Bryant NAHA003WK.01 manual

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Table of contents for the manual

  • Page 1

    441 06 1003 02 (10/2001) P r i n t e di nU . S . A . Please read these instruct ions completely before attempt ing installation. T winning Kit NAHA003WK.01 For Use With Furnace Models Usi ng Honeywell ST9120 and ST 9160 Electronic Fan Controls Electrical shock haz ard/Fire and/ or explosio n haz - ard. T urn off electri c power supply at disconnect[...]

  • Page 2

    2 441 06 1003 02 (10/2001) Installation Procedures 1. Remove line power from both appliances before starting installation of the twinning kit. 2. Locate the Z1 and Z2 or C to C and H to H connections along one edge of each control ( see Figure 1 and Figure 2 ). The designations are printed on top of the circuit board, and a black bar shows the corr[...]

  • Page 3

    3 Figure 1 Connection of T winning Leads and Loc ating Isolation Relay On Furnace #1 Control P anel 4 3 2 1 I S O L AT I O N R E L AY (SPST) DRILL TWO 1/8” Di a. T ransformer ST9120C40 CONTROL P ANE L (Located In Blower Compartment). ELECTRONI C F AN CONTROL ST9120 4 3 2 1 I S O L AT I O N R E L AY (SPST) DRILL TWO 1/8” Di a. T ransformer CONTR[...]

  • Page 4

    4 441 06 1003 02 (10/2001) Figure 2 T W I N Z1 ELE CTR ONIC F AN C ONTR OL T winni ng Leads Connect Z1 T o Z1 A n dZ 2T oZ 2 . TWIN C H ELE CTR ONIC F AN C ONTR OL T wini ng Leads Connect H T o H And C T o C. DAT A DAT A ST9160B ST9160B (ST9120) (ST9160) ELE CTR ONIC F AN C ONTR OL (ST9120) ELE CTR ONIC F AN C ONTR OL (ST9160) 25 - - 23 - - 78 CONT[...]

  • Page 5

    5 Figure 3 Proper Connect ion of T win ning Leads fo r ST 9120 & ST 9160 4 3 2 1 ST9120C40 ST9120C40 FURNAC E #1 Splice if Required,to obtain necessar y length. FURNAC E #2 Bushings Z2 TO Z2 Z1 TO Z1 T winning Leads ST9120 ST9120 FURNACE #1 Splice if Required,to obtain necessar y length. FURNAC E #2 Bushings T winning Leads ST9160 HT O H CT O C[...]

  • Page 6

    6 441 06 1003 02 (10/2001) Figure 4 Proper Conn ection of T wi nning Leads f or ST 9120[...]

  • Page 7

    7 Figure 5 Proper Conn ection of T wi nning Leads f or ST 9160 R C W Y G WA LL THERMOST A T R W G 5 H C TWIN R C W Y G 5 H C TWIN 4 3 2 1 Connect H to H Connect C to C ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 ELECTRONI C F AN CONTROL FURNACE #2 Thermostat Wir ing For Single Stage Heating R C W Y G WA LL THERMOST A T R G 5 H C TWIN R C [...]

  • Page 8

    8 441 06 1003 02 (10/2001) Figure 6 ST 9120 WA LL THERMOST A T R G 4 3 2 1 ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 ELECTRONI C F AN CONTROL FURNACE #2 Thermostat Wir ing For Single Stage Heating And T wo Stage Cooling WA LL THERMOST A T R G 4 3 2 1 ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 Thermostat Wir ing For T wo Stage[...]

  • Page 9

    9 Figure 7 ST 9160 R C W Y G WA LL THERMOST A T R G 5 H C TWIN R C W Y G 5 H C TWIN 4 3 2 1 Connect H to H Connect C to C ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 ELECTRONI C F AN CONTROL FURNACE #2 Thermostat Wir ing For Single Stage Heating And T wo Stage Cooling R C W Y G WA LL THERMOST A T R G 5 H C TWIN R C W Y G 5 H C TWIN 4 3 2 [...]

  • Page 10

    10 441 06 1003 02 (10/2001) Figure 8 WA LL THERMOST A T R G 4 3 2 1 ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 ELECTRONI C F AN CONTROL FURNACE #2 C Y A/C CONDENSERS W2 Y2 Y1 C Y Connect Z 1 T o Z 1 Connect Z 2 T o Z 2 WA LL THERMOST A T R G 4 3 2 1 ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 Thermostat Wir ing For Single Stage[...]

  • Page 11

    11 Figure 9 25 - - 23 - - 81a R C W Y G WA LL THERMOST A T R G 5 H C TWIN RC W Y G 5 H C TWIN 4 3 2 1 Connect H to H Connect C to C ISOLA TION RELA Y ELECTRONI C F AN CONTROL FURNACE #1 ELECTRONI C F AN CONTROL FURNACE #2 R C W Y G WA LL THERMOST A T R 5 H C TWIN R C W Y G 5 H C TWIN 4 3 2 1 Connect H to H Connect C to C ISOLA TION RELA Y ELECTRONI[...]