Hitachi G 18SR Technical Data And Service Manual Download Page 26 | Manualshive

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ELECTRIC TOOL PARTS LIST

LIST NO. E273

DISC GRINDER
Model G 23SR

2006

•

4

•

14

(E1)

Hitachi Power Tools

501

502

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2

5

3

4

6

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8

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10

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12

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503

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Summary of Contents for G 18SR

Page 1: ...L DISC GRINDER G 18SR G 18SRU G 23SR G 23SRU SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT LIST Nos G 18SR E275 G 18SRU E276 G 23SR E273 G 23SRU E274 Apr 2006 G MODELS G 18SR G 18SRU G 23SR G 23SRU Hitachi Power Tools ...

Page 2: ...L 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 Symbols Utilized Competitors Company Name Model Name MAKITA 9067 9069 9067SF 9069SF B BOSCH GWS21 180JHV GWS21 230JHV C ...

Page 3: ...SIMILAR PRODUCTS 5 6 1 Specification Comparisons 5 6 2 Practical Test Data 6 7 PRECAUTIONS IN SALES PROMOTION 7 7 1 Handling Instructions 7 7 2 Caution on Name Plate 7 7 3 Precautions on Usage 7 8 PRECAUTIONS IN DISASSEMBLY AND REASSEMBLY 8 8 1 Disassembly 8 8 2 Reassembly 10 8 3 Lubrication Points and Types of Lubricant 12 8 4 Tightening Torque 12 8 5 Wiring Diagram 13 8 6 Insulation Tests 13 8 7...

Page 4: ... s low price series in 2001 However we have a hard time with C s more competitively priced products To cope with this severe situation we introduce the new G 23SR series that are comparably priced and superior in power and durability to B and C s low price series 3 APPLICATIONS Deburring diecast products and finishing iron bronze aluminum and diecast products Finishing welds and torch cut surfaces...

Page 5: ...ig 2 Fig 1 4 2 Wear Resistance of Armature Coil Both ends of the armature coil are sealed with heat resistant adhesive in addition to varnish treatment to minimize wear of the armature coil caused by dust Fig 3 4 3 Dust proof Ball Bearing thanks to the Labyrinth Construction The ball bearing retainers at both sides of the armature have a labyrinth construction to make the ball bearings dust proof ...

Page 6: ... of the ball bearing retainer Housing Bearing bushing Fig 5 4 5 Construction to Protect Grease Leakage 1 A rubber ring is added to the ball bearing section of the fan side to protect grease leakage 2 An O ring is added to the spindle lock section to protect grease leakage M10 special nut Spring Felt packing Seal washer Rubber ring B Metal Gear cover Pushing button O ring Ball bearing section of th...

Page 7: ... center wheel 180 mm 7 Code No 316824 1 2 Side handle Code No 340304 1 Wrench Code No 987913Z 1 Voltage and power input AC single phase commutator motor Housing Black Handle Green Gear cover packing gland Aluminum alloy diecasting Polyamide resin with glassfiber Depressed center wheel 230 mm 9 Code No 316825 1 2 Side handle Code No 340304 1 Wrench Code No 937913Z 1 Wheet nut B Code No 937917Z 1 2 ...

Page 8: ...lbs 4 4 9 70 lbs 458 18 1 32 92 3 20 32 1 Depends on market 2 Service life of carbon brushes in the continuous rated load test 3 Weight without cord side handle depressed center wheel wheel nut wheel washer and wheel guard C B 230 9 2 100 1 270 3 100 6 500 90 170 4 4 9 70 lbs 4 6 10 14 lbs 495 19 16 32 85 3 11 32 HITACHI G 23SR G 23SRU 230 9 2 000 1 330 3 300 6 600 90 120 4 3 9 48 lbs 4 5 9 92 lbs...

Page 9: ...erature rise of stator coil section The graph below shows the relationship between load and temperature rise of the stator coil The temperature rise of the Model G 23SR is the lowest among the competitive models This means that the resistance to overload usage of the Models G 23SR and G 23SF2 is superior to other maker s models Fig 7 ...

Page 10: ...ions for the use of the disc grinders are listed in the Handling Instructions to enhance the safe and 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 the customer during sales promotion 7 2 Caution on Name Plate Each tool is provided with a Name Plate which contains the fol...

Page 11: ...t simultaneously with the Gear Cover Ass y 5 5 Packing Gland 27 27 and related parts 4 Remove the four Hex Socket Hd Bolts W Flange M5 x 16 28 28 5 After removing the two Seal Lock Screws W Sp Washer M5 x 14 Black 1 1 the Armature 13 13 can be extracted together with Bearing Cover A 12 12 and the related parts 6 Carefully wrap the Armature 13 13 with a soft clean rag to protect it from being damag...

Page 12: ...y 16 16 from the Housing 40 48 If the Stator Ass y 16 16 cannot be easily removed from the Housing 40 48 disassembly can be facilitated by heating the Housing 40 48 to a temperature of approximately 60ûC 140ûF with an appropriate heating device 4 Removal of the Gear 20 20 1 Loosen the four Hex Socket Hd Bolts W Flange M5 x 16 28 28 and remove the Packing Gland 27 27 together with the Spindle 25 25...

Page 13: ...e commutator side press inward on the Dust Seal 37 45 while taking care of its direction until the end face of the Dust Seal 37 45 hits against the butting surface of the Armature 13 13 and make sure that the Dust Seal 37 45 cannot turn freely See Fig 10 The Dust Seal 37 45 is an important element for improved dust protection of the Ball Bearing 6000VVCMPS2L 38 46 Be sure to use a new one at every...

Page 14: ...l wires caught in parts Fig 11 Pass the internal wire of the cord through this area Fit the internal wire in the groove securely Insert the terminal securely a Models G 18SR G 23SR b Models G 18SRU G 23SRU Pass the internal wire of the cord through this area Fit the internal wire in the groove securely Insert the terminal securely Resistor ass y ...

Page 15: ...ghtening Torque Tapping Screws W Flange D4 x 16 43 51 52 61 2 0 0 5 N m 20 5 kgf cm 1 5 0 4 ft lbs Seal Lock Screws W Sp Washer M5 x 14 1 1 4 9 1 0 N m 50 10 kgf cm 3 6 0 8 ft lbs Tapping Screw W Flange D5 x 35 2 2 3 4 0 7 N m 35 7 kgf cm 2 5 0 5 ft lbs Hex Socket Hd Bolt W Flange M5 x 16 28 28 7 8 1 5 N m 80 15 kgf cm 5 8 1 1 ft lbs Special Nut M10 6 6 20 4 3 1 N m 200 30 kgf cm 14 4 2 2 ft lbs M...

Page 16: ...r between live parts and accessible metal parts Dielectric strength After switch is turned on there must be no trouble when the voltage indicated below is provided between live parts and accessible metal parts Less than 150 V of rated voltage 3 000 V x 3 sec More than 150 V of rated voltage 4 400 V x 3 sec 8 7 No load Current Value After no load operation for 30 minutes the no load current value s...

Page 17: ...Stator Wheel Guard Ass y Handle B General Assembly G 18SR G 18SRU Gear Cover Ass y G 23SR G 23SRU Handle A Switch Cord Bearing Cover B Ball Bearing 6302VV Felt Packing B Packing Gland Spindle Pinion Seal Washer Felt Packing Ball Bearing 6301VV Rubber Ring B Bearing Cover Armature Dust Seal Ball Bearing 6000VV Bearing Bushing ...

Page 18: ...ST NO E275 DISC GRINDER Model G 18SR 2006 4 14 E1 Hitachi Power Tools 501 1 2 5 3 4 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 45 46 47 48 49 51 52 53 54 55 44 50 17 ...

Page 19: ...REW M5X10 10 PCS 2 22 320 229 BEARING COVER B 1 23 630 2VV BALL BEARING 6302VVCMPS2L 1 24 990 852 FELT PACKING B 1 25 320 234 SPINDLE 1 26 320 228 SEAL PLATE 1 27 320 227 PACKING GLAND 1 28 994 192 HEX SOCKET HD BOLT W FLANGE M5X16 4 29 306 887 BOLT M8X22 1 30 306 124 WHEEL GUARD ASS Y 1 31 937 907Z WHEEL WASHER A 1 32 316 824 D C WHEELS 180MM A24R 25 PCS 1 33 937 909Z WHEEL NUT M14X2 1 34 320 218...

Page 20: ...WITCH 2P PILLAR TYPE W SAFETY LOCK 1 OFF LOCK 51 960 266 CORD CLIP 1 52 984 750 TAPPING SCREW W FLANGE D4X16 2 53 981 373 TUBE D 2 FOR CORD 54 940 778 CORD ARMOR D10 7 1 54 958 049 CORD ARMOR D8 2 1 55 500 247Z CORD 1 CORD ARMOR D10 7 FOR EUROPE 55 500 234Z CORD 1 CORD ARMOR D8 2 FOR SYR IND INA ...

Page 21: ...EM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES ITEM NO CODE NO DESCRIPTION REMARKS NO USED G 18SR Printed in Japan 060414N 501 325 491 WRENCH 1 601 323 993 PIPE HANDLE SET 1 INCLUD 602 602 985 597 BOLT M14 2 603 310 337 SUPER WASHER 1 ...

Page 22: ...C GRINDER Model G 18SRU 2006 4 14 E1 Hitachi Power Tools 59 501 30 34 35 36 37 38 39 40 56 1 2 5 3 4 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 42 43 44 45 46 47 48 49 50 51 53 54 55 57 60 61 62 63 64 52 58 17 ...

Page 23: ...BEARING COVER B 1 23 630 2VV BALL BEARING 6302VVCMPS2L 1 24 990 852 FELT PACKING B 1 25 320 234 SPINDLE 1 26 320 228 SEAL PLATE 1 27 320 227 PACKING GLAND 1 28 994 192 HEX SOCKET HD BOLT W FLANGE M5X16 4 29 306 887 BOLT M8X22 1 EXCEPT FOR HOL 30 306 124 WHEEL GUARD ASS Y 1 INCLUD 29 30 321 543 WHEEL GUARD ASS Y 1 INCLUD 34 40 FOR HOL 31 937 907Z WHEEL WASHER A 1 32 316 824 D C WHEELS 180MM A24R 25...

Page 24: ...99 074 CARBON BRUSH AUTO STOP TYPE 1 PAIR 1 55 980 487 BRUSH HOLDER 2 56 325 642 HANDLE A 1 57 320 236 RESISTOR 1 58 938 477 HEX SOCKET SET SCREW M5X8 2 59 320 235 SWITCH 2P PILLAR TYPE W SAFETY LOCK 1 60 960 266 CORD CLIP 1 61 984 750 TAPPING SCREW W FLANGE D4X16 2 62 981 373 TUBE D 2 FOR CORD 63 940 778 CORD ARMOR D10 7 1 64 500 247Z CORD 1 CORD ARMOR D10 7 ...

Page 25: ...EM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES ITEM NO CODE NO DESCRIPTION REMARKS NO USED G 18SRU Printed in Japan 060414N 501 325 491 WRENCH 1 601 323 993 PIPE HANDLE SET 1 INCLUD 602 602 985 597 BOLT M14 2 603 310 337 SUPER WASHER 1 ...

Page 26: ...O E273 DISC GRINDER Model G 23SR 2006 4 14 E1 Hitachi Power Tools 501 502 1 2 5 3 4 6 7 8 9 10 11 12 13 14 15 16 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 45 46 47 48 49 51 52 53 54 55 44 50 17 18 503 ...

Page 27: ...ANDLE FOR M14 1 19 939 542 RETAINING RING FOR D12 SHAFT 10 PCS 1 20 320 224 GEAR 1 21 949 236 MACHINE SCREW M5X10 10 PCS 2 22 320 229 BEARING COVER B 1 23 630 2VV BALL BEARING 6302VVCMPS2L 1 24 990 852 FELT PACKING B 1 25 320 234 SPINDLE 1 26 320 228 SEAL PLATE 1 27 320 227 PACKING GLAND 1 28 994 192 HEX SOCKET HD BOLT W FLANGE M5X16 4 29 306 887 BOLT M8X22 1 30 306 120 WHEEL GUARD ASS Y 1 INCLUD ...

Page 28: ...SAFETY LOCK 1 W LOCK 51 960 266 CORD CLIP 1 52 984 750 TAPPING SCREW W FLANGE D4X16 2 53 981 373 TUBE D 1 53 961 820 TUBE D 2 FOR GBR 110V 54 958 049 CORD ARMOR D8 2 1 54 940 778 CORD ARMOR D10 7 1 55 500 247Z CORD 1 CORD ARMOR D10 7 55 500 450Z CORD 1 CORD ARMOR D10 7 FOR GBR 230V 55 500 246Z CORD 1 CORD ARMOR D10 7 FOR GBR 110V 55 500 245Z CORD 1 CORD ARMOR D10 7 FOR SYR 55 500 234Z CORD 1 CORD ...

Page 29: ...S NO USED STANDARD ACCESSORIES ITEM NO CODE NO DESCRIPTION REMARKS NO USED G 23SR Printed in Japan 060414N 501 325 491 WRENCH 1 502 937 917Z WHEEL NUT B 1 FOR AUS 503 326 175 CASE 1 FOR EUROPE 601 323 993 PIPE HANDLE SET 1 INCLUD 602 602 985 597 BOLT M14 2 603 310 337 SUPER WASHER 1 ...

Page 30: ...C GRINDER Model G 23SRU 2006 4 14 E1 Hitachi Power Tools 30 56 59 501 34 35 36 37 38 39 40 1 2 5 3 4 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 42 43 44 45 46 47 48 49 50 51 53 54 55 57 60 61 62 63 64 52 58 17 ...

Page 31: ... 229 BEARING COVER B 1 23 630 2VV BALL BEARING 6302VVCMPS2L 1 24 990 852 FELT PACKING B 1 25 320 234 SPINDLE 1 26 320 228 SEAL PLATE 1 27 320 227 PACKING GLAND 1 28 994 192 HEX SOCKET HD BOLT W FLANGE M5X16 4 29 306 887 BOLT M8X22 1 EXCEPT FOR HOL 30 306 120 WHEEL GUARD ASS Y 1 30 321 547 WHEEL GUARD ASS Y 1 INCLUD 34 40 FOR HOL 31 937 909Z WHEEL NUT M14X2 1 32 316 825 D C WHEELS 230MM A24R 25 PCS...

Page 32: ...TO STOP TYPE 1 PAIR 1 55 980 487 BRUSH HOLDER 2 56 325 642 HANDLE A 1 57 320 236 RESISTOR 1 58 938 477 HEX SOCKET SET SCREW M5X8 2 59 320 235 SWITCH 2P PILLAR TYPE W SAFETY LOCK 1 60 960 266 CORD CLIP 1 61 984 750 TAPPING SCREW W FLANGE D4X16 2 62 981 373 TUBE D 2 FOR CORD 63 940 778 CORD ARMOR D10 7 1 64 500 247Z CORD 1 CORD ARMOR D10 7 64 500 248Z CORD 1 CORD ARMOR D10 7 FOR SUI ...

Page 33: ...EM NO CODE NO DESCRIPTION REMARKS NO USED STANDARD ACCESSORIES ITEM NO CODE NO DESCRIPTION REMARKS NO USED G 23SRU Printed in Japan 060414N 501 325 491 WRENCH 1 601 323 993 PIPE HANDLE SET 1 INCLUD 602 602 985 597 BOLT M14 2 603 310 337 SUPER WASHER 1 ...

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