Toro Reelmaster 6500–D Service Manual page 111

Cause
VS1A not shifting.
NOTE: Lift function will also be affected.
S2A not shifting.
NOTE: System will go over relief. Lift and backlap
will still function.
P2 pump section damaged.
Front Reel(s) Turn Too Slow
Cause
R1A stuck partially open or pressure setting too low.
S1A partially shifted.
P2 pump section inefficient.
Internal leakage (by-passing oil) in reel motor or
malfunctioning cross–over relief valve in motor.
VS1A not operating properly.
Reelmaster 6500–D/6700–D
Correction
Do electrical diagnostics to make sure that voltage is
being applied to VS1A and that there is no electrical
fault. See Chapter 5 – Electrical System.
Do cartridge valve service procedure for valve VS1A.
Interchange VS1A with VS1B and check operation.
Replace VS1A if faulty.
Do electrical diagnostics to make sure that voltage is
being applied to S2A and that there is no electrical
fault. See Chapter 5 – Electrical System.
Do cartridge valve service procedure for valve S2A.
Interchange S2A with S2B and check operation.
Replace S2A with a new valve if faulty.
TEST NO. 7. Repair or replace pump.
Correction
TEST NO. 5. Adjust relief valve if necessary.
Do cartridge valve service procedure for valve R1A.
Replace R1A with a new valve.
Do cartridge valve service procedure for valve S2A
and S1A.
Interchange S2A with S2B and check operation.
Replace S2A if faulty.
Interchange S1A with S1B and check operation.
Replace S1A if faulty.
TEST NO. 7. Repair or replace pump.
TEST NO. 8. Excessive case drain flow may identify
faulty motor. Use hydraulic tester to perform reel motor
efficiency test. Repair or replace reel motor if faulty.
So electrical diagnostics to make sure that voltage is
being applied to VS1A and that there is no electrical
fault. See Chapter 5 – Electrical System.
Do cartridge service procedure for VS1A.
Interchange VS1A with VS1B and check operation.
Replace VS1A if faulty.
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Hydraulic System