Lift Control Manifold Service (GM 4500--D)
5 ft--lb
(6.8 N--m)
15
8
5 ft--lb
(6.8 N--m)
14
25
ft--lb
4
3
(33.9
N--m)
20
(27.1
ft--lb
N--m)
2
(33.9
5 ft--lb
N--m)
2
7
13
20
ft--lb
(27.1
N--m)
20
ft--lb
(27.1
N--m)
1
UP
7
5 ft--lb
(6.8 N--m)
16
4
5
11
6
20 ft--lb
(27.1
N--m)
10
25
(33.9
ft--lb
N--m)
9
12
Figure 100
1.
2.
3.
4.
5.
6.
Manifold body
7.
8.
9.
10. O--ring
11. Nut
Zero leak plug (#4)
Nut
12. O--ring
13. Relief valve (port RV)
14. Solenoid coil
15. Nut
Proportional relief valve (port TS)
Solenoid valve (port S6)
Solenoid coil (2 used)
Check valve (port CV)
Orifice (0.080)
Straight fitting
16. Solenoid valve (port S5)
NOTE: The ports on the manifold are marked for easy
identification of components (e.g. P is the supply con-
nection portandR7isthelocationfortheliftreliefvalve).
SeeHydraulic Schematics inChapter 9 -- FoldoutDraw-
ingstoidentifythefunctionofthehydrauliclinesandcar-
tridge valves at each port location.
NOTE: The lift control manifold includes several zero
leak plugs. These plugs have a tapered sealing surface
on the plug head that is designed to resist vibration in-
duced plug loosening. The zero leak plugs also have an
O--ring as a secondary seal. If zero leak plug removal is
necessary, lightly rap the plug head using a punch and
hammer before using an allen wrench to remove the
plug:the impactwill allowplug removal with lesschance
of damage to the socket head of the plug.
Hydraulic System
Page 4 -- 120
Groundsmaster 4500--D/4700--D
Product Specification
Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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Tags | Toro Groundsmaster 30857, Toro Groundsmaster 30858, Toro Groundsmaster 4500 D, Toro Groundsmaster 4700 D |
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Document Type | Service Manual |
Language | English |
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