Safety; Safety And Fitting Instructions - Invacare Comet Series Service Manual

2 Safety

2.1 Safety and fitting instructions

These safety instructions are intended to prevent accidents
at work, and it is imperative that they are observed.
Before any inspection or repair work
• Read and observe this repair manual and the associated
user manual.
• Observe the minimum requirements for carrying out the
work (see 1.1 General information, page 4 ).
Personal safety equipment
Safety shoes
The mobility device, and some of its components, are very
heavy. These parts can result in injuries to the feet if they
are allowed to drop.
• Wear standardized safety shoes during all work.
Eye protection
It is possible that battery acid can be discharged when
working on defective batteries or when handling batteries
improperly.
• Always wear eye protection when working on any
defective or possibly defective batteries.
Safety gloves
It is possible that battery acid can be discharged when
working on defective batteries or when handling batteries
improperly.
• Always wear acid-proof safety gloves when working on
any defective or possibly defective batteries.
General safety information and information about fitting
/ removal
DANGER!
Risk of Death, Serious Injury, or Damage
Lighted cigarettes dropped onto an upholstered
seating system can cause a fire resulting in
death, serious injury, or damage. Mobility device
occupants are at particular risk of death or
serious injury from these fires and resulting fumes
because they may not have the ability to move
away from the mobility device.
– DO NOT smoke while using this mobility device.
WARNING!
Risk of Serious Injury or Damage
Storing or using the mobility device near open
flame or combustible products can result in
serious injury or damage.
– Avoid storing or using the mobility device near
open flame or combustible products.
CAUTION!
Risk of crushing
Various components such as the drive unit,
batteries, seat etc are very heavy. This results in
injury hazards to your hands.
– Note the high weight of some components.
This applies especially to the removal of drive
units, batteries and the seat.
1603798-B
CAUTION!
Injury hazard if the vehicle starts moving
unintentionally during repair work
– Switch the power supply off (ON/OFF key).
– Engage the drive.
– Before lifting up, secure the vehicle by using
chocks to block the wheels.
CAUTION!
Fire and burn hazard due to electrical short-circuit
– The mobility device must be completely
switched off before removal of voltage-carrying
components! To do this, remove the batteries.
– Avoid short-circuiting the contacts when
carrying out measurements on voltage-carrying
components.
CAUTION!
Risk of burns from hot surfaces on the motor
– Allow the motors to cool down before
commencing work on them.
CAUTION!
Injury hazard and risk of damage to vehicle due
to improper or incomplete maintenance work
– Use only undamaged tools in good condition.
– Some moving parts are mounted in sockets
with PTFE coating (Teflon™). Never grease
these sockets!
– Never use "normal" nuts instead of self-locking
nuts.
– Always use correctly-dimensioned washers and
spacers.
– When reassembling, always replace any cable
ties which were cut during dismantling.
– After completing your work / before renewed
start-up of the mobility device, check all
connections for tight fitting.
– After completing your work / before renewed
start-up of the mobility device, check all parts
for correct locking.
– Only operate the vehicle with the approved tire
pressures (see technical data).
– Check all electrical components for correct
function. Note that incorrect polarity can result
in damage to the electronics.
– Always carry out a trial run at the end of your
work.
CAUTION!
Risk of injury and damage to property, if the
maximum speed reduction on a wheelchair with
a lifter does not function correctly
The wheelchair's control unit must reduce the
maximum possible speed as soon as the lifter is
raised.
– Test the maximum speed reduction for correct
function after any maintenance work or
modifications to the wheelchair.
Safety
5