MAINTENANCE

VALVE REPLACEMENT

1)Shut off the gas supply.

2)Remove the louvers (and bay door if it is on).

3)Open the flush door and remove the door.

4)Remove the logs and brick panels.

5)Remove the grate by loosening the two screws and sliding the grate out.

Grate screws

6)Remove the burner assembly by removing the 2 screws and lifting it out.

7)Remove the 2 screws holding the Air Intake Hood to the rear firebox wall and lift out.

10)Remove the valve by removing the 3 screws in the base of the valve tray.

11)Undo the pilot tube from the valve with a 7/16" wrench.

12)Undo the quick drop out thermocouple nut on the valve with a 9mm (metric) wrench.

13)Undo the "gas out" flare nut with a 13/16" wrench.

14)Undo the "gas out" flare fitting with an 11/16" wrench.

2)Reconnect the "gas out" flare fitting with an 11/16" wrench.

3)Reconnect the "gas out" flare nut with a . 13/16" wrench.

4)Reconnect the quick drop out thermocou- ple nut with a 9mm wrench.

5)Reconnect the pilot tube nut with a 7/16" wrench.

6)Scrape off the old gasket from the floor of the firebox and from the valve tray.

7)Install a new gasket and reinstall the valve assembly.

Note: Failure to install a new gasket may severely affect the appliance perform- ance.

8)Reinstall the 11 hold down screws.

9)Hook up the TP, TH, and TP/TH wires to the appropriate connections on the valve.

10)Reinstall the burner assembly.

8)Disconnect the inlet gas line.

9)Disconnect the TP wire, the TH wire, and the TH/TP wire from the valve.

10)Remove the 11 Phillips head screws secur- ing the valve tray in place and then lift the entire assembly out.

Hint: If you are using black pipe, ensure that there is a union by the valve, otherwise removal will be almost impossible.

INSTALLING VALVE

1)Attach the valve to the valve tray with a gasket between the valve and heat shield and a second gasket between the heat shield and the valve tray. Fasten these components with the 3 (#10) screws and washers provided.

Note: when installing the burner assembly be sure to slide the aeration adjustment wire through the hole in the base of the burner tray.

11)Install the grate.

12)Hook up the gas line and check for gas leaks with a soap and water solution or a gas leak detector. (Do not use open flame for leak testing.)

13)Fire up the unit temporarily and check the manifold pressure.

14)Reinstall the vermiculite, embers, rockwool, logs and brick panels as needed.

15)Close the door and replace the louvers.

16)Fire up the unit again and check for proper flame appearance and glow on logs.

Heat

Gasket

Gasket

Shield

 

 

U32-2 FPI Direct Vent Gas Insert

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Hampton Direct U32-NG2 Valve Replacement, Shut off the gas supply, Install a new gasket and reinstall the valve assembly