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Error Code Guide:
When an error code is displayed:
● Close the hot water faucet, turn off the switch on the remote
control.
● Wait for about 5 minutes before turning the switch on
again.
● Open the hot water faucet.
If the error code remains in the display:
● Close the hot water faucet and turn off the switch on the
remote control.
● Take the proper action shown below and attempt operation
of the appliance again.
If the error code is still shown:
● Turn off the hot water faucet and turn off the switch on the
remote control.
● Take note of the error code displayed and call the customer
service assistance number in the “If You Need Service”
section of the manual on the back cover.
Notice: If an error code other than those listed below is
displayed, immediately turn off the hot water faucet, take note
of the error code, turn off the switch on the remote control and
call the customer assistance number.
CAUTION: For your safety, DO NOT attempt repair of gas piping, remote control, burners, vent connectors or other
safety devices. Refer repairs to qualified service personnel.
CAUTION: Make certain power to water heater is “OFF” before removing protective cover FOR ANY REASON.
CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and
dangerous operation. VERIFY PROPER OPERATION AFTER SERVICING.
32
Error Code Possible Cause What To Do
11 The Gas Shutoff Valve is not opened
completely.
●Open the Gas Shutoff Valve
completely.
12 Gas Service has been interrupted.
LP Gas is running low. (LP models only)
●Contact Gas Utility Company.
●Fill up LP Gas container or replace
with a new cylinder of LP Gas.
15 The hot water faucet is not opened enough.
●Open the faucet more to secure
enough volume.
05
(Every 60 seconds you hear
an alarm or when the faucet is
closed, the alarm stops.)
Air intake or vent termination may be
blocked.
The vent pipes on the concentric vent
termination may not be connected properly.
●Remove any obstructions on the air
intake or vent termination.
●Contact a dealer for service.
13
If the error code is still displayed after taking
the above steps.
●Contact a dealer for service.
1L Water heater has build up of lime deposits.
●Contact a dealer for service.