Planning - Chamberlain Whisper Drive Security+ WD952KD Owner's Manual

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).
ONE-PIECE DOOR WITHOUT TRACK
Header Wall
Gap between floor
and bottom of door must not exceed 1/4" (6 mm).
Safety Reversing Sensor
ONE-PIECE DOOR WITH TRACK
Gap between floor
and bottom of door
Safety
must not exceed 1/4" (6 mm).
Reversing Sensor
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 or the garage door MUST be repaired to
Rail
Wall-mounted
Door Control
Access
Door
Safety Reversing
Sensor
Header
Wall
Access
Door
Header
Wall
Safety
Reversing
Sensor
5
WARNING
CAUTION
the floor MUST NOT exceed 1/4" (6 mm). Otherwise,
the safety reversal system may not work properly.
eliminate the gap.
Motor Unit
CLOSED POSITION
Trolley Stop Bolt
Belt
Header
Rail
Bracket
Door Bracket
Straight
Door
Arm
Garage
Door
CLOSED POSITION
Trolley Stop Bolt Belt Trolley
Header Curved
Bracket
Door Arm
Door
Bracket
Straight
Door
Garage
Arm
Door
Trolley
Emergency
Release
Rope & Handle
Curved
Door
Arm
Rail
Emergency
Release
Rope &
Handle