LiftMaster MGJ Installation Manual - Page 8

Typical Installation, Determine Mounting Location For Operator, Install The Operator

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TYPICAL INSTALLATION NOTE: The illustrations may not depict your installation. DETERMINE MOUNTING LOCATION FOR OPERATOR The operator may be mounted on the wall, shelf or bracket (not provided, see accessories or door manufacturer). The optimum distance between the door shaft and operator drive shaft is 12-15 inches. WALL MOUNT SHELF OR BRACKET MOUNTING Operator Drive Shaft Door Shaft Optimum Distance 12"-15" Door Shaft Operator Drive Shaft Optimum Distance 12"-15" Optional Mounting Bracket. See Accessories. INSTALL THE OPERATOR 1 Place door sprocket on door shaft. 2 Place operator door sprocket on operator. Door Shaft Door Sprocket Drive Shaft Operator Drive Sprocket 8

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8
DETERMINE MOUNTING LOCATION FOR OPERATOR
Optimum Distance
12"-15"
Optimum Distance
12"-15"
The operator may be mounted on the wall, shelf or bracket (not provided, see accessories or door manufacturer). The optimum
distance between the door shaft and operator drive shaft is 12-15 inches.
WALL MOUNT
SHELF OR BRACKET MOUNTING
Door Shaft
Operator
Drive Shaft
Door Shaft
Operator
Drive Shaft
TYPICAL INSTALLATION
NOTE:
The illustrations may not depict your installation.
INSTALL THE OPERATOR
Place door sprocket on door shaft.
Door Sprocket
Door Shaft
1
Place operator door sprocket on operator.
Operator Drive
Sprocket
Drive Shaft
2
Optional Mounting Bracket.
See Accessories.