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Walker
Lawn Mower
D21d
Walker D21d User Manual
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Component
Identication
10
T
op V
iew (Engine Compartment)
Injectors
Air
Intake
Hose
Injection
Pump
Throttle
Control
Linkage Lever
Engine
Stop
Lever
Linkage
(Fuel
Shut-O
V
alve)
Radiator
Fan
and
Shield
Radiator
Screen
(Removable)
Fan
Motor
W
ater
Pump
Glow
Plug(s)
W
ater
T
emperature
Gauge
Sender
Alternator
Exhaust
Manifold
Oil
Fill
Cap
Starter
Motor
Below
(Not
Visible)
Fuel
Return
Line
Fuel
Gauge
Fuel
T
ank
Cap
Fuel
Pickup
Line
Thermostat
Housing
and
Thermostat
13
15
Table of Contents
Default Chapter
3
Table of Contents
3
General Information
5
Highlighted Information
5
Glossary
5
Identifying Number Locations
5
Engine Serial Number Location
6
Servicing of Engine and Drivetrain Components
6
Specifications
7
Engine
7
Electrical System
7
Transmission
7
Blade Drive
8
Tire Size
8
Tire Pressure
8
Drive Belts
8
Seat
9
Frame/Body Construction
9
GHS SYSTEM (Optional)
9
Mower Deck
9
DIMENSIONS (Tractor and Mower)
10
Component Identification
11
Safety Instructions
15
Before Operating
15
Operating
17
Maintenance
19
Safety, Control
20
And Instruction Decals
20
Assembly Instructions
24
Setup Instructions
24
Tire Installation (Tractor)
24
Battery Service
24
Wet Battery Service
24
Dry Battery Service
24
Battery Charging
25
Battery Installation
25
Mower Deck Assembly
25
Deck Caster Wheels Installation
25
Deck Discharge Chute Installation
26
Deck Discharge Deflector Shield Installation
26
PTO Shaft Guard Installation
26
Tilt-Up Roller Wheel Installation
27
Mower Deck Installation on Tractor
27
Deck Installation
27
Deck Leveling
29
Preoperating Checklist
30
Operating Instructions
32
Control Identification, Location, and Function
32
Operating Controls
32
Engine Throttle
32
Forward Speed Control (FSC)
33
Steering Levers
33
Blade Clutch (PTO)
33
Parking Brake
33
Front Body Latch Release
35
Transmission Lockout Levers
35
Cold Start Lever (Jackshaft Drive Belt Release)
35
Suspension Seat
36
Instrument Panel
38
Hourmeter
39
Voltmeter
39
Water Temperature Gauge
39
Oil Pressure Warning Light/Horn
39
Water Temperature Warning Light/Horn
40
Ignition Switch
40
Light Switch (for Optional Lights)
40
Warning Horn
40
Circuit Breakers
40
Starting the Engine
41
Adjusting Ground Speed and Steering
42
Engaging the Blade Drive
44
Stopping the Machine
45
Adjusting Cutting Height
46
Transmission Lockout
46
Recommendations for Mowing
47
Recommendations for Tilt-Up Deck Operation/Transport
49
Grass Handling System (Ghs)
50
General Information
51
Clogging Checklist
52
Using the Tilt-Up Deck
53
Using the GHS Catcher
53
Powerfil
53
Full" Signal Horn
53
Cleaning the GHS Exhaust Screen
54
Dumping the Catcher
54
Tailgate Dumping
54
Using the Dump Bag
55
Power Dump Option
56
Hi-Dump ® Option
56
Maintenance Instructions
60
Maintenance Schedule Chart
60
Important Tips for Care of the Kubota Engine
61
Fuel System
61
Starting/Stopping
61
Cooling System
61
Air Cleaner System
61
Oil
61
Lubrication
62
Engine Oil
62
Engine Break-In Oil
62
Checking Engine Crankcase Oil Level
62
Changing Engine Crankcase Oil/Oil Filter
62
Grease Fitting and Oil Point Lubrication
63
Mower Deck Gearbox Lubrication
66
DS52 or DS62 Mower Deck Lubrication
66
Mower Deck Spindle Lubrication
67
Tractor PTO Gearbox Lubrication
67
Checking Gearbox Oil Level
67
Changing Gearbox Oil
67
Gear Axle Lubrication
67
Hydrostatic Transmission Fluid
68
Checking Hydrostatic Transmission Fluid Level
68
Cleaning
69
Engine Air Cleaner System
69
Turbine Precleaner
69
Donaldson Radialseal™ Air Cleaner
70
Engine Cooling System
71
Radiator Screen and Cooling Fins
71
Flushing Radiator and Changing Coolant
72
Grass Buildup in Mower Deck Housing
72
GHS Blower
73
GHS Exhaust Screen
73
Hydrostatic Transmission Cooling Fins
74
Checking/Servicing
74
Engine Cooling System
74
Coolant Level
74
Alternator Belt Tension
75
Security of Air Filtration Components
75
Battery
75
Electrolyte Level
75
Cleaning the Terminals
75
Charging the Battery
76
Tire Pressure
76
Wheel Bolt Torque
76
Sharpen Mower Blades
76
Drive Belts
77
Mower Deck Gearbox Oil Seals
78
Fuel Lines and Clamps
78
Radiator Hoses and Clamps
78
Engine Valve Clearance
78
Fuel Injection Nozzle Pressure
78
Transmission Control Setting
78
Neutral-Park
78
Straight Ground Tracking
78
Blade Brake Action
79
PTO U-Joints
79
Safety Switch System
79
Forward Speed Control Friction Lock
79
Replacing/Repairing
80
Drive Belts
80
Engine PTO Drive Belt
81
Jackshaft Drive Belt
82
GHS Blower Drive Belt
83
Hydrostatic Ground Drive Belt
84
Engine Alternator Belt
85
Fuel Filter
86
Blade Overload Shear Bolts
86
Mower Blades
87
Adjustments
88
Transmission Control
88
Steering Lever Position Adjustment
88
Set FSC Travel Limits (Stop)
88
Set Maximum Forward
89
Travel Speed (Stop)
89
Neutral Function Adjustment
89
Straight Ground Travel Adjustment
90
Blade Clutch (PTO)
91
Clutch Engagement/Belt Tension
91
Clutch Disengagement/Brake Action
91
Forward Speed Control Friction Lock
92
Steering Handles
93
Tilt-Up Deck Adjustable Stop
93
GHS "Full" Signal Horn Adjustment
94
Warranty
95
4
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Walker D21d Specifications
General
Brand
Walker
Model
D21d
Category
Lawn Mower
Language
English
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