39
TROUBLES CAUSES AND MEASURES
Simple trouble causes and measures are listed up in the following table.
Check each item and find out the applicable measures corresponding to the defect items and cause items
concerned.
Defects
Causes
Ignition is
hard or
impossible
Smells
bad
Takes much
time until
perfect
combustion
after
ignition
Produces
much
soot
Burns
with
red
flame
Burns
with
red
flame
partly
Excessive
consumption
of fuel
Knob
rough
to
turn
Lifting and
lowering
of wick is
hard or
impossible
Takes
much
time for
extinetion
Red
burning
of
nichrome
net is
uneven
Abnormal
noise
Defects
Measures
Wick is
holding water
X
X
X
Dry or replace
wick
Wick level is
too high
X
X
X
X
Lower wick as
specified
Wick level is
too low
X
X
X
Raise wick as
specified
Wick level is
uneven
X
X
X
X
Trim wick
Chimney
assembly
Unstable
X
X
X
X
X
Stabilize or
replace
conbustion
cylinder
Wick winding
Mechanism
tight in
operation
X
X
Slightly loosen
cap nut or
replace packing
Engagment
between
handle gear
and rack is
unsatisfactory
X
Disassemble and
correct
engagement
No fuel or
shortage of
fuel
X
X
X
Supply kerosine
Carbon is
deposited in
wick
X
X
X
X
X
X
Clean up wick by
no-fuel burning
Wick is
damaged due
to miss-fitting
X
X
Replace wick
Wick guide
tube & wick
holding
cylinder is not
concentric
X
X
X
X
X
X
X
X
Correct to make
them concentric
Water
content is
mixed in fuel
X
X
X
Clean up inside
of tank and
replace fuel
Bad fuel
X
X
X
Replace with
good
fuel
Fuel is spilt
X
Wipe off with
cloth
Tightening of
wing nut
depressing
wick holding
tube is
uneven
X
X
X
X
Make it even to
make a
concentric circle
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