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WARNING
TO AVOID SERIOUS PERSONAL INJURY OR DEATH
FROM ELECTROCUTION, DISCONNECT ELECTRICAL
POWER TO OPERATOR BEFORE PROCEEDING.
1. Install brake drum on clutch pulley shaft as illustrated in
Fig. A.
2. Attach the four spacers provided to back of brake pulley
assembly housing using four 5/16 x 5/8 sems screws
(Fig. B).
3. Push brake lever engaging nylon stud release between
brake shoes and align brake drum between brake shoe
assembly (Fig. B).
4. Adjust spring loaded bolt on brake shoe assembly so
that spring is compressed to 1".
5. Mount brake assembly housing to operator frame
using the four spacers and 5/16 x 3/8 sems screws
(See Fig. B).
6. Remove plug from 7/8" hole in electrical box and attach
conduit assembly.
7. Connect wires per master wiring diagram, (See "brake
optional").
8. Reconnect power to the operator.
9. Test for proper brake operation and replace brake cover.
ADJUSTMENT: The brake assembly is self-adjusting
and should not require further adjustment.
KIT NO.
DESCRIPTION
1A3989
115V Solenoid Brake, M - Series
1A4045
115V Solenoid Brake, H - Series & APT 2211
1A4046
230V Solenoid Brake, H - Series
1A4047
460V Solenoid Brake, H - Series
11
ITEM
PART NO.
1
17D111
2
204B118
204B118-1
204B118-2
3
113B49
4
179A46
5
142A143
1A3989, 1A4045, 1A4046 & 1A4047
BRAKE INSTALLATION & ASSEMBLY PARTS
Brake Drum
Spacer
3
4
REPAIR PARTS FOR BRAKE ASSEMBLY
DESCRIPTION & QUANTITY
Brake Box (1)
Solenoid 115V (1)
Solenoid 230V (1)
Solenoid 460V (1)
Brake Lever, Pivot (1)
Brake Release Stud
Brake Stud Plate (1)
A
Cotter
3/4" Washer
3/4" Washer
Push Brake Lever
to Disengage Brake
Shoe Assembly
Nylon
Stud
Release
1
12
Brake Shoe
Assembly
5/16" x 5/8"
2
SEMS Screw
8
1
12
2
7
5
6
8
5
7
6
5
ITEM
PART NO.
6
1B4421
7
60B31
8
179B45
9
184A111
10
1B3933
1B4044
11
31D387
12
31A388
9
Clutch
Pulley
Shaft
Pin
Cotter
Pin
Brake Drum
9
Brake Drum
Spacer
9
10
3
4
11
DESCRIPTION & QUANTITY
Brake Shoe Assy. (2)
Brake Drum (1)
Brake Pivot Stud (3)
Brake Spacer (4)
Conduit Assy. M-Series (1)
Conduit Assy. H-Series (1)
Cover (1)
Dome Plug (1)
B
5/16" x 5/8"
SEMS Screw
10
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