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PRODUCT NAME 

Hitachi Charger 

Model

   

UC 10SL2

 

 

REPAIR GUIDE

 ----------------------------------------------------------------------------------------------------------------- 

1

1. General precautions   ------------------------------------------------------------------------------------------- 1 

2. Precautions on disassembly and reassembly ------------------------------------------------------------- 2 

TROUBLESHOOTING GUIDE

 ---------------------------------------------------------------------------------------------- 

3

1. Troubleshooting based on pilot lamp indication  --------------------------------------------------------- 3 

2. Troubleshooting and repair procedure ---------------------------------------------------------------------- 3 

STANDARD REPAIR TIME (UNIT) SCHEDULES

---------------------------------------------------------------------- 

7

CONTENTS 

 
 
LIST No.   
UC 10SL2: J881 
Jun. 2014

U

International Sales Division

 

Summary of Contents for UC 10SL2

Page 1: ...ions 1 2 Precautions on disassembly and reassembly 2 TROUBLESHOOTING GUIDE 3 1 Troubleshooting based on pilot lamp indication 3 2 Troubleshooting and repair procedure 3 STANDARD REPAIR TIME UNIT SCHEDULES 7 CONTENTS LIST No UC 10SL2 J881 Jun 2014 U International Sales Division ...

Page 2: ...lange D3 x 18 2 1 General precautions The outer frame of the Model UC 10SL2 consists of case A and case B Inside the frame there is a printed circuit board ass y This printed circuit board ass y consists of devices to permit rapid charging and also to protect against overcharging REPAIR GUIDE ...

Page 3: ...ype BCL 1015 battery check that the red pilot lamp remains on for about 30 minutes after the start of charging 2 Measure the insulation resistance and conduct a dielectric strength test Insulation resistance 10 Mȍ or higher between the plug blade of the cord and the name plate or the fastening screws on the case with a 500 VDC megohm tester Dielectric strength test a Between the plug blade of the ...

Page 4: ... of terminal 2 Faulty battery open circuit 3 Faulty PCB See trouble mode C Pilot lamp remains flashing on for 1 second off for 0 5 second after battery has been connected 1 Poor connection of terminal 2 Faulty battery open circuit 3 Faulty PCB See trouble mode D 2 Troubleshooting and repair procedure Check with a tester About 1 kȍ Pilot lamp fails to go on or flash Is there an open circuit in the ...

Page 5: ...ES Faulty internal circuit Replace the PCB YES Is the battery connected in reverse Clean or repair deformed terminals YES Are connection terminals of the charger or battery dirty or deformed Install the battery in the correct direction NO NO Is the battery short circuited or opened Replace the battery ...

Page 6: ...e battery Remove dirt or correct abnormality YES Are connection terminals of the charger or battery dirty deformed or otherwise abnormal Is battery voltage between the and terminals normal Normally 6 to 12 75 VDC Pilot lamp does not go on after battery has been connected Charging does not start NO ...

Page 7: ...s ambient temperature within designated range between 0 C and 40 C Is the battery very hot Check with a tester NO YES Replace the battery Clean or repair deformed terminals YES Are connection terminals of the charger or battery dirty or deformed Is resistance between the LS and terminals 2 kȍ to 100 kȍ 0 C to 40 C Allow the battery to cool prior to charging Charging cannot be done at battery tempe...

Page 8: ... 7 MODEL Variable Fixed 10 20 30 40 50 60 min UC 10SL2 General Assembly Cord Work Flow Case A B Set Fuse Printed Circuit Board Ass y STANDARD REPAIR TIME UNIT SCHEDULES ...

Page 9: ...Model UC 10SL2 CHARGER LIST NO J881 2014 6 23 E1 1 2 4 7 8 5 3 6 ...

Page 10: ... IND VIE SIN 4 337636 CORD N Z 1 FOR AUS NZL 4 337634 CORD USA 1 FOR USA CAN 4 331985 CORD 1 FOR BRA 4 329602 CORD 1 FOR CHN 4 324740 CORD 1 FOR TPE 5 337637 FUSE 250V 3 15A 1 6 337638 BAND 3 FOR EUROPE RUS GBR MAL AUS NZL 7 337295 PRINTED CIRCUIT BOARD ASS Y 110V 127V 1 INCLUD 5 7 337296 PRINTED CIRCUIT BOARD ASS Y 220V 240V 1 INCLUD 5 8 NAME PLATE 1 EXCEPT FOR USA CAN 2 Printed in Japan 6 14 140...

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