Panasonic MC-BJ870-S149 Service Manual page 31

6.3.4.2. Checking the P.C.B E unit
■What to check/Method
<Check 1> Check
• Measure the voltage between the terminals on the underside of the main unit and if it exceeds DC 18.0 V, inspect the Power noz-
zle.
<Check 2> Conduction check of micro-switch
• Check the conduction between the connection terminals of the micro-switch using a tester.
*Check conduction between the connection terminals with the micro-switch ON and OFF.
<Check 3> Checking the conduction and condition of soldering of lead wires
• Check that there is no burnout or poor connection of lead wires by performing a conduction check using a tester.
■Action
• Replacing the Nozzle motor unit
6.3.4.3. Checking the Floor nozzle pipe unit
■What to check/Method
<Check 1> Conduction check of Floor nozzle pipe unit
• Check the conduction between the Floor nozzle pipe unit connection terminals and the P.C.B E unit connectors using a tester.
■Action
• If there is no conduction, replace the Floor nozzle pipe unit.
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