Instruction/ maintenance manual of the product EY6813-U1 Panasonic
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1 SCHEMATIC DIAGRAM 2 2 WIRING CONNECTION DIAGRAM 2 3 DISASSEMBLY/ASSEMBLY INSTRUCTIONS 3 4 TROUBLESHOOT ING GUIDE 6 © 2002 Matsushita Electric Works Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. EY6813- U1 5 TRIAL OPERATION(after checking TROUBLESHOOT ING GUIDE.
1 SCHEMATIC DIAGRAM 2 WIRING CONNECTION DIAGRAM 2 EY6813-U1.
■ HO W TO DISASS EMBLE THE MAIN UNIT. 3 DISASSEMBLY/ASSEMBLY INSTRUCTIONS Ref. No. 1A Procedure 1 A Removal of the housing . 1. Set the hammering/drilling switching lever to the position and the speed/bl ow mode selection lever in between "H" and "S" position.
■ HO W TO DISASS EMBLE MAIN UNIT. Ref. No. 2A Procedure 1 A → → → → 1B → → → → 2A Removal of the switch. 1. Take out the heat sink from the housing by something like a plier. 2. Take out the battery holder from the housing. 3. Remove the trigger cover.
■ HO W TO DISASS EMBLE THE GEAR BOX BLOCK. Ref. No. 2C Procedure 2 A → → → → 2B → → → → 2C Removal of the gear box block. 1. Loosen 8 screws of the gear case. 2. Take out a steel ball pushing the chuck spring with the chuck spring plate.
(Refer to W IRIN G CONNE CTION DIAGRA M) 4 TROUBLESHOOTING GUIDE 4.1. CHEC K POIN TS FOR ELEC TRIC A L PARTS. < TROUBLE > < CHECK > < REMEDY > Does not operate. <CHECK BATTER Y PACK.> NO Replace battery → If no less than 24V DC is available across the (+) and (-) → pack.
4.2. CHEC K POIN TS FOR M ECHANIS M BLOCK. < TROUBLE > < CHECK > < REMEDY > Does not ha mmer <CHECK INTERMEDIATE SHAFT ASSEMB LY.> NO Replace or weaknes s of → Check the wear condition of the change clutch and spring. → intermediate hammering.
5 TRIAL OPERATION(after checking TROUBLESHOOTING GUIDE.) 5.1. HAM MER/DRILL Confirm the action when setting the H/D handle to HAMME R mode. Rotation with hammer ing when the drill bit touches somethi ng like stone, and power. It is OK, if it takes about 7-10 seconds by 20kgf to hole ( 12.
6 EXPLODED VIEW 9 EY6813-U1.
7 REPLACEMENT PARTS LIST NOTE: *B=only availabl e as set *C=available individu ally Ref.No. Part No. Part Name & Description Remarks Per Unit 1 WEY6813K3078 HOUSING AB SET 1 2 WEY6813H3117 CHUCK C.
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