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Greensmaster 3100 Page 4 – 30
Testing
Rev. E
TEST HOOK UP NO.2
Traction Motors Mechanical Drag
Valve Bank Leakage
Traction Motors Efficiency
TESTER CONNECTION:
Disconnect hydraulic hose that leads to front right wheel motor from T fitting on rear outlet port of valve bank section
No. 5. Connect tester in series between fitting and disconnected hose.
(Tester Flow Control Valve Open)
Note: On machines that have a “U” tube between the elbow fitting on rear outlet port of valve bank section No. 5 and
hydraulic tube leading to front wheel motors, remove “U” tube and install tester in series between the two exposed
fittings.
CAUTION: Keep everyone away from the front of the machine during traction system tests. Op-
erator must be on seat or the safety interlock will stop the engine when the traction lever is en-
gaged.
1
TESTER
2345
CAP
(TEST B AND C)
CAP
(TEST B AND C)
TEST A: TRACTION MOTORS MECHANICAL DRAG
PROCEDURE
Block up the machine so traction wheels are off floor. If machine is equipped with 3WD, rear wheel needs to be
off floor as well.
Disconnect brake control rod on wheel being tested.
Apply brake and engage park lock.
Engine RPM 2800.
Hydraulic oil at normal operating temperature.
Engage transmission lever to No. 1 position.
Push traction pedal to forward position. Front wheel that is NOT locked by brake should rotate.