Kubota ZD21N-EC Workshop Manual page 165

ZD21N-EC, ZD21-EC, ZD28-EC, WSM
Upper Frame
1. Disconnect the connectors from limit switches.
2. Disconnect the connectors from regulator (2) and combination
box (3), then remove the wire harness (1) from upper frame.
3. Remove the PTO rod, lift rod and disconnect the throttle wire.
4. Remove the end of speed control rods (7) from both HST levers
(8).
5. Remove the rue rings and clevis pins from both yokes (6).
6. Remove the rue rings and dampers from both speed control
shafts (5).
7. Remove the connecting plate (4).
8. Remove the upper frame (9).
(1) Wire Harness
(2) Regulator
(3) Combination Box
(4) Connecting Plate
(5) Speed Control Shaft
Universal Joint [ZD21N · ZD21]
1. Remove the universal joint mounting screws from engine side.
(When reassembling)
Universal joint mounting
Tightening torque
screw
(1) Universal Joint
2-S13
TRANSAXLE
(6) Yoke
(7) Speed Control Rod
(8) HST Lever
(9) Upper Frame
W1015520
26.0 to 28.0 N·m
2.7 to 2.9 kgf·m
19.2 to 20.7 ft-lbs
W1015713
KiSC issued 09, 2006 A