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6.4. EY7271 REPLACEMENT PARTS LIST

NOTE:

*B=only available as set
*C=available individually

Ref.No.

Part No.

Part Name & Description

Remarks

Per Unit

1

WEY7271K3078

HOUSING AB SET

for EUROPE

1

1

WEY7271K3079

HOUSING AB SET

for OCEANIA

1

2

WEY7200L0177

CLICK SPRING

1

3

WEY7271K4058

FIXATION COVER ASSEMBLY

1

4

WEY7201K3106

NOSE PROTECTOR

1

5

WEYT611K3117

PROTECTOR

1

6

WEY7271S3137

FIXATION COVER

1

7

WEY6631K0867

SLIDER

1

8

WEY7271L1128

ANVIL

1

9

WEY7271L1067

DRIVING SHAFT ASSEMBLY

1

10

WEY7201L0026

MOTOR MOUNTING PLATE ASSEMBLY

1

11

WEY7201L4956

BEARING

1

12

WEY7201L0986

O-RING

1

13

WEY7201L3746

MOTOR MOUNTING PLATE

1

14

WEY7270L1467

MOTOR ROTOR ASSEMBLY

1

15

WEY7270L1187

STATOR

1

16

WEY7270L2127

MODULE ASSEMBLY

1

17

WEY7270L2067

RIBBON CABLE

1

18

WEY7200L0336

RUBBER

1

19

WEY7270K2007

SWITCH ASSEMBLY

1

20

WEY7200L2338

LED

1

21

WEY7200L2157

BATTERY TERMINAL BLOCK

1

22

WEY7200Y3247

F/R SELECTOR HANDLE

1

23

WEY7270K3258

OPERATION PANEL

1

24

WEY7201L0166

SPRING

1

25

WEY7201Y3216

BELT HOOK SET

1

26

WEY6470K3186

BELT HOOK BOLT

1

27

WEY6230K9216

TORX TAPPING SCREW

*C

K3*20

9

-

WEY7270K7018

TOOL CASE

1

-

WEY7270K8108

OPERATING INSTRUCTIONS

1

**Battery Pack is available as an optional accessory. See the nearest sales dealer for details.
***For replacement parts of charger, see the charger service manual.
Charger complete set is available as an optional accessory. See the nearest sales dealer for details.

13

EY7270-X8 / EY7271-X8

Summary of Contents for EY7270-X8

Page 1: ...ita Electric Works Ltd All rights reserved Unauthorized copying and distribution is a violation of law EY7270 X8 EY7271 X8 4 TROUBLESHOOTING GUIDE 7 5 CHECK PARTS IDENTIFY PROCEDURE 9 6 EXPLODED VIEW REPLACEMENT PARTS LIST 10 Cordless Impact Driver SPECIFICATIONS CONTENTS Page Page ORDER NO PTD0606X34CE ...

Page 2: ...1 SCHEMATIC DIAGRAM 2 WIRING CONNECTION DIAGRAM 2 EY7270 X8 EY7271 X8 ...

Page 3: ...e 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 Attachment 1 Insert the click spring into the housing A NOTE Be...

Page 4: ...om 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 Remove the thrust plate 2 Take out the planet gears and pins slightly tapping the driving block on the table 4...

Page 5: ... motor lead wires NOTE Do not push the area where marked the arrow in order to prevent the breakage 2 Insert the connectors into the FET the main PCB and the motor stator NOTE Make sure to handle the ribbon cable gently in order to avoid the breakage Apply the grease FLOIL on the places where insert into the connectors 5 EY7270 X8 EY7271 X8 ...

Page 6: ...Ref No 1E Procedure 1A 1B 1C 1D 1E Assembly of the Driving Block 1 Press fit the lead wires firmly 2 Place the ribbon cable properly without getting caught in the lead wires 6 EY7270 X8 EY7271 X8 ...

Page 7: ...is less than 12V DC or the usable time is extremely short the battery leaks Check battery for leaks and terminals for corrosion OK CHECK TERMINAL CONNECTIONS BETWEEN MAIN UNIT NO Repair contacts AND BATTERY PACK Check for proper terminal contacts OK CHECK MOTOR ROTOR NO Replace motor Check the condition of rotor if there is any wear crack and deformation rotor assembly OK CHECK MOTOR STATOR NO Rep...

Page 8: ...ndition of anvil If no less than 1mm from vibration the corner at A side or 0 5mm from the corner at B side anvil is OK OK CHECK HAMMER NO Replace hammer Check wear condition of hammer If no less than 2mm from the corner at C side or 1mm from the corner at D side hammer is OK 8 EY7270 X8 EY7271 X8 ...

Page 9: ...5 CHECK PARTS IDENTIFY PROCEDURE 9 EY7270 X8 EY7271 X8 ...

Page 10: ...6 EXPLODED VIEW REPLACEMENT PARTS LIST 6 1 EY7270 EXPLODED VIEW 10 EY7270 X8 EY7271 X8 ...

Page 11: ...TE 1 21 WEY7200L1137 DRIVING SHAFT 1 22 WEY6506L1356 PLANET GEAR B 2PCS PK 2 23 WEY6506L1346 PIN B 2PCS PK 2 24 WEY7201L0026 MOTOR MOUNTING PLATE ASSEMBLY 1 25 WEY7201L4956 BEARING 1 26 WEY7201L0986 O RING 1 27 WEY7201L3746 MOTOR MOUNTING PLATE 1 28 WEY7270L1467 MOTOR ROTOR ASSEMBLY 1 29 WEY7270L1187 STATOR 1 30 WEY7270L2127 MODULE ASSEMBLY 1 31 WEY7270L2067 RIBBON CABLE 1 32 WEY7200L0336 RUBBER 1...

Page 12: ...6 3 EY7271 EXPLODED VIEW 12 EY7270 X8 EY7271 X8 ...

Page 13: ... PLATE 1 14 WEY7270L1467 MOTOR ROTOR ASSEMBLY 1 15 WEY7270L1187 STATOR 1 16 WEY7270L2127 MODULE ASSEMBLY 1 17 WEY7270L2067 RIBBON CABLE 1 18 WEY7200L0336 RUBBER 1 19 WEY7270K2007 SWITCH ASSEMBLY 1 20 WEY7200L2338 LED 1 21 WEY7200L2157 BATTERY TERMINAL BLOCK 1 22 WEY7200Y3247 F R SELECTOR HANDLE 1 23 WEY7270K3258 OPERATION PANEL 1 24 WEY7201L0166 SPRING 1 25 WEY7201Y3216 BELT HOOK SET 1 26 WEY6470K...

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