1. Ensure proper voltage and phase is present on main disconnect switch. Do not energize the disconnect if the incoming voltage is plus or minus 15% from the rated voltage on the mfg name plate.
Oven Disconnect
Check incoming voltage here
Heater Box 1 Control Panel Phase A to ground _________ Phase B to ground _________ Phase C to ground _________ Phase A to Phase B ________ Phase B to Phase C ________
Heater Box 2 Control Panel Phase A to ground _________ Phase B to ground _________ Phase C to ground _________ Phase A to Phase B ________ Phase B to Phase C ________
Phase C to Phase A ________ Phase C to Phase A ________ 2. Open all gas ball valves and ensure proper gas pressure is present on the incoming gas pressure gauge (2psi to 5psi). Ensure gas line has been purged of air before attempting ignition. Incoming gas from building (turn valve on) Incoming gas pressure gauge
Press silver button to get a reading
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