SBD TANK TYPE HEATERS
SERVICE HANDBOOK
STEP 12
IID MODULE TEST
STEP 12. IID MODULE TEST (Power to the Pilot Valve). Using a multimeter, test for 24 VAC between terminal PV and 24V (GND) on the IID during the 90 second trial for ignition.
IF | THEN | |
The meter does not read 24 VAC and the | • | Replace the module. |
IID module is not between ignition trials: |
|
|
The meter does read 24 VAC: | • | Go to step 13 |
Technical Training Department | 32 |
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