Invacare Storm 4 Series, Service Manual

Page: 26 / 102

Invacare® Storm⁴ Series
Component
Check Remedy
Notes
Wheel suspension and
wheels Check drive wheels for
tight fit and side play Adjust, replace wheel
hubs See 6.7.7 Replacing
Drive Wheel (5–Screw
Installation), page 53
and 6.7.10 Replacing
Drive Wheel Hub,
page 55
Check castors for tight
fit, float and side play Replace wheels, wheel
fork or wheel bearings See 6.6.12 Replacing
Castor Fork, page 43
Tyres
Repair or replace if
damaged
See 6.7.3 Tyre Types,
page 48
Check suspension Repair or replace if
damaged See 6.6.9 Replacing
Suspension Strut, page
40
Check straight running Replace wheels, wheel
fork or wheel bearings See 6.6.12 Replacing
Castor Fork, page 43
Drive units, clutch
mechanism
Motors
Check motors
Check functions in
drive and push modes Check carbon brushes,
replace if necessary
Check clutch
mechanism Replace motor if
necessary.
Tighten screws/nuts,
adjust or replace if
necessary
See 6.6.1 Replacing
Motor-Gearbox
Unit, page 27
,
6.6.4 Replacing
Motor-Gearbox Unit
(Storm
4 X-plore),
page 30 and 6.6.3
Replacing or Rotating
Motor-Gearbox Unit
Sealing Ring (SSD
Motor), page 29
Brakes Inspect motor brake Check motor brake
Legrests
Check welded seams,
interlocking, screws,
footplates Tighten, replace if
necessary
Powered elevating
legrests (if fitted) Check cable Replace cable if
necessary
Check contacts
Check functions
Lighting (if fitted) Check cable Replace lamp or cable
if necessary See “Lighting unit”
Check function
Battery mounting Check battery support
and mounting belts
for damage Replace if necessary
Batteries Check batteries for
damage Replace batteries if
necessary See 6.10.4 Removing
Batteries, page 75
and 6.10.2 Handling
Damaged Batteries
Correctly, page 75
Check battery voltage Charge batteries See user manual
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