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8 Maintenance and repair
8.1 Maintenance
WARNING
Insufficient maintenance
Severe user injuries, damage to the product due to failure to observe maintenance intervals
► Only carry out the maintenance tasks described in this section. All other maintenance and service tasks may
only be carried out by qualified personnel.
► The functionality and operating safety of the product must be verified and a service performed at least
once per year.
► For users with a changing anatomy (for example body dimensions, weight) or users with a changing clinical
picture, have the product inspected, adjusted and serviced at least once every six months.
WARNING
Failure to inspect important product features
Severe user injuries, damage to the product due to maintenance errors
► Check the clamping pins (clamps) on the arm supports and back support for visible signs of damage and to
ensure they are tight at least once per month.
The function of the product should be checked before each use.
•
•
The product may not be used if defects are noted. This applies in particular in case of instability of the product
or altered driving characteristics as well as problems with the user's seating position or the stability of the seat.
Inform the qualified personnel promptly for the rectification of defects.
•
This also applies if loose, worn, bent or damaged components, cracks in the frame or broken frame compon
ents are identified.
•
Some maintenance tasks can be carried out to a specified extent by the user at home. Further information is
found in the section "Maintenance intervals" (see page 41).
•
Failure to maintain the product can lead to injuries for the user of the product.
8.1.1 Maintenance intervals
The functions described below must be checked by the user or an attendant at the specified intervals:
Component
Activity
Drive wheels
Check that wheel mounts are securely fastened
Check that wheels rotate freely and without axial runout
Check directional stability of the power wheelchair
Caster wheels
Check the steering play of the caster wheels
Check that the fork is seated in the adapter without play
Check that wheels rotate freely and without axial runout
Check that the mounting nuts are tight
Seat
Check that the seat plate is securely fastened
Leg support
Check that it is securely fastened
Check for damage to foot supports
Padding/straps
Ensure that padding is in perfect condition
Check attachment straps for signs of wear
Check belt buckle for functionality
Tyres
Check for sufficient tread depth (min. 1 mm/0.04")
Check for damage
Batteries
Check battery charge level
Lighting (option)
Check for external damage
Verifying functionality
Electronics
Check that the control device is functioning properly
(inform qualified personnel of any error messages on
the control panel)
490E163=*
Maintenance and repair
Prior to
Weekly
every use
X
X
X
X
X
X
X
Monthly
X
X
X
X
X
X
X
X
X
X
X
X
41
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