Hitachi DH 22PG Скачать руководство пользователя | Manualshive

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PRODUCT NAME

Hitachi Rotary Hammer

Model

DH 22PG

[ NEW FEATURES ]

Most compact and lightweight in its class for

ease of operation

Hitachi’s own internal pressure adjustment

mechanism

Clutch-cut type idle striking prevention

mechanism

The new Model DH 22PG features the concrete drilling capability with the maximum drill bit diameter 22 mm and
the use of SDS-plus shank tools. This is a professional-use and low-priced rotary hammer.
The main features of the Model DH 22PG are as follows:
(1) Most compact and lightweight in its class: 289 mm in overall length and 1.9 kg in weight
(2) The internal pressure adjustment mechanism prevents grease leakage.
(3) The idle striking prevention mechanism prevents reciprocating motion during no-load operation to reduce
noise.

LIST No. E497
Aug. 2007

    Drilling holes in concrete, brick and stone
    Drilling holes in steel and wood
    Tightening and loosening machine screws and wood screws

MARKETING OBJECTIVE

APPLICATIONS

SELLING POINTS

International Sales Division

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT

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Содержание DH 22PG

Страница 1: ...ammer The main features of the Model DH 22PG are as follows 1 Most compact and lightweight in its class 289 mm in overall length and 1 9 kg in weight 2 The internal pressure adjustment mechanism prevents grease leakage 3 The idle striking prevention mechanism prevents reciprocating motion during no load operation to reduce noise LIST No E497 Aug 2007 Drilling holes in concrete brick and stone Dril...

Страница 2: ...ki 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 B BOSCH GBH2 22RE C MAKITA HR2020 ...

Страница 3: ...ES PROMOTION 9 Safety Instructions 9 REFERENCE MATERIALS 10 1 Lubrication 10 2 Tool structure 10 3 Changeover between Rotation only and Rotation and hammering 13 4 Precautions for use of Rotation only no hammering function 13 5 Drill bits 13 6 Tool retainer section 14 7 Dust collector B 15 REPAIR GUIDE 16 1 Precautions in disassembly and reassembly 16 STANDARD REPAIR TIME UNIT SCHEDULES 26 Assembl...

Страница 4: ...s sandwiched between felt packings to pass only air Thus variations in the internal pressure are minimized for stable hammering operation and prevention of grease leakage Idle striking prevention mechanism When the drill bit is lifted from the concrete surface the reciprocating bearing that converts rotation into reciprocating motion stops to prevent idle striking Thanks to this mechanism vibratio...

Страница 5: ...min 1 0 980 Full Load bpm min 1 0 6 200 Mode 2 Variable speed YES Reverse switch type Push button Handle No Soft grip Gear cover No mm 289 Overall length Inch 11 3 8 No load vibration level Tri axial measured m s2 1 42 Full load vibration level Tri axial measured m s2 8 75 No load noise level measured dB 83 7 Full load noise level measured dB 89 2 kg 1 9 Weight lbs 4 2 SPECIFICATIONS ...

Страница 6: ...595 5 5 303576 14 3 166 100 303596 6 0 110 50 303577 14 3 260 200 303609 6 0 303579 14 5 166 100 303597 6 4 303580 14 5 260 200 303610 6 5 303581 15 0 303598 7 0 303582 16 0 166 100 303599 7 5 303583 16 0 260 200 303611 8 0 303584 16 5 303600 8 5 303585 17 0 166 100 303601 9 0 303586 17 0 260 200 308485 9 5 303587 17 5 166 100 303602 10 0 160 100 303588 17 5 260 200 303612 10 0 260 200 303604 18 0...

Страница 7: ...taper shank 2 Taper shank adapter 3 Cotter Outer dia mm Code No Type Code No Code No 1100 12 3 12 7 14 3 14 5 17 5 944460 944461 993038 944462 944500 944463 Morse taper No 1 303617 944477 13 mm hammer drill chuck Straight shank bit for impact drills Rubber cap 13 mm hammer drill chuck SDS plus shank Chuck wrench 1 Drill bit slender shaft 2 Adapter for slender shaft SDS plus shank 1 Drill bit taper...

Страница 8: ...3 8Anchor setting adapter B 160 303622 W 3 8Anchor setting adapter A 260 302974 W 3 8Anchor setting adapter B 260 302977 Internal cone type External cone type 3 Crushing operation rotation and hammering 4 Drilling holes and driving screws rotation only Bull point SDS plus shank Special screw Chuck adapter G SDS plus shank Chuck wrench 13 mm drill chuck 13VLRB D Anchor setting adapter SDS plus shan...

Страница 9: ...hillips screw For use with slotted head minus screw Bit No Code No Applicable screw dia mm Bit tip thickness Code No Applicable screw dia mm No 2 983006 3 5 0 8 955659 4 No 3 983011 6 8 1 955674 5 6 Temporary tightening 5 Grease for hammer and hammer drill 6 Dust cup and dust collector B Code No 971787 Code No 306885 Dust cup Dust collector B Containing 500 g Containing 30 g Containing 70 g Code N...

Страница 10: ...4 050 Mode 2 2 2 Variable speed Yes Yes Yes Reverse switch type Push button CB holder Switch Lever Handle No Yes No Soft grip Gear cover No No No mm 289 342 352 Overall length Inch 11 3 8 11 15 32 13 55 64 No load vibration level Tri axial measured m s2 1 42 12 4 8 7 Full l load vibration level Tri axial measured m s2 8 75 16 8 16 2 No l load noise level measured dB 83 7 91 3 87 7 Full l Load nois...

Страница 11: ...ts shown in Fig 1 for comparison purpose only Test conditions Direction Downward drilling Pushing force 98 N 10 kgf Test material Concrete panel with a compression strength of 2 352 N cm2 240 kgf cm2 0 100 200 300 400 500 600 700 800 2 4 6 8 10 12 14 16 18 20 22 Drill bit dia mm Drilling speed mm min HITACHI DH22PG B C Fig 1 ...

Страница 12: ...y electric tool cannot be completely eliminated Accordingly general precautions and suggestions for the use of electric power tools and specific precautions and suggestions for the use of the Rotary Hammer 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 b...

Страница 13: ...rails and a steel ball and transmits rotation to the drill bit Piston reciprocating mechanism In the Model DH 22PG through adoption of a spiral drive system a mechanism using a reciprocating bearing a more compact design has been achieved by arranging the motor shaft in parallel with the tool shaft Figure 2 shows that the drill bit is pressed against the workpiece and the tool shaft is retracted T...

Страница 14: ...prevention mechanism in the Model DH 22PG is different from those of conventional hammer drills in other classes When the drill bit is lifted from the concrete surface on completion of drilling or during no load operation the reciprocating bearing that converts rotation into reciprocating motion stops to prevent idle striking Upon lifting the drill bit from the concrete surface the tool shaft cyli...

Страница 15: ...rque the slip mechanism functions to prevent damage to the gears and possible loss of control of the tool by the operator slip torque setting applied to the tool shaft 1 7 to 2 2 kgm Sealed and dustproof construction The gear cover is totally enclosed by oil seals O rings and other devices to prevent leakage of lubricating grease and to keep dust and dirt out of the internal mechanisms The drill b...

Страница 16: ...nly the rotation is transmitted to the drill bit 4 Precautions for use of Rotation only no hammering function The Model DH 22PG is equipped with a change lever for changeover between rotation only and rotation and hammering functions Be sure to set the change lever to rotation only for drilling into wood or metal materials or for driving screws by means of the optional chuck adapter or drill chuck...

Страница 17: ... coming off and the two key rails transmit the rotation torque To mount the bit push the bit in the tool retainer as far as it will go Pushing lightly turn the bit until it is caught At this position push the bit in as far as it will go sliding the grip is not required for mounting the bit To remove the bit slide the grip backward to the full and remove the bit Fig 6 Fig 7 Holder spring Grip Ball ...

Страница 18: ...h serves as a ball bearing Should the dust cover be forced against the concrete surface it will not rotate even though the tool shank continues to rotate Should the tool be operated when the dust cover is not being held against a concrete surface friction may cause dust collector B to become disconnected from the grip Accordingly caution the customer to press dust collector B and drill bit firmly ...

Страница 19: ...crew W Flange D4 x 30 Black 8 from the Gear Cover 7 to remove the Gear Cover 7 At this time check that the Spacer 35 at the tip of the Second Shaft 36 is not adhered to the ball bearing press fitted into the Gear Cover 7 Remove the Spacer 35 from the tip of the Second Shaft 36 and move the Piston 30 to the top dead center Inner Cover Ass y 33 side by turning the Second Shaft 36 Then the arm of the...

Страница 20: ...he inner circumference of the Cylinder 19 Then the Hammer Holder 23 Second Hammer 20 and O ring P 15 22 can be removed from the Cylinder 19 As shown in Fig 11 insert punch A J 85 into the 4 mm dia hole 2 pcs of the Cylinder 19 and tap the Stopper Ring 24 until the Stopper Ring 24 cannot be seen from the 4 mm dia hole 2 pcs to remove the Stopper Ring 24 from the groove of the inner circumference of...

Страница 21: ...nd press using the stopper ring jig J 234 Check that the Stopper Ring 24 is securely fitted in the groove of the Cylinder 19 viewing from the 4 mm dia hole 2 pcs on the Cylinder 19 3 Mounting the Lever 14 Mount the Second Gear 17 Spring A 16 and Washer 11 to the Cylinder 19 and secure them with the Retaining Ring for D25 Shaft 10 Push this assembly in to the tip of the Gear Cover 7 and mount the H...

Страница 22: ...e Piston 30 Mount the Piston 30 as shown in Fig 14 At this time mount the Thrust Plate 28 aligning the change lever pocket of the Inner Cover Ass y 33 with the notch of the Thrust Plate 28 See Fig 15 Spring B 29 Inner Cover Ass y 33 Thrust Plate 28 Piston 30 O ring A 26 Striker 25 Second Shaft 36 Spacer 35 Clutch 37 Needle Cage 39 Reciprocating Bearing 38 First Gear 40 Fig 14 A A Felt Packing A 43...

Страница 23: ...g Screw D4 8 52 69 72 1 47 2 45 N m 15 25 kgf cm Machine Screw M4 x 5 15 0 39 0 78 N m 4 8 kgf cm 8 Wiring diagrams 1 Product with noise suppressor Fig 16 Cord ass y Gray Noise suppressor Speed control SW Reversing SW Choke coil White or blue Black or brown Brown Blue Black St St White Choke coil Red ...

Страница 24: ... 21 2 Product without noise suppressor Fig 17 Cord ass y Black Speed control SW Reversing SW Red Black or brown St White Gray St Brown Blue White or blue ...

Страница 25: ...Internal wire arrangement 1 Product with noise suppressor Choke Coil A Blue 61 Choke coil A Brown 59 Brown Choke coil Black Stator Gray Stator Red Stator Blue Choke coil Black or brown White Stator Fig 18 White Stator White or blue Noise Suppressor 67 ...

Страница 26: ... 23 2 Product without noise suppressor Black Stator Gray Stator White Stator Red Stator Blue CB Black or brown White or blue White Stator Brown CB Fig 19 ...

Страница 27: ... insert a small flat blade screwdriver into the windows near the terminals and pull out the lead wires 2 Wiring of speed control switch Insert each cord into the terminal 1 and terminal 2 of the speed control switch as shown in Fig 21 and tighten the screw tightening torque 0 6 0 2 N٠m 6 2 kgf٠cm 5 2 1 7 in lbs Insert the lead wire gray coming from the stator into the terminal M1 and the lead wire...

Страница 28: ...ith DC 500 V megohm tester Dielectric strength AC 4 000 V 1 minute with no abnormalities 220 V 240 V and 110 V for U K products AC 2 500 V 1minute with no abnormalities 110 V 120 V except U K products 11 No load current values After no load operation for 30 minutes the no load current value should be as follows Voltage V 110 120 220 230 240 Current A max 3 0 2 8 1 6 1 5 1 4 ...

Страница 29: ...2PG Handle Cover Cord Armor Switch Cord Gear Cover Cylinder Second Gear Spring A Housing Stator Armature Ass y O ring S 24 Ball Bearing 609DD Ball Bearing 608VV Front Cap Grip Ball Holder Holder Spring Steel Ball D7 0 Lever O ring 1AP 10 Stopper Striker O ring A Thrust Washer Thrust Plate Spring B Piston O ring A Piston Pin Washer A Second Hammer O ring B O ring P 15 Hammer Holder General Assembly...

Страница 30: ... DH 22PG 2007 6 4 E1 Hitachi Power Tools 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 34 35 36 37 38 39 40 41 42 43 45 44 46 47 48 49 50 51 52 53 63 56 57 59 60 64 61 65 67 66 68 69 70 71 72 33 54 58 62 55 501 502 503 ...

Страница 31: ...RING B 1 22 311 814 O RING P 15 1 23 327 878 HAMMER HOLDER 1 24 306 340 STOPPER RING 1 25 325 601 STRIKER 1 26 306 326 O RING A 1 27 327 880 THRUST WASHER 1 28 325 588 THRUST PLATE 1 29 306 976 SPRING B 1 30 306 324 PISTON 1 31 328 660 WASHER 2 32 327 870 O RING A 1 33 327 869 INNER COVER ASS Y 1 INCLUD 43 45 34 306 322 PISTON PIN 1 35 325 587 SPACER 1 36 327 871 SECOND SHAFT 1 37 325 584 CLUTCH 1...

Страница 32: ... 324 536 SWITCH 1P PILLAR TYPE 1 66 953 327 CORD ARMOR D8 8 1 66 938 051 CORD ARMOR D10 1 1 67 930 039 NOISE SUPPRESSOR 1 EXCEPT FOR VEN THA INA SYR SIN HKG KUW USA CAN IND 68 937 631 CORD CLIP 1 69 984 750 TAPPING SCREW W FLANGE D4X16 2 70 500 390Z CORD 1 CORD ARMOR D8 8 70 500 447Z CORD 1 CORD ARMOR D8 8 FOR SYR 70 500 424Z CORD 1 CORD ARMOR D8 8 FOR SIN KUW 70 500 235Z CORD 1 CORD ARMOR D8 8 FO...

Страница 33: ... 16 MANUAL 1 616 971 801 ANCHOR SETTING ADAPTER B W3 8 MANUAL 1 617 971 802 ANCHOR SETTING ADAPTER B W1 2 MANUAL 1 618 971 803 ANCHOR SETTING ADAPTER B W5 8 MANUAL 1 619 944 477 COTTER 1 620 303 046 BULL POINT SDS 250MM ROUND SHANK TYPE 1 621 302 976 ANCHOR SETTING ADAPTER A SDS W1 4X260L 1 622 302 975 ANCHOR SETTING ADAPTER A SDS W5 16X260L 1 623 303 621 ANCHOR SETTING ADAPTER A SDS W3 8X160L 1 6...

Страница 34: ...38 TAPER SHANK DRILL BIT D12 7X110 1 649 944 462 TAPER SHANK DRILL BIT D14 3X110 1 650 944 500 TAPER SHANK DRILL BIT D14 5X110 1 651 944 463 TAPER SHANK DRILL BIT D17 5X120 1 652 944 464 TAPER SHANK DRILL BIT D21 5X140 1 653 971 787 DUST CUP 1 654 931 844 STOPPER 1 655 306 885 DUST COLLECTOR B ASS Y 1 INCLUD 656 657 656 306 910 SOCKET ADAPTER B 1 657 986 802 DUST COLLECTOR ASS Y 1 INCLUD 658 664 6...

Страница 35: ... 6 ITEM NO CODE NO DESCRIPTION REMARKS NO USED 6 07 DH 22PG Printed in Japan 070604N ...

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