Weights And Dimensions - Liftmaster H Manuel D'installation

WEIGHTS AND DIMENSIONS

MODELS J, H AND HJ
Hanging Weight: 80-110 lbs.
14.5"
(36.83 cm)
6.94" 7.56"
(17.63 cm) (19.2 cm)
8.34" 7.62"
(21.18 cm) (19.35 cm)
MODEL GH
Hanging Weight: 140 lbs.
14"
(35.56 cm)
A
Y
See
Note #2
X
Hand Chain Wheel
NOTES:
1) Output shaft with 1" x 1/4" key for 1/2 thru 1 HP operators, 1-3/16" x 5/16" key for 1-1/2 and 2 HP operators,
1-1/4" x 1/4" key for 3 HP operators.
2) Mounting centers: X = 4-3/4"; Y = 5-1/2" for 1/2 thru 2 HP operators.
X = 3-5/8"; Y = 9-1/16" for 3 HP operators.
3) Hand chain wheel extends 1-5/8" beyond operator in vertical mounting position as shown.
16.81"
(42.7 cm)
20.15"
(51.18 cm)
16.43"
(41.73 cm)
D
B
See
Note #1
See
C
Note #3
15
Door Height Plus 4 feet (minimum)
A - Wall Mounting
B - Bracket Mounting (rolling door)
3/8" Bolt
4.62"
(11.73 cm)
4.41"
(11.2 cm)
(16.74 cm)
10.5"
(26.67 cm)
*23.43"
(59.51 cm)
Hand Chain Wheel Present
with Models H and HJ ONLY
HP PHASE
A
1/2 1
11-1/2
3/4 1
12-1/2
1 1
12-3/4
1-1/2 1
12-3/4
1/2 3
11
Y
3/4 3
11
1 3
12
1-1/2 3
12-1/2
2 3
12-3/4
3 3
13-1/4
Operator Specifi cations - Hoist and Jackshaft
7.56"
(19.2 cm)
1.5" (3.81 cm)
A A
6.59"
B
B
(34.93 cm)
5.5"
(14 cm)
B B
A
A
4.56"
(11.58 cm)
9"
(22.86 cm)
DIMENSIONS
B C D
25-3/4 12-63/64 3
26-3/4 12-63/64 3
27 12-63/64 3
27 13-63/64 3-1/2
25-1/4 12-63/64 3
25-1/4 12-63/64 3
26-1/4 12-63/64 3
26-3/4 13-63/64 3-1/2
27 13-63/64 3-1/2
28-5/8 15-15/64 3-15/16
13.75"