Front Wheel Motor Removal (Fig. 36)
Before removing any parts from the hydraulic sys-
tem, park the machine on a level surface, engage the
parking brake, lower the cutting units, and stop the en-
gine.
Front Wheel Motor Installation (Fig. 36)
1.
1. Position hydraulic wheel motor (20) to the frame.
Make sure ports of motor face the rear of the machine.
Secure motor and brake bracket (14) to the frame with
four cap screws (30), and lock nuts (32).
2.
Removecapsorplugsfromthehydraulic wheelmo-
CAUTION
tor(20).LubricatenewO--rings(19)withcleanhydraulic
fluid.InstallO--ringsandhydraulicfittings(17)tothemo-
tor and tighten.
Before continuing further, read and become fa-
miliar with General Precautions for Removing
and Installing Hydraulic System Components.
3. Lubricate new O--rings (18) with clean hydraulic
fluid. Install O--rings and hose assemblies (15 or 16) to
the hydraulic fittings (17). Tighten hose connections.
2.
Chock front and rear of wheels not being lifted to
Note:
(11),
The brake assembly consists of return spring
brake cam (9), brake shoes (12), backing plate (8),
and retaining ring (10).
preventthemachine frommoving.Liftfrontwheel offthe
ground using a jack, and place blocks beneath the
frame.
4.
securing the backing plate (8) to the brake bracket with
four cap screws (26) and lock nuts (29).
Install brake assembly to the brake bracket (14) by
3.
studs (7). Loosen but do not remove lock nut (24) from
hydraulic wheel motor (20) shaft.
Remove lug nuts (1), tire (2), and rim (3) from drive
5.
retaining clip (10).
Securebrakelever(23)tothebrakecam(9)withthe
IMPORTANT: DO NOT hit wheel hub (6) with a ham-
mer during removal. Hammering may cause dam-
age to the hydraulic wheel motor (20).
IMPORTANT: DO NOT hit wheel hub (6) with a ham-
mer during installation. Hammering may cause
damage to the hydraulic wheel motor (20).
Note:
Thebrake drumassembly consists ofthewheel
hub (6), brake drum (3), and drive stud (7).
Note:
hub (6), brake drum (3), and drive stud (7).
Thebrake drumassembly consists ofthewheel
4.
Use wheel hub puller (see Special Tools) to free
wheel hub assembly from motor shaft. Do not disas-
semble. Remove lock nut (24) and key (13) from the hy-
draulic wheel motor (20) shaft.
6.
Make sure that wheel hub bore and wheel motor
shaft are thoroughly cleaned. Install key (13) to the hy-
draulicwheelmotor(20)shaft.Slidebrakedrumassem-
bly onto the motor shaft.
5.
and brake lever (23). Separate lever from cam.
Remove retaining clip (10) from the brake cam (9)
7.
(20)
Nm).
Secure lock nut (24) to the hydraulic wheel motor
shaft. Torque nut from 250 to 400 ft--lb (339 to 542
Note:
(11),
The brake assembly consists of return spring
brake cam (9), brake shoes (12), backing plate (8),
and retaining ring (10).
8.
sembly. Secure rim with lug nuts (1). Torque nuts from
70
Install the tire (2), and rim (3), to the brake drum as-
6.
(14)
fromthebacking plate (8)andbrake bracket. Do notdis-
assemble.
Remove brake assembly from the brake bracket
byremoving fourcapscrews(26)andlocknuts(29)
to 90 ft--lb (95 to 122 Nm).
7.
Label all connections for reassembly purposes.
8.
rings (18) from the both hydraulic fittings (17). Allow
hoses to drain into a suitable container.
Disconnect bothhoseassemblies (15or16)andO--
9.
Remove hydraulic fittings (17) and O--rings (19)
from the hydraulic wheel motor (20).
10.
Remove four cap screws (30), and lock nuts (32)
from brake bracket (14) and hydraulic wheel motor (20).
Remove motor from the frame.
Greensmaster 3150
Page 4 -- 61
Hydraulic System (Rev. E)
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Greensmaster 3150 |
| Download File |
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| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
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