Rheem AP13592 - Manual (Page 26)

26
Error Code Guide
Error Code Possible Cause
Open the Gas Shutoff Valve completely.
1L Water heater has a build up of lime Contact a dealer for service.
99
Decrease of blower motor ventilation
amount. (Operation Stops)
12
15
16
What To Do
11
The operation automatically stops when
used for an hour continuously. Close the hot water faucet once. (The
water heater can then be used.)
The Gas Shutoff Valve is not opened
completely.
Clean any blockage from Heat Exchanger
Fins and/or Blower Motor
00
The hot water faucet is not opened
enough. Open the faucet more to secure enough
volume.
The method of restarting the unit after
draining the water from it was not
performed in sequence. See the section "Draining the Water
Heater"
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.
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 shown:
● 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 th “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, 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.