EY7540-U1
Cordless Impact Driver
EY7540-U1
ORDER NO. PTD0609U42CE
F16
SPECIFICATIONS
CONTENTS
Page Page
1 SCHEMATIC DIAGRAM 2
2 WIRING CONNECTION DIAGRAM
3 DISASSEMBLY/ASSEMBLY INSTRUCTIONS
4 TROUBLESHOOTING GUIDE
5 CHECK PARTS IDENTIFY PROCEDURE 9
2
6 EXPLODED VIEW
7 REPLACEMENT PARTS LIST
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© 2006 Matsushita Electric Works Ltd. All rights
reserved. Unauthorized copying and distribution is a
violation of law.
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EY7540-U1 /
1 SCHEMATIC DIAGRAM
2 WIRING CONNECTION DIAGRAM
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3 DISASSEMBLY/ASSEMBLY INSTRUCTIONS
Ref. No. 1A Procedure 1A Removal and attachment of the Housings.
1. Loosen the belt hook bolt turning it counterclockwise, using a
coin or a flat blade screwdriver.
2. Take out the belt hook.
3. Remove nine housing screws.
4. Open the housing B.
NOTE :
The housing A and B is tightened as the motor mounting base
is joint fitting.
Hold the housing B and take it out vertically.
5. Take out the fixation cover, protectors and anvil block.
(Removal)
NOTE :
When opening the housings, make sure that the main PCB is
on the housing A.
If the main PCB sticks in the housing B and pull it out from the
housing A, the ribbon cable may be defected.
EY7540-U1 /
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EY7540-U1 /
Ref. No. 1B Procedure 1A →→→→ 1B Removal and attachment of the Motor.
(Removal)
1. Take out the motor with the driving block from housing.
2. Separate the motor assembly from the driving block.
3. Take out the motor rotor assembly from the motor stator.
NOTE :
Make sure not to damage the magnet by motor rotor.
(Attachment)
1. Insert the motor rotor assembly into the stator with care of hitching
FET.
NOTE :
Make sure that there is no metal powder around the motor rotor.
Ref. No. 1C Procedure 1A →→→→ 1B →→→→ 1C Removal of the Driving Block.
1. Take out the planet gears and pins slightly tapping the driving
block on the table.
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