Actuator Replacement; Motor Replacement - PREVOST H3-41 Maintenance Manual

FIGURE 42: ELECTRIC AWNING WINDOW EXPLODED VIEW (SASH)

17.3 ACTUATOR REPLACEMENT

1. Push the vertical latch handle downwards to
release the track and then unlatch the
window using the horizontal latch handle.
2. Remove actuator access cover by taking out
screws #1 (8x).
3. Take out screws #2 (2x) and remove
horizontal latch handle and guide.
4. Take out the guide screws #3 (4x) and
remove releasing bar.
5. Unplug connector C3 or C4 from problem
actuator, unscrew nuts #4 (2x) and remove
the actuator.
6. Reverse operations for reinstallation.

17.4 MOTOR REPLACEMENT

1. Push the vertical latch handle downwards to
release the track and then unlatch the
window using the horizontal latch handle
2. Take out the screw at the lower end of the
track to let free the swiveling arm roller.
3. Remove actuator access cover by taking out
screws #1 (8x).
4. Loosen the set screws #5 (rotate the arm to
get to the second set screw) and disengage
the swiveling arm from the motor shaft
extension.
5. Unplug motor connector C2 and dismount
motor and support assembly.
6. The shaft extension is glued to the motor
shaft. It has to be heated to break the
binding to permit removal. Loosen set screw
#6 and remove the shaft extension. Also
loosen screw #7 and remove motor from the
support.
7. Reverse operations for reinstallation.
PA1621 Maintenance Manual All Series
SECTION 18a: H3 SERIES BODY
|
Revised Sept 2019
18583
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