WHEEL DRIVE SYSTEM
FORM NO. 56043088 / Advenger
™
/ BR 600S, 650S, 700S, 800S - 23
DRIVE WHEEL BRAKE STRAP REPLACEMENT
WARNING!
Turn the key switch to the off position and then disconnect the battery pack by activating the emergency stop switch/battery disconnect
lever (13).
1 See Figure 7. Remove from the brake band (U) the front lower outside retainer ring (V) (external type). Service Tip: Use retaining pliers (tip
size .038 inches/1 mm) to prevent damage when removing all retainer rings. Then drive out the pin (W) from the brake band end.
2 Remove the socket head cap screw (X) (use a 6mm hex key wrench) that fastens the left side brake lever to the support mount (Y). Next
separate the brake lever from the mount bracket and pull it down to access the back retaining ring and remove it at this time.
3 Remove the second mount pin then carefully expand the brake band enough to clear the drive wheel brake drum and remove from the
machine.
4 To install the brake band follow the above steps in reverse order. See the “Brake Adjustment” section in this manual and adjust the brake pedal
free play and test the brake system for proper operation.
CAUTION!
Test-drive the machine and check for positive brake pedal and parking brake functions.
WHEEL DRIVE MOTOR CARBON BRUSH INSPECTION (500 HOURS)
• See Figure 7. There are (6) carbon brush assemblies, (4) of them are located equally spaced on the outside diameter of motor end bell cover.
Remove the inspection caps (Z) by carefully twisting the cap a 1/8 of a turn counterclockwise. The other (2) brushes are located behind the
motor wiring terminal cover (AA). Remove the black cover and terminal mounting hardware. Note: The (4) motor commutator brushes are
secured with two slotted screws.
• A new carbon brush measures 20mm (.780 inches) in length. Replace the brushes when worn to a length less than 9.5mm (.375 inches).
FIGURE 7
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