Toro 02097SL Rev E Service Manual Groundsmaster 4000 D Service Manual

Piston Pump Control Assembly
44
(60
to 52 ft--lb
to 70 N--m)
15
10
1
14
2
3
4
9
13
7
12
5
4
8
6
16
24
1
7 to 26 in--lb
17
(
2 to 3 N--m)
23
11
22
28
(3.2
to 34 in--lb
to 3.8 N--m)
21
18
20
19
Figure 47
1.
2.
3.
4.
5.
6.
7.
8.
Plug
9.
O--ring
17. Set screw
18. Set screw
19. Pin
20. Retaining ring
21. Feedback link
22. Dowel pin
O--ring
10. Wiper seal
11. O--ring
12. Adaptor
13. Ball
Retaining ring
Spring retainer
Spring
Spool valve
Control housing
Input shaft
14. Pin
15. Neutral switch
16. O--ring
23. Bell crank
24. Set screw
Disassembly -- Manual Servo Control Assembly
Remove wiper seal with  screw driver. Remove set
screw (18)  that retains  input shaft  and remove  input
shaft from control housing. Remove o--ring from shaft.
Reassembly -- Manual Servo Control Assembly
1.
1.  Install spring retainer, spring, and second spring re-
tainerontospoolvalve.Compressspringtoallowretain-
ing ring (3) to be installed onto spool valve.
2.
spool. Remove  plug from control  housing and o--ring
from plug.
Remove set screw (24) from plug that retains valve
2.  Install spool valve into control housing making sure
that metering notches on spool valve can be seen in the
metering ports.
3.
back link and spool valve. Remove pin, feedback  link,
spool valve, and bell crank from control housing.
Removeretainingring(20)frompinthatretainsfeed-
3.  Position bell  crank in housing. Slide  feedback link
into position  between clevis  on valve  spool, aligning
holes, and install dowel pin and retaining ring (20).
4.
movespringretainer,spring,andsecondspringretainer
from spool valve.
Compress spring and remove retaining ring (3). Re-
4.  Installnewo--ring(9)ontoinputshaft.Holdbellcrank
in position with feedback link slot and align splined hole
ofbellcrank  withinputshaftcavity.Installinputshaftinto
control housing and bell crank.
5.
Clean all parts and lubricate in clean hydraulic oil for
reassembly.
Hydraulic System (Rev. B)
Page 4 -- 64
Groundsmaster 4000--D
Product Specification
CategoriesLawn Mower Manual, Toro Lawn Mower Manual
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- 250 pages
Document TypeService Manual
LanguageEnglish
Document File TypePDF
Publishertoro.com
Wikipedia's PageToro Company
CopyrightAttribution Non-commercial
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