DV Series
13
Inner Door Gasket Replacement Procedure (cont.)
Step 2.
Use RTV sealant (recommended bead size 1/8”) to secure the inner door gasket to the
inner door sections (right & left). Refer to the illustrations on the 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 1. Clean any residual gasket residue or other debris from combustion
chamber surface before installing the inner door/gasket assembly.
Step 2. Place the left side inner door and burner
assembly into position first. Using the three (3)
1/4
” hex drive screws from
Step 6
of “Inner Door
Removal Procedure,
”
secure left side inner door
in place. DO NOT OVER TIGHTEN SCREWS
Step 3. Position pilot tube and igniter/sensor wire against
left side inner door flange gasket.
Step 4. Firmly place right side inner door flange against
the left side inner door flange and secure with
two (2) 1/4
” hex drive screws from
Step 5 of
“Inner Door Removal Procedure”
. DO NOT
OVER TIGHTEN SCREWS.
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 2, 3 and 4.
Service Procedure I
Inner Door Removal and
Replacement
13
