Invacare AVIVA RX Series Service Manual page 21

Problem Other symptoms
None
Motor makes clicking
noise
None
Scraping noise or
motor blocked
Gearbox makes None
clicking noise
None
Gearbox loses oil
None
Irregular running
None
Batteries not being
charged
LEDs flashing on
charger
1654647-B
Possible cause Solution
Clutch(es) defective Replace clutch.
Bearing defective Replace motor.
Collector defective Measure internal
resistance of motor,
replace motor if
defective.
Clutch(es) defective Replace clutch.
Bearing defective Replace motor.
Gearbox defective Replace gearbox.
Gearbox defective Replace gearbox.
Drive wheel loose Tighten drive wheel,
secure bolts with
thread locking
adhesive if necessary.
Sealing ring on drive Replace gearbox if
shaft defective sealing ring defective.
Drive shaft movable Check drive shaft,
or bent replace gearbox, if
defective.
Circuit breaker Check circuit breaker.
defective
Cable defective Check cabling.
Batteries defective Replace batteries.
Charger defective Replace charger.
Service
Documentation
See 6.9.1 Replacing
Motor-Gearbox Unit,
page 37.
See 6.9.1 Replacing
Motor-Gearbox Unit,
page 37.
See 5.1 Testing
Motor, page 15
and 6.9.1 Replacing
Motor-Gearbox Unit,
page 37.
See 6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.9.1 Replacing
Motor-Gearbox
Unit, page 37 and
6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.9.1 Replacing
Motor-Gearbox
Unit, page 37
and6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.9.1 Replacing
Motor-Gearbox
Unit, page 37 and
6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.9.1 Replacing
Motor-Gearbox Unit,
page 37.
See 6.9.1 Replacing
Motor-Gearbox
Unit, page 37 and
6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.9.1 Replacing
Motor-Gearbox
Unit, page 37 and
6.9.3 Replacing
motor/gearbox clutch,
page 39.
See 6.12.5 Replacing
Circuit Breaker, page
60.
See 6.12.6 Checking
Cables, page 62.
See 6.12 Batteries,
page 58.
See charger user
manual.
21