PRODUCT INFORMATION GRAPHICS CONTINUED
0.16 to 0.20
(4 to 5 mm)
Maintain clearance between rack
and pinion teeth of 0.16 inch
(minimum) to 0.20 inch (maximum)
[4 to 5 mm] to prevent pinion binding
during operation. Measure gap
between the outside diameter of drive
pinion and root of rack segment.
Pinion
Rack
A
B
C
(Dwg. MHP2990)
Mounting
Capscrew
A
Jam Nut
B
Adjustment
Screw
C
(Dwg. MHP2991)
Rack
Segment
Lower Beam
Flange
A
Hoist Trolley
Drive Assembly
Mounted This Side.
Fillet Weld:
• Allow 1/4 inch (6.5 mm)
clearance between edge
of lower flange and rack
segment.
• Apply weld to both sides
of rack segment.
B
C
D
(Dwg. MHP1178)
6 inches
(152 mm)
6 inches
(152 mm)
Stagger welds
along rack
(Not to scale)
Use rack guide for
correct track positioning
Check clearance
between racks
0.08” (2 mm)
A
B
C
D
(Dwg. MHP3016)
10
Form MHD56465 Edition 3
