Merits P318 series, Service Manual

Page: 11 / 12

9
2.2.7. To replace the main frame
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When should you replace the frame?
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If the main frame is deformation.
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If your powerchair can not avoid knocked or bumped cause the
frame deform.
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If the main frame is deformed due to an accident.
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How to replace the main frame?
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Please proceeding steps as follows if it has to replace.
Check the whole body assembly by the following steps if there is
noise or sticking motion during operation of the powerchair.
a. Remove the seat assembly, the main shroud, the fender, the
battery pack, the footplate assembly, the anti-tipper arm
assembly, the caster wheel assembly and drive wheel assembly
by step 2.1, 2.2.1 until 2.2.6 previously.
b.
Use hex tools to loosen three pieces the screw (2.54) to remove
motor and gearbox assembly. (See page 9)
c.
Loosen the screw (1.09) to remove controller. (See next page)
d.
Check for deformations or cracks on the frame and replace the
main frame should they exist.