Chapter 4
(For Groundsmaster 322-D/325-D only)
Mitsubishi K3D Diesel Engine
For Groundsmaster 328-D, use the Toro Operator's Manual and Parts Catalog
along with the Kubota 05 Series Workshop Manual (Toro Part No. 01090SL).
Table of Contents
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 3
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Lubrication System . . . . . . . . . . . . . . . . . . . . . . . 7
Fuel System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Governor System . . . . . . . . . . . . . . . . . . . . . . . . 8
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Electrical System. . . . . . . . . . . . . . . . . . . . . . . . . 9
Tightening Torque . . . . . . . . . . . . . . . . . . . . . . . 10
SPECIAL TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Valve Clearance . . . . . . . . . . . . . . . . . . . . . . . . 13
Engine Speed Adjustments . . . . . . . . . . . . . . . . 14
Throttle Linkage Adjustment . . . . . . . . . . . . . . . 15
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . 15
TESTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Glow Plug Test . . . . . . . . . . . . . . . . . . . . . . . . . 18
Compression Test . . . . . . . . . . . . . . . . . . . . . . . 19
Nozzle Tests . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Injection Pump Test . . . . . . . . . . . . . . . . . . . . . . 22
Injection Timing Test . . . . . . . . . . . . . . . . . . . . . 23
Fuel Pump Test . . . . . . . . . . . . . . . . . . . . . . . . . 24
Thermostat Test. . . . . . . . . . . . . . . . . . . . . . . . . 24
PREPARATION FOR ENGINE REPAIR. . . . . . . . . 25
Cylinder and Cylinder Block Overhaul . . . . . . . 25
EXTERNAL ENGINE COMPONENT REPAIR . . . . 26
Crankcase Breather System . . . . . . . . . . . . . . . 26
Alternator Belt Service . . . . . . . . . . . . . . . . . . . 27
Fan Belt Service . . . . . . . . . . . . . . . . . . . . . . . . 27
Fan, Fan Pulley and Fan Shaft Service . . . . . . 28
Glow Plug Replacement . . . . . . . . . . . . . . . . . . 29
Oil Pressure Switch Replacement. . . . . . . . . . . 29
Oil Pump Servicing . . . . . . . . . . . . . . . . . . . . . . 30
Stop Solenoid Replacement . . . . . . . . . . . . . . . 32
Water Pump Servicing . . . . . . . . . . . . . . . . . . . . 33
FUEL SYSTEM REPAIRS . . . . . . . . . . . . . . . . . . . 34
Bleeding the Fuel System . . . . . . . . . . . . . . . . . 34
Bleeding Air From the Injectors . . . . . . . . . . . . . 35
Fuel Pump Service . . . . . . . . . . . . . . . . . . . . . . 35
Governor Mechanism Operation . . . . . . . . . . . . 37
Governor Inspection . . . . . . . . . . . . . . . . . . . . . 37
Injection Pump Servicing . . . . . . . . . . . . . . . . . . 38
Nozzle Servicing . . . . . . . . . . . . . . . . . . . . . . . . 45
REMOVING AND INSTALLING THE ENGINE . . . . 46
Removing the Engine . . . . . . . . . . . . . . . . . . . . 46
Installing the Engine . . . . . . . . . . . . . . . . . . . . . 46
CYLINDER HEAD OVERHAUL . . . . . . . . . . . . . . . 47
Cylinder Head Removal. . . . . . . . . . . . . . . . . . . 47
Cylinder Head Servicing . . . . . . . . . . . . . . . . . . 48
Valve Guides . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Valve Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Valve Springs. . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Rocker Arm and Rocker Shaft Service . . . . . . . 51
Cylinder Head Reassembly and Installation . . . 52
CYLINDER BLOCK OVERHAUL . . . . . . . . . . . . . . 53
Cylinder Block Disassembly . . . . . . . . . . . . . . . 53
Camshaft and Bearing. . . . . . . . . . . . . . . . . . . . 55
Fuel Injection Pump Camshaft . . . . . . . . . . . . . 55
Crankshaft Bearings . . . . . . . . . . . . . . . . . . . . . 56
Timing Gears . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Connecting Rod and Connecting Rod Bearings 57
Cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Oversized Pistons, Cylinder Bore and Rings. . . 58
Piston and Pin Replacement . . . . . . . . . . . . . . . 59
Engine Reassembly. . . . . . . . . . . . . . . . . . . . . . 59
Groundsmaster® 300 Series
Page 4 - 1 Rev. C
Table of Contents
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Groundsmaster 300, Toro Groundsmaster 328 D, Toro Groundsmaster 92801SL |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(2 votes, average: 5 out of 5)
Lawn and Garden readers have rated Toro 92801SL Rev I Groundsmaster 300 Series Groundsmaster 328 D Service Manual 5.0 out of 5.0 based on 2 product reviews. Need 328D. Manual pdf. Will rate after finding manual
t has been a very reliable machine but getting parts is hard and not cheap to buy , generic parts has been cost effective and reliable , i am unable to get a wiring circut diagram for this unit as most problems are electrical problems