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ROTATE SWITCH HOUSING ADAPTER
CLOCKWISE TO ENGAGE TWO KEYHOLE
SCREWS
TIGHTEN TWO
M4 x 10mm
SERRATED PAN
HEAD SCREWS
REINSTALL ONE M4
x 10mm SERRATED
PAN HEAD SCREW
5
Figure 4
SWITCH HOUSING
SWITCH HOUSING
ASSEMBLY
MOTOR CONNECTOR
SWITCH HOUSING
CONNECTOR
Figure 5
4. The blade flanges have an interlocking feature that
must be fully engaged before tightening the screw.
Make sure all the flanges are properly engaged
and then tighten the flange screws. If one of the
flanges does not seat properly on the motor hub,
loosen the adjacent flange screws, re-engage and
reseat the flanges, then tighten the screws again.
ADAPTER PLATE
REMOVE ONE M4 x 10mm
SERRATED PAN HEAD
SCREW AND LOOSEN THE
OTHER TWO SCREWS
BLADE/FLANGE
ASSEMBLY
M6 x 14mm CAPTIVE PAN
HEAD SCREW (2 per
blade/flange assembly)
Figure 3
5. Remove and retain one of the three M4 x 10 mm
serrated pan head screws from the adapter plate
(Figure 3). Loosen the other two serrated head
screws, three or four turns.
6. Position the bracket switch housing assembly on
the adapter plate so that the two screws mate with
the two keyhole slots in the bracket switch housing
assembly with rubber cover.
7. Turn the bracket switch housing assembly
clockwise and tighten both screws (Figure 4).
Reinstall the other serrated head screw in the
remaining hole in the bracket switch housing
assembly.
M4 x 12mm FLAT HEAD
SCREW (3)
SWITCH HOUSING
ASSEMBLY
Figure 6
To avoid possible fire or shock, do not pinch wires
between the switch housing assembly and the
bracket switch housing assembly.
WARNING
!
10. Position the switch housing assembly on the
switch housing plate and align the holes in the
switch housing assembly with the holes in the
plate. Secure the switch housing assembly by
installing the three M4 x 12mm flat head screws
(supplied) (Figure 6).
11. Carefully turn partially assembled fan upside
down and place in styrofoam form carton, in
preparation for final installation.
U.L. Model No.: CF552
8. Engage the connector of the switch housing
assembly with the motor connector (Figure 5). The
two connectors are keyed and color-coded and
must be mated correctly (color-to-color) before
they can be engaged. Make sure the
connector latch closes properly.
9. Remove the three mounting screws from the
bracket switch housing assembly (Figure 5).