6. EXPLODED VIEW
<CHECK SWITCH.>
Check contacts of switch.
<CHECK MOTOR.>
Okay if motor rotates when DC1.2V is applied
to (+) and (-) terminals.
<CHECK RECHARGEABLE BATTERIES.>
Okay if voltage of rechargeable battery is
more than approximately 1.2V between (+) and
(-) terminals.
*The rechargeable battery has a limited
life. The battery should be replaced if
OK - after being charged for the rated
charging time, battery voltage is less
than DC 1.2V or an usabletime is
extremely short.
- the battery leaks. Check battery for
leaks and terminals for white powder or
green corrosion.
<CHECK CHARGING CURRENT>
Connect lead wire
and measure charging current across
.
Okay if it is 160±20mA.
OK
OK
OK
to charging adaptor
and
NO
Repair contact
replace
chassis.
NO
Replace motor.
NO
Replace rechargeable
battery.