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Hall Effect (RPM) Sensor Check for wear, oil damage and X
proper operation
External Entrapment Check for proper operation X
Protection Systems
Gate Caution Signs Make sure they are present X
Manual Disconnect Check and operate bypass valve X
Drive Rail Check for damage and wear X
Gate Inspect for wear or damage X
Accessories Check all for proper operation X
Electrical Inspect all wire connections X
Frame Bolts Check for tightness X
Fluid Level Keep at least 3/4 Full X
Fittings Check for leaks X
Total Unit Inspect for wear or damage X
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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.
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.
OPERATION AND MAINTENANCE
WARNING
CAUTION
WARNING
WARNING
COMPLETE CHECK OUT