Chamberlain WHISPER DRIVE 248754 - Manual (Page 34)

34
Care of Your Opener
MAINTENANCE SCHEDULE
Every Month
• Manually operate door. If it is unbalanced or binding,
call a trained door systems technician.
• Check to be sure door opens and closes fully. Adjust
limits and/or force if necessary (see pages 29 and 30).
• Repeat the safety reverse test. Make any necessary
adjustments (see Adjustment Step 3).
Every Year
• Oil door rollers, bearings and hinges. The opener does
not require additional lubrication. Do not grease the
door tracks.
THE REMOTE CONTROL BATTERY
To prevent possible SERIOUS INJURY or DEATH:
• NEVER allow small children near batteries.
• If battery is swallowed, immediately notify doctor.
To reduce risk of fi re, explosion or chemical burn:
• Replace ONLY with 3V2032 coin batteries.
• DO NOT recharge, disassemble, heat above 100° C
(212° F) or incinerate.
To prevent possible SERIOUS INJURY or DEATH from
a falling garage door:
• If possible, use emergency release handle to
disengage trolley ONLY when garage door is
CLOSED. Weak or broken springs or unbalanced
door could result in an open door falling rapidly
and/or unexpectedly.
• NEVER use emergency release handle unless
garage doorway is clear of persons and
obstructions.
• NEVER use handle to pull door open or closed. If
rope knot becomes untied, you could fall.
The lithium battery should produce power for up to
5 years.
To replace battery, use the
visor clip or screwdriver
blade to pry open the case
as shown. Insert battery
positive side up (+).
Replace the battery with only
3V2032 coin cell batteries.
Dispose of old battery properly.
NOTICE: To comply with FCC and or Industry Canada rules (IC),
adjustment or modifi cations of this receiver and/or transmitter are
prohibited, except for changing the code setting or replacing the
battery. THERE ARE NO OTHER USER SERVICEABLE PARTS.
Tested to Comply with FCC Standards FOR HOME OR OFFICE USE.
Operation is subject to the following two conditions: (1) this device
may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause
undesired operation.
Battery
positive
side
up (+)
To Open the Door Manually
DISCONNECT THE TROLLEY:
The door should be fully closed
if possible. Pull down on the
emergency release handle (so
that the trolley release arm
snaps into a vertical position)
and lift the door manually.
The lockout feature prevents
the trolley from reconnecting
automatically, and the door can
be raised and lowered manually
as often as necessary.
LOCKOUT POSITION
(MANUAL DISCONNECT)
Trolley
TO RE-CONNECT THE TROLLEY:
Pull the emergency release
handle toward the opener at an
angle so that the trolley release
arm is horizontal. The trolley will
reconnect on the next UP
or DOWN operation, either
manually or by using the door
control or remote.
TO RECONNECT
Trolley
Trolley
Release
Arm
Emergency
Release Handle
(Down and Back)
Trolley
Release Arm
(In Manual
Disconnect
Position)