Invacare HMV Highly 300 - Manual (Page 45)

SECTION 11—WHEELS AND CASTERS
Part No. 1118395 45 300 and 400
SECTION 11—WHEELS AND
CASTERS
ƽ WARNING
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 11.1.
REMOVING
1. Turn power OFF and remove the key from the ignition.
2. Remove the seat. Refer to Removing/Installing the Seat on page 34.
3. Remove the rear shroud. Refer to Removing/Installing the Rear Shroud on page 44.
4. Place the sub-frame up on blocks so that the drive wheels are OFF the ground.
5. Remove the hex nut and washer that secures the drive wheel to the drive shaft.
6. Use a wheel puller if necessary to remove the existing drive wheel assembly from the
drive shaft.
7. Remove keystock from drive shaft. Set aside.
8. If necessary, repeat STEPS 1-7 to remove other drive wheel.
INSTALLING
1. Place keystock in cutout on drive shaft as shown in FIGURE 11.1.
NOTE: The keystock in the drive shaft MUST lineup with the cutout in the wheel hub.
NOTE: If necessary, use a rubber hammer to gently tap drive wheel completely into position on the
drive shaft.
2. Install the drive wheel onto the drive shaft.
3. Secure wheel to drive shaft using a washer and hex nut. Securely tighten.
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 44.
6. Install the seat. Refer to Removing/Installing the Seat on page 34.