Instruction Manual
Drive
65
Loss of drive in
Reverse only
Loss of hydraulic
pressure in forward
circuit
Completely inoperative
charge relief valve
Remove and inspect charge
check valves.
Loss of control input Damaged Reverse pedal link-
age
Check the operation of the
reverse pedal linkage. It trans-
fers motion to the Forward
pedal linkage.
Sluggish operation,
no unusual noise
Low engine speed. Mis-adjusted throttle or gover-
nor linkage, or engine perfor-
mance issue.
Check engine RPM and perfor-
mance.
Linkage travel Binding or lost motion stack-
up in pedal linkages prevents
full travel at hydro input arm.
Check linkages for wear or
bind. Pay special attention to
the bushings that support the
pedal shafts. Pay special atten-
tion to the slotted adjustment
point in the drive control rod.
Wrong fluid or
blocked filter
Wrong fluid or blocked filter Change fluid filter if in doubt: fil-
ter = Cub Cadet P/N 723-3014,
fluid = Cub Cadet Drive System
Fluid Plus P/N 737-3120 gallon.
NOTE: fluid & filter replacement
is a reasonable first step
Low pump output Worn hydro pump. Typically the hydro will work
fine when cold, but lose power
as it gets warm. Overheating
will aggravate the condition,
confirm that the transmission is
clean enough to dissipate heat
and that the cooling fan is
intact. NOTE: fluid & filter
replacement is a reasonable
first step
Symptom Root problem Mechanical cause Recommended action