Lochinvar Water Heater CGL305065

Close cold water inlet valve serving heater

Open nearby hot water faucet to relieve pressure in the heater

Check the condition of the anode rods

Is the 1/8” (3mm) diameter core wire visible?

Do you need to replace the anode rods?

Obtain two new nipple collars, part no. 74060, if necessary

Measure the depth of lime buildup in the water heater

Record the depth of lime buildup in inches

Select the lime accumulation scenario

Determine the deliming frequency based on lime accumulation

Read and follow handling instructions on the deliming product label

Unfasten two screws to burner cover and remove it

Locate the burner with pilot and remove screw holding burner to manifold

Unfasten pilot tubing from valve and slide out burner and pilot

Clean the orifice of the pilot burner

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

Verify damper operation sequence

Did the damper operate correctly in all three tests?

Troubleshooting Damper Operation

Does the water heater operate in AUTOMATIC OPERATION position?

Does the water heater operate in HOLD OPEN DAMPER position?

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

Refer to Troubleshooting and Operational Checklist sections if needed

Ensure not to force the damper disc manually to avoid motor damage