Instruction/ maintenance manual of the product NAHA003WK.01 Bryant
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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.
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 ).
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.
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.
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.
6 441 06 1003 02 (10/2001) Figure 4 Proper Conn ection of T wi nning Leads f or ST 9120.
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 .
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.
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.
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 .
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 .
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If you already are a holder of Bryant NAHA003WK.01, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Bryant NAHA003WK.01.
However, one of the most important roles played by the user manual is to help in solving problems with Bryant NAHA003WK.01. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Bryant NAHA003WK.01 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
