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WARNING
KEEP DOOR BALANCED. STICKING OR BINDING
DOORS MUST BE REPAIRED. DOORS, DOOR
SPRINGS, CABLES, PULLEYS, BRACKETS AND
THEIR HARDWARE MAY BE UNDER EXTREME
TENSION AND CAN CAUSE SERIOUS PERSONAL
INJURY OR DEATH. CALL A PROFESSIONAL DOOR
SERVICEMAN TO MOVE OR ADJUST DOOR
SPRINGS OR HARDWARE.
Apartment CDO (High Cycle/Heavy Duty)
Assemble Track and Operator
Apt. CDO Disk #1 (Red)
0/6/91
If possible, install the door opener 7 feet or more above floor with the manual release handle mounted 6 feet
above the floor.
1. Fasten track to the operator frame. DO NOT
TIGHTEN BOLTS. See Figure 1.
2. Position the trolley on the track. Attach track
spacer(s).
3. Place idler shaft bracket over end of track. There
are two holes on each side of bracket (Fig. 1).
Fasten shaft bracket to end of rail assembly.
ASSEMBLE TRACK AND OPERATOR
Track
FIGURE 1
Check the identification tag mounted on the electrical box to
be sure the voltage, phase and h.p. are correct for your needs.
DO NOT CONNECT ELECTRIC POWER UNTIL
INSTRUCTED TO DO SO.
Track
Spacer
Light Control
Module (Optional)
4. Align track so that trolley moves easily and does
not bind. Tighten all bolts.
5. Run chain around front and rear sprockets and
attach to trolley assembly with master links. Adjust
chain only until excessive slack is removed. To
retain proper tension, tighten 3/8" lock nut.
3
WARNING
Header
Bracket
Track Idler
Shaft
Trolley
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