Read Panasonic ES7026-E2 / ES7027-E2 Service Manual online
5 TROUBLESHOOTING GUIDE
(Refer toWIRING CONNECTION DIAGRAM)
<TROUBLE>
<CHECK.>
<REMEDY>
Motor does not rotate.
<CHECK POWER CORD UNIT.>
NO Replace power cord unit.
Does not charge.
→
→
→
→ Connect the rated voltage to the normal main unit of empty charge capacity
→
→
→
→
Functions for a mo-
by the power cord unit. Check if the charge status lamp of main unit is lit.
ment and stops.
Confirm if the motor rotates more than one minutes by AC power source
Does not operate by
when turning ON the switch.
AC power source.
↓↓↓↓ OK
<CHECK RECHARGEABLE BATTERIES.>
NO Replace both recharge-
Okay if the voltage of rechargeable batteries is more than approximately
→
→
→
→ able batteries at the same
1.2V DC between (+) and (-) terminals.
time.
(Replace two rechargeable batteries at the same time even though one
battery is defective due to series connection.)
battery is defective due to series connection.)
↓↓↓↓ OK
<CHECK SWITCH CONTACT.>
NO Repair contact or replace
Okay if there is a continuity and no deformation of switch terminals.
→
→
→
→ terminal plate.
↓↓↓↓ OK
<CHECK MOTOR.>
NO Replace motor.
Okay if motor rotates when DC2.4V is applied to (+) and (-) terminals.
→
→
→
→
↓↓↓↓ OK
<CHECK MODULE.>
NO Check the
Wire the main unit returned from a customer refer with the following figure,
→
→
→
→ soldering points
and connect the rated voltage to it by the power cord unit.
from (a) to (j)
Take out the left battery (viewed from the front). Connect the chassis and
↓↓↓↓ OK
(-) terminal of battery with the lead wire. Check charging current with the wire
Replace module.
between chassis and (+) terminal of battery.
Check charging current, if it is in between 665mA to 1235mA.
Check charging current, if it is in between 665mA to 1235mA.
↓↓↓↓ OK
(remove the wire and reassemble the unit and
attach the blades and foil frame with outer foils.)
attach the blades and foil frame with outer foils.)
<CHECK MODULE.>
NO Check the
Connect the rated voltage to the main unit with empty charge capacity
→
→
→
→ soldering points
by the power code.
from (a) to (j)
Check if the motor rotates more than one minutes by AC power source
↓↓↓↓ OK
when turning on the switch.
Replace module.
10
ES7026-E2 / ES7027-E2
Click on the first or last page to see other ES7026-E2 / ES7027-E2 service manuals if exist.