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Safety
6
DANGER
Do NOT attempt to operate a Combi during a power failure!
In the event of a power failure: turn OFF the Main External Power
Switch and the Control Power Service Disconnect Switch.
If the power failure is prolonged: turn OFF the gas and water supplies.
When power is restored: restart a Combi with the Startup Procedure.
DANGER
FIRE OR EXPLOSION HAZARD
LEAKING GAS CAN CAUSE FIRE OR EXPLOSION. INJURY, DEATH,
OR PROPERTY DAMAGE WILL RESULT.
If the operator smells gas, or suspects there is a gas leak, immediately
refer to the posted gas leak instructions.
The posted instructions are provided by the local gas supplier, and
supersede any other instructions.
Observe the following precautions in addition to the posted instructions:
• Do not light or start any appliance.
• Do not touch any electrical switch.
• Do not use any phone in the building.
• Immediately call the gas supplier from a phone away from the building.
• Follow the gas supplier’s instructions.
• If the gas supplier cannot be reached, call the fire department.
DANGER
Use extreme caution during testing or service with the access covers removed.
Death, severe electrical shock, or equipment damage can result from touching
any component inside a Combi when the main external power switch is in the
ON position.