CuttingDeckMotorCaseDrainLeakageTest(UsingTesterwith
PressureGauge&40GPMFlowMeter)
DECK MOTOR SHOWN
TEST FOR FRONT
21.7
1.5 CID
P1
P2
M1
M2
CD
FRONT DECK
36 PSI
G1
1.5 CID
1.5 CID
1.03
LC1
PRV
3000
SQ
110 PSI
LC2
10 PSI
600 PSI
RV
P1
P2
M1
M2
RIGHT DECK
G1
OR1
.063”
SQ
110 PSI
600 PSI
RV
LC2
CD
10 PSI
2.11
PRV
P1
P2
M1
M2
LEFT DECK
OR1
.063”
SQ
110 PSI
600 PSI
RV
LC2
CD
10 PSI
PRV
2000
OR1
RETURN FILTER
BREATHER
G1
10 PSI
OR2 .025”
PSI
OR2 .025”
3000
PSI
LC110 PSI
OR2 .025”
PSI
LC110 PSI
GPM
21.7
GPM
CID
2.11
CID CID
FROM TRACTION PUMP
L2 PORT
TO STEERING/LIFT
MANIFOLD P1 PORT
FROM STEERING/LIFT MANIFOLD
T PORT AND CENTER DECK
FROM STEERING UNIT
T PORT
TO STEERING/LIFT
MANIFOLD CL PORT
LIFT CYLINDERS
MEASURING
CONTAINER
TESTER
STEEL
CAP
FROM TRACTION MANIFOLD
CD1 PORT AND WHEEL MOTORS
g287774
Figure63
Note:Overaperiodoftime,adeckmotorcanwearinternally.Awornmotor
maybypassoiltoitscasedraincausingthemotortobelessefcient.Eventually,
enoughoillosswillcausethedeckmotortostallunderheavycuttingconditions.
Continuedoperationwithaworn,inefcientmotorcangenerateexcessiveheat,
causedamagetosealsandothercomponentsinthehydraulicsystemandaffect
qualityofcut.
HydraulicSystem:Testing
Page5–56
Groundsmaster
®
5900&5910
16227SLRevB