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2.Remove thetwoscrews holding o ntheBVSO assembly
cover.
3.Remove
the cover.
4.Remove
the two screws holding the control box tothe heat
transfer tube assembly.
Sliding t hecontrol boxin the ap-
propriate direction willunlock it from the heat transfer tube
assembly.
5.Carefully remove any b uild-up f rom the thermal switch s ur-
face.
6.Clean a nd remove anybuild-up o robstruction
inside t he
heat transfer tube.
7.Re-mount,
lockand fasten t hecontrol boxwiththetwo
screws removed
inStep 4 .
8.Re-attach
the assembly
cover withthe screws removed
in
Step 2 .
9.Re-establish
power tothe unit.
Step
5 --
Blower
Removal
To remove
blower
from furnace:
1. Turn
off all oil and electrical
supplies
upstream
of furnace.
2. Remove
blower
door.
3. Remove
blower
retaining
screw (on blower
shelf).
4. Remove
cover
from control
box and disconnect
thermostat
and power
wires from the board.
5. Slide blower
forward
on rails toward
front of unit.
6. Reverse
items
1 through
5 to re-install
blower.
Refer
to
wiring
diagram
(Fig.
17) of these
instructions
or diagram
located
on inside of blower
door to properly
rewire unit.
Copyright
2007 CAC / BDP • 7310 W. Morris St. •
indianapolis,
iN 46231
Printed in U.SA
Edition
Date:
10/07
Manufacturer
reserves
the right to change_ at any time_ specifications
and designs without notice and without obligations.
Catalog
No: IM-O980BM-01
Replaces:
NEW
2O
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