Panasonic EY7441 User manual

Model No. : EY7940 Exploded View for EY7940

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

Model No. : EY7940 Parts List

Safety

Ref.

No. Part No. Part Name & Description Q'ty Remarks

EY7940

1 WEY7940K3079 HOUSING AB SET 1 (for EUROPE)

1 WEY7940K3070 HOUSING AB SET 1 (for OCEANIA)

2 WEY6450L6806 CHUCK FASTENING SCREW 1

3 WEY7441K7917 KEYLESS CHUCK 1

4 WEY7940K3227 CLUTCH HANDLE 1

5 WEYT107L0457 CLICK SPRING A 1

6 WEY7460H3237 H/L CHANGE HANDLE 1

7 WEY7460H3248 F/R SELECTOR HANDLE 1

8 WEY7441L1348 PLANET GEAR 6 (3PCS/PK)

9 WEY7441L1118 CARRIER 1

10 WEY7441L0268 STOPPER 1

11 WEY7441L1768 GEAR CASE 1

12 WEY7940K9628 TAPPING SCREW 4 (K3-12)

13 WEY7441L1458 RING GEAR A 1

14 WEY7441L1128 CARRIER B 1

15 WEY7441L1468 RING GEAR B 1

16 WEY7940L1368 PLANET GEAR B 3 (3PCS/PK)

17 WEY7441L0888 THRUST PLATE 1 (37.8)

18 WEY7940L4057 GEAR BOX BLOCK 1

19 WEY7441L1008 MOTOR ASSEMBLY 1

20 WEY7441L2578 MOTOR BRUSH ASSEMBLY 1

21 WEY7441L0127 FIXING PLATE 1

22 WEY7441L2007 SWITCH ASSEMBLY 1

23 WEY7441L6028 SCREW 2 (K3-6)

24 WEY7441L2117 CONTROL PCB 1

25 WEY7460K3958 OPERATION PANEL 1

26 WEY7543K3187 PLATE HOOK 1

27 WEY7441L6487 NUT 1 (M4)

28 WEY7441K6217 SCREW 1 (4*14)

29 WEY7441K9038 TAPPING SCREW 8 (K3-20)

- WEY9633K7010 TOOL CASE 1

- WEY7441K8109 OPERATING INSTRUCTIONS 1

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

bution is a violation of law.

Order Number PTD1007X51CE

Cordless Drill & Driver / Cordless Hammer Drill & Driver

Model No. EY7441

(Cordless Drill & Driver)

Model No. EY7940

(Cordless Hammer Drill

& Driver)

Europe and Oceania

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 ---------------------------------15

6 Schematic Diagram ---------------------------------------------15

7 Exploded View and Replacement Parts List -----------16

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

1 Warning

Caution:

• Pb free solder has a higher melting point that standard solder; Typicall the melting point is 50 - 70qF (30 - 40qC) higher. Please

use a soldering iron with temperature control and adjust it to 750 ± 20qF (400 ± 10qC). 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 1100qF / 600qC).

2 Specifications

2.1. EY7441 MAIN UNIT

2.2. EY7940 MAIN UNIT

2.3. MAXIMUM RECOMMENDED CAPACITIES

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

3 Troubleshooting Guide

(Refer to Wiring Connection Diagram)

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

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 abnormal sound when shaking the unit.

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

5. Confirm if there is no dirt when repairing.

3.1.2. OPERATION

1. Confirm the forward and reverse side of rotation.

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

3. Confirm if the tools may not become hot in a short operation.

4. Confirm the action when setting the DRILL mode.

5. Confirm if the chuck jaws move smoothly and hold the bit firmly.

only for EY7940

6. Confirm no vibration on reverse side.

3.1.3. SWITCH

1. Confirm the rotation of speed if it changes between 200-1400 ± 140 rpm in proportion to the amount of pushing level on switch

handle on HIGH mode and 70-400 ± 40 rpm on LOW mode.

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

3.1.4. CLUTCH

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

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

4 Disassembly and Assembly Instructions

4.1. How to disassemble Plate hoot and Keyless chuck.

Ref. No. 1A Procedure 1A Removal of Plate hook.

(Removal)

1. Loosen a screw.

2. Take out the plate hook.

Ref. No. 2A Procedure 2A Removal of the Housing.

NOTE:

When attaching or removing a bit, disconnect battery pack from tool.

1. Set the clutch handle to position and select “LOW” position.

2. Turn the lock collar counterclockwise (looking from the front) to open

the chuck jaws.

3. Use a screwdriver to turn the chuck fastening screw inside the chuck

clockwise direction of the arrow, and remove the screw.

NOTE:

If the chuck fastening screw will not come loose, insert the allen

wrench into the chuck and lightly tap in the clockwise direction with a

hammer to tighten the chuck, and then loosen the chuck fastening

screw.

4. Insert the allen wrench into the chuck, and turn counterclockwise

direction in the arrow with holding the unit by the vise to remove the

chuck.

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

4.2. How to disassemble Main unit.

Ref. No. 3A Procedure 3A Removal of the Housing.

1. Remove 8 housing screws.

Ref. No. 3B Procedure 3A o3B Removal of Motor screw.

(Removal)

1. Remove 2 screws.

WMV-Dresden, Ersatzteilservice für Elektrowerkzeuge, Motor- und Gartengeräte

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