Service manual

Groundsmaster 3280−D/3320 Page 8 − 15 Drive Axles
6. Remove lift arms from machine (See Lift Arm Re-
moval in the Service and Repairs section of Chapter 7
− Chassis).
7. Remove fuel tank (See Fuel Tank Removal in the
Service and Repairs section of Chapter 3 − Gasoline En-
gine or Chapter 4 − Diesel Engine).
8. Remove carrier brackets (item 14) from machine
frame.
When removing wheels, use correct blocks,
hoists and jacks. Make sure machine is parked
on a solid, level surface such as a concrete
floor. Prior to raising machine, remove any at-
tachments that may interfere with the safe and
proper raising of the machine. Always chock or
block wheels. Use jack stands or solid wood
blocks to support the raised machine. If the ma-
chine is not properly supported by blocks or
jack stands, the machine may move or fall,
which may result in personal injury.
CAUTION
9. Chock rear wheels and jack up front of machine (see
Jacking Instructions in Chapter 1 − Safety). Support ma-
chine with jack stands or solid wood blocks. Release
parking brake.
10.Remove front wheel lug nuts and pull front wheels
from front axle.
11.Remove hydrostatic transmission from machine
(See Hydrostatic Transmission Removal in the Service
and Repairs section of Chapter 5 − Hydraulic System).
12.Remove the cotter pin and clevis pin to disconnect
the brake cable from brake actuating lever on each
brake (Fig. 20). Loosen jam nut to remove brake cable
from each end of axle bracket.
13.Put a jack or blocking under front axle to prevent it
from falling. Remove cap screws, flat washers and lock
nuts that secure axle mounting pads to frame. Retrieve
and note location of axle shims (item 19).
14.Carefully lower front axle and remove from machine.
Installation (Fig. 19)
1. Position front axle to machine frame and support
axle in place.
2. Place axle shims in location noted during disassem-
bly. Install cap screws, flat washers and lock nuts that
secure axle mounting pads to frame. Leave fasteners
loose to allow alignment of transmission.
3. Connect the brake cables to the brake actuating lev-
ers on each brake (Fig. 20). Secure brake cables to axle
brackets with jam nuts.
IMPORTANT: When installing hydrostatic transmis-
sion, make sure that transmission drive shaft align-
ment is checked and adjusted if necessary.
4. Install hydrostatic transmission to machine (See Hy-
drostatic Transmission Installation in the Service and
Repairs section of Chapter 5 − Hydraulic System).
5. Install front wheels to axle and secure with lug nuts.
Torque lug nuts in a crossing pattern from 75 to 80 ft−lb
(102 to 108 N−m).
6. Install carrier brackets (item 14) to machine frame.
7. Install lift arms to machine (See Lift Arm Installation
in the Service and Repairs section of Chapter 7 − Chas-
sis).
8. Install fuel tank (See Fuel Tank Installation in the Ser-
vice and Repairs section of Chapter 3 − Gasoline Engine
or Chapter 4 − Diesel Engine).
9. Install hydraulic hose (item 22) to fitting (item 20) on
axle and secure with hose clamp (item 21).
10.Lower machine to ground.
11.Fill hydraulic reservoir (front axle) with oil (see Trac-
tion Unit Operator’s Manual).
12.Install the cutting deck (or implement) (See Cutting
Unit Operator’s Manual).
1. Brake cable
2. Clevis pin
3. Cotter pin
4. Brake return spring
5. Brake cable link
6. Brake actuating lever
Figure 20
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Drive
Axles