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WSM ZD331
Kubota WSM ZD331 User Manual
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4-M6
ZD321, ZD326, ZD331, WSM
HYDRAULIC
SYSTEM
4.
LIFT CYLINDER
W1014031
The li
ft cylinder
consi
sts of the
cylind
er (4), pi
ston rod
(1) and
other
parts a
s shown i
n the figur
e above.
This
cylinde
r is s
ingle
acting
type.
(1)
Piston Rod
(2)
Scraper
(3)
Packing
(4)
Cylinder
(5)
Snap Ring
KiSC issued 04, 2007 A
209
211
Table of Contents
General
14
Table of Contents
14
Identification
15
General Precautions
16
Handling Precautions for Electrical Parts and Wiring
17
Wiring
17
Battery
19
Fuse
19
Connector
19
Handling of Circuit Tester
20
Lubricants, Fuel and Coolant
21
Tightening Torques
23
General Use Screws, Bolts and Nuts
23
Stud Bolts
23
Metric Screws, Bolts and Nuts
24
American Standard Screws, Bolts and Nuts with Unc or Unf Threads
24
Plugs
24
Maintenance Check List
25
Check and Maintenance
27
Daily Check
27
Check Points of Initial 50 Hours
31
Check Point of Initial 100 Hours
33
Check Point of Initial 400 Hours
34
Check Points of Every 50 Hours
35
Check Points of Every 100 Hours
39
Check Points of Every 150 Hours
43
Check Points of Every 200 Hours
43
Check Point of Every 400 Hours
45
Check Points of Every 1 Year
45
Check Point of Every 2 Years
48
Others
49
Special Tools
51
Special Tools for Engine
51
Special Tools for Machine
57
Implement Limitations
58
Servicing
60
Troubleshooting
61
D782-E2-Zd
65
Servicing Specifications
65
D1005-E2-Zd, D1305-E3-Zd
71
Tightening Torques
78
Checking and Adjusting
80
Checking, Disassembling and Servicing
80
Engine Body
80
Cooling System
82
Lubricating System
82
Fuel System
85
Separating Engine
89
Cylinder Head and Valve
92
Disassembling and Assembling
92
Gear Case and Timing Gears
96
Piston and Connecting Rod
104
Flywheel and Crankshaft
107
Cylinder Head and Valves
112
Servicing
112
Timing Gears, Camshaft and Governor Gear
120
Piston and Connecting Rod
123
Crankshaft
128
Cylinder
136
Oil Pump (D782-E2-ZD)
137
Oil Pump (D1005-E2-ZD, D1305-E3-ZD)
138
Mechanism
140
Structure
141
Hydrostatic Transmission
142
Structure
142
Travelling System
142
Check Valve and High Pressure Relief Valve
143
Oil Flow
144
Power Trains Operation
145
Control Linkage
146
Final Reduction Gear Section
147
PTO System
148
Parking Brake
151
Servicing
152
Troubleshooting
153
Servicing Specifications
155
Tightening Torques
156
Checking and Adjusting
157
Disassembling and Assembling
166
Separating Transaxle Assembly
166
Disassembling Transaxle Center Case
171
Disassembling Pto Clutch Shaft Assembly
173
Disassembling Hydrostatic Transmission and Rear Axle Gear Case Assembly
178
Disassembling Rear Axle Gear Case
183
Hydrostatic Transmission
187
Servicing
187
Transmission Case
189
Brake
191
Pto Clutch
191
Servicing
195
Troubleshooting
196
Servicing Specifications
197
Tightening Torques
198
Checking and Adjusting
199
Checking, Disassembling and Servicing
199
Disassembling and Assembling
200
Separating Front Wheel and Wheel Bracket
200
Separating Front Axle Assembly
201
Mechanism
204
Hydraulic Circuit
205
Hydraulic Pump
206
Hydraulic Control Valve
207
Lift Cylinder
210
Mower Linkage
211
Servicing
212
Troubleshooting
213
Checking and Adjusting
216
Checking, Disassembling and Servicing
216
Hydraulic Control Valve, Pump and Cylinder
216
Disassembling and Assembling the Hydraulic Control Valve
217
Disassembling and Assembling the Hydraulic Pump
221
Disassembling and Assembling
226
Lifting Linkage
226
Mechanism
229
Wiring Diagram
230
Starting System
231
Relay
232
Starter
233
Glow Plug
234
Safety Switch
234
Engine Stop Solenoid
235
Fuel Pump
235
Charging System
236
Ac Dynamo
237
Regulator
237
Easy Checker
238
Gauges
239
Coolant Temperature
240
Fuel Quantity
240
Servicing
241
Servicing Specifications
244
Battery
246
Checking
246
Checking, Disassembling and Servicing
246
Safety Switches
248
Main Switch
249
Glow Plug
250
Starter
250
Safety Switch
251
Engine Stop Solenoid
252
Fuel Pump
252
Charging System
253
Lighting System
254
Gauges
255
Cooling System
256
Charging System
259
Disassembling and Assembling
259
Starting System
259
Servicing
260
Starting System
260
Charging System
262
4
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Kubota WSM ZD331 Specifications
General
Brand
Kubota
Model
WSM ZD331
Category
Lawn Mower
Language
English
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