S U F S E R V I C E H A N D B O O K
T R O U B L E S H O O T I N G
BLOWER
STEP 8
120 VAC TO BLOWER
STEP 8: CHECK FOR 120 VAC TO BLOWER FROM CN2 PLUG PIN 1 AND 2. Condition:
•Reconnect all plugs to control board.
•On/Off switch is on.
•Call for heat is activated.
Insert meter probes into back of CN2 plug on pins 1 and 2 with CN2 plugged in, power on, and a call for heat activated.
IF… | AND | THEN |
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120 VAC is not |
| replace the control board if call for heat is active and Step 7 has been |
present |
| performed and results were successful — continue to Step 9A. |
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State Water Heaters | 25 | Technical Training Department |
Ashland City, Tennessee © 2004 |
