CuttingDeckControlManifoldService
9
10
11
12
1
2
3
4
5
6
7
8
7 N·m
(5 ft−lb)
34 N·m
(25 ft−lb)
27 N·m
(20 ft−lb)
27 N·m
(20 ft−lb)
27 N·m
(20 ft−lb)
68 N·m
(50 ft−lb)
68 N·m
(50 ft−lb)
g288145
Figure114
1.Manifoldbody5.#8zero−leakplugwithO−ring9.Sequencevalve(SQ)
2.Nut
6.Logicelement(LC1&LC2)10.#6zero−leakplugwithO−ring
3.Solenoidcoil7.Reliefvalve(RV)11.Orice0.063in.(OR1)−RHand
LHcontrolmanifoldsonly
4.Proportionalreliefvalve(PRV)8.Orice0.025in.(OR2)
12.#4zero−leakplugwithO−ring−
Frontcontrolmanifoldonly
Theportsonthecuttingdeckcontrolmanifoldsaremarkedforeasyidentication
ofcomponents.Example:PRVistheproportionalreliefvalveandM2isthe
returnowfromthedeckmotor.SeeAHydraulicSchematic(pageA–3)to
identifythefunctionofthehydrauliclinesandcartridgevalvesateachport.
Althoughnotrecommendedinmostsituations,reliefvalve(RV)andsequence
valve(SQ)areadjustable(seeAdjustManifoldReliefValves(page5–72)).
HydraulicSystem:ServiceandRepairs
Page5–128
Groundsmaster
®
5900&5910
16227SLRevB