Reznor VPT Unit Installation Manual - Manual (Page 38)

38
Step 5: Fit the new air pressure switch ensuring
the tubes are connected as shown below.
Step 6: Re-connect wiring.
Step 7: Test product and close access door.
7.3 Gas Valve Replacement
Step 1: Remove the burner assembly as
described in the Servicing section.
Step 2: Open the rear access door.
Step 3: Remove the two securing screws from
the base of the injector tube, noting earth
terminal connection.
Step 4: Remove the gas valve wiring
connections, noting their positions.
Step 5: Remove the four screws securing the
gas valve inlet plate to the burner housing and
remove plate.
Step 6: Remove gas valve rearwards as shown.
Step 7: The jet carrier and gas inlet can now be
detached from the gas valve.
Step 8: Replace gas valve
Step 9: Re-connect wiring.
Step 10: Set burner pressure.
Step 11: Test product and close access door.