Engine
________________________________________________________________________________________________________________________________________________________
Item
Standard Specification
Repair Limit
Service Limit
________________________________________________________________________________________________________________________________________________________
Governor
Mechanical/Centrifugal
________________________________________________________________________________________________________________________________________________________
Operating Speed (no load)
3200 rpm
± 50 rpm
________________________________________________________________________________________________________________________________________________________
Idle Speed (no load)
1500 rpm
± 50 rpm
________________________________________________________________________________________________________________________________________________________
Compression
32 kg/cm2 (455 psi) at 280 rpm
26 kg/cm2 (370 psi)
22 kg/cm2 (313 psi)
________________________________________________________________________________________________________________________________________________________
Pressure Difference Between Cylinders
2.5 kg/cm2 (36 psi) max.
________________________________________________________________________________________________________________________________________________________
Cylinder Injection Order
1 - 3 - 2
________________________________________________________________________________________________________________________________________________________
Injection Timing
23o B.T.D.C. (at smoke set position
± 2o
________________________________________________________________________________________________________________________________________________________
Cylinder Head
Bottom Surface Flatness (distortion)
Valve Guide I.D.
Valve Seat Angle
0.05 mm (0.002 in.) max.
6.6 mm (0.26 in.)
45
0.1 mm (0.004 in.)
2.5 mm (0.1 .in.)
o
Valve Seat Width
1.3 - 1.8 mm (0.051 - 0.071 in.)
Valve Seat Sinkage
–1 mm (– 0.039 in.)
________________________________________________________________________________________________________________________________________________________
Valve Clearance (cold)
0.25 mm (0.01 in.)
(both intake and exhaust)
________________________________________________________________________________________________________________________________________________________
Valves
Valve Head Dia. (IN)
Valve Head Dia. (EX)
Overall Length
27.2 mm (1.079 in.)
25.2 mm (0.992 in.)
114.5 (4.508 in.)
Valve Stem O.D.
6.6 mm (0.260 in.)
Stem to Guide Clearance (IN)
Stem to Guide Clearance (EX)
Valve Seat Face Angle
Valve Head Thickness (margin width)
Valve Head Sinkage
0.10 mm (0.004 in.)
0.15 mm (0.006 in.)
45o
1 mm (0.039 in.)
0.5 mm (0.020 in.)
1.5 mm (0.06 in.)
(from cyl. head bottom face)
0.5 mm (0.020 in.)
________________________________________________________________________________________________________________________________________________________
Valve Spring
Free Length
Installed Load/Height
43 mm (1.693 in.)
14 ± 0.7kg/36 mm
– 1 mm (– 0.039 in.)
–15%
(30.9
± 1.5 lb./1.417 in.)
29.75
± 1.5 kg/28 mm
–10%
3o
(65.6
± 3.3 lb./1.102 in.)
o
Squareness
2
________________________________________________________________________________________________________________________________________________________
Rocker Arm I.D.
18.9 mm (0.744 in.)
Rocker Arm to Shaft Clearance
–0.2 mm (0.008 in.)
________________________________________________________________________________________________________________________________________________________
Cylinder Block
Camshoft hole I.D.
Front (Bush)
Oil Clearance
Center
45 mm (1.772 in.)
0.15 mm (0.006 in.)
44 mm (1.732 in.)
Rear
34 mm (1.339 in.)
Cylinder Bore
73 mm (2.874 in.)
+0.2 mm (0.008 in.)
0.1 mm (0.004 in.)
+ 0.95 mm (0.037 in.)
Oversize finish tolerance
Cylindricity of cylinder bore
Warpage of head gasket mating surface
0 to 0.03 mm (0 to 0.001 in.)
0.01 mm (0.0004 in.) max.
0.05 mm (0.0020 in.) max.
________________________________________________________________________________________________________________________________________________________
Groundsmaster® 300 Series
Page 4 - 5
Specifications
| 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