Carrier Owners Manual - 1 of 2
Carrier Owners Manual - 2 of 2
From inside (document excerpt):
25HPA5 Performancet Series Heat Pump with Puronr Refrigerant 1 1/2 to 5 Nominal Tons Wiring Diagrams CONNECTION DIAGRAM BLK or RED BLU *SR BRN CAP YEL H BLU C F BLU BLK COMP CONT 11 23 21 23 YEL YEL YEL BRN ODF BLK YEL L1 RVSR O W2 R BLU YEL L1 SCHEMATIC DIAGRAM (LADDER FORM) CONT COMP C 21 * SR 5 2 1 *SC H (NOTE #8) BLK 2 1 5 *SC BLK BLK *ST +t EQUIP GND R * CH 11 L2 R CONT S CAP 23 +t° * ST 23 *CH C S *CHS RED or BLK L1 * CHS 208/230 1Ø POWER SUPPLY ODFR ODF
A FIVE MINUTE DELAY WILL OCCUR BETWEEN COMPRESSOR OFF/ON CYCLES. INPUT L O G I C ODFR RVSR AUXR LLSR OUTPUT OAT PL5 PL1 ORG ORG HP C RVS DEFROST TIME BRN OCT * HPS *LLS CB K4 A BCD CONT K4 QUIET SHIFT P1 COMM STATUS UTIL OAT C A BCD R C Y LS W2O FORCED DEFROST -LEGENDCB *LLS TO INDOOR UNIT NOTES: COMPRESSOR AND FAN MOTOR FURNISHED WITH INHERENT THERMAL PROTECTION. TO BE WIRED IN ACCORDANCE WITH NATIONAL ELECTRIC CODE (N.E.C.) AND LOCAL CODES. N.E.C. CLASS 2, 24 V CIRCUIT, MIN. 40 VA REQUIRED, 60VA ON UNITS INSTALLED WITH LLS. USE COPPER CONDUCTORS ONLY FROM DISCONNECT TO UNIT. MUST USE THERMOSTAT AND SUB-BASE AS STATED IN PRE-SALE LITERATURE. IF INDOOR SECTION HAS A TRANSFORMER WITH A GROUNDED SECONDARY, CONNECT THE GROUNDED SIDE TO “C ” ON THE CIRCUIT BOARD.