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NOTE: If you are not qualied and licensed or certied as required
by the authority having jurisdiction to perform a given task do not
attempt to perform any of the diagnostic or service procedures
described in the following section.
If you do not understand the instructions in the following section do
not attempt to perform any procedures.
Call the technical support phone number listed on the back cover of
this manual for further technical assistance or to locate a qualied
service agent in your area.
Jumping out control circuits or components can
result in property damage, personal injury or death.
Service should only be performed by a qualified service
agent using proper test equipment.
•
Altering the water heater controls and/or wiring in any way
could result in permanent damage to the controls or water
heater and is not covered under the limited warranty.
•
Any bypass or alteration of the water
heater controls and/or wiring will result
in voiding the appliance warranty.
Altering the water heater controls and/or wiring in any way
could result in altering the ignition sequence allowing gas to
flow to the main burner before the hot surface igniter is at
ignition temperature causing delayed ignition which can
cause a fire or explosion.
•
mark. The water heater will continue to operate during an Alert
condition but the water heater must be serviced by a qualied
service agent as soon as possible.
RESETTING CONTROL SYSTEM LOCK OUTS
To reset the control system from a lock out condition; turn the power
supply off for approximately 20 seconds and then back on. Keep in
mind; if the condition that caused the Fault has not been corrected,
the control system will continue to lock out.
DIAGNOSTIC CHECKS
Turn off power to 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.
•
The following section, Fault And Alert Messages lists some of the
messages the control system will display on the LCD when there
are operational problems. This is not a complete list. Along with
each of the Fault and Alert messages described there will be a list
of possible causes and things to check and repair.
Only qualied service agents, as dened in Qualications using
appropriate test equipment, should perform any service procedures
on the water heater.