Panasonic MC-BJ870-S149 Service Manual page 32

6.3.4.4. Checking the belt
■What to check/Method
<Check 1> Visual check of the belt for any deformity, damaged (breakage) or wear
■Action
• Replacing the belt
6.3.4.5. Checking the Extension wand
■What to check/Method
<Check 1> Conduction check of Extension wand
• Check the conduction between the connection terminals of the Extension wand using a tester.
<Check 2> Checking the Extension wand for blockage, dust, or deformity
• Check that there is nothing blocking the inside of the Extension wand.
• Check whether there is any dirt or dust in the Extension wand connection terminals.
• Check whether there is any deformity, cracking or damage of the Extension wand.
■Action
• If there is no conduction, replace the Extension wand.
• If there is any damage or deformity, replace the Extension wand.
• Other: Clean the parts.
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