Problem |
| Possible Causes | What To Do | |
|
|
|
|
|
Rumbling noise |
| Scale and sediment | ● Clean tank. | |
|
| in tank. |
| |
|
|
|
|
|
Relief valve |
| Pressure build up | ● This is an unacceptable condition and must be | |
producing popping |
| caused by thermal | corrected. Contact the water supplier or plumbing | |
noise or draining |
| expansion to a | contractor on how to correct this. Do not plug the | |
|
| closed system. | relief valve outlet. | |
|
|
|
|
|
Rattling noise |
| Internal heat trap | ● This is normal for heat trap fittings when in operation | |
during periods of |
| fittings in operation. | and does not indicate a need for service. | |
water usage |
|
|
|
|
|
|
|
|
|
Not enough or |
| Water usage may have | ● Wait for the water heater to recover after an abnormal | |
no hot water |
| exceeded the capacity | demand. | |
|
| of the water heater. |
| |
|
|
|
|
|
|
| Low gas pressure. | ● Check gas supply pressure and manifold pressure. | |
|
|
|
|
|
|
| The pilot may be out. | ● Check the pilot. If necessary, relight using the | |
|
|
|
| instructions in the Lighting the water heater section |
|
|
|
| of this manual. |
|
|
|
|
|
|
| The thermostat may | ● See the Temperature regulation of the water heater | |
|
| be set too low. | section of this manual. | |
|
|
|
| |
|
| Leaking or open hot | ● Make sure all faucets are closed. | |
|
| water faucets. |
| |
|
|
|
| |
|
| Cold water inlet | ● This is normal. The colder inlet water takes longer | |
|
| temperature may be | to heat. | |
|
| colder during the |
| |
|
| winter months. |
| |
|
|
|
| |
Water is too hot |
| The thermostat | ● See the Temperature regulation of the water heater | |
|
| is set too high. | section of this manual. | |
|
|
|
|
|
CAUTION: For your safety DO NOT attempt repair of gas piping, thermostat, burners, vent connectors or other safety devices. Refer repairs to qualified service personnel.
Safety Instructions Installation Instructions Operating Instructions Care and Cleaning Troubleshooting Tips Customer Service
21