Installation; Attach The Emergency Release Rope And Handle; Install The Power Door Lock - Chamberlain LiftMaster LM3800A Instructions Manual

IMPORTANT INSTALLATION INSTRUCTIONS
To reduce the risk of SEVERE INJURY or
1. READ AND FOLLOW ALL INSTALLATION WARNINGS AND
INSTRUCTIONS.
2. Install door operator ONLY on properly balanced and lubricated the
door. An improperly balanced door may not reverse when required
and could result in SEVERE INJURY or DEATH.
3. ALL repairs to cables, spring assemblies and other hardware MUST
be made by a trained door systems technician BEFORE installing
operator.
4. Disable ALL locks and remove ALL ropes connected to the door
BEFORE installing operator to avoid entanglement.
5 Mount emergency release handle no higher than 1.8m above floor.
6. NEVER connect the door operator to power source until instructed
to do so.
INSTALLATION STEP 1
Position the Opener
NOTE: For additional mounting options see accessories page.
1. Close the door completely.
2. Slide the operator with collar over the end of the torsion bar. Ensure
that the collar does not touch the bearing plate. Check to make sure
the mounting bracket is located on a solid surface such as wood,
concrete or door/flag bracket. Snug collar screws to help assure
proper alignment of operator. Mark the bracket holes. It may be
necessary to cut the torsion bar if it is too long or damaged.
3. Loosen collar screws from torsion bar and remove the operator. For
steel plate mounting use screws (1) provided. Drill 5mm pilot holes at
the marked locations. For concrete mounting use screw (2)
and plugs.
4. Reinstall the operator by sliding the collar over the torsion bar until
pilot holes align with bracket. Securely tighten collar screws that
attach to the torsion bar to 16Nm-19Nm of torque. Securely tighten
both set screws firmly, without damaging the motor unit.
5. Fasten bracket securely with screws. Tighten all mounting bracket
hardware.
NOTE: The motor unit does not have to be flush to wall.
To prevent possible SERIOUS INJURY or DEATH:
• Concrete anchors MUST be used if mounting bracket into masonry.
• NEVER try to loosen, move or adjust the door, springs, cables,
pulleys, brackets or their hardware, ALL of which are under
EXTREME tension.
• ALWAYS call a trained door systems technician if the door binds,
sticks or is out of balance. An unbalanced door might not reverse
when required.
• Operator MUST be mounted at a right angle to the torsion bar to
avoid premature wear on the collar.

INSTALLATION

10.Place manual release/safety reverse test label in plain view on inside
11.Upon completion of installation, test safety reversal system. Door
INSTALLATION STEP 2
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Attach the Emergency Release Rope and
Handle
• Thread one end of the rope (1) through the hole in the top of the red
• Thread the other end of the rope through the loop in the emergency
• Adjust rope length so the handle is no higher than 1.8m above the
NOTE: If it is necessary to cut the rope, heat seal the cut end with a
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match or lighter to prevent unraveling.
INSTALLATION STEP 3
Install Power Door Lock
The lock is used to prevent the door from being manually opened
once the door is fully closed.
1. Select a door roller to mount the lock above. Check for clearance. If
2. Ensure the door track surface is clean and adhere lock template with
3. Drill holes as marked on the template (8mm).
4. Fasten power door lock to the outside of the door track with hardware
5. Run bell wire up wall to motor unit. Use insulated staples to secure
6. Plug connector into the motor unit.
NOTE: Lock must be mounted within 3m of the power head.
7. NEVER wear watches, rings or loose clothing while installing or
servicing operator. They could be caught in the door or operator
mechanisms.
8. Install wall-mounted door control:
• within sight of the door.
• out of reach of children at minimum operator of 1.5 m.
• away from ALL moving parts of the door.
9. Place entrapment warning label on wall next to door control.
of the door.
MUST reverse on contact with a 50mm high object on the floor.
handle (2) so "NOTICE" (3) reads right side up as shown. Secure with
an overhand knot (4) at least 25mm from the end of the rope to
prevent slipping.
release cable.
floor. Secure with an overhand knot.
possible select a roller on the same side of the door as the motor unit.
The second roller up from the bottom is ideal in most installations.
bottom edge just above the highest point on the roller.
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provided.
wire in several places.
DEATH:
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