Liftmaster LA400 Residential DC Linear Gate Operator User Manual download pdf (Page 41)

OPERATION AND MAINTENANCE » MAINTENANCE

MAINTENANCE

NOTES:

•

Severe or high cycle usage will require more frequent maintenance checks.

•

Inspection and service should always be performed anytime a malfunction is

observed or suspected.

•

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.

•

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 operator’s rating.

•

See page 33 for instructions on how to adjust the gate force.

CHECK AT LEAST ONCE EVERY

DESCRIPTION TASK MONTH 6 MONTHS 3 YEARS

External Entrapment Protection System Check and test for proper operation X

Manual Release Check and test for proper operation X

Gate Inspect for wear or damage X

Accessories Check all for proper operation X

Electrical Inspect all wire connections X

Mounting Hardware Check for tightness X

Batteries Replace X

Operator Inspect for wear or damage X

Warning Signs Make sure they are present X

Disconnect power before servicing.

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Liftmaster LA400 Residential DC Linear Gate Operator User Manual Page 41