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 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 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.
Error Code | Possible Cause | What To Do |
11 | The Gas Shutoff Valve is not opened | ● Open the Gas Shutoff Valve |
| completely. | completely. |
|
|
|
12 | Gas Service has been interrupted. | ● Contact Gas Utility Company. |
| LP Gas is running low. (LP models only) | ● Fill up LP Gas container or |
|
| replacewith a new cylinder of LP Gas. |
15 | The hot water faucet is not opened enough. | ● Open the faucet more to secure |
|
| enough volume. |
|
|
|
16 | The method of restarting the unit after | ● See the section "Draining the Water |
| draining the water from it was not performed | Heater" |
| in sequesnce. |
|
|
|
|
21 | Air intake filter may not be attached, or may | ● See the section "Cleaning the Intake |
Indoor Water Heater Only | not be firmly in place. | Filter". |
|
|
|
05 | Air intake of the unit and/or vent termination | ● Remove any obstructions of the air |
(Every 60 seconds you hear | may be blocked. | intake or vent termination. |
an alarm or when the faucet is | Ventilator or other vents of the room may be | ● Clean the air intake of any dust or |
closed, the alarm stops.) | blocked. | grease build up. |
| The air inside the room may be | ● Open a window or vent to keep the |
Indoor Water Heater Only | contaminated due to long use of a fireplace | air inside the room fresh. |
or spaceheater. | ● Lower the level of the ventilation of | |
| Heavy ventilation by other equipment or | |
| other equipment or appliances. | |
| appliances causing the lack of air intake to | |
| the water heater. |
|
| Air shortage may be caused by too much | ● Avoid direct contact from steam. |
| steam in the unit. |
|
| Air intake filter is clogged. | ● Clean the air intake filter. |
|
|
|
13 | If the error code is still displayed after | ● Please contact a dealer for service. |
Indoor Water Heater Only | taking the above steps. |
|
|
|
|
1L | Water heater has build up of lime deposits. | ● Contact a dealer for service. |
|
|
|
99 | Decrease of blower motor ventilation | ● Clean any blockage from heat |
Outdoor Water Heater Only | amount. (Operation Stops) | exchanger fins and/or blower motor |
|
|
|
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 | 33 |
safety devices. Refer repairs to qualified service personnel. |