2-5. Defrosting failure
Problems
Causes
Checks
Measures
Remarks
No defrosting.
Heater does not generate heat as
1. Check the resistance of heater.
Heating wire is short and wire is cut. Seal the lead wire with
the heating wire is cut or the circuit
0 : Short.
: Cut.
• Parts replacement: Refer to parts
insulation tape and heat
is shorted.
Tens to thousands : OK.
explanations.
shrink tube if the cut
1) Heating wire is damaged when
2. Check the resistance between
lead wire is accessible to
inserting into the evaporator.
housing terminal and heater
repair.
2) Lead wire of heater is cut.
surface.
3) Heating wire at lead wire contacts
0 : Short.
: Cut.
is cut.
Tens to thousands : Short.
Suction tube and discharge orifice:
1. Confirm foreign materials. In case 1) Push out impurities by inserting
1. Impurities.
of ice, insert the copper line
copper wire. (Turn off more than
2. Ice.
through the hole to check.
3 hours and pour in hot water if
2. Put hot water into the drain
frost is severe.)
(check drains outside).
2) Put in hot water to melt down frost.
3) Check the water outlet.
4) Push the heater plate to suction
duct manually and assemble the
disconnected parts.
Gap between Suction duct and
1. Confirm in the Suction duct.
1) Turn off the power, confirm
Heater plate (Ice in the gap).
impurities and ice in the gap, and
supply hot water until the ice in the
gap melts down.
2) Push the Heater plate to drain
bottom with hand and assemble
the disconnected parts.
Wrong heater rating (or wrong
1. Check heater label.
Faults:replace.
assembly).
2. Confirm the capacity after
- How to replace :
substituting the resistance value
Refer to main parts.
into the formula.
(V: Rated voltage of user country)
(R: Resistance of tester[Ω])
Compare P and lavel capacity.
Tolerance: ±7%
V
2
P=
R
- 6
3 -
Содержание LSC27910SB/01
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