Panasonic EY6808 - Page 5

When there is no
speed control.
Does not charge.
-.NO
<CHECK FET CIRCUIT BLOCK. >
Remove the FET circuit block and check the
lead wire terminals. These terminals are open
normal when there is an open circuit (ooQ)
between the green and red lead wires, and
between the green and black lead wires.
- FET circuit block
j replacement.
OK
<CHECK SWITCH BL0CK.> { See Fig. I & 2 )
Note: When check continuity of the switch,
remove all lead wires from switch block.
* Check by switch depression amount.
(a) When the switch handle is pulled
approximately 3mm :
• There should be continuity between (3)
and
• There should be no continuity between
(D and
(b) When the handle is pulled all the way :
• There should be continuity between (3)
and (4), and between @ and (4).
* Inspection of the forward / reverse
selection switch. (See Fig. 1 & 2 )
(c) When the switch handle is not depressed :
• There should be 0Q between © and ®
when the switch lever is set to the (A)
side.
• There should be OQ between © and (D
when the switch lever is set to the (B)
side.
(d) When the switch handle is depressed all
the way :
■ With touching (-) terminal of Volt-Ohm
meter to ©, there should be OQ
between @ and (5) when the switch
lever is set to the (A) side.
• With touching {+) terminal of Volt-Ohm
meter to (4), there should be OQ
between ©and ® when the swi tch
lever is set to the (B) side.
NO
Contacts inside the
switch block are
defective. Switch block
replacement.
Switch handle
from adove
Fig.l
___
<CHECK POWER C0RD.>
Check continuity.
1
OK
NO
Replace power cord.
<CHECK MODULE.>
Check the lamp indication of the battery
charger.
NO
Replace module in the
charger.
Charging lamp
Red
- Flashing Charger is plugged into power
source. Ready to charge.
- Lit Now charging.
1— .... Flashing Charging is completed,
quickly