Operator maintenance – Chamberlain LIFTMASTER PROFESSIONAL SW470 User Manual
Page 30
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O P E R A T O R M A I N T E N A N C E
NOTES
1. Severe or high cycle usage will require more frequent
maintenance checks.
2. Inspection and service should always be performed anytime a
malfunction is observed or suspected.
3. Limit switches may have to be reset after any major drive chain
adjustments.
4 If lubricating chain, use only a proper chain lube spray or a
lightweight motor oil. Never use grease or silicone spray.
RPM Sensor (Hall Effect)
Check for proper adjustment
X X
External Entrapment
Check for proper operation
X X
Protection Systems
Gate Caution Signs
Make sure they are present
X X
Manual Disconnect
Check and operate
X X
Drive Chain
Check for excessive slack and lubricate
X X
Sprockets and Pulleys
Check for excessive slack and lubricate
X X
Gate
Inspect for wear or damage
X X
Accessories
Check all for proper operation
X X
Electrical
Inspect all wire connections
X X
Frame Bolts
Check for tightness
X X
Total Unit
Inspect for wear or damage
X X
DESCRIPTION
TASK
3 MONTHS
6 MONTHS
12 MONTHS
CHECK AT LEAST ONCE EVERY
5. When servicing, please do some “house cleaning” of the
operator and the area around the operator. Pick up any debris
in the area. Clean the operator as needed.
6. It is suggested that while at the site voltage readings be taken
at the operator. Using a Digital Voltmeter, verify that the
incoming voltage to the operator it is within ten percent of the
operators rating.
IMPORTANT SAFETY INSTRUCTIONS
To reduce the risk of SEVERE INJURY or DEATH:
1. READ AND FOLLOW ALL INSTRUCTIONS.
2. NEVER let children operate or play with gate controls. Keep
the remote control away from children.
3. ALWAYS keep people and objects away from the gate. NO
ONE SHOULD CROSS THE PATH OF THE MOVING GATE.
4. Test the gate operator monthly. The gate MUST reverse on
contact with a rigid object or stop when an object activates
the non-contact sensors. After adjusting the force or the
limit of travel, retest the gate operator. Failure to adjust and
retest the gate operator properly can increase the risk of
INJURY or DEATH.
5. Use the emergency release only when the gate is
not moving.
6. Keep gates properly maintained. Read the owner’s
manual. Have a qualified service person make repairs to
gate
hardware.
7. The entrance is for vehicles ONLY. Pedestrians MUST use
separate entrance.
8. Disconnect ALL power BEFORE performing ANY
maintenance.
9. ALL maintenance MUST be performed by a LiftMaster
professional.
10.
SAVE THESE INSTRUCTIONS.
ATTENTION
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