Vsi Control System; Inspection; Disassembly; Remote - Invacare Spectra Blitz Service Instructions Manual

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Invacare

- Dragon Vertic

22.5

VSI Control System

Requirements:

· 8 mm open ended spanner

· No 2 cross point screwdriver

· Flat blade screwdriver

· Check for any physical damage to the outer case of Joystick remote (1).

· Inspect the rubber gaiter around the joystick knob (2) for any cracks, splits or perishing. This

would enable water or moisture to access the unit. This may cause damage to the controller.

· Check the keypad is in good condition with no small tears or cracks.

· Check the wire harness (3) from the joystick remote (1) is free from damage.

Caution:

· Before any work is carried out on the control system, ensure the power module (3) is

unplugged from the batteries, and the batteries are disconnected.

· Gain access to the power module as described in the battery section of this manual.

· Unplug the VSI unit (1) from the wheel chair wire harness.

· Depending on the type of control arm bracket fitted to the wheelchair, remove the screws using

the cross point screwdriver or 8 mm spanner. Remove remote.

· Remove the joystick knob (2) by firmly pulling upwards (if required). To access the gaiter.

· To re-assemble reverse the above steps, ensuring that all fixing holes are aligned. Take care

not to over tighten the fixing screws.

NOTE:

When fitting the joystick remote screws (2) be sure not to use a torque in excess of 2 Nm.

SERVICE MANUAL

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