40
CONDITION CAUSE CORRECTION
15 Reel drive pressure lines
pulsates during operation.
• Normal condition. Will vary
from line to line.
• No repair necessary.
14.Center cutting unit (#1) reel
operates in the raised
position.
• Rear camshaft maladjusted.
The #3 spool is too far out of
body.
• Restriction in brazed tube
assembly on the #3 spool
section.
• Restriction in the valve return
port between the #3 spool
section and right-hand cover.
• Readjust the camshaft
• Remove restriction
• Disassemble the cover &
remove the restriction.
13.One or more cutting units
are slow or there is no reel
drive action.
• The bedknife-to-reel
adjustment is too tight
•Tight reel bearings
• Rear camshaft is maladjusted
• Poppet in relief cartridge off
seat.
• Improper suction line(s)
installed. Line collapsed.
• Blockage in line fitting.
• Excessively worn motor.
• Slow reel rpm—No. 1 C.U.
• Excessively worn pump
• Spool loose in valve body.
Fluid leak past spool.
• Steel pressure line damaged.
Flow restricted. (Front cutting
units only).
• Low fluid level. (Will affect total
machine performance).
• Readjust per instructions in the
operator’s manual for cutting
unit.
• Repair as necessary
• Readjust
• Remove and repair or replace
the relief cartridge
• Remove. Use genuine TORO
parts only.
• Repair as necessary
•Test to verify. Repair or
replace the motor.
• Check the lift cylinders for
internal leakage. Repair or
replace.
•Test to verify. Repair or
replace.
• Replace the spool valve
assembly.
• Replace the line.
• Add fluid.
12 Cutting units drop while the
machine is stored.
(Overnight)
• Normal condition • No repair necessary
• Internal lift cylinder leak
• Lift check plug seals in the #1
spool body are defective
• The detent stud in the #1 spool
is loose
• #1 spool is loose in valve body
Fluid bypassing.
• Raise units & block them up.
Remove lines from brazed
tube & remove blocks. Line
which leaks fluid is attached to
bad cylinder. Repair cylinder.
• Remove lift check plugs.
Replace O-ring assemblies.
• Remove adjustment cap from
the #1 spool bonnet.
Retighten the stud with a
screwdriver.
• Replace spool valve assembly
11. Cutting units drop during
transport (between greens)
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