Panasonic EY7420 User manual

© Panasonic Eco Solutions Power Tools Co., Ltd.

2013. All rights reserved. Unauthorized copying and

distribution is a violation of law.

Order Number PTD1302X20CE

Cordless Drill & Driver

Model No. EY7420

Europe

TABLE OF CONTENTS

PAGE PAGE

1 Warning -------------------------------------------------------------- 2

2 Specifications ----------------------------------------------------- 2

3 Troubleshooting Guide ----------------------------------------- 3

4 Disassembly and Assembly Instructions ---------------- 7

5 Wiring Connection Diagram ---------------------------------14

6 Schematic Diagram ---------------------------------------------14

7 Exploded View and Replacement Parts List -----------15

2

1Warning

Caution:

• Pb free solder has a higher melting point that standard solder; Typically the melting 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

2.1. MAIN UNIT

2.2. MAXIMUM RECOMMENDED CAPACITIES

2.3. BATTERY PACK

2.4. BATTERY CHARGER

3

3 Troubleshooting Guide

(Refer to Wiring Connection Diagram)

4

5

6

3.1. Trial Operation (after checking Troubleshooting Guide.)

3.1.1. ASSEMBLY

1. Confirm if there is NO gap between Housing A and B by pinching the lead wires.

2. Confirm all screws are tightened firmly.

3. There should be no metallic sound and abnormal sound.

4. There is no dust or deformation on battery terminals.

5. Confirm if there is no dirt when reparing.

3.1.2. OPERATION

1. Confirm the forward and reverse side of rotation.

2. Confirm the smooth changing of HIGH and LOW handle and its changing mode.

3. Confirm if LED rights ON. Once battery pack is removed and attached, press the switch handle, otherwise LED does not right

ON.

4. Confirm the smooth sliding of bit holder and to hold the bit firmly.

5. Confirm if the rotation;

HIGH: 0-900 +150/-100 rpm LOW: 0-300 +50/-30 rpm

3.1.3. SWITCH

1. Confirm the rotation of speed if it changes in proportion to the amount of pushing level on switch handle.

2. Confirm if the rotation stops when releasing the switch handle.

3. Confirm if the auto-stop operation with clutch “5”

3.1.4. CLUTCH

1. Check if the clutch torque changes suited for the number of clutch.

7

4 Disassembly and Assembly Instructions

Ref. No. 1A Procedure 1A Removal of the Housing.

1. Remove 7 housing screws.

2. Remove 7 screws.

3. Remove ring plate and ring.

4. Remove click spring on both housing A and B.

5. Loosen a nut.

8

Ref. No. 2A Procedure 1A →2A Removal of Switch and Driving block.

1. Take out the switch assembly and the driving block.

2. Separate the motor from the gear box block by twisting the motor

to unlock tabs.

Ref. No. 2B Procedure 1A →2A →2B Removal of Control PCB.

1. Take out the connector from the control PCB.

NOTE:

Make sure hold the connector at the bottom area.

9

Ref. No. 2C Procedure 1A →2A →2B →2C Removal of Battery terminal block.

1. Take out the connector from the battery terminal block with a

screw driver.

Ref. No. 2D Procedure 1A →2A →2B →2C →2D Removal and assembly of motor assembly.

(Removal)

1. Unsolder to take out the lead wires.

(Assembly)

1. Use the isolation type of soldering iron (less than 80W).

2. Solder within 3 seconds with less than 400°C.

NOTE:

lead-free solder (Sn-3Ag-0.5Cu).

10

Ref. No. 2E Procedure 1A →2A →2B →2C →2D →2E Removal or assembly of detection PCB.

(Removal)

1. Take out the clutch handle.

2. Pull out the torque detection PCB from the gear box block.

(Assembly)

1. Insert the torque detection PCB into the groove of gear box block.

NOTE:

Make sure the direction of detection PCB.

2. Assemble the clutch plate.

Other manuals for EY7420

1

Table of contents

Other Panasonic Drill manuals

Panasonic

Panasonic EY7411 - CORDLESS DRILL & DRIVER User manual

Panasonic

Panasonic EY6450 - DRILL AND DRIVER User manual

Panasonic

Panasonic EY74A2 User manual

Panasonic

Panasonic EY6405-X8 User manual

Panasonic

Panasonic EY7840 User manual

Panasonic

Panasonic EY6405 - CORDLES DRILL&DRIVER User manual

Panasonic

Panasonic EY6535 - CORDLESS User manual

Panasonic

Panasonic 7430LA User manual

Panasonic

Panasonic EY7442 User manual

Panasonic

Panasonic EY7542LN2L User manual

Panasonic

Panasonic EY6406 - CORDLES DRILL&DRIVER User manual

Panasonic

Panasonic 7441LF User manual

Panasonic

Panasonic EY6535NQKW Operating User manual

Panasonic

Panasonic EY6931NQKW User manual

Panasonic

Panasonic EY78A1 User manual

Panasonic

Panasonic EY7441 User manual

Panasonic

Panasonic EY6930 - HAMMER DRILL User manual

Panasonic

Panasonic EY6406 - CORDLES DRILL&DRIVER User manual

Panasonic

Panasonic EY6431 - CORDLES DRILL&DRIVER User manual

Panasonic

Panasonic EY7940 User manual

Panasonic

Panasonic EY7430 User manual

Panasonic

Panasonic EY6803 - HAMMER DRILL DRIVER 12V User manual

Panasonic

Panasonic EY79A3 User manual

Panasonic

Panasonic EY6950-X8 User manual

Popular Drill manuals by other brands

Makita

Makita BDF456 instruction manual

Black & Decker

Black & Decker LDX220 instruction manual

Hitachi

Hitachi DH 40MA Handling instructions

Challenge

Challenge JO Instructions and parts manual

Makita

Makita LXFD01 instruction manual

Festool

Festool T18+3 instructions

Milwaukee

Milwaukee M12 FPDX-202X Original instructions

EINHELL

EINHELL TE-RH 32 E operating instructions

Makita

Makita DHP484 instruction manual

Makita

Makita FD05 instruction manual

Bosch

Bosch PSB 530 RA operating instructions

Maximum

Maximum 054-1359-4 instruction manual

Makita

Makita HP332D instruction manual

Raider

Raider RDP-HD31H user manual

Bort

Bort BPM-1400x2 manual

Black & Decker

Black & Decker 7266 owner's manual

KENT USA

KENT USA TRD1230 Operation manual

Bosch

Bosch GSB 19-2 RE Original instructions