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Step 10. Firmly place right side inner door flange against the left side inner door flange and secure with two ¼” drive
screws from step 3c. DO NOT OVER TIGHTEN SCREWS.
Step 11. Align right side inner door to combustion chamber and verify the fastener holes of the combustion
chamber are aligned with the right side inner door slotted opening. Verify seal integrity around
combustion opening. Secure right side inner door using 1/4” hex drive screws from step 3b. DO NOT
OVER TIGHTEN SCREWS. Verify both left and right sides of the inner door are properly positioned and
sealed against the
combustion chamber
Step 12. Replace outer jacket burner access door.
Step 13. To resume operation follow the instructions located on the lighting instruction label or the lighting instructions
located in the installation and operation manual.
PDX SERVICE PROCEDURE XIII
Inner Door/Gasket Removal, Inspection
Replacement and Reinstallation
Verify threaded hole
alignment with slotted
openings in inner door.
Page 36
Installation of inner door with gasket (continued from page 36).
36