ULTRA HIGH EFFICIENCY POWER VENT/POWER DIRECT VENT - SERVICE MANUAL
CCB (CONT)
J1 Socket - Transformer
PIN # | DESCRIPTION |
|
|
1 | 120 VAC hot to transformer |
2 | Not used |
3 | 120 VAC neutral to transformer |
4 | 24 VAC out from transformer |
5 | 24 VAC out from transformer |
J2 Socket - 120 VAC To Blower
PIN # |
| DESCRIPTION |
|
|
|
1 | 120 | VAC hot to blower |
2 | 120 | VAC neutral to blower |
3 | Not used | |
4 | Not used | |
J3 Socket - 120 VAC Power Supply
PIN # | DESCRIPTION |
|
|
1 | 120 VAC hot |
2 | Earth Ground |
3 | 120 VAC neutral |
J4 Flame Sensor - Male Spade Connector
J5 Socket - Igniter 120 VAC HSI (hot surface igniter - Silicon Carbide)
PIN # | DESCRIPTION |
1120 VAC hot
2120 VAC neutral
J6 Socket - Gas Valve, Pressure Switches, Enable/Disable Circuit
PIN # | DESCRIPTION |
1Not used
2Gas valve - 24 VAC
3Not used
4Blocked Intake air pressure switch
5Blocked Exhaust air pressure switch
6Blower Prover air pressure switch
7Blower Prover air pressure switch
8Enable/disable external control circuit - jumper installed from factory
9Not used
10Blocked Exhaust air pressure switch
11Enable/disable external control circuit - jumper installed from factory
12Not used
13Not used
14Blocked Intake air pressure switch
15Gas valve - 24 VAC
Technical Literature Department | 37 of 52 | Ashland City, TN © 2008 |
Servicing should only be performed by a Qualified Service Agent |
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