Lochinvar Water Heater CGL250100

Measure the depth of lime buildup in the heater

Record the depth of lime buildup in inches

Deliming Schedule Recommendation

Determine deliming frequency based on lime buildup

Specify other deliming frequency

Review handling instructions on the deliming product label

Are all burner characteristics evident?

Check that burner venturi and ports are free of foreign matter

Clean burners with bristle brush and/or vacuum cleaner

Reinstall burners in unit ensuring correct installation in support brackets

Verify damper operation sequence

Does the water heater operate with the Service Switch in AUTOMATIC OPERATION position?

Does the water heater operate with the Service Switch in HOLD OPEN DAMPER position?

Refer to EFFIKAL RVGP-FSF-SERIES TROUBLESHOOTING GUIDE if needed

Refer to Troubleshooting Sections and Operational Checklist if needed

Seal any unused openings in the venting system

Inspect the venting system for proper size and horizontal pitch

Check for deficiencies in the venting system

Close all building doors and windows

Close all doors between the water heater space and other spaces

Turn on all appliances not connected to the venting system

Turn on all exhaust fans at maximum speed

Lift the lever at the top of the valve several times until the valve seats properly and operates freely.

Check operation of other relief valves if present

Ensure water discharge is safe and does not cause water damage.

Avoid contact with hot water during the valve operation check.

Does the temperature and pressure relief valve discharge periodically or continuously?

Describe any issues observed with the valve operation.