6 • Commercial Electric Water Heaters
General Safety Information
Turn off power at the branch circuit
breaker serving the water heater
before performing any service.
Electrical Shock Hazard
•
Label all wires prior to disconnecting
when performing service. Wiring errors
can cause improper and dangerous
operation.
•
Verify proper operation after servicing.
•
Failure to follow these instructions can
result in personal injury or death.
•
Full power is present whenever the
cabinet door is opened, even with
the pilot switch turned off.
Electrical Shock Hazard
Property Damage Hazard
To avoid water heater damage, fill tank with water
before operating.
• Burn hazard.
• Hot water discharge.
• Keep hands clear of drain
valve discharge.
Burn hazard.
Hot water discharge.
Keep clear of Temperature-
Pressure Relief Valve
discharge outlet.
Avoid damage.
Property Damage Hazard
Inspection and replacement of anode rod required.
● Before removing any access panels or
servicing the water heater, make sure
the the electrical supply to the water
heater is turned OFF.
Electrical Shock Hazard
● Failure to follow these instructions can
result in personal injury or death.
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