TEST HOOK UP NO. 5 (Greensmaster 3100)
Steering Pump Flow and Relief Pressure
TESTER CONNECTION:
Tester in series between steering pump outlet line and fitting on P (pressure) port of steering
control unit.
(Tester Flow Control Valve Open)
CAUTION: Keep everyone away from the front of the machine during steering
system tests.
TESTER
GR3100 WITH DANFOSS PUMP SHOWN.
MACHINES WITH PARKER PUMP USE
LAST PUMP SECTION FOR STEERING
CIRCUIT.
TEST A: STEERING PUMP FLOW
PROCEDURE
Traction Lever in neutral.
Engine RPM 2800.
Hydraulic oil at operating temperature.
While watching flow and pressure gauges, slowly close flow control valve until 600 PSI
is obtained.
TESTER READINGS
Flow not lower than 1.5 GPM at 750 to 850 PSI
If flow is less than 1.5 GPM, check for restriction in pump intake line. If not restricted,
remove pump and repair as necessary.
If pressure not within listed range, remove steering relief cartridge and examine for
contamination or damage. Adjust steering relief valve if necessary.
Greensmaster® 3100
Testing
Page 4 - 35 Rev. E
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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| Tags | Toro Groundsmaster 3050, Toro Groundsmaster 3100 |
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| Document Type | Catalog |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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| Publisher | toro.com |
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