Groundsmaster 4000--D/4010--D Page 7 -- 7 Chassis
Removal (Fig. 5)
1. Park machine on a level surface, lower cutting
decks, stop engine, apply parking brake and remove
key from the ignition switch.
2. Remove side deck from lift arm (see Side Cutting
Deck Removal in Chapter 8 -- Cutting Decks).
3. Removesidedeckreararmassemblyfrompivothub
(see Side Deck Rear Arm Assembly Removal in this
section).
4. Removeliftcylinderpin(item3)thatsecuresliftcylin-
der to lift arm.
5. Driveout slotted roll pin (item15) that retains lift arm
pivot shaft. Discard roll pin.
6. Support lift arm and pull lift arm pivot shaft from lift
armandframe.Locateandremovethrustwashers(item
5) during pivot shaft removal.
A. Ifpivotshaftis difficultto remove,fabricateapull-
er as shown in Figure 7.
B. Attachpullertoendofpivotshaftwiththepictured
bolt and flat washer.
C. Drivepivotshaftfromliftarmandframewithham-
mer.
7. Remove lift arm from machine.
Installation (Fig. 5)
1. Apply anti--seize lubricant to lift arm pivot shaft.
2. Positionliftarmtoframewiththrustwashersproperly
placed (Fig. 5). Slide pivot shaft into frame and lift arm
until roll pin holes in shaft and frame align.
3. Install new slotted roll pin to secure lift arm pivot
shaft.
4. Ifpivothub wasremovedfrom pivotshaft,slidepivot
hubontoshaft.ApplyLoctite#242(orequivalent)tocap
screw threads and secure pivot hub with washer and
cap screw. Torque cap screw from 77 to 96 ft--lb (105
to 130 N--m).
5. Align lift cylinder with lift arm. Secure lift cylinder to
lift arm with lift cylinder pin (item 3).
6. Install side deck rear arm assembly (see Side Deck
Rear Arm Assembly Installation in this section).
7. Ifsensing plate (item 26) was removed from lift arm,
secure plate so it is rotated as far as possible toward
center of machine.
8. Positionandinstallsidecuttingdecktomachine(see
Side Cutting Deck Installation in Chapter 8 -- Cutting
Decks).
9. Lubricate lift arm grease fittings after assembly is
complete.
10.Afterassemblyiscompleted,raiseandlowerthecut-
tingdecktoverifythathydraulichosesandfittingsdonot
contact anything.
Figure 7
3” x 12” (3/8” to 1/2” thick) plate steel
9/16” hole
1/2” -- 13 UNC bolt
Flat washer
1” to 1 1/8”
Use hammer to drive
pivot shaft from lift arm
Chassis
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