421 03 6001 00 11/7/12

WIRING DIAGRAM MANUALSplit System Air Conditioner

R4A3, WCA3**4

DANGER, WARNING, CAUTION, andNOTEThe signal words DANGER, WARNING, CAU-TION, andNOTE are used to identify levels of haz-ard seriousness. The signal word DANGER is onlyused on product labels to signify an immediate haz-ard. The signal wordsWARNING, CAUTION, andNOTE will be used on product labels and through-out this manual and other manuals that may applyto the product.

DANGER -- Immediate hazards whichwill result insevere personal injury or death.

WARNING -- Hazards or unsafe practices whichcould result in severe personal injury or death.

CAUTION -- Hazards or unsafe practices whichmay result in minor personal injury or product orproperty damage.

NOTE -- Used to highlight suggestions which willresult in enhanced installation, reliability, or opera-tion.

Signal Words in Manuals

The signal wordWARNING is used throughout thismanual in the following manner:

The signal word CAUTION is used throughout thismanual in the following manner:

Signal Words on Product Labeling

Signal words are used in combination with colorsand/or pictures on product labels.

WARNING

Safety Labeling and Signal Words

!

! CAUTION

WARNING

TABLE OF CONTENTS335620--101 Wiring Diagram (All A models) 2. . . . . . . .

338900--101 Wiring Diagram (All C Models) 3. . . . . . . .

MODELSR4A318A*KA WCA3184GKAR4A324A*KA WCA3244GKAR4A330A*KA WCA3304GKAR4A336A*KC WCA3364GKCR4A342A*KA WCA3424GKAR4A348A*KC WCA3484GKCR4A360A*KC WCA3604GKC* = A for standard inlet grille,

G for inlet grille with 3/8” (10mm) tight--wire spacing

! WARNINGDEATH, PERSONAL INJURY, AND/OR PROPERTYDAMAGE HAZARD

Failure to carefully read and follow this warningcould result in equipment malfunction, propertydamage, personal injury and/or death.

Installation or repairs made by unqualified per-sons could result in equipmentmalfunction, prop-erty damage, personal injury and/or death.

The information contained in this manual is in-tended for use by a qualified service technician fa-miliar with safety procedures and equipped withthe proper tools and test instruments.

Installation must conform with local buildingcodes and with the National Electrical CodeNFPA70 current edition or Canadian ElectricalCode Part 1 CSA C.22.1.

WIRING DIAGRAM MANUAL Split System Air Conditioner: R4A3, WCA3**4

2 421 03 6001 00

USED ON MODELS: R4A318, R4A324, R4A30, R4A342, WCA318, WCA324, WCA330, WCA342

WIRING DIAGRAM MANUAL Split System Air Conditioner: R4A3, WCA3**4

421 03 6001 00 3

USED ON MODELS: R4A336, R4A348, R4A60, WCA336, WCA348, WCA360