SYMPTOM
CAUSE
SOLUTION
No Power at power point.
Air line not connected.
(Airswitch model only).
Check that air line is connected from
the air button to the spa blower.
Check that the air line is not kinked.
If kinks are visible remove them
otherwise this will stop the pulse of
air that operates the micro switch
inside the spa blower.
In-built thermal overload
tripped.
Check ventilation requirements.
Ensure air intake is free of debris.
Call your nearest agent
for a replacement.
Damaged power cord.
Turn off power at switch; inspect full
length of cord for abrasions, signs of
vermin damage, etc.
Cord is not field serviceable. Cord
must be replaced by manufacturer or
service agent.
Worn motor brushes from
normal wear & tear.
Full unit replacement required –
Contact your Hydro-Quip customer
service agent. Your
Silent-Aire
blower
has reached the end of its service life.
Blower will not
operate.
(Replacement
Whispair
blowers may
be purchased from
your Onga spa retailer
or authorised Onga
service dealer).
Blower starts on its own Programmed purge cycle
Refer to spa control owners manual
Blower works but
there is no, or
insufficient, air coming
into the spa.
6
TROUBLESHOOTING
Air tubing hose kinked
Moisture/Water present in
housing, plumbing, and/or motor.
Verify blower is installed in accordance with
the instructions. Correct any
plumbing/installation issues before
attempting to operate the blower.
Check circuit breaker. A GFCI should be
present. If GFCI trips repeatedly do not use
blower until issue is corrected
Kinked or not attached air lines,
main pipe from blower not
attached to unit. HP of blower
being used needs to be increased.
Assure that all lines from the air manifold, if
present, are attached and not kinked. Make
sure blower is connected to main air supply
plumbing. A higher HP blower may be
required
