Genie GCL-J&H Installation Manual page 11

Chain Couple (continued)
(Tension Plate Kit)
Kit available separately, P/N 111005.0001.S for 1" door shaft. 111005.0002.S for 1
Installation of optional chain spreader bracket: Fig 4A & 4B
1) Place drive chain sprocket and bearing plate assembly on door
shaft as shown.
2) Place bearing plate assembly and sprocket on operator shaft
as shown.
3) Install door and operator sprockets and chain assembly as
described in preceding instructions. See page 4.2.
4) Install bolts and nuts through plates. Do not tighten.
5) Tension chain by raising or lowering the operator as needed.
Tighten operator mounting bolts.
6) Align sprockets to achieve a 90° angle between the chain and
the shafts. Tighten all set screws.
7) Tighten Tension Plate bolts.
OPERATOR
SHAFT
90°
GCL-J&H
Standard Duty Operator
DOOR
SHAFT
Figure 4A
www.geniecompany.com
/ " door shaft.
1
4
CLEVIS PIN
DOOR SHAFT
SPROCKET
DOOR SHAFT
CHAIN
COTTER PIN
CHAIN
TENSION
PLATE
SET SCREW
OPERATOR
SHAFT
SPROCKET
KEY OPERATOR
OUTPUT
SHAFT
HOLLOW COUNTERBALANCE
DOOR SHAFT
SET SCREW
DOOR SHAFT
SPROCKET
DOOR SHAFT
KEY
SET SCREW
CHAIN
SET SCREW
OPERATOR
SHAFT
SPROCKET
KEY
SOLID COUNTERBALANCE
DOOR SHAFT
Figure 4B
0 -12
CHAIN
TENSION
PLATE
OPERATOR
OUTPUT
SHAFT
4.4