13. Maintenance
Check that everything is clean and working before using.
Recommended at least once per year
Check that
General
The Walker feels firm/free from play.
The Walker does not rattle during manoeuvres.
The Walker is level and all of its castors are in contact
with the floor.
The Walker is not dirty.
Armrests
Armrests are intact and clean.
Armrest widening is functional.
Handle
Grips are not damaged/dirty.
Handle adjustment is functional.
Battery
Check that the charging cable is connected to the
control box.
Check that the hand control is connected to the
control box.
Connect or fit new hand control as required.
Check that the battery, actuators and control box are
not loose.
Height adjustment
Raising and lowering are functional.
The Walker feels stable at maximum settings.
There is no play between the vertical frame and
bottom frame.
Height adjustment clamps lock.
The electric actuator fitting must be free from play.
Height adjustment via hand control is
functional. The electric actuator must run
smoothly at a constant speed.
Frame parts
There is no mechanical damage.
There are no scratches.
End plugs/lower frame fitted
Castors/brakes
Castors roll easily/tread not damaged.
The castors are firmly fastened to the lower frame.
Castor brakes functional on all castors.
Handbrake functional.
Harness
Belts, seams and Velcro fasteners are whole/intact.
The Walker lockplate (green) is functional.
Holder, belts
Holder, belts not bent (see Figure s3).
Harness and attachment belts must be replaced
every three years.
12
Action
Clean with lukewarm soap solution or alcohol-based
cleaning agent (no petroleum products).
Clean; replace if damaged.
Replace lock knob.
Clean with lukewarm soap solution (no petroleum
products).
Replace handle grips.
Fit lock screws/plates as required.
Fit new charging cable; this must always be connected
to the control box (IP65 protection).
Connect or fit new hand control as required.
Refer to the wiring diagram in the control box wiring
section.
Tighten; replace with new fasteners as required.
Fit new guide sleeves (in frame) or end plugs (in chrome
tubes) as required.
Tighten all lock bolts.
Replace clamps.
Tighten the attachment fitting concerned; replace bolts/
lock nuts as necessary.
Check that the battery/hand control/ actuator are
connected in accordance as in hte control box wiring
section.
Charge the battery. Contact customer services.
The part list shows the design and which fasteners must
be checked.
If damage is present, contact DHG customer services.
Touch up as necessary.
Fit new end plugs.
Clean or replace castors (NOTE! Castors are always
fixed to the lower frame with thread locker or lock nuts.
The castors are sealed and we do not recommend their
dismantling; instead, replace the whole castor assembly.
Tighten the castor bolt and fit locking nut or use thread
locker (depends on model).
Replace castor assembly.
Adjust the brake or fit new castors.
Replace harness. Available in three sizes (S, M, & L
Replace lockplate.
A bent holder is a sign that the product has been over-
loaded. The frame must be replaced before further use.
The action is then "Check harness labeling. If the har-
ness production date is older than 3 years, the harness
and belts must be scrapped.
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