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Carrier CRHEATER136A00 Installation Instructions Manual page 7

Large packaged rooftop units, 21/2 to 25 tons accessory electric heater packages

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NOTE: Route heater control wiring outside of accessory electric heat
box. Secure with field-supplied wire ties to base unit control box. Con-
trol wiring must clear hinged door on electric heat box.
Fig. 8 — Electric Heater Wiring Connections Using Accessory Electric Heat Box
(Accessory Electric Heat Kit Numbers CRHEATER142A00 and CRHEATER143A00)
TO TB1 (BASE UNIT CONTROL BOX)
DOOR
ELECTRIC HEATER POWER WIRING
LEGEND
TB — Terminal Block
NOTE: This accessory is only required for accessory electric heater
kit part numbers CRHEATER142A00 and CRHEATER143A00.
Fig. 7 — Accessory Electric Heat Box
FIELD
POWER
SUPPLY
WIRING
ACY
— Accessory
ASMLY — Assembly
EQUIP — Equipment
7
LEGEND
FU
— Fuse
GND — Ground
TB
— Terminal Block

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Crheater137a00Crheater138a00Crheater139a00Crheater141a00Crheater142a00Crheater143a00 ... Show all