10. PROBLEMS AND TROUBLE SHOOTING
In exceptional circumstances, the following phenomena may arise. You should check the
possible causes before seeking help from the helpline.
DESCRIPTION
Smoke and smell come from
unit when it is switched off.
Unit does not ignite at the
start of the season, or after it
has not been used for some
time.
Unit does not ignite immedi-
ately.
White smoke and/or a smell
comes
igniting and/or extinguishing.
Unit makes a slight noise on
ignition and on switch off.
Ignition plug, flame rod and
burner head turn red.
Flames turn brilliant reddish
orange.
There is a sound like running
water while unit is burning.
There is a clack sound in the
unit while unit is burning.
Warm air outlet gets dirty.
from
unit
when
Heat-resistant paints and dust are burning off.
Ventilate the room for a while, until smoke and
smell go.
Wait for 4 to 5 minutes , until fuel fills up the
fixed tank, before igniting unit. Some air may be
in the fuel system. Try the ignition procedure 2
or 3 times.
It takes about 90 to 120 seconds to preheat,
depending on the room temperature before fuel
is vaporised. The preheating time varies
depending on the ambient temperature.
Some smoke and smell are normal.
This is normal. Unit expands when heated and
contracts when switched off.
They glow when heated.
This happens under the following circumstances,
and is normal.
* Unit is burning in salty air, such as near the
sea.
* Unit is burning in a humid environment or in
atmosphere containing impurities.
* Unit is being used together with an ultrasonic
humidifier.
This happens when fuel flows from the remova-
ble tank to the fixed tank. There is nothing
wrong.
This is the magnetic pump sound . This is nor-
mally wrong.
Clean
as
set
MAINTENANCE"
58
CAUSES
out
under
"REGULAR