Toro Groundsmaster 3500 30807, Руководство по обслуживанию

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Groundsmaster 3500 Hydraulic System Page 5 − 83
Neutral Arm Removal (Fig. 52)
1. Park machine on a level surface. Lower cutting units,
stop engine and engage parking brake. Remove key
from the ignition switch.
2. Raise and support hood.
CAUTION
The extension spring is under tension and may
cause personal injury during removal. Use cau-
tion when removing spring from the pump lever.
3. Remove extension spring from the cable support
bracket and neutral arm.
4. Disconnect traction control cable from the pump
lever. Locate and retrieve three (3) flat washers and note
their position for assembly purposes.
5. Remove both flange head screws securing the neu-
tral bracket to the piston pump. Remove flange nut and
flange head screw securing the neutral bracket to the
pump mount plate.
6. Remove cap screw and flat washer that secure the
pump lever and hub assembly to the piston pump trun-
nion.
7. Separate pump lever and hub assembly from pump
trunnion and neutral bracket from mount plate. Locate
and retrieve key from trunnion.
Neutral Arm Installation (Fig. 52)
1. Install key into trunnion slot. Position neutral bracket
to the mount plate and the pump lever and hub assembly
to the pump trunnion.
2. Secure pump lever and hub assembly to the piston
pump trunnion with flat washer and cap screw.
3. Secure neutral bracket to the pump mount plate with
flange head screw and flange nut. Secure neutral brack-
et to the piston pump with both flange head screws.
4. Position three (3) flat washers to traction control
cable end. Secure traction control cable to the pump le-
ver with cap screw and lock nut.
CAUTION
The extension spring is under tension and may
cause personal injury during installation. Use
caution when installing the spring to the pump
lever.
5. Install extension spring to the cable support bracket
and neutral arm.
6. Adjust traction drive for neutral.
7. Lower and secure hood.
Hydraulic
System