Section 7-Wheels And Casters; Removing/Installing The Drive Wheels; Removing; Installing - Invacare HMV Zoom 300 Service Manual

SECTION 7—WHEELS AND CASTERS
SECTION 7—WHEELS AND CASTERS
After any adjustments, repair or service and before use, make sure that all attaching
hardware is tightened securely - otherwise injury or damage may result.
Before performing any maintenance, adjustment or service, turn power Off and
remove key from ignition.

Removing/Installing the Drive Wheels

NOTE: For this procedure, refer to FIGURE 7.1.

Removing

1. Turn power off and remove the key from the ignition.
2. Remove the seat. Refer to Removing/Installing the Seat on page 19.
3. Remove the rear shroud. Refer to Removing/Installing the Rear Shroud on page 30.
4. Place the scooter frame up on blocks so that the drive wheels are off the ground.
5. Remove the hex nut and washer that secure the drive wheel to the drive shaft. Discard
hex nut.
6. Use a wheel puller, if necessary, to remove the existing drive wheel from the drive
shaft.
7. Remove keystock from drive shaft. Set aside.
8. If necessary, repeat STEPS 1-6 to remove other drive wheel.

Installing

1. Place keystock in cutout on drive shaft as shown in FIGURE 7.1.
NOTE: The keystock in the drive shaft MUST lineup with the cutout in the wheel hub.
2. Install the drive wheel onto the drive shaft.
NOTE: If necessary, use a rubber hammer to gently tap drive wheel completely into position on the
drive shaft.
3. Secure wheel to drive shaft using the washer and new hex nut. Securely tighten.
NOTE: A new hex nut should be used when reinstalling the wheel.
4. Repeat STEPS 1-3 to install the other drive wheel.
5. Install the rear shroud. Refer to Removing/Installing the Rear Shroud on page 30.
6. Install the seat. Refer to Removing/Installing the Seat on page 19.
Zoom 300 and Zoom 400
WARNING
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Part No 1122167