Hitachi G 10SD2 Technical Data And Service Manual
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Hitachi G 10SD2 Technical Data And Service Manual

Hitachi disc grinders technical data and service manual
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DISC GRINDERS
G 10SD2, G 12S2, G 13SD
LIST Nos. G 10SD2: E234
G 12S2:
E235
G 13SD: E236
REVISED
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
MODEL
G 10SD2, G 12S2,
G 13SD
POWER TOOLS
Sep. 2001
TECHNICAL DATA
AND
SERVICE MANUAL
G
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  • Page 1 MODEL G 10SD2, G 12S2, G 13SD POWER TOOLS TECHNICAL DATA DISC GRINDERS G 10SD2, G 12S2, G 13SD SERVICE MANUAL LIST Nos. G 10SD2: E234 Sep. 2001 G 12S2: E235 G 13SD: E236 REVISED SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT...
  • Page 2 REMARK: 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: G 10SD1 Competitor Symbol Utilized Company Name Model Name 9526NB MAKITA G 12S2...

  • Page 3: Table Of Contents

    • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Assembly Diagram for G 10SD2 •...

  • Page 4: Product Name

    However, to maintain leadership in the marketplace and promote greater sales, more powerful models with superior dust-proof construction are demanded. To address this need, the Models G 10SD2 and G 12S2 incorporate many significant upgrades over current Models G 10SD1 and G 12S1.
  • Page 5 • Excellent overload durability The Models G 10SD2, G 12S2 and G 13SD provide excellent overload durability thanks an improved cooling mechanism and a high-power motor. Practical test data: Comparison of torque when the stator coil temperature rise is 200 ˚K...

  • Page 6: Specifications

    5. SPECIFICATIONS Model G 10SD2 G 12S2 G 13SD Item O.D. 100 mm (4") O.D. 115 mm (4-1/2") O.D. 125 mm (5") Dimensions x Thickness 4 mm (5/32") x Thickness 6 mm (1/4") x Thickness 6 mm (1/4") x I.D. 16 mm (5/8") x I.D.

  • Page 7: Comparisons With Similar Products

    6. COMPARISONS WITH SIMILAR PRODUCTS 6-1. Specification Comparisons Maker HITACHI Model G 10SD2 G 10SD1 Wheel diameter 100 (4") 100 (4") 100 (4") Power input* Output* Max. output* 1,000 /min No-load speed 11,000 11,000 11,000 56 dia. (2-7/32") 63 dia. (2-1/2") 63 dia.
  • Page 8 Maker HITACHI Model G 12S2 G 12S1 Wheel diameter 115 (4-1/2") 115 (4-1/2") 115 (4-1/2") 115 (4-1/2") Power input* Output* Max. output* 1,000 /min No-load speed 11,000 11,000 11,000 11,000 56 dia. 63 dia. 59 dia. 63 dia. (2-1/2") (2-7/32") (2-5/16") (2-1/2") Grip diameter...
  • Page 9 Maker HITACHI Model G 13SD Wheel diameter 125 (5") 125 (5") Power input* Output* Max. output* 1,000 /min No-load speed 10,000 11,000 56 dia. 63 dia. (2-1/2") (2-7/32") Grip diameter Grip perimeter 207 (8-9/64") 195 (7-43/64") 250 (9-7/8") 257 (10-1/8") Dimensions 63 (2-1/2") 70 (2-3/4")

  • Page 10: Comparisons In Torque Vs. Rotation Speed And Stator Coil Temperature Rise

    (2) The motor speed of the Models G 10SD2 and G 12S2 is about 10 % higher than that of B and C at the same torque. This means that the working efficiency of the Models G 10SD2 and G 12S2 is superior to the other maker's models.
  • Page 11 10,000 Rotation speed of spindle 8,000 HITACHI G 13SD 6,000 4,000 HITACHI G 13SD 2,000 Stator coil temp. rise : Burn-out point Load Fig. 2 Comparison in torque vs. rotation speed and stator coil temperature rise (G 13SD) Fig. 2 indicates: (1) The Model G 13SD is equipped with a high-power motor and improved cooling mechanism.

  • Page 12: Precautions In Sales Promotion

    7. PRECAUTIONS IN SALES PROMOTION In the interest of promoting the safest and most efficient use of the Models G 10SD2, G 12S2 and G 13SD Disc Grinders by all of our customers, it is very important that at the time of sale, the salesperson carefully ensures that the buyer seriously recognizes the importance of the constants of the Handling Instructions, and fully understands the meaning of the precautions listed on the Name Plate or Caution Plate attached to each tool.

  • Page 13: Precautions On Usage

    7-3. Precautions on Usage (1) The wheel guard must be aligned in relation to the side handle mounting position. As illustrated in Figs. 3 and 4, the customer should be instructed that the wheel guard mounting angle must be aligned and fixed in accordance with the side handle mounting position so that the operator's hand will not contact the depressed center wheel.

  • Page 14: Precautions In Disassembly And Reassembly

    The [Bold] numbers in the descriptions below correspond to the numbers in the Parts List and the exploded assembly diagram for G 10SD2 and G 12S2, and the numbers to those in the Parts List and the exploded assembly diagram for G 13SD.

  • Page 15: Reassembly

    (5) Disassembly of the gear (Fig. 5) 1 Loosen the four Seal Lock Screws M4 x 12 [23] <23> fixing the Packing Gland [22] <22>, and remove the Packing Gland [22] <22> from the Gear Cover Ass'y [4] <4>. 2 Support the bottom of the Packing Gland [22] <22> with a jig, and push down on the upper portion of the Spindle [25] <25>...
  • Page 16 (4) Connect the four internal wires of Stator (A) [12] <12> with the parts indicated in Fig. 7. Connect the internal wires correctly as shown in Fig. 8. Connect to the Brush Holder [40] <41> (Side A) Connect to the Brush Holder [40] <41>...

  • Page 17: Lubrication Points And Types Of Lubricant

    (5) When connecting the Earth Terminal [46] <47> to the internal wire (the middle wire among three) of the Noise Suppressor [47] <48>, strip the insulation sheath on the internal wire by about 6 mm and press connect it together with the Earth Terminal [46] <47> with a clamping tool available on the market. Solderless connection Fig.

  • Page 18: Wiring Diagrams

    8-5. Wiring Diagrams (1) For European countries, Australia, New Zealand, South Africa and China Switch Stator Black Brown Black Black Noise suppressor Cord Blue Black White Stator Black (2) For other countries Switch Stator Black Brown Black Black Cord Blue Black White Stator...

  • Page 19: Insulation Tests

    8-6. Insulation Tests On completion of disassembly and repair, measure the insulation resistance, and conduct the dielectric strength test. Insulation resistance: or more with DC 500V Megohm Tester Dielectric strength test: AC 4,000 V/1 minute, with no abnormalities 220 V --- 240 V products •...

  • Page 20: Standard Repair Time (Unit) Schedules

    9. STANDARD REPAIR TIME (UNIT) SCHEDULES Variable MODEL 60 min. Fixed Work Flow G 10SD2 G 12S2 Slide Switch Cord Housing Tail Cover Startor (A) G 13SD Carbon Brush Slide Bar General Assembly Pinion Ball Bearing (628 VV) Bearing Holder...

  • Page 21: Assembly Diagram For G 10Sd2

    Assembly Diagram for G 10SD2 --- 18 ---...
  • Page 22 G 10SD2 PARTS ITEM CODE NO. DESCRIPTION REMARKS USED 937-807 TAPPING SCREW D5X25 317-807 GUARD PLATE 301-944 PUSHING BUTTON 316-484 GEAR COVER ASS’Y INCLUD.3,15,16 301-941 SPECIAL NUT M7 317-820 PINION 628-VVC BALL BEARING 628VVC2PS2-L 316-480 BEARING HOLDER 360-497C ARMATURE 110V...
  • Page 23 G 10SD2 PARTS ITEM CODE NO. DESCRIPTION REMARKS USED 981-373 TUBE (D) FOR NOISE SUPPRESSOR 953-327 CORD ARMOR D8.8 317-808 TAIL COVER 307-811 TAPPING SCREW (W/FLANGE) D4X16 (BLACK) 500-455Z CORD (CORD ARMOR D8.8) 500-409Z CORD (CORD ARMOR D8.8) FOR INA...

  • Page 24: Standard Accessories

    G 10SD2 STANDARD ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 313-933 WRENCH 302-142 SIDE HANDLE OPTIONAL ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 936-558Z RUBBER PAD 935-513 WASHER NUT M10XP1.5 936-548 WASHER 314-051 SANDING DISCS 100MM C-P16 (10 PCS.) 314-052 SANDING DISCS 100MM C-P20 (10 PCS.)

  • Page 25: Assembly Diagram For G 12S2

    E235 LIST NO. ELECTRIC TOOL PARTS LIST DISC GRINDER 2001 • • Model G 12S2 (E2)
  • Page 26 PARTS G 12S2 ITEM CODE NO. DESCRIPTION REMARKS USED 937-807 TAPPING SCREW D5X25 317-807 GUARD PLATE 301-944 PUSHING BUTTON 316-484 GEAR COVER ASS’Y INCLUD.3,15,16 301-941 SPECIAL NUT M7 317-820 PINION 628-VVC BALL BEARING 628VVC2PS2L 316-480 BEARING HOLDER 360-497C ARMATURE 110V 360-497E ARMATURE 220V 360-497F...
  • Page 27 PARTS G 12S2 ITEM CODE NO. DESCRIPTION REMARKS USED 980-778 SLIDE SWITCH (2P PILLAR TYPE) 984-750 TAPPING SCREW (W/FLANGE) D4X16 314-854 EARTH TERMINAL FOR NOISE SUPPRESSOR 994-273 NOISE SUPPRESSOR EXCEPT FOR SYR,USA,CAN 981-373 TUBE (D) FOR NOISE SUPPRESSOR 953-327 CORD ARMOR D8.8 317-808 TAIL COVER 307-811...
  • Page 28 STANDARD ACCESSORIES G 12S2 ITEM CODE NO. DESCRIPTION REMARKS USED 938-332Z WRENCH 302-142 SIDE HANDLE 302-739 SIDE HANDLE (C) FOR USA,CAN OPTIONAL ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 937-825Z RUBBER PAD 938-317 RUBBER PAD FOR USA,CAN 937-826Z WASHER NUT 938-318 WASHER NUT FOR USA,CAN...

  • Page 29: Assembly Diagram For G 13Sd

    E236 LIST NO. ELECTRIC TOOL PARTS LIST DISC GRINDER 2001 • • Model G 13SD (E2)
  • Page 30 PARTS G 13SD ITEM CODE NO. DESCRIPTION REMARKS USED 937-807 TAPPING SCREW D5X25 317-807 GUARD PLATE 301-944 PUSHING BUTTON 316-484 GEAR COVER ASS’Y INCLUD.3,15,16 301-941 SPECIAL NUT M7 316-437 PINION 628-VVC BALL BEARING 628VVC2PS2L 316-480 BEARING HOLDER 360-497C ARMATURE 110V 360-497E ARMATURE 220V 360-497F...
  • Page 31 PARTS G 13SD ITEM CODE NO. DESCRIPTION REMARKS USED 994-273 NOISE SUPPRESSOR EXCEPT FOR INA,HKG 981-373 TUBE (D) FOR NOISE SUPPRESSOR 953-327 CORD ARMOR D8.8 317-808 TAIL COVER 307-811 TAPPING SCREW (W/FLANGE) D4X16 (BLACK) 500-409Z CORD (CORD ARMOR D8.8) 500-237Z CORD (CORD ARMOR D8.8) FOR HKG,GBR 500-439Z...
  • Page 32 STANDARD ACCESSORIES G 13SD ITEM CODE NO. DESCRIPTION REMARKS USED 938-332Z WRENCH 302-142 SIDE HANDLE OPTIONAL ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 310-338 SUPER WASHER 994-309 HANDLE JOINT --- 4 --- Printed in Japan 3 -- 01 * ALTERNATIVE PARTS (010330N)

This manual is also suitable for:

G 12s2G 13sd

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