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Greensmaster 3320/3420Page 6 -- 86Electrical System
Generator Drive Belt (Greensmaster 3420)
Removal (Fig. 103)
1. Park machine on a level surface, lower cutting units,
stop engine, apply parking brake and remove key from
ignition switch.
2. Disconnectthecutting units from the electricalpower
supply by separating the cutting unit power disconnect
couplers (see Opening Electrical Circuitto Cutting Units
in the General Information section of this chapter). This
will prevent unexpected cutting unit operation.
CAUTION
Be careful when rotating the idler bracket. The
torsionspring that tensions thebracket appliesa
heavy load that may cause personal i njury.
3. Use a 3/8” drive breaker bar in idler bracket square
drive hole to rotate and hold idler pulley away from gen-
erator belt.
4. While holding idler pulley away from generator belt,
remove belt from idler pulley. Then, use breaker bar to
allow idler bracket to rotate and relax torsion spring ten-
sion.
5. Move pump assembly away from bell housing to al-
low removal of generator belt (Fig. 104):
CAUTION
Support the pump assembly when removing its
supporting fasteners to prevent it from falling
and causing damage or personal injury.
A. Support pump assemblyto prevent it from falling.
B. Remove two(2) cap screwsand flat washersthat
secure pump assembly to bell housing.
C. Carefully slidepumpassemblyawayfromthebell
housing attached to engine so that generator belt
can be removed. Take care to not damage hydraulic
hoses, traction control cable orother componentsas
pump assembly is moved.
6. Remove generator belt from pulleys and machine.
7. Inspect generator belt and replace belt if worn or
damaged.
1. Generator belt
2. Engine pulley
3. Generator pulley
4. Idler pulley
5. Idler bracket
6. 3/8” square drive hole
Figure 103
3
2
4
1
5
6
1. Piston pump
2. Cap screw (2 used)
3. Flat washer (2 used)
4. Coupling
5. Cap screw
6. Spacer
7. Engine coupling flange
8. Bell housing
9. Key
10. Generator drive pulley
Figure 104
GREENSMASTER 3420
1
9
6
5
7
8
27 to 33 ft--lb
(37to44N--m)
Loctite #242
3
4
2
10