Chamberlain ARM 1703 Operator Owner's Manual page 29

To prevent damage to garage door and operator: Ensure that turning the outside handle will not actuate ANY of the locking mechanisms
supplied with the door.
Representative Locking Mechanism
PICTURE 3
1
2
3
Door Conditions
Check if additional profiles are needed. Adjust length if necessary.
Possible overall length with additional profiles: 117cm or 122cm or 127cm or 132 cm.
Doorarm and profiles must be tightened properly to the framework.
1
1. Canopy Door
2. Door Arm
3. Cross Bracing
4. Profiles
Note:
The door arm should extend about 13mm (1/2") over the top of the door. If not, check hole positions.
The garage door may require additional bracing to provide suitable support.
To prevent damage to garage door, do NOT drill through the entire door.
4
PICTURE 4
6
5
2
3
1. Spring
2. Latch
3. Door Plate
4. Canopy Door
• Remove all door latching mechanisms (Figure 3),
and secure any locking bars in the open position.
• Remove inside door handle but leave the barrel in
place in door (Figure 4).
• Ensure that turning the outside handle will not
actuate ANY of locking mechanism supplied with the
door. Failure to do so will result in serious damage to
your door and operator. This is not covered by the
Manufacturer's Warranty.
1
4
5. Inside of Canopy Door
6. Remove inside Door
Handle
2
3