American Water Heater (A)BCG3 85T500-8N Benutzerhandbuch

33

*Water not hot enough

Thermostat set too low.

Set thermostat dial to a higher 

temperature

Upper and/or lower temperature 

probe out of calibration.

Call service agent

Check continuity and resistance (Ohms) 

of upper and lower temperature probes. 

replace probes if out of specification.

*Insufficient hot water
*See WATer TeMPerATUre 

CONTrOL WArNING (on page 

12).

Thermostat set too low.

Set thermostat dial to a higher 

temperature

Upper and/or lower temperature 

probe out of calibration.

Call service agent

Check continuity and resistance (Ohms) 

of upper and lower temperature probes. 

replace probes if out of specification.

Main manual gas shutoff valve 

partially closed.

Open main manual gas shutoff 

valve to fullest extent.

heater too small for demand.

Space usage to give heater time 

to restore water temperature.

heater recovery is slower.

Call service agent

Check gas input. If incorrect, adjust gas 

pressure or replace burner orifices.

Water temperature too hot.

Thermostat set too high.

Set thermostat to a lower setting.

heater makes sounds: sizzling.

Condensation on outside of 

tank, normal.

rumbling.

Sediment accumulation on 

bottom of tank.

Drain a quantity of water through 

drain valve. If rumbling persists, 

call a service agent.

Delime heater.

Ticking or metallic sounds.

expansion and contraction - 

normal.

Pounding.

Air chambers in piping have 

become waterlogged.

Drain piping system and refill. 

heater must be off while this is 

being done.

Combustion noises.

Too much primary air.

Call service agent.

Overfired heater; Incorrect 

burners or orifice for type of gas 

used.

Call service agent.

Check and correct as necessary.

Water leaks.

Drain valve not closed tightly.

If drain valve cannot be closed 

tightly, replace.

Possible condensation if tank 

is undersized or stored water is 

below 110 degrees.

Increase tank temperature 

setting (have service agent add 

a mixing valve if setting will be 

above 120 degrees).

If leakage source cannot be 

corrected or identified, call 

service agent.

Shut off gas supply to heater 

and close cold water inlet valve 

to heater.

repair or in case of suspected tank 

leakage, be certain to confirm before 

replacing heater.

Gas odors.

heater is over fired

Shut off gas supply to heater 

and call a service agent.

Check for sooted flue passage.
Check for obstructed vent line.
Check backdraft or lack of draft

Possible gas leaks.

Shut off gas supply to heater 

and call gas company at once