Maxxair IF Series User manual
Ventamatic, Ltd. P.O. Box 728, Mineral Wells, TX 76068-0728
1-800-433-1626 Fax: 940.325.9311 www.BVC.com
Task ID #
SKU / Document #
©2019 VENTAMATIC, LTD. IF REPLACEMENT LOUVER KIT INS 1219/1116
IF Replacement Louver Kit INS 1116
Exhaust Fan IF Series
Replacement Louver Kit
Installation Instructions
Louver Replacement Kits
IF14, IF18, IF24, IF30, IF36
READ ALL WARNINGS AND INSTRUCTIONS BEFORE BEGINNING THIS INSTALLATION.
WARNING: FAILURE TO FOLLOW THESE INSTRUCTIONS COULD RESULT IN SERIOUS
INJURY OR DEATH.
CAUTION
1. This unit has an unguarded impeller and may start unexpectedly.
2. Turn o all power to fan before performing any maintenance. The motor
may start automatically. The motor is equipped with an automatic overload
protection. If the motor overheats and stops, it will re-start automatically
when it cools.
3. Before servicing or cleaning this unit, switch power o at the service panel
and lock out to prevent power from being switched on accidentally. When
service disconnecting means cannot be locked, securely fasten a prominent
warning tag to the service panel.
SAFETY
This safety alert symbol is used to alert you to
potential personal injury hazards. Obey all safetry
messages that follow this symbol to avoid possible
injury or death.
Danger indicates an imminently hazardous situation, which, if not
avoided, will result in death or serious injury.
DANGER
Warning indicates a potentially hazardous situation, which, if not
avoided, could result in death or serious injury.
WARNING
Caution indicates a potentially hazardous situation, which, if not
avoided, may result in minor or moderate injury.
CAUTION
Used to indicate an electrical shock or electrocution hazard.
ELECTRICAL SHOCK
Ventamatic, Ltd. P.O. Box 728, Mineral Wells, TX 76068-0728
1-800-433-1626 Fax: 940.325.9311 www.BVC.com
2
1. Lift louver vane above the
damaged louver vane to
be replaced. This will give
better access to the linkage
pins that need to be
removed on the damaged
louver vane. (Fig.1 & 2)
2. Using a standard (at-
head) screwdriver, press
the pin back into the
linkage pin housing. Grasp
the head of the linkage
pin with pliers and apply
steady pressure to pull
the linkage pin out of the
linkage pin housing. Pry
the linkage pin assembly
out of the nylon retainer
washer and linkage strip.
Repeat for the remaining
linkage pins on the louver
vane to be replaced.
(Fig. 3)
3. Remove the screws that
secure the IF unit to the
wall on the top, bottom
and one side (left or right
side does not matter).
Keep these screws to
reinstall the IF unit later.
Carefully pry the IF unit
away from the wall on the
INSTRUCTIONS
Fig.1 - Damaged louver vane needs
replacing
Fig.2 - Location of linkage pins and
linkage strip behind louver
Fig.3 - Use at-head screw driver to
remove linkage pins
Ventamatic, Ltd. P.O. Box 728, Mineral Wells, TX 76068-0728
1-800-433-1626 Fax: 940.325.9311 www.BVC.com
3
side that had the screws
removed (either left or
right) until the nylon pivot
screw heads are exposed.
(Fig.4 & 5)
4. Using a screwdriver, back
the pivot screw out from
the nylon pivot nut and
the louver vane. It may be
necessary to hold pressure
on the pivot nut with
another tool to prevent it
from spinning. DO NOT
COMPLETELY REMOVE
THE PIVOT SCREW.
Once the pivot screw has
been backed out enough
for the louver vane to
come free, slide the louver
vane o the pivot screw
on the other side of the IF
unit.
(Fig.6)
5. Install the new louver vane
by sliding the curled louver
hinge end over the pivot
screw that has not been
backed out. (Fig.7)
Fig.4 - Remove unit mounting screws
along one side, along the top
and bottom
Fig.5 - Location of nylon pivot screws
revealed by pulling unit away
from wall mounting frame
Fig.6 - Nylon hinge screw, nylon pivot
nut and louver hinge shown
without IF unit for clarity
Ventamatic, Ltd. P.O. Box 728, Mineral Wells, TX 76068-0728
1-800-433-1626 Fax: 940.325.9311 www.BVC.com
©2019 VENTAMATIC, LTD. IF REPLACEMENT LOUVER KIT INS 1219/1116
6. Hold the louver vane in
place while re-inserting the
remaining pivot screw. Again,
it may be necessary to hold
the pivot nut in place with
another tool while tightening
the pivot screw.
7. Push the IF unit back into
place against the wall and
reattach using the screws
that were removed in
Step 3.
8. Lift the louver vane above the
vane that was just replaced to
access the linkage strip and
linkage arm. (Fig.8)
9. Insert the new linkage pin
assembly rst through the
linkage arm on the louver
vane, then through the
linkage strip and nally
through the new nylon
retainer washer. Press the
head of the linkage pin down
to are the end of the linkage
pin assembly and hold
the washer, arm and strip
together.
10. Repeat Step 9 for the
remaining linkage arms on
the louver vane to complete
installation.
Fig.7 - Louver hinge slides over nylon
hinge screws
Fig.8 - Attach linkage strip to louver
using nylon linkage pin
assembly
Fig.9 - New louver vane installed
This manual suits for next models
5
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