TEST HOOK UP NO. 4

Reel Drive Motor Flow

Reel Drive Relief Setting

Reel Motor Efficiency

TESTER CONNECTION:

Tester in series between pressure hose and motor fitting on suspected bad motor. (Tester Flow Control Valve Open)

CAUTION: Keep everyone away from the front of the machine during reel system tests. Operator must be on seat or the safety interlock will stop the

engine when the mow pedal is engaged.

TESTER

GR3100 WITH DANFOSS PUMP SHOWN.

MACHINES WITH PARKER PUMP USE

CENTER 3 PUMP SECTIONS FOR REEL

DRIVE CIRCUITS.

TEST A: REEL DRIVE MOTOR FLOW

PROCEDURE

Engine RPM 2800. Mow pedal engaged.

While watching pressure gauges, slowly close flow control valve until 1000 PSI is obtained. Read flow gauge.

TESTER READINGS

Flow not less than 2.5 GPM at 1000 PSI.

If unable to get 1000 PSI or flow is below 2.5 GPM, check rearward spool travel. If spool position is good, remove relief cartridge and examine for contamination or wear.

Greensmaster®3100

Page 4 - 33 Rev. E

Testing

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Toro 3100 manual Test a Reel Drive Motor Flow Procedure, 4 33 Rev. E Testing