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Workman MDE Page 5 -- 17 Chassis
Pivot Yoke Removal (Fig. 9 and 10)
1. Park vehicle on a level surface, turn on/off switch
OFF, set parking brake and remove key from the on/off
switch.
2. Open the battery circuit by carefully removing one of
the battery cables (see Opening Battery Circuit in the
General Information section of Chapter 3 -- Electrical
System).
3. Remove cargo box from the rear frame (see Cargo
Box Removal in this section).
4. Remove seat base from the front frame (see Seat
Base Removal in this section).
WARNING
Make sure all tires are chocked to prevent the
machinefrom moving.Beforeremoving thepivot
yoke, make sure front and rear frames are
supported with jack stands. Support both the
front and back of each frame.
5. Remove four (4) cap screws and flat washerssecur-
ing the pivot yoke to the rear frame.
6. Remove cap screw and hardened washer securing
the pivot yoke to the front frame tab.
WARNING
Support pivot yoke while removing it from the
front frame to prevent dropping and causing
serious injury and damage to the machine.
7. Remove four (4) flange head screws and flanged
lock nuts securing the pivot yoke to the front frame. Re-
move pivot yoke from the machine.
Pivot Yoke Installation (Fig. 9 and 10)
WARNING
Support pivot yoke while installing it to the front
frame to prevent dropping and causing serious
injury and damage to the machine.
1. Position pivot yoketo the front frameso the diamond
pattern facesup. Secureyoke tofront framewith four (4)
flange headscrews andflanged locknuts. Tighten lower
two (2) fasteners first, then tighten upper two (2) fasten-
ers.
2. Secure pivot yoke to the front frame tab with cap
screw and hardened washer. Torque cap screw from
240 to 290 ft--lb (326 to 393 N--m).
3. Secure pivot yoke to the rear frame with four (4) cap
screws and flat washers.
4. Install seat base to the front frame (see Seat Base
Installation in this section).
5. Install cargo box to the rear frame (see Cargo Box
Installation in this section).
6. Reconnect removed battery cable to battery termi-
nals. Install lock washer and nut on battery terminals.
Torque nuts from 115 to 125 in--lb (13 to 14.1 N--m).
1. Pivot yoke
2. Cap screw & flat washer
3. Rear frame
4. Flange lock nut
5. Front frame
6. Diamond pattern
Figure 10
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Chassis