Maintenance; Battery; Drive Chain - Chamberlain Elite RSL12V Installation Manual

OPERATION AND MAINTENANCE

MAINTENANCE

Disconnect all power to the operator before servicing.
DESCRIPTION
External Entrapment Protection System
Photoelectric Sensors
Warning Signs
Manual Disconnect

Drive Chain

Sprockets and Pulleys
Gate
Accessories
Electrical
Chassis Mounting Bolts
Operator
Batteries
NOTES:
• Severe or high cycle usage will require more frequent maintenance checks.
• Limits may have to be reset after any major drive chain adjustments.
• If lubricating chain, use only lithium spray. Never use grease or silicone spray.
• 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.

BATTERY

The battery should be replaced every three years. Use only LiftMaster part 29-NP712
for replacement batteries. The operator comes with one 7AH battery. A second 7AH
(29-NP712) battery may be added or one 33AH (A12330SGLPK) may be used in
place of the 7AH batteries. The batteries contain lead and need to be disposed of
properly.
DRIVE CHAIN
Over time, the drive chain on the operator will stretch and need to be tightened. To
tighten the drive chain adjust either of the two chain eye bolts.
NOTE: The chain should have no more than 1 inch of sag for every 10 feet of
chain length.
» MAINTENANCE + BATTERY + DRIVE CHAIN
TASK
Check and test for proper operation
Check and test for proper operation
Make sure they are present
Check and test for proper operation
Check for excessive slack and lubricate
Check for excessive slack and lubricate
Inspect for wear or damage
Check all for proper operation
Inspect all wire connections
Check for tightness
Inspect for wear or damage
Replace
25
CHECK AT LEAST ONCE EVERY
MONTH 6 MONTHS
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3 YEARS
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