How To Check Pump Comp; Recheck - Panasonic NC-TXF22 Service Manual

NC-TXF22, NC-TXF30

4.24 How to check Pump comp.

Use finger to Block
(If there is some rebound on Pump Comp., it means OK.)
Operating point
If do not set packing lid well, it may not withstand pushing reaction. (Packing lid should not be open)
Assemble pump comp., to lid after check air leak.

4.25 Recheck

After assembly please recheck water leak, insulation resistance and operation, those are usual
or unusual.
Insulation resister
Insulation resistance
Current check
①
position, and push tightly to prevent air leak from Lid.
: Measure by 500VDC insulation meter, the result should be more than 2MΩ.
(Measuring between 2 pins of plug and screw)
: Should stand 1000VAC for one minute.
(Measuring location is same as INSULATION RESISTER)
: Thermo pot performance test mode (P. 5) and operation is usual or unusual.
Lid packing
Valve A
Push
FIG. 24
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