Hitachi GP 2S2 Techical Data And Service Manual
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Hitachi GP 2S2 Techical Data And Service Manual

25 mm (1”) portable grinder
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PRODUCT NAME
Hitachi Portable Grinder
Model
25 mm (1")
MARKETING OBJECTIVE
The new Model GP 2S2 was developed to replace the existing Model GP 2. The GP 2S2 has the same
specifications and performance as the GP 2, and is assembled at our production facility in Malaysia.
APPLICATIONS
• Finishing of dies for press working, die casting, and molding
• Finishing of thread-cutting dies, tools, and other small parts
• Internal grinding of tools and machine parts
SELLING POINTS
[SAME FEATURES AS THE CONVENTIONAL MODELS]
Powerful motor with high grinding speed
Compact, slim housing that is easy to grip
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.
GP 2S2
LIST No.
GP 2S2: F202
Apr. 2010
International Sales Division
G

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Summary of Contents for Hitachi GP 2S2

  • Page 1 25 mm (1”) MARKETING OBJECTIVE The new Model GP 2S2 was developed to replace the existing Model GP 2. The GP 2S2 has the same specifications and performance as the GP 2, and is assembled at our production facility in Malaysia.
  • Page 2 REMARK: • For more information about HANDLING INSTRUCTIONS, visit our website at: http://www.hitachi-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:...

  • Page 3: Table Of Contents

    PRECAUTIONS ON SALES PROMOTION ------------------------------------------------------------------------------ 5 1. Safety Instructions ------------------------------------------------------------------------------------------------------------------------- 2. Precautions Requiring Particular Attention during Sales Promotion ------------------------------------------ REPAIR GUIDE------------------------------------------------------------------------------------------------------------------ 7 1. Precautions on Disassembly and Reassembly ---------------------------------------------------------- 7 STANDARD REPAIR TIME (UNIT) SCHEDULES-------------------------------------------------------------------- 12 Assembly Diagram for GP 2S2...

  • Page 4: Selling Points

    SELLING POINTS Powerful motor with high grinding speed Model GP 2S2 Power input 520 W 500 W 400 W Compact, slim housing that is easy to grip 359 mm (14-1/8”)

  • Page 5: Specifications

    SPECIFICATIONS 1. Specifications Model GP 2S2 Item Max. wheel diameter 25 mm (1”) ø3 mm, ø6 mm, ø8 mm ø1/8”, ø1/4” Chuck grip diameter (Collet chuck supplied with main unit: ø6 or ø1/4”) Type of wheel Vitrified Power source AC single phase 50 or 60 Hz...

  • Page 6: Optional Accessories

    2. Optional Accessories (1) For 6-mm shaft diameter (Grit WA 60 PV) --- 10 pcs. per package Type Code No. Type Code No. KA-2 939101 KA-8 939107 KA-3 939102 KA-9 939108 KA-4 939103 KA-11 949023 KA-5 939104 KA-12 949021 KA-7 939106 KA-13 949022...

  • Page 7: Comparison With Similar Products

    COMPARISON WITH SIMILAR PRODUCTS 1. Comparison of Specifications Maker HITACHI Model Item GP 2S2 GP 2 Wheel diameter 25 (1”) 25 (1”) 25 (1”) 38 (1-1/2”) Power input* Max. output* No-load speed 29,000 25,000 27,000 25,000 Grip perimeter 200 (7-7/8”) 205 (8-5/64”)

  • Page 8: Precautions On Sales Promotion

    1. Safety Instructions In the interest of promoting the safest and most efficient use of the Model GP 2S2 Portable Grinder by all of our customers, it is very important when concluding a sale that the salesperson carefully ensure that the buyer seriously recognizes the importance of the Handling Instructions, and fully understands the precautions listed on the Name Plate or Caution Plate attached to each tool.

  • Page 9: Precautions Requiring Particular Attention During Sales Promotion

    [For Mexico] ADVERTENCIA Lea las instruciones de manejo antes de usar. [For Taiwan] 2. Precautions Requiring Particular Attention during Sales Promotion A. Precautions on usage (1) Trial run before operation Operating the grinder with a damaged or cracked whetstone is very dangerous. Please be sure to instruct the user to make a trial run by facing the whetstone away from any nearby person, and confirm that there is no abnormality before operating the grinder.

  • Page 10: Repair Guide

    REPAIR GUIDE 1. Precautions on Disassembly and Reassembly [Bold] numbers in the descriptions below correspond to numbers in the Parts List and exploded assembly diagram. Disassembly 1. Disassembly of the Armature Ass’y Fig. 1 (1) Loosen the Tapping Screw (W/Flange) D4 x Push down 16 [41] to pull out the Tail Cover [40].
  • Page 11 4. Disassembly of the Stator (A) (1) Remove the Armature Ass’y [17], and then pull out both Brush Holder [30] from the Housing [26]. (2) Disconnect the internal wires of the Stator (A) [20] from the Brush Holder [30]. (3) Loosen the set screw on the Slide Switch [35] and disconnect the two internal wires protruding from the Stator (A) [20].
  • Page 12 (2) Connect the four internal wires of Stator (A) [20] with the parts indicated in Fig. 4. Connect the internal wires correctly as shown in Fig. 5. Fig. 4 Connect to the Brush Holder [30] (Side A) Connect to the Brush Holder [30] (Side B) Side B Connect both the internal wire of the Noise...

  • Page 13: Tightening Torque

    (3) When connecting the Earth Terminal [37] to Fig. 6 the internal wire (middle wire among three) of Solderless connection the Noise Suppressor [38], strip off about 6 mm of the insulation sheath on the internal wire, and then press-connect it together with the Earth Terminal [37] with a clamping tool available on the market.

  • Page 14: Wiring Diagrams

    Wiring Diagrams (1) For European countries, Australia, New Zealand, South Africa, and China • Wiring Diagrams Slide Switch [35] Stator Ass'y (A) [20] Black or White Black Brown Choke coil White Noise Black Suppressor [38] Cord [46] Black Blue Choke coil White White Black or White...

  • Page 15: Standard Repair Time (Unit) Schedules

    STANDARD REPAIR TIME (UNIT) SCHEDULES Variable MODEL 60 min. Fixed Work Flow GP 2S2 Slide Switch Housing Cord Stator (A) Tail Cover Slide Bar Carbon Brush General Assembly Spindle Ball Bearing 6001VVCMPS2L Ball Bearing 6000VVCMPS2L Armature Ball Bearing 608VVC2PS2L Inner Cover...
  • Page 16 LIST NO. F202 HAND GRINDER • • 2010 4 22 Model GP 2S2 (E1)
  • Page 17 PARTS GP 2S2 ITEM CODE NO. DESCRIPTION REMARKS USED 331-421 COLLET CHUCK 6MM 331-422 COLLET CHUCK 1/4" FOR USA, CAN, MEX, PAN (120V), AUS 332-452 BEARING LID (B) 332-453 SPINDLE 600-1VV BALL BEARING 6001VVCMPS2L 932-617 RING 986-011 TAPPING SCREW (W/SP. WASHER) D5 X 30...
  • Page 18 PARTS GP 2S2 ITEM CODE NO. DESCRIPTION REMARKS USED 984-750 TAPPING SCREW (W/FLANGE) D4 X 16 317-811 SWITCH HOLDER 937-631 CORD CLIP 981-373 TUBE (D) 953-327 CORD ARMOR D8.8 938-051 CORD ARMOR D10.1 500-409Z CORD (CORD ARMOR D8.8) 500-247Z CORD (CORD ARMOR D8.8) FOR FIN, DEN, SWE, NOR...

  • Page 19: Ka-4

    STANDARD ACCESSORIES GP 2S2 ITEM CODE NO. DESCRIPTION REMARKS USED 936-553 WRENCH 12MM 936-638 WRENCH 17MM 324-548 SIDE HANDLE 330-061 FLANGED SLEEVE 330-060 SIDE HANDLE SLEEVE ASS'Y INCLUD. 503, 504 OPTIONAL ACCESSORIES ITEM CODE NO. DESCRIPTION REMARKS USED 932-624 COLLET CHUCK 3MM...

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