Toro 10176SL Service Manual Models 30448 30446 Groundsmaster 4000 4010 D D Preface

Cutting Deck Motor
Removal
5.  Securemotortocuttingdeckwithtwo(2)flangehead
screws (Fig. 99).
1.
Park  machine  on  a  level  surface,  lower  cutting
decks, stop  engine, apply parking  brake and remove
key from the ignition switch.
6.  Remove caps or plugs from fittings and hoses. Con-
nect hydraulic hoses to deck motor (see Hydraulic Hose
and Tube Installation in the General Information section
of this chapter).
2.
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
Read the  General Precautions  for Removing  and
7.  After assembly  is completed,  verify that  hydraulic
hoses and fittings are not contacted by moving compo-
nents.
3.
Thoroughly clean exterior of deck motor and fittings.
Disconnecthydrauliclinesfrommotor.Putcapsorplugs
on fittings and hoses to prevent contamination. Tag hy-
draulic lines for proper installation.
4.
draulic motor to motor mount (Fig. 99).
Remove two (2) flange head screws that secure hy-
1
5.
Carefully remove hydraulic motor from cutting deck
taking care not to damage spider hub attached to motor.
Locate  and remove  spider and  mounting  shim(s) (if
equipped) from the deck.
2
2
6.
If necessary, straighten tab washer and remove nut,
tab washer and spider hub from motor shaft.
7.
If hydraulic  fittings are to be  removed from motor,
Figure 99
mark fitting orientation  to allow correct assembly. Re-
move fittings from motor and discard O--rings.
1.
Deck motor (RH shown)
2.   Flange head screw
7
8
5
2
Installation
6
1.
If fittings  were removed from  motor, lubricate  and
4
9
3
place new O--rings onto fittings. Install fittings into port
openingsusingmarksmadeduringtheremovalprocess
to properly  orientate fittings. Tighten  fittings (see Hy-
draulic  Fitting Installation  in the  General Information
section of this chapter).
4
2
27
(37
to 33 ft--lb
to 44 N--m)
10
1
15
11
14
13
2.
If removed, install spider hub on motor shaft. Secure
with tab washer and nut. Torque nut from 27 to 33 ft--lb
to 44 N--m). Bend small tab of washer into keyway
and large tab against nut.
12
(37
3.
Check for proper clearance between spider hub and
spindle pulley. Install motor to cutting deck without plac-
ing the spider in the spindle pulley. The  clearance be-
tween hub and pulley valleys should be from 0.830” to
0.930”
(21.1 to  23.6 mm).  If  required, use  mounting
shim(s) between motor and motor mount to adjust clea-
rance.
Figure 100
1.
2.
3.
4.
5.
6.
7.
8.
Cutting deck motor
O--ring
Hydraulic adapter
O--ring
Flange head screw
O--ring
Hydraulic adapter
O--ring
9.
90o hydraulic fitting
4.
Position  spider in  spindle pulley.  Place  mounting
10. Woodruff key
11. Shim (if required)
12. Spider
shim(s) (if required) on deck. Carefully install hydraulic
motor to the cutting deck taking care not to damage spi-
der hub attached to motor.
13. Nut
14. Tab washer
15. Spider hub
Groundsmaster 4000--D/4010--D
Page 4 -- 129
Hydraulic System
Product Specification
CategoriesLawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals
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