Toro greensmaster 3100 Operator's Manual page 39

CONDITION
3. No #1 or Reverse Traction
speed. Normal #2 speed.
4. Slow or no traction in all
selections.
5. Slow or no traction in all
selections. (Reels affected)
6. Binding shift lever
7. All 3 cuffing units raise and
lower too slowly.
8. Center cutting (#1) unit
dropping too late or too
early.
9. Front cutting units too high
or too low when raised
(transport) position.
10. Cutting units lift too slowly.
CAUSE
• Traction motor lacks efficiency.
Fluid leaking past internal
gears.
• Hydraulic pump lacks efficiency.
Fluid leaking past internal
gears.
• Brakes dragging
• Faulty O-ring seals around the
traction relief cartridge or the
inlet sleeve in #4 spool valve.
Fluid leaking by the tank.
• Worn or weak traction
motor(s).
• Pump excessively worn.
• Traction relief in #4 spool valve
open
• Low oil level in the reservoir
• Loose shift lever bracket
• Maladjusted rear camshaft
• Engine lacks power
• Lack of lubrication in #4 spool
detent assembly.
• Binding lift cylinders &
linkages. (lack of lubrication).
• Maladjusted flow control valve
• Maladjusted front lift cylinders
• Rear camshaft maladjusted
• #2 spool travel restricted by
the mow-lift switch.
• The lift check poppet in #1
spool section is stuck partially
closed.
39
CORRECTION
• Test to identify faulty motor.
Repair or replace the motor.
• Test to verify diagnosis. Repair
or replace the pump.
• Determine cause & repair
• Remove the relief and inlet
sleeve. Replace the O-rings.
• Test to verify. Repair or
replace motor(s).
• Test to verify. Repair or
replace.
• Remove, repair or replace.
• Add oil to the proper level
• Readjust & tighten the shift
lever
• Readjust
• Repair as necessary
• Remove the valve bank.
Dissassemble the detent
assembly & repair.
• Lubricate more frequently.
• Readjust
• Readjust
• Readjust
• Readjust the switch
• Remove the lift check. Repair
or replace.