Remove Brake Assembly (Fig. 1)
Park machine on a level surface and raise cutting
units to allow easier access to front brake assembly.
Stop engine, engage parking brake, and remove key
from the ignition switch.
3. Install flange head screws (11) to secure brake as-
sembly to frame. Tighten screws in a crossing pattern to
a torque from 75 to 85 ft--lb (101 to 115 N--m).
1.
4. Install brake cable to pull rod on brake assembly.
Brake cable end should be completely threaded onto
pull rod.
2.
Drain oil from planetary wheel drive/brake assembly
(see Traction Unit Operator’s Manual).
5. Install new o--ring on hydraulic wheel motor. Install
wheel motor and torque capscrews from 75 to 85 ft--lb
(101
to 115 N--m).
CAUTION
WARNING
When changing attachments, tires, or perform-
ing other service, 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 attach-
ments that may interfere with the safe and
properraisingofthemachine.Alwayschockor
block wheels. Use jack stands or solid wood
blockstosupporttheraisedmachine.Ifthema-
chine is not properly supported by blocks or
jack stands, the machine may move or fall,
which may result in personal injury.
Failure to maintain proper torque could result
in failure or loss of wheel and may result in
personal injury.
6.
100
Install wheel assembly. Torque lug nuts from 85 to
ft--lb (115 to 135 N--m).
7. Lower machine to ground.
Make sure drain plug is installed in bottom of brake
assembly (Fig. 3). Fill planetary wheel drive/brake as-
sembly with SAE 85W--140 gear lube (see Traction Unit
Operator’s Manual).
8.
3.
Chock rear wheels and jack up front of machine (see
JackingInstructions inChapter1 -- Safety).Supportma-
chine with jack stands or solid wood blocks.
9.
Check and adjust brake cables for proper brake op-
eration (see Traction Unit Operator’s Manual).
4.
5.
Remove wheel assembly.
Remove hydraulic wheel motor (see Front Wheel
Motors in Service and Repairs section of Chapter 4 --
Hydraulic System).
3
2
6.
Disconnect brake cable from pull rod on brake.
NOTE: Be careful not to drop splined brake shaft as
1
brake assembly is removed.
Figure 2
7.
capscrews (11) securing brake assembly to frame. Re-
move brake assembly.
Support brake assembly and remove flange head
1.
2.
Splined brake shaft step
Hydraulic motor end
3.
Planetary assembly end
8.
9.
Remove splined brake shaft.
1
Complete brake inspection and repair.
Install Brake Assembly (Fig. 1)
NOTE: The stepped end of the splined brake shaft
must be aligned toward the hydraulic wheel motor (Fig.
2).
2
3
1.
Install splined brake shaft into brake assembly.
2.
brake shaft with input shaft on planetary wheel drive.
Install brake assembly onto frame, aligning splined
Figure 3
3.
1.
2.
Brake housing
Check plug
Drain plug
Groundsmaster 4500--D/4700--D
Page 6 -- 5
Axles, Planetaries, and Brakes (Rev. B)
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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