Toro Groundsmaster 345 / 322-D / 325-D Service Manual
Comprehensive repair information for Toro Groundsmaster 345, 322-D, and 325-D models. Includes troubleshooting, maintenance, and detailed procedures for all systems.
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Sample pages from the Toro Groundsmaster 345 / 322-D / 325-D Service Manual manual
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Toro Models Covered & Key Technical Specifications
Models: Toro Groundsmaster 345, Toro Groundsmaster 322-D, Toro Groundsmaster 325-D, Toro Groundsmaster 328-D
Sub-models / Variants: 300 Series, 2WD, 4WD, GM322-D, GM325-D, Inasaka axle, Dae Dong axle, 72-inch cutting units, Triflex 88-inch cutting unit, Guardian 72-inch Recycler cutting unit
Build Years: 1992, 1996, 1998, 2001, 2003, 2004, 2005, 2007
Technical Data:
- Engine (345): Ford VSG-411, 4-cylinder, gasoline
- Engine (322-D/325-D): Mitsubishi K3D-61TG, 3-cylinder diesel, 0.979 liters
- Engine (328-D): Kubota Model 1105, 3-cylinder diesel, 1123 cc
- Cooling System: 5.7 liters (6 U.S. qt.) capacity
- Transmission: Sauer-Sundstrand 15 Series in-line
- Hydraulic Reservoir: Front axle differential housing
- Governor Idle Speed: 1500 ± 50 RPM
- Hydraulic Pressure: 70–150 PSI charge, 500–5200 PSI operating
Toro Manual Features & Content Preview
Technical Scope and Service Documentation for Toro Groundsmaster 300 Series
- Covers 1992–2007 Toro Groundsmaster 345, 322-D, 325-D, and 328-D traction units, including 2WD and 4WD axle configurations and various cutting-deck attachments
- Official Toro Company publication P/N 92801SL, Revision I
- Contains 402 pages of technical maintenance schedules, hydraulic schematics, electrical wiring diagrams, and engine overhaul procedures
- File link appears in your order confirmation straight away
- OCR text layer lets you jump to a torque spec by keyword
- Suitable for printing individual sections for shop-floor use
- This 402-page factory publication provides the complete reference for troubleshooting and servicing the Ford VSG-411 gasoline engine, Mitsubishi K3D diesel engine, and the Kubota 1105 diesel powerplant
Component and System Service
The 1992–2007 Toro Groundsmaster 345, 322-D, 325-D, and 328-D service manual details the inspection and repair of critical mowing systems. Coverage extends through engine component changes, hydraulic circuit analysis, and steering-brake calibration. Technical sections document valve clearance procedures, governor speed settings, fuel injection timing, and cooling system maintenance intervals. The manual includes comprehensive exploded-view diagrams for transmission overhaul and differential axle service.
Specification and Reference Data
Technical specifications are organized by machine type and system, including torque values for lubricated threads and fastener grades. The manual documents Mitsubishi K3D compression limits at 22 kg/cm² (313 psi) for service thresholds. Engine oil capacity for the 322-D and 325-D models is listed at 3.5 liters including the filter. The hydraulic system documention details charge pump flows and implement relief valve pressures between 700–900 PSI. Reference information on what an OEM service publication covers is included for all featured systems. All service data shown here is for reference only — qualified technicians and the original OEM documentation remain the authoritative source for any hands-on work. An official 402-page Toro OEM workshop manual covering the 1992–2007 Groundsmaster 300 Series, documenting gasoline and diesel engine, hydraulic, chassis, electrical, and mower deck specifications for the full tractor build.
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