Bull, Pinion And Reduction Gears - Hydro-Gear ZT-3600 Service And Repair Manual

BULL, PINION AND REDUCTION GEARS

Refer to Figure 21
Disassembly
1. Remove external items beginning on page
14.
2. Remove washer (80) and reduction gear
set (81-82) as an assembly and set aside.
Remove second washer (80) and jack shaft
pin (83).
3. Remove the washer (70), retaining ring (71),
pinion gear (72) and washer (74) from the
motor shaft (73).
4. Remove the bull gear (91) and spacer
(109).
NOTE: The spacer (109) is not used in
ZT-3200 /ZT-3400
TM
Inspection
1. Inspect the bull gear (91) – teeth and internal
splines, for wear or damage.
2. Separate the reduction gears and inspect
the gears and jack shaft pin for excessive
wear or damage. Replace if necessary.
81
80
ZT-2800 /ZT-3100 /ZT-3200
® ®
applications.
®
91
80
83
82
Figure 21, Bull, Reduction and Pinion Gear
/ZT-3400
TM ®
Assembly
1. Install the washer (74), pinion gear (72),
and secure their placement with retaining
ring (71) onto the motor shaft (73).
2. Install the washer (70) onto the motor shaft
(73).
3. Install the spacer (109) and the bull gear
(91) onto the axle (94).
NOTE: The spacer (109) is not used in
ZT-3200/ZT-3400 applications.
4. Install the jack shaft pin (83), washer (80),
reduction gears (82) and (81).
5. Install washer (80) to jack shaft pin (83).
109
74
72
71
70
94
Motor Shaft (73)
27