Invacare TER Owners Manual - Page 48

SECTION 5-WHEELS Adjusting Front Castor Height - Transformer Only CAUTION Changing the height of the front/castors can affect the performance of the wheelchair. Contact Invacare at the telephone numbers on the back of this manual before performing this procedure. Locknut Castor Housing Dust Cover NOTE: For this procedure, refer to FIGURE 5.23. NOTE: When changing a rear wheel/front castor to a different size/type and or changing the original degree of camber of the wheelchair, it becomes necessary to adjust the front castor height so the wheelchair frame will remain parallel to the floor. 1. Place the wheelchair on a flat surface. 2. Remove the dust cover on the fork assembly. Spacers "L" Square Fork Stem FIGURE 5.23 Adjusting Front Castor Height Transformer Only 3. Remove the locknut that secures the front castor fork to the wheelchair frame. 4. Position a large right triangle or ʺLʺ square on the flat surface and against the castor housing that is welded to the wheelchair frame. 5. Adjust the height of the front castors by either adding or removing spacers from the fork stem until the wheelchair frame is parallel with the floor. 6. Reinstall locknut and dust cover onto the wheelchair. 7. Repeat this procedure for the opposite front castor. Wheel Lock Adjustment/Replacement NOTE: For this procedure, refer to FIGURE 5.24. NOTE: Invacare recommends low mount wheels locks when engaging in any contact sport. NOTE: Before adjusting or replacing the High/Low mount wheel locks, ensure that the tyres are inflated to the recommended psi on the sidewall of the tyre. 1. Loosen the locknuts and hex/allen screws that secure the High/Low mount wheel locks to side frame. 2. Perform one of the following: • Replacing the High/Low Mount Wheel Lock: i. Remove the locknuts and hex/allen screws and remove existing wheel lock from the wheelchair. ii. Install the new wheel lock and adjust. • Adjusting the High/Low Mount Wheel Lock: i. Measure the distance between the wheel lock shoe and the rear wheel. ii. Slide the wheel lock along the wheelchair until the measurement is between 5/32 and 5/16‐inches (.4 and .8 cm). iii. Tighten the wheel lock to the wheelchair frame. iv. Repeat this procedure for the opposite wheel lock. v. Engage the wheel locks and push against the wheelchair to determine if the wheel locks engage the rear wheels enough to hold the occupied wheelchair. vi. Repeat STEPS i‐v until the wheel locks engage the rear wheels enough to hold the occupied wheelchair. Everyday Series Wheelchairs/Sport Series Wheelchairs 48 Part No 1122172