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POWER TOOLS

TECHNICAL  DATA

AND

SERVICE  MANUAL

DUSTLESS CIRCULAR SAW

C 5YA

SPECIFICATIONS  AND  PARTS  ARE  SUBJECT  TO  CHANGE  FOR  IMPROVEMENT

LIST No. 0589

Oct. 1999

C

MODEL

C 5YA

Summary of Contents for C 5YA

Page 1: ...POWER TOOLS TECHNICAL DATA AND SERVICE MANUAL DUSTLESS CIRCULAR SAW C 5YA SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST No 0589 Oct 1999 C MODEL C 5YA ...

Page 2: ...6 6 1 Handling Instructions 6 6 2 Cautions on Name Plate 6 6 3 Precautions in Use 6 Service Section 7 PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY 7 7 1 Disassembly 7 7 2 Reassembly 10 7 3 Lubrication 12 7 4 Tightening Torque 12 7 5 Insulation 12 7 6 Cleaning the Cover 12 7 7 Wiring Procedure 13 7 8 Wiring Diagram 13 8 STANDARD REPAIR TIME UNIT SCHEDULES 14 Appendix Assembly Diagram for C 5YA 15 ...

Page 3: ...al circular saws can provide Hitachi is pleased to introduce the dust collecting Circular Saw Model C 5YA with adapter for connection to an appropriate power vacuum cleaner or Hitachi s exclusively designed dust collector or similar dust collecting equipment Increasing market requirements for human friendly power tools should result in a significant sales performance 3 APPLICATIONS 1 Cutting of T ...

Page 4: ...cy 2 Nearly dustless cutting with vacuum cleaner or similar device The hose of the dust collector can be directly mounted to the dust box through the rubber adapter according to the steps below Fig 2 1 Remove the rubber cap from the rear of the dust box 2 Connect the dust collector s hose firmly to the rubber adapter Insert the rubber adapter into the outlet of the dust cap Fig 1 Fig 2 Slide cover...

Page 5: ...This slide plate can guide the saw blade edge according to cutting depth Fig 4 Three lines are marked on the bottom of the base These lines indicate the standard blade edge positions and cutting depth according to thickness of workpieces Viewing from the bottom Fig 5 the right perpendicular lines indicate the standard blade edge positions at the maximum cutting depth Fig 3 Fig 4 Fig 5 Saw blade M4...

Page 6: ...pecified for Japan use only 7 Spindle lock mechanism The Model C 5YA is equipped with the same spindle lock mechanism as the compact circular saws for easy saw blade replacement 8 Other selling points A finger rest is provided on the base for accurate cutting Fig 6 A relief groove is provided on the bottom of the base to prevent snagging during operation Fig 7 Some dividers are arranged in the dus...

Page 7: ...wheel TCT saw blade 125 mm Saw blade diameter Cutting depth 0 37 mm Standard saw blade Voltage AC single phase 50 60 Hz 230 V Type of motor Single phase series commutator motor Housing Nylon resin green Handle cover Nylon resin green Gear cover Die cast aluminum alloy silver green Base Die cast aluminum alloy silver Dust box Polycarbonate resin transparent smoky gray Enclosure Full load current 4 ...

Page 8: ...iminated Accordingly general precautions and suggestions for the use of electric power tools and specific precautions and suggestions for the use of the Circular Saw are listed in the Handling Instructions to enhance the safe efficient use of the tool by the customer Salespersons must be thoroughly familiar with the contents of the Handling Instructions to be able to offer appropriate guidance to ...

Page 9: ... and adjust the Base Ass y 54 to the minimum cutting depth position then secure the Lever 60 in this position 2 Loosen the Machine Screw M6 x 55 17 and remove the Dust Box Ass y 14 from the Gear Cover 34 7 1 2 Removal of the TCT Saw Blade Fig 9 1 Push the Lock Lever 31 to secure the Armature 30 Loosen the Bolt W Washer M7 x 17 5 13 with the attached Box Wrench 10 mm 502 to remove Washer B 12 the T...

Page 10: ...olt M8 x 8 5 58 Lever 60 and Bolt Washer M8 61 2 Pull out the Roll Pin D6 x 30 56 which connects the Base Ass y 54 with the Gear Cover 34 7 1 6 Removal of the Spindle and Gear Set Fig 12 1 Loosen the two Seal Lock Flat Hd Screws M5 x 12 4 Tap the end surface of the Gear Cover 34 with a wooden hammer then the parts shown in Fig 12 can be removed 2 Push the end surface of the spindle using a hand pr...

Page 11: ...ing Ass y 22 with a wooden hammer The Armature 30 and Fan Guide 29 can then be removed 2 Remove the Fan Guide 29 Rubber Washer 24 and Bearing Lock 23 3 Remove the Ball Bearing 6001VVCMPS2L 32 and Ball Bearing 608VVC2PS2L 25 with a bearing puller and remove Washer A 26 Fig 13 32 31 30 29 26 25 24 23 22 B ...

Page 12: ... 14 and 15 1 When installing the Stator 28 in the Housing Ass y 22 attach the Wiring Block 27 to the Stator 28 and press fit them into the Housing Ass y 22 2 The brush terminals of the Wiring Block 27 are automatically connected to the Brush Holders 39 when the Stator 28 is press fitted At this time check that the brush terminals do not extend beyond the end of Brush Holders 39 If they do push the...

Page 13: ...rder Ensure that the Rubber Washer 24 is reassembled in the proper direction Steel washer side Rubber side Order of reassembly Fig 16 22 23 24 25 Fig 17 26 Clearance 7 2 4 Replacement of the Ball Bearing 608VVC2PS2L 25 When replacing the Ball Bearing 608VVC2PS2L 25 only ensure that Washer A 26 is reassembled in the proper direction and there is a clearance between the Ball Bearing 608VVC2PS2L 25 a...

Page 14: ...19 35 7 kgf cm Tapping Screw W Washers D5 x 60 46 30 5 kgf cm Tapping Screw W Flange D4 20 45 20 5 kgf cm Hex Socket Set Screw M5 x 8 38 7 5 2 5 kgf cm Brush Cap 41 10 5 kgf cm Machine Screw M6 x 55 17 18 4 kgf cm 7 5 Insulation After overhaul insulation testing and measurement of insulation resistance must be accomplished 7 6 Cleaning the Cover Clean the exterior of the tool with a soft cloth moi...

Page 15: ...not to pinch the leadwires between the housing and the handle cover Fig 18 Fig 19 Expanded drawing of switch 7 8 Wiring Diagram Fig 20 Fig 20 Leadwire from cord Leadwire from stator Insulator Blue Blue Brown Black Leadwires from stator Noise suppressor Armature Stator Switch Blue Black Blue Brown Cord 48 37 Fig 17 Leadwires from cord ...

Page 16: ...ll Bearing 6001VVCMPS2L Ball Bearing 608VVC2PS2L Lock Lever Rubber Washer Washer A Dust Box Ass y TCT Saw Blade Safety Cover A Ass y Return Spring Seal Packing B 60 min 50 Housing Ass y Stator Ball Bearing 626VVC2PS2L Spindle and Gear Set Bearing Holder Ball Bearing 6002DDCMPS2L Gear Cover Rubber Ring Base Ass y General Assembly ...

Page 17: ... 15 Assembly Diagram for C 5YA ...

Page 18: ... BLACK 3 21 NAME PLATE 1 22 311 954 HOUSING ASS Y 1 INCLUD 38 39 23 931 701 BEARING LOCK 1 24 308 058 RUBBER WASHER 1 25 608 VVM BALL BEARING 608VVC2PS2L 1 26 982 631 WASHER A 1 27 311 958 WIRING BLOCK 1 28 340 347E STATOR 220V 230V 1 29 307 917 FAN GUIDE 1 30 360 350E ARMATURE 220V 230V 1 31 307 918 LOCK LEVER 1 32 600 1VV BALL BEARING 6001VVCMPS2L 1 33 958 130 RUBBER RING 1 34 310 636 GEAR COVER...

Page 19: ...1 54 310 638 BASE ASS Y 1 INCLUD 52 53 55 57 55 308 109 SLOTTED HD SET SCREW SEAL LOCK M6X8 1 56 949 515 ROLL PIN D6X30 10 PCS 1 57 310 639 SLIDE PLATE 1 58 301 713 HEX BOLT M8X8 5 1 59 670 514 RETAINING RING E TYPE FOR D10 SHAFT 1 60 983 863 LEVER 1 61 949 433 BOLT WASHER M8 10 PCS 1 ALTERNATIVE PARTS 8 99 ...

Page 20: ...RIPTION NO USED REMARKS 501 302 756 GUIDE 1 502 940 543 BOX WRENCH 10MM 1 8 99 Printed in Japan 990830 N OPTIONAL ACCESSORIES ITEM NO CODE NO DESCRIPTION NO USED REMARKS 601 313 041 DIAMOND WHEEL SEGMENT 106MM D20 HOLE 1 602 310 632 TCT SAW BLADE A 125MM D20 HOLE NT18 1 ...

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