Ism Freno de Motor
-
Upload
henry-antonio-gutierrez-jarquin -
Category
Documents
-
view
246 -
download
1
Transcript of Ism Freno de Motor
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 1/22
Isaaio Maua ForISM/ISM02/ISM07
M11/M11 Pus
Eies
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 2/22
2 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Table o ContentsSection 1: Introduction. 3
Aermarke Kis.................................................................
.3
Housi Ieiaio .....................................................3
Eie Ieiaio .......................................................3
Speia toos .................................................................. 3
Auomai trasmissios ............................................... 3
Section.2:.Engine.Preparation.4.-.6
crosshea a Ajusi Srews................................... 4
Ehaus Vave a Ijeor Ajusme ........................... 5
Spaer Isaaio .......................................................... 6
Section.3:.Engine.Brake.Housing.Installation.7.-.9
Brake Housi Isaaio ..............................................7
Save Piso Ajusme ................................................ 8
Save Piso lash Seis ............................................. 8
Isaaio o Oi Suppy ................................................. 9
Section.4:.Electrical.System.Installation.10.-.12
M11 cElEct™ Wiri Isaaio ...............................10
M11 cElEct™ Pus Wiri Isaaio........................11
ISM Wiri Haress .....................................................11
ISM02 Wiri Haress ................................................. 12
Section.5:.Engine.Brake.Operation.Check.13-14
Bee a Operaio chek .........................................13
Section.6:.Engine.Brake.Maintenance.15.-20
theory o Operaio ..................................................... 15
Ehaus Bowow ...................................................... 15
coro Vave ................................................................16
Soeoi Vave ............................................................18
Save Piso Ajusi Srews (Rese)..........................19
Ba chek ................................................................... 19
Maser Piso ............................................................... 20
Save Piso ................................................................. 20
Saety Precautions the oowi symbos i his maua sia poeiay
aerous oiios o he mehai or euipme. Rea
his maua areuy. Kow whe hese oiios a eis.
the, ake eessary seps o proe persoe as we as
euipme.
tHIS SYMBOl WARnS OF POSSIBlE PER-
SOnAl InJURY.
tHIS SYMBOl REFERS tO POSSIBlE
EqUIPMEnt dAMAgE.
NOTE:
IndIcAtES An OPERAtIOn, PROcEdURE
OR InStRUctIOn tHAt IS IMPORtAnt FOR
cORREct SERVIcE.
Fues, eeria euipme, ehaus ases a movi
eie pars prese poeia hazars ha ou resu i
persoa ijury. take are whe isai a eie brake.
Aways use orre oos a proper proeures as ouie
i his maua.
SEE dRIVER’S MAnUAl FOR PROPER En-
gInE BRAKE dRIVER tEcHnIqUES.
tHE cBRAKE BY JAcOBS™ EngInE BRAKE
IS A VEHIclE SlOWIng dEVIcE, nOt A
VEHIclE StOPPIng dEVIcE. It IS nOt A
SUBStItUtE FOR tHE SERVIcE BRAKIng
SYStEM. tHE VEHIclE’S SERVIcE BRAKES
MUSt BE USEd tO BRIng tHE VEHIclE tO
A cOMPlEtE StOP.
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 3/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 3
Section 1: Introduction
Model 411/411C/D/E Atermarket Kits.
P/N. Engine. Brake........Description
. . . . Model
3804584 M11/M11+ 411 12 Vdc, S/l ki
3804585 M11/M11+ 411 24 Vdc, S/l ki
3804586 M11/M11+ 411 24 Vdc, d/l ki
3800765 ISM 411c 12 Vdc, d/l ki
4089395 ISM02/04 411d 12 Vdc, S/l ki
4955458 ISM07 411E 12 Vdc, S/l ki
*See Appiaio guie, P/n 3401804, or spei eie
moe appiaio iormaio.
Housing Identifcation A amepae aahe o he op surae o he eie brake
housi ieies he moe umber, par umber, ro or
rear housi a save piso ash sei.
the housi seria umber is sampe o he op surae o
he eer maser piso boss or o he amepae.
For housi par umber a oher repaeme par ior-
maio, reer o cummis Buei no. 3698826, Jaobs
Pars Maua, P/n 021475.
Engine IdentifcationPrior o eie brake isaaio, veriy ha eie is a
ISM, 2002 ISM, 2007 ISM, M11 or M11 Pus. the eie
ieiaio is o he seria umber pae oae o he ue
pump sie beow he roker over.
Special Tools the oowi speia oos shou be avaiabe or he isa-
aio:
1. Ijeor ajusi oo: torue wreh, cummisP/n 3376592
2. crowoo: cummis P/n 3823820
3. Feeer ae/save piso:
cummis P/n 3871428, (0.015”)
cummis P/n 3133172, (0.027")
UnlESS OtHERWISE SPEcIFIEd, tHE
tORqUE VAlUES lIStEd In tHE tExt
ARE dIREct VAlUES USIng nO tORqUEWREncH AdAPtERS OR ExtEnSIOnS.
WHEn AdAPtERS OR ExtEnSIOnS ARE
USEd WItH A tORqUE WREncH, tHE
tORqUE VAlUES MUSt BE AdJUStEd
FOR tHE SPEcIFIc tOOlS BEIng USEd.
FOllOW tHE MAnUFActURER’S REcOM-
MEndEd PROcEdURES FOR tHE tORqUE
WREncH And AdAPtER BEIng USEd.
AutomaticTransmissions
PRIOR tO InStAllAtIOn OF tHE EngInE
BRAKE On VEHIclES WItH AUtOMAtIc
tRAnSMISSIOnS, WE REcOMMEnd tHAt
tHE tRAnSMISSIOn MAnUFActURER REP-
RESEntAtIVE (dEAlER) BE cOnSUltEd tO
BE SURE OF tHE cOMPAtIBIlItY OF tHE
EngInE BRAKE WItH tHE SPEcIFIc AUtO-
MAtIc tRAnSMISSIOn BEIng USEd.
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 4/22
4 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Section 2: Engine Preparationcea eie horouhy. Remove eie vave over a
aske. Reai a pars.
NOTE:
REFER tO cUMMInS tROUBlESHOOtIng &
REPAIR MAnUAl, SEctIOn 003-004 FOROVERHEAd SEt InFORMAtIOn.
Crosshead and Adjusting Screws
cyier 1, 3 a 5 Ehaus Vave crosshea Repaeme
a Ijeor Roker lever Ajusi Srews:
1. Roae raksha by uri aessory rive sha i
ireio o roaio (okwise, see Fi. 1). Ai he
“A” vave se mark o he aessory rive puey wih
he poier o he ear over. chek he iake a e-haus vaves o yier no. 1. A vaves mus be ose
(boh rossheas oose) o make ajusmes. I he
vaves are o ose, roae he eie oe ompee
revouio. the eie is ow reay or vave a ije-
or ajusmes ha wi be mae aer.
2. loose okus a ajusi srews o ijeor a
ehaus vave roker evers o yiers 1, 3 a 5.
NOTES:..
tHE ROcKER lEVER FOR tHE ExHAUSt
VAlVE cROSSHEAd IS tHE lOngESt OF
tHE tHREE ROcKER lEVERS In EAcH
cYlIndER.
All M11 And ISM EngInES USE gUIdE-
lESS cROSSHEAdS (SEE FIg. 2).
3. Remove he cummis uieess exhaust.vave ross-
hea rom yiers 1, 3 a 5 (see Fi. 3).
dO nOt dISASSEMBlE tHE ActUAtOR
PIn FROM tHE JAcOBS cROSSHEAd. tHE
ASSEMBlY IS nOt SERVIcEABlE In tHEFIEld.
CBRAKE byJACOBS
CUMMINSGUIDELESS
FIG.1
FIG.2
FIG.3
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 5/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 5
4. lubriae he auaor pis a vave sems wih ea
ube oi a isa he cBrake by Jaobs™ rossheas
over he ehaus vaves. loae he auaor pis o
he ehaus vaves oses o he push ro sie o he
eie (see Fi. 4).
5. the rosshea shou move reey rom sie o sie piv-
oi o he sie wihou he auaor pi. no evei
ajusme is reuire wih uieess rossheas.
6. Remove he cummis ijeor roker ever ajusi
srews a isa he cBrake by Jaobs™ ijeor
roker ever ajusi srews a he jam u o yi-
ers 1, 3 a 5 (see Fi. 5).
7. Repea seps 1 hrouh 6 above or yiers 2, 4
a 6.
Exhaust Valve andInjector Adjustment
NOTE:.OVERHEAd AdJUStMEntS MUSt BE MAdE
WHEn tHE EngInE IS cOld: StABIlIZEd
cOOlAnt tEMPERAtURE 140° F. (60° c.)
OR BElOW.
1. Reer o Fi. 6 o eermie he orre orer o se he
ehaus vave a ijeor ajusme.
2. Roae he eie raksha okwise o he esire
puey posiio.
Bar Eie Puey Se Vaves Se Ij.
dir. o Roaio Posiio cy. no. cy. no.
Sar A 1 1
Avae o B 5 5
Avae o c 3 3
Avae o A 6 6
Avae o B 2 2
Avae o c 4 4
FIG.6
FIG.5
FIG.4
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 6/22
6 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
3. Pae a 0.027” (0.68 mm) eeer ae bewee he
roker ever a he rosshea o he ehaus vave
(see Fi. 7). tihe he ajusi srew ui a ih
ra a be e o he eeer ae. Ho he ajusi
srew a ihe he oku o 45 b.-. (61 n•m).
4. tur he ijeor ajusi srew i a boom he
ijeor puer 3 o 4 imes o remove ue.
5. Boom ijeor ajusi srew wih a srewriver.
6. Bak ou srew wo fas (120°).
7. Ho srew a orue ok u o 45 b.-. (61 n•m).
8. Ajus vaves a ijeors i he same yier oow-
i he proeures i 1 hrouh 7 above.
Spacer Installation1. MODEL.411.ONLY:.. Isa wo (2) eeria ea ou
assembies io spaer a orue o 10 b.-.
(14 n•m) (see Fi. 8).
2. Isa bukhea i wih sea io hoe i spaer as
show i Fi. 9. Sea mus be oae o he ousie o
he spaer. Isa u a orue o 25 b.-. (34 n•m).
3. cea roker housi. cummis reommes he use
o RtV (cummis P/n 3823494) bewee he roker
housi a he spaer. I, however, you wish o use
a aske isea o he RtV, a aske is iue wih
he ki.
4. Sari rom he eer a proeei ouwar o
boh sies orue he apsrews o 15 b.-. (20 n•m)
oowi he seuees show i Fi. 10.
913 5 1 3 7 11 15
10 6 2 4 8 12 16
17 18
14
FIG.8
FIG.9
FIG.7
FIG.10
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 7/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 7
Housing Installation NOTE:
AlSO REFEREncE cUMMInS tROUBlESHOOt-
Ing & REPAIR MAnUAl, SEctIOn 020-024 FOR
EngInE BRAKE FOR clEAnIng, REMOVIng,
InSPEctIng, InStAllAtIOn And AdJUStMEnt.
Oil.Supply.Tube
1. lubriae O-ris o oi suppy ube a isa io oi
suppy hoe i rear housi. Push ube i a he way
(see Fi. 11).
2. Isa he O-ri aapor io he ro housi i he
oaio show i Fiure 12. t ihe he O-ri aapor
as oows:
411 24 b.- 33 n•m
411c 27 b.- 37 n•m
411d 27 b.- 37 n•m
411E 27 b.- 37 n•m
3. Make sure he save piso ajusi srews o boh
housis are bake ou so a save pisos are uy
rerae (srew is oose).
4. Pae rear brake housi o roker sha suppors or
yiers 4, 5 a 6.
5. Isa ro housi so ha he oi suppy ube s io
he oi suppy hoe o he ro housi.
NOTE:..
nO WASHERS ARE USEd WItH tHE
cBRAKE BY JAcOBS™ cAPScREWS.
6. lubriae hreas a uersie o Jaobs ho-ow
apsrews wih ea ube oi.
7. Isa he apsrews i he siee (16) oaios
a ha ihe oowi he seuee i Fi. 13.
compee he seuee by ihei he apsrews
o 60 b.-. (81 n•m).
FIG.11
FIG.12
FIG.13
Section 3: Brake Installation
FRONT
1 4 7
523
6
816
1491215
1310
11
REAR
MODEL 411, C, D, E
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 8/22
8 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Slave Piston Adjustment
PAY SPEcIAl AttEntIOn tO tHIS AdJUSt-
MEnt. tO EnSURE MAxIMUM BRAKE
OPERAtIng EFFIcIEncY And tO PREVEnt
EngInE dAMAgE, FOllOW InStRUctIOnS
cAREFUllY.
Slave.Piston.Lash.Settings
. Model. Engine. Setting
411 M11 0.015”
411 M11 Pus 0.015”
411c ISM 0.015"
411d 2002 ISM 0.015"
411E 2007 ISM 0.027"
1. Save piso ash sei is prie o he housi
amepae.
2. Save piso ajusme mus be mae wih he eie
soppe a o (sabiize waer emperaure o 140°
F., 60° c., or beow).
3. Ehaus vaves o he yier o be ajuse mus
be ose.
4. Isa he appropriae eeer ae (.027" or 411E, .015"
or a ohers) bewee he save piso a he aua-
i pi i he rosshea (see Fi. 14). tur he save
piso ajusi srew ui a sih ra o he eeer
ae a be e.
5. Ho srew i posiio wih a srewriver (see Fi.
15) (Moe 411E OnlY - Ho srew i posiio wih
wreh o he hea - See Fi. 15A). torue oku o
25 b.-. (34 n•m)
OVERtORqUIng lOcKnUt cOUld SEIZE
RESEt MEcHAnISM In SlAVE PIStOn
AdJUStIng ScREW. tHIS WIll RESUlt
In POOR EngInE BRAKE PERFORMAncE.(SEE nOtE On PAgE 3).
NOTE:
AFtER tORqUIng tHE SlAVE PIStOn
AdJUStIng ScREW lOcKnUt, cHEcK
tHE clEARAncE WItH tHE FEElER gAgE.
REAdJUSt IF nEcESSARY.
FIG.15
FIG.14
FIG.15A
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 9/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 9
Installation o OilSupply
dO nOt cOnnEct tHE EngInE BRAKE OIl
SUPPlY tO tHE SAME lOcAtIOn USEd
FOR tHE tURBOcHARgER OIl SUPPlY.
SERIOUS EngInE dAMAgE MAY RESUlt.
1. Remove he pu rom he rear, iboar er hea oa-
io a isa he ew i wih sea ri. tihe he
i o 27 b.-. (37n•m) (Fi.16).
KEEP HOSE clEAR OF All POtEntIAl
HOt EngInE cOMPOnEntS And FREE
FROM RUBBIng On EngInE OR cHASSIS.
A RUPtUREd HOSE WIll SPRAY HOt OIl
And cOUld cAUSE HEAVY SMOKE OR FIRE
UPOn HIttIng HOt EngInE cOMPOnEntS.
2. coe he eera hose o he bukhea i i he
spaer. Isa he hose amps a aah o he bo i
he iake maio (Fi.17).
3. Roue he hose behi he ooa er a oe o
he O-ri aaper as oows:
411 12 b.- 16 n•m
411c 19 b.- 26 n•m
411d 19 b.- 26 n•m411E 19 b.- 26 n•m
4. Isa shor hose bewee housi aapor a buk-
hea i. torue i us as oows:
(Fi.18)
411 12 b.- 16 n•m
411c 19 b.- 26 n•m
411d 19 b.- 26 n•m
411E 19 b.- 26 n•m
SPACER
SEAL
BULKHEAD NUT
BULKHEAD FITTINGWITH NUT
HOSE ASSEMBLY
CBRAKE byJACOBSFRONT HOUSING
Torque per
paragraph 3
Torque per
paragraph 3 Torque per paragraph 4
FIG.17
FIG.16
FIG.18
* Model 411E has different clip
confguration - See note below
nOtE: 411E HAS 3 clIPS
InStEAd OF 4 AS PREVIOUS
MOdElS. HOldIng tHOSE
3 clIPS ARE tWO nEW
ScREWS
3821783 15 b.-
3036230 35 b.-
3818060 40 b.- *
areay eiss o eie
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 10/22
10 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Section 4: Electrical Installation
M11 CELECT™ Wiring InstallationNOTE:.
All cUMMInS M11 EngInES HAVE ElEc-
tROnIc cOntROlS (cElEct™).
Isa he reay base uer he ash a a oveie oaio
i orer o make he oowi wiri oeios:
It IS ExtREMElY IMPORtAnt tHAt A
SEcURE gROUnd cOnnEctIOn IS MAdE.
FAIlURE tO dO SO WIll RESUlt In POOR
EngInE BRAKE OPERAtIOn.
1. coe he gREEn wire o a oo eie rou.
2. coe he PInK wire o he oupu sie o he On/
OFF brake swih.
3. coe he gRAY wire o he ipu sie o he seeor
swih.
4. coe he BROWn wire o he cummis ierae
oeor, pi “F”.
Aiioa eeria oeios (wiri o be provie by
he isaer):
1. coe he REd wire rom he ipu ermia (siver
oae) o a 10-amp, 12-vo irui breaker eeria
soure.
2. the BlUE wire shou be oee rom he oupu
sie o he seeor swih as show i he iaram,
o pi “g” o he cummis ierae oeor.
3. coe he YEllOW wire rom he oupu sie o he
seeor swih o pi “H” o he cummis ierae
oeor.
4. the ORAngE wire is oee rom he oupu sie o
he o/o swih (o pae ermia) o pi 10 o he
cummis eeroi oro moue.
5. coe he WHItE wire rom he ipu sie o he
On/OFF swih (o pae ermia) o pi 5 o he
cummis eeroi oro moue.
BLUE
FRONT OF ENGINE
PIN F
PIN G
PIN H
OEM INTERFACE
CONNECTOR
Y E L L O W
B L U E
GOLDTERMINALS
SILVERTERMINALS
ON/OFFPOWERSWITCH
TWO-POSITIONSWITCH
10 AMP - 12VCIRCUIT BREAKER
OR FUSE
RED
PINK
GRAY
GREEN
B R O W N
PIN F
PIN G
PIN H
GROUND
NOTUSED
NOTUSED
NOTUSED
PIN 87ANOT USED
PIN 85BROWN PIN 86
GREEN
PIN 87GRAY
DIODE
PIN 30PINK
PIN 18
PIN C
PIN 5
PIN 10
ELECTRONICCONTROLMODULE
HARNESSJUMPER
CONNECTOR
OEMCONNECTOR
ACTUATOR CONNECTOR
YELLOW
PIN B
PIN 10
PIN5 WHITE
ORANGE
FRONT HOUSINGREAR HOUSING
FIG.19
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 11/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 11
M11 Plus CELECT™Plus Wiring Installation(Model 411)
FIG.21
ISM Wiring Installation(Models 411C)
For proper eeria wiri isaaio, make a eeria o-
eios as show i Fiure 21, observi he oowi:
1. coe he Soeoi Haress o he eisi eie
ijeor haress uer he vave over. coe he
REd ea o he Soeoi Haress o eiher ermia o
he soeoi o he rear housi. coe he WHItE
ea o he soeoi o he ro housi. coe
oe BlAcK ea o eah remaii ermia o boh
soeois.
2. A oeios bewee he cummis Eeroi
coro Moue a he eie brake On/OFF a
HI/lOW swihes are o be mae wih wiri provie
by he isaer.
P a s s T h r o u gh P i n 1 3
P a s s T h r o u gh P i n 1 4
ON/OFFSWITCH
OEM PORT (KEY 04) ACTUATOR PORT (KEY02) SENSOR PORT (KEY 03)
C1 C2 C3
DCM570
Actuator Pin 31 (Engine Brake Return)
Actuator Pin 15 (Engine Brake #2)Actuator Pin 44 (Engine Brake #1)
OEM Pin 22 (LO)
OEM Pin 31(HI )
OEM Pin 9*(Common)
2 POSITIONSWITCH
White wire andBlack wire
Red w ire andBlack wire
Rear Housing Front Housing
* Pin 10 or 19 can be used as alternates to Pin 9 for Common Ground.
Instal ler ProvidedWires
1514
Brake Harness
13
15 pin passthrough connector
44153122319
P a s s T h r o u gh P i n 1 5
Existing Engine Harness
NOTE: All cUMMInS M11 Plus EngInES HAVE
ElEctROnIc cOntROlS (cElEct
pus).
1. For proper wiri isaaio, make a eeria o-
eios as show i Fi. 20.
2. coe brake wiri haress o cummis EcM Ier-
ae coeor. coe PURPlE a gRAY eas o
FIG.20
PURPLE
ELECTRICAL CONTROL SYSTEMENGINE BRAKE MODEL 411 FOR ’95 M11 PLUS ENGINE
GRAY
B C28
5
101819
A
ELECTRONIC CONTROLMODULE (ECMc)
OEMPORT
ACTUATORPORT
2-POSITIONSWITCH
ON/OFFSWITCH
FRONT HOUSING REAR HOUSING
PIN 10
PIN 5
PIN 28
P I N 1
8
PURPLE
P I N 1
9
B
AA B
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 12/22
12 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
ISM02 WiringInstallation(Models 411D)
For proper eeria wiri isaaio, make a eeria
oeios as show i Fiure 22, observi he oowi:
1. coe he soeoi haress o he eisi eie
ijeor haress uer he vave over. coe he
REd ea o he soeoi o he rear housi. coe
he WHItE ea o he soeoi o he ro housi.
2. A oeios bewee he cummis Eeroi
coro Moue a he eie brake On/OFF a
HI/lOW swihes are o be mae wih wiri provie
by he isaer.
................................................NOTE:
P a s s T h r o u gh P i
n 1 3
P a s s T h r o u gh P i
n 1 4
ON/OFFSWITCH
OEM PORT (KEY 04)C1
C2
DCM870
Actuator Pin 51 (Engine Brake #2)Actuator Pin 32 (Engine Brake #1)
OEM Pin 18(LO)
OEM Pin 08(HI )
OEM Pin 34*(Common)
2 POSITIONSWITCH
White wireRed wire
Rear Housing Front Housing
Installer ProvidedWires
14
Brake Harness
13
32
Existing Engine Harness
ENGINE PORT (KEY 07)
04
C301
0203
34 08 1851
FIG.22
JAcOBS WIRIng IS
nOt REqUIREd On
ISM07 (MOdEl 411E)
- SEE VEHIclE OEM
FOR WIRIng dEtAIlS
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 13/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 13
the cBrake by Jaobs™ Moe 411, 411c, 411d, & 411E
isaaio is ow ompee. the oowi proeures a
ajusmes shou be mae.
Rehek he housi isaaio. Be erai o orei
objes have bee e behi a a orre earaereuiremes have bee me.
Bleed and OperationCheck
WEAR EYE PROtEctIOn And dO nOt
ExPOSE YOUR FAcE OVER EngInE AREA.
tAKE PREcAUtIOnS tO PREVEnt OIl
lEAKAgE dOWn On tHE EngInE. WHEnEngInE IS RUnnIng And VAlVE cOVERS
ARE REMOVEd, OIl SPlASHIng In tHE
EngInE BRAKE AREA cOUld cAUSE PER-
SOnAl InJURY.
For.Wastgate.and.Non-.Wastgate.Engines
1. Assure ha he oro wires are oee o he
ermia assembies i eie brake spaers
(411 oy).
2. Bee brake housis a hek heir operaio.
Sar eie a aow o ru 5 o 10 miues.
Pu ash swih i “lO”. Aeerae eie oapproimaey 1800 RPM a reease hroe.
Oy oe soeoi vave shou operae.
3. Repeai his proeure or posiio “HI”, boh soe-
ois shou operae. Repea his proeure severa
imes o bee brake housis or immeiae operaio.
For.EGR/.VGT.Engines.
1. Bee brake housis a hek heir operaio.
Sar eie a aow o ru 5 o 10 miues.
Pu ash swih i “HI”. Aeerae eie o
approimaey 1800 RPM a reease hroe.
Boh soeoi vaves shou operae.
2. Repea his proeure severa imes o bee brake
housis or immeiae operaio.
Section 5: Brake Operation Check
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 14/22
14 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Replace.Rocker.Lever.Cover
1. Remove he aske a ispe or amae.
2. I he aske is o amae, i a be use aai. I
he aske is amae, i mus be isare a a ew
oe use.
3. Se he ew cummis aske o he over.
4. Isa fa washer, ew seeve a ew oise isoaor o
he apsrew (see Fi. 23).
5. Isa he apsrew assembies i he over (Fi. 24).
6. Isa he over o he spaer a ihe he over
apsrews o 130 b.-i. (15 n•m) i he seuee
show i Fi. 25.
nOtE: AlSO REFEREncE cUMMInS
tROUBlE SHOOtIng & REPAIR
MAnUAl, SEctIOn 003-011FORROcKER lEVER cOVER
InStAllAtIOn.
FIG.25
FIG.24
FIG.23
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 15/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 15
Section 6: Brake Maintenance
Theory o OperationEerizi he eie brake eeivey overs a power-
proui iese eie io a power-absorbi air
ompressor. this is aompishe hrouh moio raser
usi a maser/save piso arraeme whih opes
yier ehaus vaves ear he op o he orma ompres-
sio sroke, reeasi he ompresse yier hare o
ehaus.
the bowow o ompresse air o amospheri pres-
sure preves he reur o eery o he eie piso o
he epasio sroke. the ee is a e eery oss, sie
he work oe i ompressi he yier hare is o
reure uri he epasio proess.
Exhaust BlowdownReerri o Fi. 26, ehaus bowow ours as oows:
1. the eerize soeoi vave permis eie ube oi o
fow uer pressure hrouh he oro vave o boh
he maser piso a he save piso.
2. Oi pressure auses he maser piso o move ow,
omi o res o he ijeor roker arm ajusisrew.
3. the ijeor roker arm ajusi srew beis upwar
rave (as i orma ehaus ye), ori he maser
piso upwar a irei hih pressure oi o he
save piso. the ba hek vave i he oro vave
imprisos hih-pressure oi i he maser/save piso
sysem.
4. the save piso, uer he ifuee o he hih-pres-
sure oi moves ow, momeariy opes he ehaus
vave whie he eie piso is ear is op ea-e-
er posiio, reeasi ompresse yier air o he
ehaus maio.
5. compresse air esapes ou o he amosphere, om-
pei a ompressio braki ye.
OIL IN
SOLENOID
VALVE
CONTROL
VALVE
ADJUSTING
SCREW
HIGH
PRESSURE
OIL
MASTER
PISTON
INJECTOR
PUSHROD
SLAVE
PISTON
BALL
CHECK
VALVE
EXHAUST VALVES
EXHAUST
ROCKER
LEVER
GUIDELESS
CROSSHEAD
LOW
PRESSURE
OIL
FIG.26
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 16/22
16 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
the cBrake by Jaobs™ is a reaivey roube-ree evie.
However, ispeios a rouie maieae wi ee
o be mae rom ime o ime. Use he oowi proeures
o keep he eie brake i op oiio.
this seio wi over how o propery remove, ea
a reisa eie brake ompoes. Use a OSHA-ap-
prove eai sove whe washi pars. Be sure o
oa pars wih ea eie oi whe reisai hem.
nEVER REMOVE AnY EngInE BRAKE
cOMPOnEnt WItH EngInE RUnnIng.
PERSOnAl InJURY MAY RESUlt.
Control Valve
REMOVE cOntROl VAlVE cOVERS cARE-
FUllY. cOntROl VAlVE cOVERS ARE
UndER lOAd FROM tHE cOntROl VAlVE
SPRIngS. REMOVE WItH cARE tO AVOId
PERSOnAl InJURY.
1. Appy pressure o he oro vave over a remove
reaii ri usi reaii ri piers (see Fi. 28).
CONTROL
VALVE
SOLENOIDVALVE
SLAVE PISTONADJUSTING
SCREW(RESET)
SLAVEPISTON
MASTERPISTON
FIG.27
FIG.28
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 17/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 17
2. Sowy remove over ui spri pressure eases,
he remove he oro vave spris a oar
(see Fi. 29).
3. Usi eee-ose piers, remove he oro vave
(see Fi. 30).
4. Wash he oro vave wih approve eai sove.
Push a wire hrouh he hoe i he base o he vave
o esure ha he ba hek is ree. the ba shoui wih ih pressure o he wire. I he ba is suk or
here is o spri pressure, repae he oro vave.
dry he vave wih ompresse air a wipe ea wih
a paper owe.
5. thorouhy ea he oro vave bore i he housi
usi ea paper owes.
6. dip he oro vave i ea ube oi. drop he vave
io is bore. I bii ours, he oro vave shou
be repae.
7. Reassembe he pars, reversi he remova pro-
eure. Be sure reaii ri ears are posiioeopposie he oi rai so i he housi (see Fi. 31).
NOTE:
BE SURE tHE cOntROl VAlVE cOllAR
IS InStAllEd WItH tHE lOngER SlEEVE
AREA UP (SEE BElOW). IF tHE cOllAR IS
InStAllEd UPSIdE dOWn, tHIS BRAKE
cYlIndER WIll nOt OPERAtE.
FIG.29
FIG.30
FIG.31
UP
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 18/22
18 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Solenoid Valve1. disoe he soeoi haress. Usi a 3/4” soke
a eesio, usrew he soeoi vave (see Fi. 32).
dO nOt dISASSEMBlE OR tAMPER WItH
tHE SOlEnOId VAlVE. EngInE dAMAgE
cOUld RESUlt.
2. Remove a isar he hree rubber sea ris (Fi.
33). I he ower ri says i he boom o he housi
soeoi bore, remove wih a sea pik.
3. Wash ou he soeoi vave wih approve eai
sove. Use a brush o ea he oi sree. cea a
ry he vave wih ompresse air. Repae oi sree, i
eessary.
4. cea ou he soeoi vave bore i he housi. Use
ea paper owes. never use ras, as hey may eave
i a resiue whih a pu he oi passaeways.
5. Reisa he soeoi usi ew sea ris. Sea ower
sea ri i he base o he soeoi vave bore. Wipe
ea ube oi io a arou he bore. Pae upper
a eer sea ris o he soeoi vave boy.
6. Be sure he seas are seae propery a areuy a
srew he soeoi io he housi wihou useai
he seas. torue he vave o 15 b.-. (20 n•m) (see
Fi. 34).
UPPER SEAL
CENTER SEAL
LOWER SEAL
FIG.34
FIG.33
FIG.32
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 19/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 19
Slave Piston AdjustingScrews (Reset)1. loose save piso ajusi srew oku a re-
move ajusi srew rom housi (Fi. 35).
2. cea ajusi srew i a approve eai sove.
3. Ispe he save piso ajusi srew. the puer
shou prorue rom he boom o he srew, have
ih spri pressure appare whe epresse, a
shou move reey (Fi. 36). Be sure he reaii ri
is uy eae i is roove. Repae he eire srew
assemby i ay ee is ou.
dO nOt REAdJUSt OR tAMPER WItH tHE
AdJUStIng ScREW ASSEMBlY. EngInE
dAMAgE cOUld RESUlt.
Ball Check Valve1. Remove he soke pipe pu. Be areu uri a
urs o avoi osi he spri a ba. Remove spri
a ba (Fi. 37).
2. Ispe, ea i a approve eai sove a
repae as reuire.
3. Reassembe, iseri rs he ba, he he spri a
pu. torue he pu o 106 b.-i. (12 n•m).
InStAll PARtS In tHE ORdER SHOWn.
IMPROPER InStAllAtIOn MAY RESUlt In
EngInE dAMAgE.
FIG.36
FIG.35
FIG.37
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 20/22
20 cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES
Master Piston1. Remove he buo-hea srew, washer a maser
piso spri rom boom o housi.
2. Remove he maser piso rom is bore usi eee-
ose piers. I bii ours, hek or burrs or
oamias i he ube oi. cea i a approve
eai sove (Fi. 38).
NOTE:
dO nOt AttEMPt tO REMOVE tHE MAS-
tER PIStOn WItHOUt FIRSt REMOVIng
tHE FlAt SPRIng. BEndIng tHE SPRIng
BAcK tOO FAR cAn dIStORt tHE SPRIng
And WOUld nEEd tO BE REPlAcEd.
3. Ispe he har ae surae. A pie, hippe,
rake or ae piso shou be repae. I he har
ai is amae, ispe he orrespoi roker
arm ajusi srews or eessive wear or pii.
Repae i amae.
4. Reassembe i reverse orer. Whe ihei he ap-
srew, make erai he wo spri abs o o ierere
wih he sies o he maser piso eer raise porio
(see Fi. 39). torue he apsrew o
8 - 10 b.-. (11 - 13 n•m).
NOTE:
tHE tABS SHOUld BE EqUAllY SPAcEd
FROM tHE RAISEd PIStOn AREA.
Slave Piston
WEAR SAFEtY glASSES. REMOVE SlAVE
PIStOn cAREFUllY. tHE SlAVE PIStOn IS
REtAInEd BY SPRIngS tHAt ARE UndER
HEAVY cOMPRESSIOn. IF tHE FOllOWIng
InStRUctIOnS ARE nOt FOllOWEd And
PROPER tOOlS nOt USEd, tHE SPRIng
cOUld BE dIScHARgEd WItH EnOUgH
FORcE tO cAUSE PERSOnAl InJURY.
Remove he oku o he save piso ajusi srew.
Bak ou he ajusi srew ui he save piso is uy
rerae (srew is oose).
Use he save piso remova oo a he oowi proe-
ure o remove a repae he save piso:
1. Pae he hoe i he amp brake over he save pis-
o ajusi srew (Fi. 40).
FIG.39
FIG.38
FIG.40
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 21/22
cBRAKE BY JAcOBS™ InStAllAtIOn MAnUAl FOR cUMMInS ISM/ISM02, M11/M11 PlUS EngInES 21
2. Whie hoi he oo i posiio, srew he hoer
ow over he save piso sem ui he reaier is
oae.
3. tur he hae sowy ui he reaier is epresse,
abou 1/32” (1 mm), reievi pressure aais he
reaii ri.
4. Remove he reaii ri usi reaii ri piers.
Bak ou he hoer ui he spris are oose. Removehe oo (see Fi. 41).
5. Remove he reaier, spri a save piso. chek or
iks or burrs ha ou ause bii (see Fi. 42).
6. cea he piso i a approve eai sove. Ru
a sma wire hrouh ay hoes. Repae he piso i he
rou surae o he ousie iameer is srahe or
sore.
NOTE:
BE SURE All cOMPOnEntS ARE REAS-
SEMBlEd In cORREct ORdER.
7. Isa he save piso io he bore. Isa he spris
a reaier over he save piso oo.
8. Use he remova oo o ompress he save piso
a spris ow ui he reaier is abou 1/32”
(1 mm) beow he reaii ri roove.
9. Sie he reaii ri over he hreae ro o he
remova oo a reisa he reaii ri i is roove.
Be sure he reaii ri is uy eae i he roove.
10. Remove he oo sowy o esure proper seai o
reaii ri.
11. Assembe he oku; o o ihe.
FIG.41
FIG.42
7/30/2019 Ism Freno de Motor
http://slidepdf.com/reader/full/ism-freno-de-motor 22/22
Cummins.IncBox.3005
Columbus,.IN.47202-3005
USA
wwwcumminscom
cElEct™ is a raemark o
cummis I.
Buei 3698827
For additional support visit www jacobsvehiclesystems
Jacobs.Vehicle.Systems22.E.Dudley.Town.Road
Bloomfeld,.CT.06002USA
cBrake by Jaobs™ is a raemark o
cummis I. a
Jaobs Vehie Sysems
Jaobs® is a reisere raemark o
Jaobs Vehie Sysems
P i i U S A 01/07