Panasonic NC-HU301P Service Manual page 25

NC-HU301P, NC-HU401P
4.7. Insulation panel A comp.
1. Remove Heat shield material A comp. from Container
comp. (Directly remove upward while thermistor comp.,
thermal fuse comp. and lead wire D comp. are attached.)
Insulation
panel A comp.
Fig-11
4.8. Thermal fuse comp. and Thermistor comp.
1. Take out 2 screws of the Heat shield panel
2. Disconnect wires of orange, blue and yellow at the
center (Color of leas wires is different depending on
capacity).
3. Remove Heat shield panel from the Container comp.
4. Remove Thermal fuse from the Heat shield panel.
5. Remove Holddown springs from Heat shield panel.
6. When removing thermistor comp. from holddown spring,
remove it after turning 90 degree.
4x8 pan head Del Tite screw
Heat shield plate
Hooks for
holddown spring
Themister
comp.
Heater
terminal
Fig-12
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Point when working
• Be careful not to scratch Heat shield material A comp.
Point when assembling
• Let the connection of Heat shield material A comp.
Point when assembling
• Do not force thermal fuse comp. such as pull, bend or twist.
• Be careful for inclination while assembling thermistor comp.
• Do not omit the application of lubrication agent while
• When insert the orange, blue and yellow lead wires into
Thermal
fuse comp.
— 25 —
(Vacuum state cannot be maintained.)
(A point) fit with the rib of holder B.
A-point
Rib of holder B
assembling thermistor comp.
heater terminals, maintain the initial bend angle.
(Do not force the terminals and deform them.)
Caution
If application of Lubrication
agent A to the thermistor is
omitted while assembling
thermistor, the sensitivity
of thermistor is worsened.
Apply contained Lubrication agent
while thermistor assembling.
Heat insulation
A comp.