Removal (Fig. 27)
Park machine on a level surface, lower cutting
4
2
1.
decks, stop engine, engage parking brake and remove
key from the ignition switch.
2.
3.
brackets and rotate alternator toward engine to loosen
drive belt. Remove belt from machine.
Raise and support hood to allow access to engine.
Loosen screws that secure alternator to mounting
4
4
3
4.
On Groundsmaster 5910 machines, remove A/C
1
compressor drive belt.
5
5.
Removeelectricalcomponents fromfrontcover(Fig.
28):
Figure 28
1.
2.
3.
Crankshaft sensor
Camshaft sensor
Tone wheel
4.
5.
Harness clamp
Crankshaft pulley
A. Remove screws that secure electrical harness
clamps to front cover.
B. Remove screws thatsecure crankshaft andcam-
shaft position sensors to front cover.
1
C. Carefully pull two (2) sensors from front cover.In-
spect O--rings on sensors and replace if necessary.
D. Position wire harness and sensors away from
front cover.
5
6
6.
Remove five (5) flange head screws that secure oil
pan to front cover (see Oil Pan Removal in this section).
4
7.
Remove lock nut and thrust washer that secure rear
axle pivot shaft to frame. Slide pivot shaft toward rear of
machine to allow clearance for engine pulley bolt to be
removed (see Rear Axle Removal in the Service and
Repairs section of Chapter 6-- Axles, Planetaries and
Brakes).
1
4 ft--lb
3
(19
N--m)
2
Figure 29
1.
2.
3.
Front cover
Flange head screw
Flange head screw
4.
5.
6.
Oil seal
Alternator bracket
Flange head screw
8.
Remove crankshaft pulley (Fig. 28):
IMPORTANT: When removing crankshaft pulley,
take care to not damage tone wheel that is secured
to back of pulley.
9.
front cover to engine (Fig. 29). Rotate alternator bracket
away from front cover.
Removesixteen(16)flangeheadscrewsthatsecure
A. Use appropriate holding tool to prevent the pulley
and engine crankshaft from rotating.
10.Carefully
remove front cover from engine.
B. Loosen and remove cap screw and mounting
plate that secure pulley to crankshaft.
11.
age seal bore in cover.
Removesealfromfrontcovertakingcaretonotdam-
C. Slide pulley from crankshaft. Locate and retrieve
woodruff key from crankshaft.
12.Thoroughly
sure that all sealant is removed from front cover sealing
surfaces.
clean all removed components. Make
IMPORTANT: Three (3) different lengths of flange
head screws are used to secure the front cover. To
assist with assembly, note location of screws as
they are removed.
13.Inspect
crankshaftsurfaceinoilsealareaforanyevi-
dence of wear or damage. Repair or replace crankshaft
if necessary.
Groundsmaster 5900/5910
Page 3 -- 31
Diesel Engine
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Groundsmaster 5900, Toro Groundsmaster 5910 |
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| Document Type | Service Manual |
| Language | English |
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