Panasonic EY3654 - 7.2V CAULKING GUN User manual

1 SCHEMATIC DIAGRAM 2
2 WIRING CONNECTION DIAGRAM 2
3 DISASSEMBLY / ASSEMBLY INSTRUCTIONS 3
©2000 Matsushita Electric Works Ltd. All rights
reserved. Unauthorized copying and distribution is a
violation of law.
EY3654
4 TROUBLE SHOOTING GUIDE 6
5 EXPLODED VIEW 7
6 REPLACEMENT PARTS LIST 8
Variable Speed Cordless Sealing Gun
SPECIFICATIONS
Motor voltage : DC Motor 7.2V
Ejection pressure : 2,500N ( 250kgf )
Length overall : max. 892mm ( 35" ), min. 550mm ( 22" )
Weight (with battery pack) : 2.1kg ( 4.6 lbs )
CONTENTS
Page Page
ORDER NO. PTD0009U36C1

1 SCHEMATIC DIAGRAM
2 WIRING CONNECTION DIAGRAM
2
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■HOW TO DISASSEMBLE MAIN UNIT.
3 DISASSEMBLY / ASSEMBLY INSTRUCTIONS
Ref. No. 1A Procedure 1A Removal of housing.
1.Remove 7 housing screws.
NOTE :
To open housing A and B, unhook one part
of housing using a flatted screw driver.
NOTE :
When assembling housing A and B, fit
housing hooks each other, first.
Ref. No. 1B Procedure 1A →
→→
→1B Removal of driving block.
1.Remove one housing screw and one release
lever screw.
2.Take driving block out.
3.Remove one screw on radiating board.
3
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Ref. No. 1C Procedure 1A →
→→
→1B →
→→
→1C Removal of motor block.
(Removal of motor.)
1.Remove two screws on driving holder.
2.Remove three screws of motor block.
(Assembly of motor.)
3.Assemble spur gears with driving holder first.
4.Rotate spur gears manually after assembling
motor with driving holder.
NOTE :
If spur gears may not rotate, one tooth may
be shifted and it will cause low speed.
Ref. No. 1D Procedure 1A →
→→
→1B →
→→
→1C →
→→
→1D Removal of driving block.
1.Remove counter gear, transfer gear and
internal gear.
NOTE :
Check proper direction of internal gears
when assembling.
2.Remove driving shaft.
NOTE :
Do not lose stick.
3.Remove clutch key and coil spring.
NOTE :
Check proper positioning and direction of
clutch key and coil spring when assembling.
4.Remove two screws of pinion cover.
5.Remove pinion cover, thrust plate and pinion
gear.
NOTE :
Confirm to set thrust plate between pinion
cover and pinion gear when assembling.
(It may cause abnormal sounds.)
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Ref. No. 1E Procedure 1A →
→→
→1B →
→→
→1C →
→→
→1D →
→→
→1E Removal of micro switch.
1.Remove one screw on switch frame.
2.Remove micro switches from driving holder.
(Assembly of micro switch)
There are two connecting methods for micro
switch.
The micro switches themselves are all same.
For connection A, confirm position or
deformationof switch lever.
For connection B, take switch lever off.
Ref. No. 1F Procedure 1A →
→→
→1B →
→→
→1C →
→→
→1D →
→→
→1E →
→→
→
1F Removal of rack.
1.Take out spring pin using ø3mm stick.
NOTE :
When taking pinion gear out, rack may move
freely.
2.Pull out rack forward.
<CHECK POINT>
When rack does not move pushing release lever,
there is a possibility to cause that the part of
pinion breaks off or deformation of stick.
5
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4 TROUBLE SHOOTING GUIDE
(Refer to WIRING CONNECTION DIAGRAM.)
■CHECK POINTS FOR ELECTRICAL PARTS.
< TROUBLE > < CHECK > NO < REMEDY >
Does not operate. →<CHECK BATTERY PACK.> →Replace battery pack.
If no less than 7.2 V DC is available across the (+) and (-) terminals, the battery
pack is OK.
Note:
The battery pack is sold separately as an optional accessory. See the nearest
sales dealer for details. The battery pack has a limited life. The pack should be
replaced if
- after being charged for the rated charging time the battery voltage is less than
7.2 V DC or the usable time is extremely short.
- the battery leaks. Check battery for leaks and terminals for corrosion.
↓OK NO
<CHECK TERMINAL CONNECTIONS BETWEEN MAIN UNIT AND →Repair contacts.
BATTERY PACK.>
Check for proper terminal contacts.
↓OK NO
<CHECK MICRO SWITCH.> →Replace micro switch.
(See WIRING CONNECTION DIAGRAM.)
1. When lever is slightly depressed;
* There should be continuity between (1) and (3).
* There is no continuity between (1) and (2) or (2) and (3).
2. When lever is not depressed;
* There should be continuity between (1) and (2).
* There is no continuity between (1) and (3) or (2) and (3).
NO
Does not →<CHECK VAROAB;ERESOSTAMCE.> →Replace variable
speedcontrol. Disconnect white leae wire coming from variable resistance. resistance.
●There should be 50 ± 10kΩbetween (A) and (C).
●There should be 0 - 50 ± 10kΩbetween (A) and (B).
↓OK NO
<CHECK MODULE.> →Replace drivingshaft
Disconnect blue lead wire coming from module, if it shows wave or cam A.
form as follows with (-) terminal and blue lead wire connected to 7.2V DC.
↓OK NO
<CHECK FET CIRCUIT BLOCK.> →Replace FET circuit.
Check lead wire terminals. Disconnect lead wire.
↓OK NO
<CHECK MOTOR.> →Replace motor.
The motor normally operates with its white (+) and black (-) lead wires connected to
7.2 V DC.
Ref.: motor rotating speed 13,700-18,000.
6
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5 EXPLODED VIEW
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7

6 REPLACEMENT PARTS LIST
NOTE:
*A = available as an optional accessory
*B = only available as set
*C = available individually
Ref. No. Part No. Part Name & Description Remarks Per Unit
1WEY3654K3078 HOUSING AB SET 1
2WEY3654X3718 TUBE HOLDER 1
3WEY3654H3228 HOLDER CAP *C 2
4WEY3654K1068 RACK BLOCK 1
5WEY3653S3538 CONNECTOR CAP 1
6WEY3653L1128 DRIVING SHAFT 1
7WEY3650B1427 INTERNAL GEAR 1
8WEY3653L1358 PLANET GEAR *B (3PCS/PACK) 3
9WEY3653L1368 GEAR 1
10 WEY3653L1108 CARRIER 1
11 WEY580S1457 COUNTER-GEAR *B (3PCS/PACK) 3
12 WEY580S1527 DRIVING SHAFT B 1
13 WEY3650B1207 DRIVING HOLDER 1
14 WEY3650B0917 COIL SPRING A 1
15 WEY3650B1967 CLUTCH KEY 1
16 WEY580S0537 DRIVING SHAFT C 1
17 WEY3650B1457 COUNTER-GEAR A *B (3PCS/PACK) 6
18 WEY580S1397 TRANSFER-GEAR B 1
19 WEY580S0847 THRUST PLATE 1
20 WEY3653L1008 MOTOR 1
21 WEY3653L1448 PINION GEAR 1
22 WEY3650B0587 PINION COVER 1
23 WEY3653H3568 RELEASE BUTTON 1
24 WEY3653L0208 CROSS-ARM BRACE 1
25 WEY580C1277 SPUR GEAR *C 2
26 WEY580S0417 LOCK RING *C 2
27 WEY3653H3288 APPLICATION SPEED CONTROL 1
28 WEY3653L2548 VARIABLE RESISTANCE 1
29 WEY3653L2128 MODULE 1
30 WEY3653L2108 FET 1
31 WEY3653L2948 LEAD WIRE SET *B 6
32 WEY3652L2008 MICRO SWITCH A 1
33 WEY3652L2018 MICRO SWITCH B 1
34 WEY3650B0577 SWITCH FRAME 1
35 WEY3653L6438 WASHER *C Ø3.0 2
36 WEY3790L2157 TERMINAL PLATE 1
37 WEY30070927 LOCK SPRING 1
38 WEY3653Y3208 SWITCH HANDLE 1
39 WEY3653H3238 RACK RELEASE LEVER 1
40 WEY508B9617 TAPPING SCREW (K3-20) *C 7
41 WEY563B9217 TAPPING SCREW (K3-16) *C 6
42 WEY3652K9378 TAPPING SCREW (K3.5-8) *C 5
43 WEY561S9037 TAPPING SCREW (K3-12) *C 2
44 WEY3652K9478 TAPPING SCREW (K3-6) 1
45 WEY3653L6248 TAPPING SCREW (K4-12) *C 4
46 WEY3653H3538 RACK KNOB 1
47 WEY3653K3188 PROTECTIVE COVER 1
48 WEY3653K0598 SPRING PIN *B (3PCS/PACK) 3
49 WEY3653S1348 RACK 1
50 WEY3654K0488 PISTON JOINT 1
51 WEY3653K1208 DRIVING HOLDER 1
52 WEY3654K7208 CARTRIDGE ADAPTOR 1
53 WEY3654K0498 SAUSAGE PACK ADAPTOR 1
-WEY3654K8008 INDIVIDUAL BOX 1
-WEY3654K8108 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.
8
EY3654