Maintenance Instructions 1; Special Valve - Meyra PROFI 3 Operating Manual

MAINTENANCE IN-
STRUCTIONS
4. Check tyre profiles, axle
tube, frame tubes for cracks or
other damage
– Minimum tread = 1 mm
– Do not repair or continue to use de-
fective tubes. – Danger of accidents!
Remark:
Carry out visual check yourself.
Use an authorised specialist workshop
for renewal//repair in the event of
worn tyre profile, or damage to the
tyre, axle tube or frame tube.
Every 8 weeks
(depending on frequency of use)
Check all screw connections for
secure fit
– Carry out test yourself or with a help-
er.
Lubricate the following compo-
nents with a few drops of oil
Do it yourself or with the aid of a helper
Components must be free from used oil
residues before lubrication. Please en-
sure that excess oil does not contami-
nate the environment (e.g. your clothing)
– Brake lever bearings
– Linchpin
– Thrust bolt of the backrest latch.
– Stub axle for removable drive
wheels
Every 6 months
(depending on frequency of use)
Please check:
– Cleanness. – See Care
– General condition. – See Repairs
– Secure screw connections. – Do it
yourself or with the aid of a helper
– Functioning of the steering wheels. –
In the event of rolling resistance, you
(or a helper) should remove the stee-
ring wheels ( see 'Steering wheels'
section) and clean the bearings.

SPECIAL VALVE

The drive wheels (14) are equipped
with a special valve (Fig.42) in the case
of tyre pressure of up to 11 bar.
Use the following for an easier pumping
up of the tyres:
– a foot pump for racing cycles (with
manometer) or
– the manual compressor (can also be
used for the car valve of normal tyres
when adapter is used).
Observe Brakes section in Safety
Notes brochure!
Note:
You can obtain a 'car valve to special
valve' adapter (order no. 206 125
600) from your specialist dealer.
Use of special valve:
– Prevent a rolling of the wheelchair.
– Unscrew valve cap.
– Slacken the knurled nut (Fig.43).
– Push valve shoe of foot pump or com-
pressor (not included in the scope of
supply) onto the valve and secure by
folding over the clamping lever, if
available.
Use of car valve:
Drive wheels with standard or fail-safe
tyres (code 486 & 487) are fitted with
car valves.
– Prevent a rolling of the wheelchair.
– Unscrew valve cap.
– Push the valve shoe of the com-
pressed air device for car tyres onto
the valve and secure by folding over
the clamping lever or
– Screw adapter (car valve to special
valve) onto the valve.
– Push valve shoe of foot pump/com-
pressor (not included in scope of sup-
ply) onto the valve and secure by
folding over clamping lever (when
available).
GB
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