Panasonic EY7411 - CORDLESS DRILL & DRIVER User manual

© 2007 Matsushita Electric Works, Ltd.
All rights reserved. Unauthorized copying and distri-
bution is a violation of law.
Order Number PTD0703U32CE
F16
Cordless Drill & Driver
Model No. EY7411
North America
TABLE OF CONTENTS
PAGE PAGE
1 Warning -------------------------------------------------------------- 2
2 Specifications ----------------------------------------------------- 2
3 Troubleshooting Guide ----------------------------------------- 3
4 Disassembly and Assembly Instructions ---------------- 6
5 Wiring Connection Diagram ---------------------------------- 9
6 Schematic Diagram ---------------------------------------------- 9
7 Exploded View and Replacement Parts List -----------10

2
1Warning
Caution:
• Pb free solder has a higher melting point that standard solder; Typicall 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

3
3 Troubleshooting Guide

4

5

6
4 Disassembly and Assembly Instructions
4.1. Disassembly Instructions
Ref. No. 1A Procedure 1A Removal of the grip.
1. Remove both sides of the grip fastening clip by sliding it outward.
2. Remove one grip fastening screw.
3. To separate the grip housing, insert the battery pack into the grip
about one third. Slightly shake the battery until the end of grip will be
opened.
4. Separate the grip A and B with holding the control panel by some-
thing like a fine stick.
Ref. No. 1B Procedure 1A →1B Removal of the housing.
1. Remove 4 screws from the housing.
2. Separate the housing A and B.
3. Remove the clutch handle, adjusting screw, clutch spring and
clutch plate.

7
Ref. No. 1C Procedure 1A →1B →1C Removal of the motor.
1. Remove the motor and the switch block together with the torque
detection PCB from the driving block.
2. Remove the switch from the motor.
Ref. No. 1D Procedure 1A →1B→1C →1D Removal of the driving block.
1. Remove High/Low handle by spreading the spring.
2. The internal parts of driving block can be disassembled.

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4.2. Assembly Instructions
NOTE: When reassembling, apply grease around the ring and planet gears.
4.3. After Reassembling
Confirm the following pints before retuning the unit to a customer.

9
5 Wiring Connection Diagram
6 Schematic Diagram

10
7 Exploded View and Replacement Parts List
7.1. Exploded View

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7.2. Replacement Parts List
Safety Ref. No. Part No. Part Name & Description Quantity Remarks
1 WEY7410K3227 CLUTCH HANDLE 1
2 WEY6225L0637 ADJUSTING SCREW 1
3 WEY6225L0167 CLUTCH SPRING 1
4 WEY7411L0317 RUBBER SHEET 1 (2*7.3)
5 WEY6225L0847 CLUTCH PLATE 1
6 WEY6225L0397 PIN A 3 ( 3*15.1),(3PCS/PK)
7 WEY7410K3717 BIT HOLDER 1
8 WEY7410K1167 C-TYPE SPRING 1
9 WEY7410L0867 THRUST PLATE 1
10 WEY7410L0927 SPRING FOR BIT 1
11 WEY503B1927 STEEL BALL 2 (2PCS/PK)
12 WEY7411L4057 GEAR CASE 1
13 WEY6225L0377 PIN C 2 ( 2*22.8),(2PCS/PK)
14 WEY7410H3237 CHANGE-GEAR HANDLE 1
15 WEY6225L6977 STEEL BALL 3 ( 3.5),(3PCS/PK)
16 WEY6225L1477 RING GEAR C 1
17 WEY6225L0387 PIN B 6 ( 2.5*5.8),(6PCS/PK)
18 WEY6225L1147 CARRIER D 1
19 WEY6225L1347 PLANET GEAR C 3 (3PCS/PK)
20 WEY6225L0857 THRUST PLATE 1
21 WEY6225L1487 RING GEAR A 1
22 WEY6225L1117 CARRIER A 1
23 WEY6225L1127 CARRIER B 1
24 WEY6225L1367 PLANET GEAR B 3 (3PCS/PK)
25 WEY6225L1137 CARRIER C 1
26 WEY6225L1357 PLANET GEAR A 3 (3PCS/PK)
27 WEY6225L1497 RING GEAR B 1
28 WEY502B0207 INTERNAL PRESSURE 1
29 WEY6225L6027 SCREW 2 (K3-5)
30 WEY6225L0027 MOTOR MOUNTING BASE 1
31 WEY7410L1008 DC MOTOR 1
32 WEY7410K2007 SWITCH 1
33 WEY7410L2127 DETECTION PCB 1
34 WEY7410H0397 LOCK LEVER 1
35 WEY7410X3117 BATTERY LOW WARNING LAMP COVER 1
36 WEY7410H3567 LED LIGHT ON/OFF BUTTON 1
37 WEY7411L2117 CONTROL PCB 1
38 WEY6225L0197 SPRING 1
39 WEY7410L2567 RADIATING PLATE 1
40 WEY7410L0207 TERMINAL BASE PLATE 1
41 WEY7411L2897 COUNTER HARNESS 1
42 WEY7411L3567 HOLD SWITCH 1
43 WEY7411K3578 CONTROL PANEL 1
44 WEY7411L2147 COUNT MODULE 1
45 WEY7411L2337 LED MODULE 1
46 WEY6225L0177 CLICK SPRING 1
47 WEY7411K3058 HOUSING AB SET 1
48 WEY6230L6017 TAPPING SCREW 4 (2.6*8)
49 WEY502B0187 CLICK SPRING 2 (2PCS/PK)
50 WEY502B6217 TAPPING SCREW 1 (M4-20)
51 WEY7411K3938 GRIP AB SET 1
52 WEY6225L0157 FASTENING CLIP 2 (2PCS/PK)
53 WEY7410H0877 HINGE COVER 1
54 WEY7410L1087 GEAR BOX BLOCK 1
55 WEY7410L3107 CLUTCH LOCK COVER 1
56 WEY6225S7888 #1 PHILIPS BIT 1 (L=1/4")
57 WEY6225S7958 #2 PHILIPS BIT 1 (L=1/4")
- WEY7411K8008 INDIVIDUAL BOX 1 (for LA1C)
- WEY7411K8009 INDIVIDUAL BOX 1 (for LA1S)
- WEY7411K8108 OPERATING INSTRUCTIONS 1