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Eclipse 322
Jacobsen Eclipse 322 Repair Manual
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SPECIFICATIONS
AND
GENERAL
INFORMATION
4222983
Second
Edition
2-5
2
Figure
2-6:
Component
Location—Left
Side
1
Brak
e
Pedal
Assemb
ly
4
Rear
Axle
Assembly
7
F
ront
Axle
Assembly
2
Steering
Chain
and
Gear
5
Star
ter
Batter
y
8
Left
Cutting
Unit
3
Rear
Wheel
6
Buff
er
Batter
y
Pac
k
9
Left
Reel
Leveling
Rod
TN2746
1
7
8
4
9
5
2
3
6
24
26
Table of Contents
Chapter 1 Safety 1
9
Table of Contents
9
Introduction
10
Prepare for the Job
10
Safety Notices
10
Safety Label Locations
11
Inspect Safety Labels
14
Keep Work Area Clean
14
Keep Work Area Well Ventilated
14
Park Mower Safely
14
Use Proper Eye and Face Protection
14
Support Machine Securely
15
Use Lifting Equipment Safely
15
Service Tires Safely
16
Use Compressed Air and Air Tools Safely
16
Handle Chemical Products Safely
17
Handle Fuel Safely
17
Service Cooling System Safely
17
Store Volatile and Hazardous Materials Safely
17
Service Electrical Components Safely
18
Dispose of Waste Materials Safely
19
Chapter 2 Specifications and General Information
21
Specifications and
21
Engine Serial Number-Model 62805 (Diesel)
22
Machine Identification
22
Machine Serial Number
22
Engine Identification Number-Model 62803 (Gas)
23
Optional Machine Accessories
23
Component Location
24
All Models
24
Model 62801 (Electric)
26
Quick Reference Specifications
27
Electrical
29
Accessories and Miscellaneous
31
Chapter 5 Chassis
30
Standard Torque Values
32
Inch Fastener Torque Values
32
Metric Fastener Torque Values
32
Chapter 3 Genset and Battery Pack
33
Fuel Tank Capacities
35
General Engine/Motor Specifications
35
Specifications
35
Component Location
37
Model 62805 (Diesel)
37
Figure 3-20
38
Model 62803 (Gas)
39
Model 62801 (Electric)
41
Checks and Adjustments-Model 62805 (Diesel)
42
Purging the Fuel System (Diesel)
42
Throttle Actuator Adjustment (Diesel)
43
Checks and Adjustments-Model 62803 (Gas)
43
Throttle Actuator Adjustment (Gas)
43
Repair-Model 62805 (Diesel)
44
Fan Belt (Diesel)
44
Air Filter Assembly (Diesel)
45
Muffler (Diesel)
45
Alternator (Diesel)
46
Radiator (Diesel)
47
Thermostat (Diesel)
49
Throttle Actuator (Diesel)
50
Fuel Tank (Diesel)
51
Fuel Filter (Diesel)
52
Fuel Pump (Diesel)
53
Fuel Shutoff Solenoid (Diesel)
54
Genset (Diesel)
54
Disassembly and Assembly
58
Engine Service (Diesel)
59
Genset Fan (Diesel and Gas)
59
Repair-Model 62803 (Gas)
60
Air Filter Assembly (Gas)
60
Muffler (Gas)
60
Throttle Actuator (Gas)
61
Fuel Tank (Gas)
61
Fuel Filter (Gas)
63
Genset (Gas)
63
Engine Service (Gas)
68
Battery Pack, Battery Pack Tray, and Battery Filling System
68
Repair-Batteries
68
Buffer Battery Pack and Buffer Battery Pack Tray
70
Starter Battery
71
Starter Battery Tray
72
Battery Charger
73
Chapter 4 Electrical
75
Specifications
78
Component Location
79
J79 Interface Connector Location
81
Main Harness Splice Identification and Locations
82
Theory and Diagnostic Information
83
Electrical Component Symbols
83
Electrical Schematic Component Identification
86
Reel Motor Connector Pin Locations
88
Electrical Schematic
89
Theory of Operation and Sub-Circuit Schematics
102
Horn and Work Light Circuit-Theory of Operation
102
Horn and Work Light Circuit Schematic
103
Diesel Engine Circuit-Theory of Operation
105
Diesel Engine Circuit Schematic
107
Gasoline Engine Circuit-Theory of Operation
111
Gasoline Engine Circuit Schematic
112
Raise/Lower Circuit-Theory of Operation
115
Raise Circuit
115
Lower Circuit
116
Raise Circuit Schematic
117
Lower Circuit Schematic
120
Mow Circuit-Theory of Operation
123
Mow Circuit Schematic
125
Traction Circuit-Theory of Operation
129
Traction Circuit Schematic
131
Steering Circuit-Theory of Operation
137
Steering Circuit Schematic
139
Genset Circuit-Theory of Operation
142
Genset Circuit Schematic
143
Fan Relay
146
Troubleshooting
147
LCD Display Maintenance Mode
147
Basic CAN System Troubleshooting
160
Traction Circuit
163
System Diagnostic Trouble Codes (DTC)
168
Reel Control Unit Diagnostic Trouble Codes (DTC)
170
Traction Control Unit Diagnostic Trouble Codes (DTC)
178
Steering Control Unit Diagnostic Trouble Codes (DTC)
182
Overvoltage Limit Monitor (OLM) Diagnostic Trouble Codes (DTC)
189
Generator Control Unit Diagnostic Trouble Codes (DTC)
192
Power Circuit
195
Horn Circuit
196
Work Light Circuit
196
Glow Plug Circuit
196
Start Circuit
197
Charging Circuit
197
Raise/Lower Circuit
198
Mow Circuit
199
Component Tests and Adjustments
200
Electrical System and Component Testing
200
Circuit Breakers Test
201
150A and 300A Fuses Test
201
Accessory Socket Fuse Test
202
Fan Relay Test
202
Key Switch Test
203
Mow Switch Test
203
Rocker Switches Test
204
Raise/Lower Switch Assembly Test
205
Seat Switch Test
205
Brake Pedal Switch Test
206
Brake Coil Test
207
Fuel Shutoff Solenoid Test (Diesel)
207
Fuel Shutoff Solenoid Test (Gas)
208
Throttle Actuator Test (Diesel)
208
Throttle Actuator Test (Gas)
209
Traction Pedal Adjustment
210
Repair
211
Electrical Connectors Inspection
211
Mcu
212
Pdu
213
TCU Fan
215
Tcu
216
Scu
216
Rcu
217
Gcu
218
Olm
219
Steering Wheel Input Device
219
Resistor Bank Assembly and Jumper Harness
220
Circuit Breakers
221
Contactors
222
Fuses
224
Fan Relay
224
48-Volt Connector
225
Instrument Panel
225
Lcd
226
Rocker Switches
227
Key Switch
227
Raise/Lower Switch Assembly
228
12 VDC Accessory Plug
228
Horn
229
Brake Pedal Switch
230
Brake Pedal Position Sensor
230
Steering Proximity Switches
231
Engine Oil Pressure Switch (Diesel)
232
Engine Temperature Switch (Diesel)
232
Traction Pedal Position Sensor
233
Rectifier Repair Kit (Gas and Diesel)
234
Fuel Level Switch
236
AC Traction Motor Assembly
236
Brake Coil
237
Sensor Bearing
238
Steering Motor
239
Chapter 5 Chassis
243
Specifications
244
Checks and Adjustments Specifications
244
Repair Specifications
244
Component Location
245
Checks and Adjustments
247
Steering Chain Tension Adjustment
247
Repair
248
Reel Lift Actuators
248
Right and Left Lift Arms
248
Center Lift Arm
251
Steering Yoke
253
Steering Chain and Gears
254
Front Fenders
255
Traction Pedal
256
Brake Pedal Assembly
256
Axle Shield and Front Splash Shield
259
Floorboard
260
Front Wheel Hub
261
Front Axle Assembly
261
Chapter 6 Cutting Units
267
Component Location
269
Cutting Units
269
Troubleshooting
270
Quality-Of-Cut Troubleshooting
270
Ragged Cut
271
Step Cutting
274
Mismatched Cutting Units
279
Rifling or Tramlining
280
Mechanical Troubleshooting
281
Checks and Adjustments
282
Bedknife-To-Reel Clearance Adjustment
282
Height-Of-Cut (HOC) Adjustment
283
Grass Shield Adjustment
283
Grass Catcher Yoke Adjustment
284
Reel Bearing Pre-Load Adjustment
284
Right and Left Reel Stop Bracket Adjustment
286
Right and Left Reel Bumper Adjustment
286
Center Reel Bumper Adjustment
287
Reel Leveling Rod Pre-Adjustment
288
Cutting Unit Leveling Adjustment
288
Repair
289
Reel Leveling Rod
289
Reel Drive Motor
289
Center Cutting Unit
290
Right and Left Cutting Units
291
Grass Shield
291
Bedknife Backing Assembly
292
Bedknife
293
Reel Bearing Housing Assembly
293
Reel Assembly
296
Front Roller
297
Rear Roller
298
Roller Bearings
298
Chapter 7 Accessories and Miscellaneous Repair
299
Component Location
301
Repair
302
Work Light Assembly
302
Dome Light
303
OPS Light
303
Hood
304
Ops
304
Armrest Assembly
305
Seat and Seat Platform
306
Seat Switch
308
Rear Fender
309
Rear Wheel and Axle Assembly
310
Front Wheels
312
Steering Wheel
312
Front Cover
314
Rear Cover
314
Steering Tower
315
Cowlings
316
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Jacobsen Eclipse 322 Specifications
General
Brand
Jacobsen
Model
Eclipse 322
Category
Lawn Mower
Language
English
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