Planning (Continued)
ONE-PIECE DOOR INSTALLATIONS
•Generally, a
•Depending on your door’s construction, you may need additional mounting hardware for the door bracket (Step 11).
Without a properly working safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door.
•The gap between the bottom of the garage door and the floor MUST NOT exceed 1/4" (6 mm). Otherwise, the safety reversal system may not work properly.
•The floor or the garage door MUST be repaired to eliminate the gap.
ONE-PIECE DOOR WITHOUT TRACK
Header Wall
FINISHED CEILING
Support bracket & fastening hardware is required. See page 16.
Rail
Slack in chain tension is normal when garage door is closed.
Door Control
Safety Reversing Sensor
Motor Unit
| CLOSED POSITION |
| |
Trolley Stop Bolt | Cable | Trolley | |
|
| ||
|
|
|
|
Header
Bracket Rail
Door Bracket
|
|
| Emergency |
| Straight |
| Release |
| Curved | Rope & Handle | |
| Door | Door |
|
Header | Arm | Arm |
|
|
|
| |
Wall | Garage Door |
|
|
|
|
|
ONE-PIECE DOOR WITH TRACK
Safety
Reversing Sensor
Access
Door
Safety
Reversing
Gap between floor Sensor and bottom of door
must not exceed 1/4" (6 mm).
| CLOSED POSITION |
| |
| Trolley Stop Bolt | Cable | Chain |
Header |
|
|
|
Wall | Header | Curved |
|
| Rail | ||
| Bracket | Door Arm | |
| Door |
| Emergency |
| Straight | Release | |
| Bracket | ||
| Rope & | ||
|
| Door | |
|
| Handle | |
| Garage | Arm | |
|
| ||
| Door |
|
|
5