Inspection
0.173
in
0.090 in
(2.30 mm)
(4.39
mm)
1.
Check the condition of the needle bearing (12) in
backplate (8) and replace if necessary.
2.
Inspect valve plate (13) on the bronze side next to the
piston block for wear. A smooth surface is required. Do
not lap valve plate bronze surface. Replace valve
plate if any wear exists.
3.
withvalveplate.Thissurfaceshould besmooth andfree
Inspect the piston block surface that makes contact
of deep scratches. Do not lap piston block.
4.
bore. If they are sticky in the bore, examine the bore for
scoring or contamination.
The pistons should move freely in the piston block
Figure 39
Clamp motor assembly in a protected jaw vise with
the open end of the housing up.
6.
5.
Examine the O.D. of the pistons for finish condition.
They should not show wear or deep scratches. Inspect
the shoes for a snug fit on the ball end of the pistons and
aflatsmoothsurfacethatcomesincontactwiththecam-
plate. Do not lap piston shoes.
7.
pinorientedawayfrombearingwithin5degreesofbear-
ing center line (Fig. 39).
If roll pins were removed, reinstall with opening of roll
8.
withnumberendofbearing facingup,nexttovalveplate
(Fig. 39).
To replace bearing (12) in backplate, install bearing
6.
7.
Examine the spider for wear in the pivot area.
Examine thepivot toinsure smoothness and nosigns
of wear.
9.
Applysmallamountofpetroleumjellytothesteelside
of valve plate (13) to hold in place for installation. Place
the valve plate in position onto the backplate with steel
side against backplate, and the bronze colored side
against piston block.
8.
plate insert (11) should show no signs of scoring.
The polished finish on the shoe surface of the cam-
9.
Inspect the shaft (3) for wear in the seal, bearing and
spline areas.
10.
Placing new O-ring (9) onto backplate, place back-
plate assembly onto housing assembly. Make sure
valve plate stays in position.
10.
11.
Inspect thrust bearing (6) and washers (5) for wear.
Check the condition of the needle bearing (17) in
11.
Insert the cap screws (7) and tighten to 15 to 18 ft-
housing (16) and replace if necessary.
lbs. (20.3 to 24.4 Nm) in a criss-cross pattern.
Assembly (Fig. 38)
12.
Install the retaining rings, thrust washers, and drive
gear on the motor shaft.
1.
Cleanallpartsinsuitablesolventandlubricate allcrit-
ical moving parts before reassembly.
Note:
A one-way overrunning clutch is pressed into
theinnerboreofthedrivegear.Wheninstalling thedrive
gear on the motor shaft, make sure the lettering on the
clutch faces the motor housing.
2.
numbered end of the bearing outward.
If necessary, install new needle bearing (17) with
3.
thrustbearing(6),andsecondthrustwasher(5).Secure
with second retaining ring (4).
Install retaining ring (4). Install thrust washer (5),
13.
half full of hydraulic oil and install on vehicle.
Place a new O-ring on the motor housing. Fill case
4.
Install shaft in housing. Install new shaft seal (2), and
retaining ring (1).
5.
sert to the front of the housing. Use petroleum jelly to
hold in place during assembly.
Installcamplateinsert(15)withtheletteringsideofin-
Reelmaster 6500-D/6700-D
Page 4 - 67 Rev. E
Hydraulic System
| Categories | Lawn Mower Manual, Toro Lawn Mower Manual |
|---|---|
| Tags | Toro Reelmaster 6500-D, Toro Reelmaster 6700-D |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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| Product Type | Walk Behind Mower |
| Engine Manufacturer | Toro |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
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