S.2
TRANSMISSION
AND
REAR
AXLE
G1700·G1800·G1900·G2000
WSM,10834
(2)
Disassembling
Hydrostatic
Transmission
HSTFan
1.
Unscrew the
HST
fan mounting screws (1), and remove the
HST
fan
(3).
2.
Unscrew the set screw (5),
and
remove
the
flange (4).
(1)
HST
Fan
Mounting
Screw
(4) Flange
(2) Plain Washer
(5) Set Screw
(3)
HST
Fan
16T Gear and Speed Change Arm
1.
Remove the external snap ring (6).
2.
Remove the
16T
gear
(s)
and collar (4)
on
the
motor
shaft (3).
(A)
2'.Remove the
16T
gear (5')
on
the
motor
shaft (3).
(8)
3. Tap
out
the spring pin (2), and remove
the
speed change arm
(1
) .
•
NOTE
• 16T gear was modified.
• (A) : Previous 16T
6ear
is
used
for
61700
(-SIN
10640),
G1800
(-SIN
20696), 61800-S
(-SIN
50410), G1900
(-SIN
20385) and 61900-S
(-SIN
50325).
• (B) : Modified 16T Gear
is
used
for
61700
(SIN
10641-),
61800
(SIN
20697-),
G1800-S
(SIN
50411-),
G1900 (SIN
20386-)
and
G1900-S
(SIN
50326-).
(1) Speed Change
Arm
(5) 16T
Gear
(2) Spring
Pin
(5') 16T Gear
(3)
Motor
Shaft
(6) External Snap Ring
(4) Collar
Charge Relief Valve
1. Unscrew the relief plug (3), and remove
the
spring (2) and
charge relief cone
(1) .
•
NOTE
•
If
shims are placed
at
the
bottom
of
the
relief
plug
bore,
keep them.
('
) Cha rge Relief Cone (3) Relief Plug
(2) Spring
B083
F089
B083F090
BOS3P062
5.2-10