Controlled Products Systems Group SW4705011G3 - Manual (Page 27)

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Internal speed sensor z Check for proper operation
External entrapment
protection systems
z Check for proper operation
Gate caution signs z Make sure they are present
Manual disconnect z Check and operate
Drive chain z Check for excessive slack & lubricate
Sprockets & Pulleys z Check for excessive slack & lubricate
Gate z Inspect for wear or damage
Accessories z Check all for proper operation
Electrical z Inspect all wire connections
Frame bolts z Check for tightness
Total unit z Inspect for wear or damage
6 MONTHS 3 MONTHS 12 MONTHS TASK
CHECK AT LEAST ONCE EVERY
Complete Check Out
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. 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.
4. 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.
OPERATOR MAINTENANCE
All power must be disconnected from operator before maintenance can be performed.
All maintenance must be done by a LiftMaster dealer.
DESCRIPTION