If You Need Service; Customer Service - Rheem Direct Vent Gas Tankless Water Heater Use And Care Manual

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.
Error Code
11
12
15
05
(Every 60 seconds you hear
an alarm or when the faucet is
closed, the alarm stops.)
13
1L
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.
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.
32
If the error code is still shown:
●
●
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.
Possible Cause
The Gas Shutoff Valve is not opened
completely.
Gas Service has been interrupted.
LP Gas is running low. (LP models only)
The hot water faucet is not opened enough.
Air intake or vent termination may be
blocked.
The vent pipes on the concentric vent
termination may not be connected properly.
If the error code is still displayed after
taking the above steps.
Water heater has build up of lime deposits.
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.
What To Do
●
Open the Gas Shutoff Valve
completely.
●
Contact Gas Utility Company.
●
Fill up LP Gas container or replace
with a new cylinder of LP Gas.
●
Open the faucet more to secure
enough volume.
●
Remove any obstructions on the air
intake or vent termination.
●
Contact a dealer for service.
●
Contact a dealer for service.
●
Contact a dealer for service.