Model 6210 Maintenance Manual

Section 7.Component Procedures

Drive and Brake Drive Unit

8.Unblock the truck.

9.Make sure the drive unit is filled to the correct level with gear oil. See “Lubrication Equivalency Chart” on pageA-2. The drive unit capacity is 0.4 qt. (0.4 liters). Install the fill/level plug. Torque the fill/level plug to 292 in. lb. (33 Nm).

10.Install the bumper. See “Bumper Installation” on page7-9.

11.Install the control handle (page7-13).

12.Reconnect the wiring harness.

13.Install the lower and grille covers (page7-6).

14.Reconnect the battery connector. Place the Main ON/OFF Switch in the ON position. If equipped with the optional keypad, enter your PIN-key code and then press the green ON ( | ) key.

15.Check the controls for correct operation.

Drive Unit Housing Lubrication

Gear Oil Level Check

The drive unit capacity is 0.4 qt. (0.4 liters).

1.Remove the fill/level plug. See Figure7-40.

2.Check the oil level. When the truck is level, the oil must be up to the bottom of the fill/level plug opening.

3.If necessary, add the specified oil through the fill/level plug opening, but do not overfill. See “Lubrication Equivalency Chart” on pageA-2.

4.Install the fill/level plug securely. Torque the fill/level plug to 292 in. lb. (33 Nm).

Changing Gear Oil

1.Remove the drain plug from the bottom of the drive unit housing and permit the oil to drain. See Figure7-40.

2.After the oil has drained completely, flush the housing with a suitable solvent and allow it to drain.

NOTE: Make sure all solvent is drained from drive unit before adding new gear oil.

3.Clean the magnet and install the drain plug. Torque to 292 in. lb. (33 Nm).

4.Fill the drive unit housing with the specified gear oil through the fill/level plug opening. See “Lubrication Equivalency Chart” on pageA-2.

5.Install the fill/level plug securely. Torque the fill/level plug to 292 in. lb. (33 Nm).

Publication: 1146947, Revised: 12 Jan 2017 7-27

Section 7.Component Procedures

Drive Wheel Drive Wheel Removal

1.Park the truck on a level surface.

2.If equipped with the optional keypad, press the red OFF ( O ) key. Place the Main ON/OFF Switch in the OFF position. Disconnect the battery connector from the truck.

3.Remove the tractor covers.

4.Remove the bumper. See “Bumper Removal” on page7-9.

5.Without jacking, insert a block that fits snug under the Support Arm Adjustment Bracket as shown in Figure7-41

Model 6210 Maintenance Manual

Use extreme care whenever the truck is jacked up. Keep hands and feet clear from the vehicle while jacking the truck. After the truck is jack ed, put solid blocks beneath it to support it. DO NOT rely on the jack alone to support the truck. For details, see “Jacking Safety” on page2-8 the five existing drive wheel mounting nuts.

6.Using a toe jack positioned on the other side, lift the unit until the drive tire clears the ground. Insert a block under the Support Arm Bracket as shown in Figure7-42. Release the jack to lower onto the block.

7.Remove the truck bumper by removing eight bolts, four on each side.