Kubota ZD221-48 Workshop Manual page 148

ZD221, WSM TRANSAXLE
TRAVELLING GEAR SHIFT SECTION
Symptom
Probable Cause Solution
Reference
Page
Noise from
I Transmission oil insufficient Refill 2-S13
Transmission
Gear worn or broken Replace
-
Bearings worn
Replace 2-S25
W1013580
PTO SECTION
PTO Clutch Slip
Operating pressure is low Check 2-S10
PTa clutch valve malfunctioning Repair or replace 2-S17
Clutch disk or drive plate excessively worn Replace 2-S21
PTO Shaft Does Not
Rotate
PTa clutch malfunctioning Repair or replace 2-S21
PTO Clutch
Transmission oil improper or insufficient
i
Replenish or change
2-S13
Operating Pressure
Is Low
Regulator valve malfunctioning
Check or replace 2-S17
PTO Clutch Drags Brake plate excessively worn Replace
2-S27
Clutch spring weaken or broken Replace
2-S27
Deformation of pressure plate or steel plate Replace
2-S27
W1013718
PARKING BRAKE SECTION
Brake Drags Brake spring play too small Adjust
2-S11
Brake return spring weaken or broken Replace
2-S11
Poor Braking Force Brake spring play excessive Adjust
2-S11
W1013718
2-S2