Chamberlain Garage Door Opener WD962KEV User Manual

5.0

Out of 1 Ratings

Owner's of the Chamberlain Garage Door Opener WD962KEV gave it a score of 5.0 out of 5. Here's how the scores stacked up:

  • Reliability

    5.0 out of 5

  • Durability

    5.0 out of 5

  • Maintenance

    5.0 out of 5

  • Performance

    5.0 out of 5

  • Ease of Use

    5.0 out of 5
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10
Tighten the belt and install the sprocket cover
5
H8
(to motor unit)
5.1 By hand, thread the spring trolley nut
on the threaded shaft (H8) until it is
fi nger tight against the trolley. Do not
use any tools.
Remove the screwdriver.
5.2 Insert a fl athead screwdriver tip into
one of the nut ring slots and brace it
fi rmly against the trolley.
5.3 Tighten the spring trolley nut with an adjustable wrench or a 7/16" open end wrench about a quarter turn until the spring releases
and snaps the nut ring against the trolley. This sets the spring to optimum belt tension.
5.4 Position the sprocket cover over
the garage door opener sprocket
and attach with hex screws (H9).
H8
Spring Trolley Nut
H9 (3)
Hex Screw #8x3/8"
(Packed with the
sprocket cover)
To avoid possible SERIOUS INJURY to fi ngers from moving garage door opener:
• ALWAYS keep hand clear of sprocket while operating opener.
• Securely attach sprocket cover BEFORE operating.
Nut Ring
BEFORE
1"
(2.5 cm)
Nut Ring
AFTER
1-1/4"
(3.18 cm)
HARDWARE
H9
Assembly
Nut ring slot

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