Care Of Your Garage Door Opener - Chamberlain Power Drive Security+ HD400D Owner's Manual

CARE OF YOUR OPENER
LIMIT AND FORCE ADJUSTMENTS:
Weather conditions may
cause some minor changes
in door operation requiring
some re-adjustments,
particularly during the first
year of operation.
Pages 27 and 28 refer to the
limit and force adjustments.
Only a screwdriver is
required. Follow the
instructions carefully.
Repeat the safety reverse test (Adjustment
Step 3, page 29) after any adjustment of limits or
force.
MAINTENANCE SCHEDULE
Once a Month
• Manually operate door. If it is unbalanced or
binding, call a trained door systems technician.
• Check to be sure door opens & closes fully. Adjust
limits and/or force if necessary (see pages 27
and 28).
• Repeat the safety reverse test. Make any
necessary adjustments (see Adjustment Step 3).
Twice a Year
• Check chain tension. Disconnect trolley first. Adjust
if necessary (see page 11).
Once a Year
• Oil door rollers, bearings and hinges. The opener
does not require additional lubrication. Do not
grease the door tracks.
FORCE CONTROLS
9 9
1 1
7 7
3 3
5 5
KG
KG
LIMIT CONTROLS
THE REMOTE CONTROL BATTERY
To prevent possible SERIOUS INJURY or DEATH:
• NEVER allow small children near batteries.
• If battery is swallowed, immediately notify doctor.
The lithium battery should produce power for up to
5 years.
To reduce risk of fire, explosion or chemical burn:
• Replace ONLY with 3V2032 coin batteries.
• Do NOT recharge, disassemble, heat above 212°F
(100°C ) or incinerate.
To replace battery, use the
visor clip or screwdriver
blade to pry open the case
as shown. Insert battery
positive side up (+).
Dispose of old battery
properly.
Replace the battery with only
3V2032 coin cell batteries.
NOTICE: To comply with FCC and or Industry Canada rules (IC), adjustment or
modifications 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.
32
WARNING
CAUTION
WARNING
CAUTION
Battery
positive
side up (+)