Panasonic EYFMA1B Service Manual Download Page 1

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Order Number PTD1512E08CE

Cordless Impact Wrench

Model No.

EYFMA1B

Model No.

EYFMA1J

Model No.

EYFMA1JR

Europe

TABLE OF CONTENTS

PAGE

1 Warning

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2 Specifications

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3 Troubleshooting Guide

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4 Service Fixture and Adjustment

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5 Disassembly and Assembly Instructions

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6 Measurements and Adjustments

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7 Schematic Diagram

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8 Wiring Connection Diagram

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9 Exploded View and Replacement Parts List

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Summary of Contents for EYFMA1B

Page 1: ...h Model No EYFMA1B Model No EYFMA1J Model No EYFMA1JR Europe TABLE OF CONTENTS PAGE PAGE 1 Warning 2 2 Specifications 2 3 Troubleshooting Guide 3 4 Service Fixture and Adjustment 6 5 Disassembly and Assembly Instructions 9 6 Measurements and Adjustments 15 7 Schematic Diagram 16 8 Wiring Connection Diagram 17 9 Exploded View and Replacement Parts List 18 ...

Page 2: ...ng point is 50 70 F 30 40 C higher Please use a soldering iron with temperature control and adjust it to 750 20 F 400 10 C In case of using high temperature solder ing iron please be careful not to heat too long Pb free solder will tend to splash when heated too high about 1100 F 600 C 2 Specifications ...

Page 3: ...3 3 Troubleshooting Guide ...

Page 4: ...4 ...

Page 5: ...5 ...

Page 6: ...6 4 Service Fixture and Adjustment 4 1 Check Parts Identify Procedure ...

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Page 9: ...cedure 1A Removal of Fixation cover 1 Remove four screws where tightening fixation cover 2 Pull off the fixing cover assembly 3 Once removing the fixing cover the driving shaft assembly may come out Ref No 1B Procedure 1A 1B Removal of Anvil 1 Pull the anvil out from the fixation cover ...

Page 10: ...e that the main PCB is on the housing A If the main PCB sticks in the housing B and pull it out from the hous ing A the ribbon cable may be defected Ref No 1D Procedure 1A 1B 1C 1D Removal of Ribbon cable FPC 1 Slightly lift up the connector NOTE Do not pull the connector firmly because it is not able to take out completely 2 Take out the ribbon cable ...

Page 11: ...f Motor assembly 1 Separate the motor assembly from the driving shaft assembly 2 Take out the motor rotor assembly from the motor stator NOTE Make sure not to damage the magnet by motor rotor NOTE Make sure not to scratch FET circuit by motor rotor ...

Page 12: ...der is stuck around the rotor If so take out by something like packaging tape 2 Insert the motor rotor into the stator NOTE Confirm the coil does not touch with the fan Ref No 2B Procedure 2A 2B Assembly of Main PCB 1 Set the DIP switch on the main circuit board with a toothpick NOTE Do not use a metal pick ...

Page 13: ...ign substances 3 Slightly lift the connector up NOTE Do not pull the connector forcefully It does not separate from the other connector 4 Insert the ribbon cable into the motor stator and the main PCB NOTE Make sure to handle the ribbon cable gently in order to avoid the breakage 5 Insert the quick connect terminal of motor lead wire black into the side of terminal block 6 Insert the connector of ...

Page 14: ...riving shaft assembly into the housing 3 Confirm to set the motor lead wire white under the black lead wire and confirm if there is no pinching with switch 4 Place the battery terminal lead wire black is over the wire red prop erly NOTE Press fit the lead wires firmly Place the ribbon cable properly without getting caught in the lead wires ...

Page 15: ... LED turn ON and OFF Confirm if F R selector handle works smoothly and their rotation Change the rotation speed in proportion to the amount of pushing level on switch trigger There should be no metallic sound and abnormal sound when shaking up down and right left There should be no abnormal vibration C TOOL SETTING Engage the switch briefly to reactivate the display and select the model by pressin...

Page 16: ...16 7 Schematic Diagram ...

Page 17: ...17 8 Wiring Connection Diagram ...

Page 18: ...18 9 Exploded View and Replacement Parts List 9 1 Exploded View for EYFMA1B ...

Page 19: ... 1 10 WEYFLA1AL497 BEARING 1 11 WEYT611L0967 O RING 1 43 6 1 3 12 WEYFLA1AL147 MOTOR ROTOR ASSEMBLY 1 13 WEYFMA1JL028 STATOR 1 14 WEYFLA1AK207 SWITCH ASSEMBLY 1 15 WEY7540L2157 BATTERY TERMINAL BLOCK 1 16 WEYFLA1AL207 RIBBON CABLE 1 17 WEYFMA1JL218 MODULE ASSEMBLY 1 18 WEYFLA1AL297 HARNESS 1 19 WEYFLA3JL227 LED ASSEMBLY 1 20 WEYFLA1AK337 OPERATION PANEL 1 21 WEYFLA1AK327 F R SELECTOR HANDLE 1 22 W...

Page 20: ...20 9 3 Exploded View for EYFMA1J ...

Page 21: ... 1 10 WEYFLA1AL497 BEARING 1 11 WEYT611L0967 O RING 1 43 6 1 3 12 WEYFLA1AL147 MOTOR ROTOR ASSEMBLY 1 13 WEYFMA1JL028 STATOR 1 14 WEYFLA1AK207 SWITCH ASSEMBLY 1 15 WEY7540L2157 BATTERY TERMINAL BLOCK 1 16 WEYFLA1AL207 RIBBON CABLE 1 17 WEYFMA1JL218 MODULE ASSEMBLY 1 18 WEYFLA1AL297 HARNESS 1 19 WEYFLA3JL227 LED ASSEMBLY 1 20 WEYFLA1AK337 OPERATION PANEL 1 21 WEYFLA1AK327 F R SELECTOR HANDLE 1 22 W...

Page 22: ...22 9 5 Exploded View for EYFMA1JR ...

Page 23: ...1 11 WEYT611L0967 O RING 1 43 6 1 3 12 WEYFLA1AL147 MOTOR ROTOR ASSEMBLY 1 13 WEYFMA1JL028 STATOR 1 14 WEYFLA1AK207 SWITCH ASSEMBLY 1 15 WEY7540L2157 BATTERY TERMINAL BLOCK 1 16 WEYFLA1AL207 RIBBON CABLE 1 17 WEYFLA4AR218 MODULE ASSEMBLY 1 18 WEYFLA1AL297 HARNESS 1 19 WEYFLA3JL227 LED ASSEMBLY 1 20 WEYFLA1AK337 OPERATION PANEL 1 21 WEYFLA1AK327 F R SELECTOR HANDLE 1 22 WEYFLA1AL377 TIGHTENING CONF...

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