Chamberlain 4228 Battery User's Manual

Chamberlain Safety and Convenience User's Manual - 4228 Battery.
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BATTERY REPLACEMENT INSTRUCTIONS

Replace the Battery

1. Disconnect power to opener.
2. Using a Phillips head screwdriver, remove the battery 

cover on the motor unit.

3. Remove old battery and discard.
4. Partially insert new battery into motor unit with terminals 

facing out.

5. Connect red (+) and black (-) wires from motor unit to 

corresponding terminals on battery.

6. Verify the battery wires are seated in the channel.
7. Replace battery cover.
8. Reconnect power.

To reduce the risk of FIRE or INJURY to persons:
•   Disconnect ALL electric and battery power BEFORE 

performing ANY service or maintenance.

•   Use ONLY Chamberlain part # 4228 and 41A6357-1 for 

replacement battery.

•   DO NOT dispose of battery in fire. Battery may explode. 

Check with local codes for disposal instructions.

WARNING

CAUTION

WARNING

WARNING

LEAD

RETURN

RECYCLE

Pb

ALWAYS wear protective gloves and eye protection when 
changing the battery or working around the battery 
compartment.

Battery

Battery Cover

Channel

0.544843s