Craftsman 139.53960SRT Manual Del Propietário página 5

Planning (continued)
ONE-PIECE DOOR INSTALLATIONS
• Generally, a one-piece door does not require
reinforcement. If your door is lightweight, refer to
the information relating to sectional doors in
Installation Step 11.
• Depending on your door's construction, you may
need additional mounting hardware for the door
bracket (Step 11).
Without a properlyworkingsafetyreversalsystem,
persons(particularly small children) could be
SERIOUSLY INJURED or KILLEDby a closing garage
door
• The gap betweenthe bottomof the garagedoorand
the floor MUSTNOTexceed1/4". Otherwise,the safety
reversalsystem may not work properly.
• The floor or the garagedoor MUSTbe repairedto
eliminatethe gap.
ONE-PIECE DOOR WITHOUT TRACK
Header Wall
FINISHED CEILING
Support bracket
& fastening
hardware is required.
See page 17
Rail
Motor unit
Safety Reversing Sensor
Wall-mounted
Door Control
Access I /
Door ['t]
ol
Sensor
Gap between floor
and bottom of door must not exceed 1/4".
CLOSED POSITION
Trolley Stop Bolt Cable Trolley
I
Bracket
Door Bracket
Rail
Cu_ed
Door Door
Arm Arm
}eader
Vail Garage Door
Emergency
- Release
Rope & Handle
ONE-PIECE DOOR WITH TRACK
Floor must be level
ss width of door
Safety
Reversing Sensor
Access I
Door I
Ol
feb
Reversing
Sensor
CLOSED POSITION
Trolley Stop Bolt Cable Chain
Curved
Bracket Rail
Emergency
Bracket Straight Release
Door Handle
Arm
Door
5