Hitachi CM 4ST, Technical Data And Service Manual

Page 1: ...tput of 1 950 W while a rubber cover over the switch trigger section and lock button prevents the entry of dust thus improving durability We are marketing this new 4 cutter with these features to increase market share and expand sales PRODUCT NAME Hitachi 4 Cutter Model CM 4ST Cutting and scribing of concrete stone brick tile and similar materials MARKETING OBJECTIVE APPLICATIONS SELLING POINTS SP...

Page 2: ...tachi koki com manual_view_export Throughout this TECHNICAL DATA AND SERVICE MANUAL a symbol s is are used in the place of company name s and model name s of our competitor s The symbol s utilized here is are as follows Competitors Symbols Utilized Company Name Model Name C MAKITA 4100NHZ ...

Page 3: ...tions 3 COMPARISON WITH SIMILAR PRODUCTS 4 1 Comparison of Specifications 4 PRECAUTIONS ON SALES PROMOTION 5 1 Safety Instructions 5 REPAIR GUIDE 7 1 Precautions on Disassembly and Reassembly 7 STANDARD REPAIR TIME UNIT SCHEDULES 11 Assembly Diagram for CM 4ST ...

Page 4: ...output of 1 950 W achieves overload durability 1 2 times greater than that of the conventional model Dust proof switch Because the switch trigger section and lock button are both covered with rubber this model is structured to prevent the entry of dust into the handle that contains the switch and wiring SELLING POINT DESCRIPTIONS SELLING POINTS Provision of rubber cover Maker Model Item HITACHI CM...

Page 5: ... with no load ø110 mm rim type with diamond wheel attached Maker Model Item HITACHI CM 4ST C Noise with no load m s2 2 0 3 7 Vibration with no load dB 87 90 Compact body The compact body improves operability compared with the conventional model Smart gear cover and base The silver painted gear cover and glossy coated base enhance product appearance compared with the conventional model Comparison o...

Page 6: ...l Full load current and Power input Power input 1 300 W Rotation speed No load 13 000 min 1 Net 2 9 kg 6 4 lbs Weight Gross 3 6 kg 8 0 lbs Packing Corrugated cardboard box Type Two core cabtire cable Cord Overall length 2 0 m 6 6 ft Standard accessories Wrench 2 Optional accessories Water plug Rubber adapter Vinyl hose Diamond wheel Segment type for dry cutting Diameter 105 mm 4 Rim type for wet c...

Page 7: ...111 3 7 m s2 Current A 6 2 6 3 6 1 Speed min 1 8 900 7 900 8 500 Torque N m 0 82 1 11 ft lbs 0 90 1 22 ft lbs 0 82 1 11 ft lbs Full load Output W 770 740 730 Max output W 1 950 2 090 1 640 Max torque N m 12 6 17 1 ft lbs 16 5 22 4 ft lbs 9 4 12 8 ft lbs Characteristics Weight excluding cord Kg 2 99 6 6 lbs 2 94 6 5 lbs 2 94 6 5 lbs L1 mm 214 8 27 64 204 8 1 32 228 8 63 64 L2 mm 201 7 29 32 204 8 1...

Page 8: ...e that contains the following basic safety precautions on use of the tool For Mexico and Panama For Taiwan C Precautions on usage While basic precautions on use are listed in the Handling Instructions and on the Name Plate make sure that the customer understands and follows the special precautions listed below The Model CM 4ST is an electric power tool designed for use with water Accordingly it is...

Page 9: ...sive strength 240 kg cm2 105 dia diamond wheel Segment type 10 mm Approx 200 m Wet Concrete Compressive strength 240 kg cm2 110 dia Diamond wheel Rim type 20 mm Approx 200 m E Diamond wheel As illustrated in Fig 1 the diamond wheel consists of a thin layer of diamond material permanently fused to the outer circumference of the wheel base material The diamond layer consists of diamond grain and its...

Page 10: ... 20 that fasten the Housing Ass y 16 and Gear Cover 41 and then remove the Gear Cover 2 Loosen the Wing Bolt M6 x 37 55 that couples the Base 52 and Gear Cover 41 and then remove the Spring Washer M6 54 and Sleeve 53 3 Extract the Roll Pin D6 x 32 51 that fastens the Base 52 and Gear Cover 41 and then remove the Base 52 3 Disassembly of the spindle gear 1 Loosen the two Seal Lock Screw W Sp Washer...

Page 11: ...cing the Ball Bearing 629VVC2PS2L 43 and Ball Bearing 608VVC2PS2L 9 be very careful to ensure that Washer A 45 and the Dust Seal 8 are reassembled in the proper direction as shown in Fig 5 Insert 5 g of grease Nippeco SEP 3A Code No 930035 recommended into the gear chamber of the Gear Cover 41 Grease the teeth of the Pinion 42 and the gear of the Spindle And Gear Set 39 by using a brush Liberally ...

Page 12: ... suppressor Switch 14 Noise Suppressor 23 Switch 14 Fig 6 1 For products with noise suppressor 2 For products without noise suppressor Internal Wiring Wiring Diagram Switch 14 Stator Ass y 5 Cord 29 Armature 47 Noise Suppressor 23 Armature 47 Stator Ass y 5 Switch 14 Cord 29 ...

Page 13: ...minute with no abnormalities 220 V to 240 V AC 2 500 V 1 minute with no abnormalities 110 V to 127 V After no load operation for 30 minutes the no load current values should be as follows Voltage V 110 120 127 220 230 240 Current A Max 5 0 4 4 4 6 2 7 2 6 2 7 Diamond wheel runout Deflection of the diamond wheel must be 0 6 mm or less at the 100 mm dia points Insulation Tests No Load Current Value ...

Page 14: ...y Handle Cover Cord Cord Armor Switch Base Armature Ball Bearing 608VVC2PS2L Ball Bearing 629VVC2PS2L Pinion Gear Cover Spindle And Gear Set Bearing Holder Bearing Cap Ball Bearing 606ZZC2PS2L Ball Bearing 6002VVCMPS2L Housing Ass y Stator Ass y STANDARD REPAIR TIME UNIT SCHEDULES ...

Page 15: ...del CM 4ST CUTTER LIST NO E725 E1 2010 8 16 55 1 2 3 4 5 6 7 8 9 10 11 12 13 14 16 17 18 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 501 19 15 ...

Page 16: ...9 938 477 HEX SOCKET SET SCREW M5 X 8 2 20 317 751 MACHINE SCREW W WASHERS M5 X 25 3 21 316 394 THRUST WASHER 1 22 931 701 BEARING LOCK 1 23 994 273 NOISE SUPPRESSOR 1 FOR TPE KOR 24 980 063 TERMINAL 2 FOR NOISE SUPPRESSOR 25 938 108 TERMINAL 1 FOR NOISE SUPPRESSOR 26 984 750 TAPPING SCREW W FLANGE D4 X 16 2 27 960 266 CORD CLIP 1 28 953 327 CORD ARMOR D8 8 1 28 938 051 CORD ARMOR D10 1 1 29 500 2...

Page 17: ... M5 X 25 2 49 303 326 BOLT LEFT HAND M7 X 15 1 50 956 878 WASHER A 1 51 949 576 ROLL PIN D6 X 32 10 PCS 1 52 317 759 BASE 1 53 303 330 SLEEVE 1 54 949 455 SPRING WASHER M6 10 PCS 1 55 303 331 WING BOLT M6 X 37 1 DESCRIPTION REMARKS 501 941 057 WRENCH HEX SOCKET 10 19 2MM 2 DESCRIPTION REMARKS 601 303 648 WATER PLUG 1 602 956 885 RUBBER CONNECTOR 1 603 956 883 HOSE 1 604 321 192 DIAMOND WHEEL SEGME...

Page 18: ...CM 4ST DESCRIPTION REMARKS 4 Printed in Japan 8 10 100816N ALTERNATIVE PARTS NO USED CODE NO ITEM NO ...