Service Manual

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ECO Defender Series
Inner Door Gasket Replacement Procedure
Step 9. After inspection of inner door as noted in step 8, completely remove gasket
and adhesive residue from right and left side inner doors as needed.
Step 10. Use RTV sealant (recommended bead size 1/8”) to secure the inner door
gasket to the inner door sections (right & left). Refer to illustration on next
page for proper application. Note the overlap configuration in the flange area
of the inner door. Set the flange section first, this will help to achieve the
proper overlap position.
Installation of Inner Door with Gasket
Step 11.
Clean any residual gasket residue or other debris
from the combustion chamber surface before
installing the inner door/gasket assembly.
Place the left side inner door into position first.
Using the ¼” hex drive screws from step 6,
secure left side inner door in place. DO NOT
OVER TIGHTEN SCREWS
Position pilot tube and igniter/sensor wire against
left side inner door flange gasket.
Step 12.
Step 13.
WARNING
Stripped fastener connections
may allow for seal breach of
inner door. A seal breach may
result in a fire or explosion
causing property damage,
personal injury or death. Do
not over tighten screws in
steps 12, 14 and 15.
WARNING
If the information in these instructions is not followed exactly, a
fire or explosion may result causing property damage, personal
injury or death.
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