Tightening Torques; Service Plan (1X Annually) - Invacare CometALPINE+ Service Manual

Invacare® Comet Series

5.3 Tightening Torques

CAUTION!
Risk of damage to mobility device due to
improperly tightened screws, nuts or plastic
connections.
– Always tighten screws, nuts etc. to the stated
tightening torque.
– Only tighten screws or nuts which are not
listed here fingertight.
The tightening torques stated in the following list are
based on the thread diameter for the nuts and bolts for
which no specific values have been determined. All values
assume dry and de-greased threads.

5.4 Service plan (1x annually)

Component
Seat
Frames (chassis) / battery mounting
Wheel suspension and wheels
Brake
Shock absorber
Drive units, coupling mechanism
Lighting
14
Check Remedy
Check welded Tighten screws,
seams, fixings and replace parts if
upholstery damaged
Check seat Grease the spring
suspension generously, replace
parts if damaged
Check fixings, Tighten screws,
welded seams and replace parts if
battery mounting damaged
Check battery
fixing straps
Check drive wheels Tighten hub
for tight fit nuts, replace if
necessary
Check front wheels
Adjust / replace
for tight fit, float
and side play
Check pneumatic Repair or replace
tire if damaged
Check tracking and Tighten screws
steering link
Check tracking and
steering
Check brake Adjust or replace
function in pushing brake
mode
Check shock Adjust or replace
absorber shock absorber
Check functions Replace motor if
in drive and push necessary
modes
Check clutch Tighten screws /
mechanism
nuts, adjust or
replace
Check function
Check cable/plug Replace lightbulbs
connections or cable
Thread Tightening Torque in
M4
M5
M6
M8
M10
M12
M14
M16
Notes
See Replacing seat
suspension/spring
See user manual
Nm ±10 %
3 Nm
6 Nm
10 Nm
25 Nm
49 Nm
80 Nm
120 Nm
180 Nm
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