9
FURNACE ASSEMBLY INSTRUCTIONS
Unpack your Furnace and insure that there is no shipping damage. If
damage exists, please contact your dealer immediately.
Your furnace will require some assembly before operation. All needed
hardware and components for the following assemblies are included
within the parts boxes inside the furnace and in the ash pan. Read and
follow these instructions for proper furnace assembly.
DOOR HANDLES
Insert door handle into door. From rear side of door, place a 1/2”
washer over the threaded part of the handle, then attach the lock nut.
Tighten the nut, then back off 1/4 turn to allow free operation of the
handle.
Follow these same directions for the ash door handle assembly.
(2) Door Handle
(2) 1/2” Washer
(2) 1/2” Lock Nut
ASH DOOR SPIN DRAFT
Screw the spin draft onto the 3/8” x 2-1/2” carriage bolt. Then screw
the spin draft and bolt into the ash door allowing approximately 1/2”
of the bolt to stick through the back side of the ash door. Secure the
bolt in place with the 3/8”-16 lock nut.
(1) Spin Draft
(1) 3/8-16 Carriage Bolt
(1) 3/8-16 Lock Nut
FUEL & ASH DOOR LATCH
With two 1/4-20 x 3/4 hex bolts each, attach the door latches to the
door latch mounting brackets on the left side of the door frames as il
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lustrated. The slots in the brackets and latches are for door seal adjust
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ment. Make the proper adjustments, then tighten the nuts. The door’s
gasket should be snug against the door frame on the furnace.
Feed Door
Illustration
Ash Door
Illustration
(1) Feed Door Latch
(1) Ash Door Latch
(4) 1/4-20 x 3/4 Hex Bolt
(4) 1/4-20 Kep Nut
SHAKER GRATE HANDLE
BRACKET
Insert the Shaker Rod into the hole on the ash door frame as shown.
Then attach the Shaker Bracket to the front of the furnace using two
1/4-20 x 3/4” Hex Bolts and two 1/4-20 Lock Nuts. Next, insert the
shaker Rod into the bracket and attach to the shaker grate bar using
the 1/4-20 x 1” Hex Bolt and a 1/4-20 Lock Nut. The bolt and nut re
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taining the shaker bar and rod should be left loose to allow free move
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ment of the grates.
(1) Shaker Rod
(1) Shaker Bracket
(1) 1/4-20 x 1” Hex Bolt
(2) 1/4-20 x 3/4” Hex Bolt
(3) 1/4-20 Lock Nut
SMOKE CURTAIN
FRONT
SMOKE CURTAIN
SMOKE CURTAIN
CLIP
NUT
BOLT
1/4-20 NUT
SMOKE CURTAIN
CLIP
1/4-20 x 1-1/4
CARRIAGE BOLT
SMOKE CURTAIN
Using two 1/4-20 x 1-1/4” Carriage bolts, the smoke curtain clips and
two nuts, attach the smoke curtain in place above the Fuel Feed Door
as shown below. After installation, the smoke curtain should swing
freely back into the furnace.
(1) Smoke Curtain
(2) Smoke Curtain Clips
(2) 1/4-20 x 1-1/4 Carriage Bolt (2) 1/4-20 Kep Nut
Summary of Contents for SF747
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