TROUBLESHOOTING. State Water Heaters SBL100-199-NE, SBL100-250-NE, SBL100-250-NE-A, SBL86-310-NE, SBL100-275-NE, SBL86-310-NE-A, SBL100-275-NE-A, SBL86-366-NE, SBL86-366-NE-A, SBL86-390-NE

COMPLAINT

*Water not hot enough

*Insufficient hot water

*See WATER TEMPERATURE

CONTROL WARNING (on page

12).

Water temperature too hot.

Rumbling.

Ticking or metallic sounds.

Pounding or water hammer.

Water leaks.

Gas odors.

TROUBLESHOOTING

CAUSE

Thermostat set too low.

Upper and/or lower temperature probe out of calibration.

Thermostat set too low.

Upper and/or lower temperature probe out of calibration.

Main manual gas shutoff valve partially closed.

Heater too small for demand.

Heater recovery is slower.

Thermostat set too high.

Sediment accumulation on bottom of tank.

USER

Set thermostat dial to a higher temperature

Call qualified service agency

REMEDY

QUALIFIED SERVICE AGENCY

Check continuity and resistance (Ohms) of upper and lower temperature probes.

Replace probes if out of specification.

Set thermostat dial to a higher temperature

Call qualified service agency Check continuity and resistance (Ohms) of upper and lower temperature probes.

Replace probes if out of specification.

Open main manual gas shutoff valve to fullest extent.

Space usage to give heater time to restore water temperature.

Call qualified service agency Check gas input. If incorrect, check for inlet air blockage and/or flue gas exhaust blockage.

Set thermostat to a lower setting.

Drain a quantity of water through drain valve. If rumbling persists, call a qualified service agency.

Delime heater.

Expansion and contraction - normal.

Air chambers in piping have become waterlogged. Thermal expansion tank damaged, improperly charged, or improperly sized.

Drain valve not closed tightly.

If leakage source cannot be corrected or identified, call qualified service agency.

Possible gas leaks.

Drain piping system and refill.

Heater must be off while this is being done. Check thermal expansion tank charge pressure when the water system pressure is zero.

If drain valve cannot be closed tightly, replace.

Shut off gas supply to heater and close cold water inlet valve to heater.

Shut off gas supply to heater and call gas company at once

Follow the manufacturer's instructions for proper charging of the thermal expansion tank.

Repair or in case of suspected tank leakage, be certain to confirm before replacing heater.

34