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cordless impact driver wh 14dsl cordless impact wrench wr 14dsl wh

1. ALTERNATIVE PARTS Printed in Japan 080206N 2 08 Hitachi Power Tools LIST NO G895 ELECTRIC TOOL PARTS LIST CORDLESS IMPACT WRENCH 2008 2 6 Model WR 14DSL E1 et ad PARTS WR 14DSL CODE NO DESCRIPTION REMARKS 327 766 FRONT CAP F 327 765 PROTECTOR J 328 041 HAMMER CASE 323 542 PIN RETAINER A 323 541 PLUNGER 329 718 ANVIL B INCLUD 4 5 959 154 STEEL BALL 05 556 10 PCS 326 789 HAMMER F 959 148 STEEL BALL 03 175 10 PCS 315 978 WASHER J 321 660 HAMMER SPRING D 316 172 WASHER S 316 171 STOPPER 321 666 SPINDLE D 321 667 IDLE GEAR SET 2 PCS 319 914 NEEDLE ROLLER 326 787 RING GEAR E 983 852 O RING S 42 319 911 WASHER E 323 118 BEARING 6901VV N 319 909 DAMPER 326 786 INNER COVER 0 360 752 ARMATURE ASS Y DC 14 4V 323 327 SIDE YOKE 322 744 MAGNET D 324 828 YOKE A 324 830 DUST GUARD FIN 321 662 BRUSH BLOCK 999 054 CARBON BRUSH 5X6X11 5 1 PAIR 319 918 BRUSH CAP 301 653 TAPPING SCREW W FLANGE D4X20 BLACK 329 710 HOUSING B SET GREEN 329 827 HOUSING B SET WHITE 326 795 HOUSING B SET RED 329 828 HOUSING B SET BLUE 326 782 LEVER C 994 532 MACHINE SCREW W SP WASHER M3X5 321 661 PUSHING BUTTON HITACHI LABEL 326 783 LEVER 326 790 HOOK 327
2. Square Nominal diameter of applicable bolts Dihedral o Socket primary dimensions mm drive Part Code jeg width 8 dimension name No High DO inchi mm 5 Sq strength Ordinary Small type screw L Li Di 10 mm 944291 M6 1 4 110 3 8 40 1 9 16 8 5 16 18 23 32 12 mm 873632 M 8 5 16 W 5 16 12 15 32 B 40 1 9 16 8 5 16 20 25 32 13 mm 873539 M 8 5 16 13 1 2 40 1 9 16 9 11 32 25 1 5 14 873540 M10 3 8 44 9 6 B 40 1 9 16 9 11 32 25 1 127 mm 17 mm 873536 M 10 3 8 12 15 82 ware 17 21 327 32 1 1 4 8 5 16 28 1 3 32 1 2 5 19 mm 873624 M 12 15 32 M 14 9 16 W 7 16 19 23 32 C 34 1 11 32 9 11 32 28 1 3 32 5 21 873626 kas W 1 2 21 53 64 D 36 1 13 32 10 3 8 32 1 1 4 22 mm 873627 M 12 15 32 14 9 16 M 16 5 8 22 7 8 40 1 9 16 14 9 16 35 1 3 8 24 mm 873629 M 16 5 8 M 18 23 32 40 1 9 16 15 9 16 38 1 1 2 26 mm 67360 W 5 8 26 1 40 1 9 16 15 9 16 38 1 1 2 27 985195 M 16 5 8 M 18 23 32 M20 27 1 116 D 40 1 9 16 16 5 8 42 1 21 32 e Dimensions and applicable bolts for each long socket Shape B Shape D D dia 10 27777 TE ADN
3. 12 7 2 Specification Comparisons Cordless impact wrench 13 7 3 Tightening TOrquUe 14 7 4 Tightening Time 18 7 5 Number of Screws or Bolts Driven 19 8 PRECAUTIONS IN SALES PROMOTION o ooo n rn nn 20 8 1 Safety Instructions d s J J 20 8 2 Tightening Torque Inspection Prior to Operation 23 8 3 Tightening Torque Variation 23 8 4 Suggestions and Precautions for the Efficient Use of the Charger 24 9 OTHER PRECAUTIONS ______ __ _ 25 10 REPAIR GUIDE _________ 26 10 1 Precautions in Disassembly and Reassembly 26 10 2 Precautions in Disassembly and Reassembly of Battery Charger 41 11 STANDARD REPAIR TIME UNIT SCHEDULES oen 42 Assembly Diagram for WH 14DSL Assembly Diagram for WR 14DSL 1 PRODUCT NA
4. MODELS WH 14DSL WR 14DSL Hitachi CORDLESS IMPACT DRIVER Power Tools WH 14DSL CORDLESS IMPACT WRENCH WR 14DSL SERVICE MANUAL WH 14DSL WR 14DSL LIST Nos WH 14DSL G894 WR 14DSL G895 Feb 2008 SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT 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 WH 14DSL Competitors Symbols Utilized Company Name Model Name P MAKITA BTD130F WR 14DSL Competitors Symbols Utilized Company Name Model Name None CONTENTS Page 1 PRODUCT NAME ____ 1 1 2 MARKETING OBJECTIVE _______ 1 3 APPLICATIONS ____ 1 4 STANDARD EQUIPMENT ___ _ _ _ _____ _ _t _ 1 5 SELLING POINTS ____ _ t 2 5 1 Selling Point Descriptions 4 6 SPECIFICATIONS __c__tt__ tt 8 6 1 Specifications 222222 8 6 2 Optional Accessories 9 7 COMPARISONS WITH SIMILAR PRODUCTS ooo n nor nn 12 7 1 Specification Comparisons Cordless impact driver
5. 8 to compress Hammer Spring D 14 11 In this position extract the two Steel Balls D5 556 10 7 from the cam grooves of Spindle D 17 14 and Hammer F 11 8 with a small flat blade screwdriver Then slowly release the hand press and lift the Hammer F 11 8 and Washer S 15 12 together to extract them from Spindle D 17 14 Hammer Spring D 14 11 can then be removed Spindle D 17 14 Hammer F 11 8 Fig 8 28 Raised face of hammer Top of spindle cam Steel Ball 05 556 10 lt 7 gt Steel ball guide groove 8 Removal of the switch assembly Remove the two Machine Screws W Sp Washer x 5 37 34 that secure the flag terminal and then disconnect the internal wires red and black of the Brush Block 31 28 from the DC Speed Control Switch 45 lt 42 gt NOTE Do not disconnect the three FET internal wires soldered to the DC Speed Control Switch 45 lt 42 gt 9 Removal of Magnet D 28 25 Yoke 29 26 Dust Guard Fin C 30 27 and Side Yoke 27 lt 24 gt Remove Magnet D 28 25 in the B direction see Fig 9 holding Inner Cover D 25 22 securely because Magnet D 28 25 has a strong magnetism Dust Guard Fin C 30 27 and Side Yoke 27 24 can be easily removed from Magnet D 28 25 by holding Magnet D 28 25 securely and pulling them in the direction of diameter becau
6. M 14 9 16 M 16 5 8 22 7 8 D 52 2 3 64 24 15 16 34 1 11 32 32 5 1 9 32 24 955146 M 16 5 8 M 18 23 82 24 15 16 D 52 2 3 64 25 63 64 34 1 11 32 34 1 11 32 26 mm 955147 W 5 8 26 1 D 75 2 15 16 25 63 64 57 2 1 4 38 1 1 2 e Bit adaptor Code No 991476 6 35 mm 1 4 45 mm 1 25 32 12 7 mm 1 2 I Part name Overall length Code No mm Plus hd 45 1 25 32 983005 5 driver bit EN No 2 65 2 9 16 983006 ER Plus hd 45 1 25 32 983010 1 OT driver bit 59 No 3 65 2 9 16 983011 e Extension bar Overall length 100 mm 3 15 16 Code No 873633 e Universal joint Code No 992610 Dihedral width of e Socket ass y for duct applicable Dolls Code No e EW 14R corner attachment 12 15 32 993658 13 1 2 992613 14 9 16 992615 11 7 COMPARISONS WITH SIMILAR PRODUCTS 7 1 Specification Comparisons Cordless impact driver WH 14DSL WH 14DL M4toM8 M4toM 10 M4toM8 5 32 to 5 16 5 32 to 3 8 b 32 to 5 16 5 to 14 M 6 to M 14 M5toM 14 3 16 to 9 16 1 4 to 9 16 3 16 to 9 16 M5to M 12 M 6 to M 12 510 M 12 3 16 to 15 32 1 4 to 15 32 3 16 to 15 32 145 140 140 Power mode 1 480 kgf cm 1 430 kgf cm 1 430 kgf cm Max tightening
7. INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 645 INCLUD 617 618 647 INCLUD 617 618 649 1 3 1 1 2 2 1 1 1 1 1 1 1 1 6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
8. ee Nut De e Model WH 14DSL O Tightening in the save mode Strength grade is read as follows 4 8 Yield point or durable force 320 N mm 32 kgf mm 45 500 psi Tensile strength of the bolt 400 N mm 40 kgf mm 56 900 psi O Tightening in the power mode N m Save mode kgfcm N m Power mode 1500 150 1500 150 Pa S E g 1000 100r g 1000 100 2 High strength bolt M12 2 ie o r 2 g d 1 5 2 500 50r H 500 50r Ordinary bolt M12 0 0 0 0 0 0 1 2 3 0 0 1 2 3 Tightening time sec Tightening time sec Steel plate thickness Steel plate thickness 25 mm t 25 mm Fig 5 1 16 1 High strength bolt M14 L High strength bolt M12 Ordinary bolt M14 Ordinary bolt M12 e Model WR 14DSL O Tightening in the save mode O Tightening in the power mode N m Power mode 2000 200 High strength bolt M16 Save mode 1500 150 1500 150 2 5 High strength bolt M12 2 High strength bolt M14 1000 100 5 1000 100 S c o g E 1 5 E ci Ordinary bolt M16 500 50 500 50 Ordinary bolt M12 Ordinary bolt M14 0 0 1 2 3 0 0 1 2 3 Tightening time sec Tightening time sec Steel plate thickness Steel plate thickness t 25 mm 1 25 Fig 5 2 lt 7 4 Tightening Time The performance of the Model WH 14DSL is superior to the competitor
9. 001 M4 TRUSS HD SCREW BLACK 327 002 LOCK NUT BLACK 327 004 PACKING 326 784 DC SPEED CONTROL SWITCH 329 708 CONTROLLER 329 707 SWITCH ASS Y 306 952 STRAP BLACK NAME PLATE 329 083 BATTERY BSL 1430 EUROPE 2 ALTERNATIVE PARTS 2 08 P O N INCLUD 42 43 NN lt la N STANDARD ACCESSORIES CODE NO DESCRIPTION CHARGER MODEL UC 18YRSL REMARKS WR 14DSL 329 440 CASE ASS Y INCLUD 503 506 324 093 LATCH DARK GRAY 324 096 KNOB L DARK GRAY 324 090 324 099 HANDLE DARK GRAY KNOB R DARK GRAY ALTERNATIVE PARTS OPTIONAL ACCESSORIES WR 14DSL CODE NO DESCRIPTION i REMARKS CORNER ATTACHMENT ASS Y EW 14R INCLUD 602 618 955 300 HOUSING 955 301 METAL 955 302 SPINDLE HITACHI LABEL 955 303 BEARING RACE 955 304 NEEDLE THRUST BEARING NTA 1413 955 305 COVER 955 306 NEEDLE BEARING NTN BK1012 948 227 RETAINING RING FOR D47 HOLE 955 307 PINION 955 308 SLEEVE 955 309 WASHER 955 310 SOCKET COVER 955 311 SOCKET 303 247 SEAL LOCK HEX SOCKET HD BOLT M5X25 873 537 SOCKET PIN 873 187 O RING J1SW1516 991 481 FORM TIE SOCKET ASS Y 11 3MMX
10. ATTOLUB MS No 2 Pinion tooth flanks of the Armature Ass y DC 14 4 V 26 23 and the tooth flanks of Ring Gear E 20 17 and the Idle Gear Set 2 pcs 18 e Twenty eight Steel Balls 03 175 12 9 b HITACHI MOTOR GREASE No 29 Two Steel Balls D3 5 8 Model WH 14DSL only Sliding section between Anvil D 9 and Guide Sleeve D 4 Model WH 14DSL only Sliding section between housing A assembly and Lever C 36 33 c MOLUB ALLOY 777 1 8 mm diameter hole of Anvil D 9 or Anvil B 65 sliding section between Anvil D 9 or Anvil B 6 and the metal and upper surface of the claw Two Steel Balls D5 556 10 7 Metal oil groove of the Hammer Case 7 3 Cam groove oil groove and claw of Hammer F 11 8 Cam groove and sliding section of Spindle D 17 14 5 mm diameter hole of Idle Gear Set 2 pcs 18 lt 15 gt All around the Needle Roller 19 16 11 Screw tightening torque Tapping Screw W Flange D4 x 20 Black 34 lt 31 gt ou ARR M CEU E 1 96 0 49 N m 20 5 kgf cm 17 4 4 3 in lbs Machine Screw W Sp Washer M3 x 5 37 lt 34 gt hender 0 29 to 0 39 N m 3 to 4 kgf cm 2 6 to 3 5 in Ibs Her 0 78 0 10 N m 8 1 kgf cm 6 9 0 9 in lbs 1 8 0 40 N m 18 4 kgf cm 15 9 3 5 in Ibs 10 2 Precautions Disassembly Reassembly of Battery Charger Refer to the Technical Data and Service Manual for precauti
11. Co Sq ee 2 bons Nominal diameter of applicable bolts Dihedral Socket primary dimensions mm ISO width dimension name No High ISO 150 Inch H mm Sq strength Ordinary Small type Screw L Li Le Di 12 mm 955138 8 5 16 W 5 16 12 15 32 52 2 3 64 20 25 32 34 1 11 32 20 25 32 13 955139 M 8 5 16 1 2 B 52 2 3 64 20 25 32 1 11 32 21 5 53 64 14 955140 M10 38 140916 B 52 2 3 64 20 25 32 34 1 11 32 22 7 8 17 mm 955141 M 10 3 8 M 12 15 32 3 8 17 21 32 B 52 2 3 64 24 15 16 34 1 11 32 25 1 x 17 955149 M 10 3 8 M12 15 82 W3 8 17 21 32 B 75 2 15 16 24 15 16 57 2 1 4 25 1 12 7 mm 19 955142 M 12 15 32 M 14 9 16 W 7 16 19 23 32 52 2 3 64 24 15 16 34 1 11 32 28 1 3 32 o We 19 955150 12 15 32 M 14 9 16 w 7 16 19 23 32 75 2 15 16 24 15 16 57 2 1 4 28 1 3 32 21 mm 955143 E W 1 2 21 53 64 D 52 2 3 64 24 15 16 34 1 11 32 31 1 7 32 21 955151 W 1 2 21 53 64 D 75 2 15 16 24 15 16 sz 2 1 4 31 1 7 82 21 991480 W 1 2 21 53 64 D 125 4 47 51 24 15 16 107 4 7 82 31 1 7 32 22 955144 M 12 15 32
12. activated As this phenomenon is an inherent drawback in any cordless impact driver wrench salespersons are requested to ensure that the customer is fully aware of and understands this characteristic Precautions for use of the lithium ion battery The lithium ion battery is equipped with a protective function that automatically stops output to extend the battery life The motor may stop automatically even though the switch is depressed continuously when the remaining battery level is low about 8 V or lower This is because the protective function is activated The battery is not faulty Charge the battery immediately in such case 2 Effects of low ambient temperatures The tightening torque required may be reduced at low ambient temperatures or under the influence of grease and different torque coefficients depending on manufacturing and finishing processes specified by bolt manufacturers 3 Different bolt diameter Differences in bolt diameter will cause variation of the required levels of tightening torque Generally speaking tightening torque is higher for large bolts 23 4 Different materials being tightened When a bolt is tightened into a soft material such as aluminum plastic wood etc the tightening torque is considerably less than when the bolt is tightened into a hard material such as steel 5 Different tightening conditions The tightening torque may vary in accordance with bolt torque coefficient dependi
13. mm 5 8 x 2 5 32 F10T Steel plate Mild steel Thickness 25 mm Accessory tool Hexagon socket ass y 7 8 2 Screw diameter and appropriate tightening torque Generally speaking the appropriate tightening torque for a screw can be determined by the strength grade of the screw and the material tightened Tables 1 and 2 and Fig 4 below list data relative to the strength grade of various screws and the appropriate tightening torque For further reference appropriate tightening torque is calculated with the following formula Study and use this formula for accurate selection of tightening torque T2k d p T Appropriate tightening torque kgf cm d Nominal diameter of thread mm p Recommended axial tightening force to be applied to the screw kgf rated axial stress kgf mm x 0 8 x Effective sectional area of thread mm k Torque coefficient 0 17 e Strength grade and rated axial stress of thread Table 1 Strength grade 4 8 6 8 8 8 12 9 Rated axial stress kgf mm 29 1 43 7 58 2 95 Material Mild steel Alloy steel including Ni Mn Cr etc Heat treatment Not processed Processed Hard material e Diameter and effective sectional area of thread Table 2 Kind of thread x pitch 5 0 8 M x1mm 8 1 25 mm M10x 1 5mm M12x 175 mm Mi4x2mm M16x2 3 16 1 4 5 16 3 18 15 32 9 16 5 8 1 425 20 1 36 6 58 0 84 3 115 157 of t
14. prevent overdischarge overuse of the battery The Type BSL 1430 lithium ion battery is equipped with the voltage monitoring circuit for each cell to prevent overcharge of the battery 5 1 Selling Point Descriptions Selling points of the Models WH 14DSL and WR 14DSL 1 Equipped with the lightweight and high capacity 3 0 Ah lithium ion battery Thanks to the adoption of the lithium ion batteries the Models WH 14DSL and WR 14DSL are substantially lighter than the current models equipped with Ni MH batteries BSL 1430 EB 1430H Voltage 14 4 14 4 Capacity 3 0 3 0 Weight 520 910 The Type BSL 1430 lithium ion battery is equipped with the overdischarge protection circuit overload protection circuit and voltage monitoring circuit for each cell to prevent shortening of the battery life due to overdischarge overuse or overcharge excessive charging of the battery The number of charging discharging is about 1 500 Precautions for use of the Type BSL 1430 lithium ion battery The Type BSL 1430 lithium ion battery is equipped with a protective function that automatically stops output to extend the battery life The motor may stop automatically in either of the following case a or b even if the switch is depressed continuously during operation This is because the protective function is activated The battery is not faulty a The motor automatically stops when the remaining battery
15. 1 280 in Ibs 1 240 in Ibs 1 240 in Ibs 7 Capacity torque 815 kgf cm 765 kgf cm 710 in Ibs 670 in Ibs Noad rotational Power maae speed 00200 0290 mode ave mode e sz an body veg Max tightenin 153 150 de 9 Powermode 1 560 kgf cm 1 530 kgf cm 1 440 3 3 355 in Ibs 1 330 in Ibs 1 250 in lbs No load rotational eons modei 0102 580 0 to 2 610 0 to 2 420 speed 010 1 960 002000 7 0 to 2 790 0 to 3 190 0 to 3 160 Impact rate 0 to 2 210 0 to 2 490 Overall length x height mmn 145 x 235 162 x 236 146 x 235 9 9 5 45 64 x 9 1 4 6 3 8 x 9 19 64 5 3 4 x 9 1 4 Gene negn 29 27 1 1 29 farten es Remaining battery indicator LED light Type of switch Variable speed Variable speed Variable speed switch with switch with switch with forward reverse forward reverse forward reverse changeover lever changeover lever changeover lever Type of motor DC magnet DC magnet DC magnet Voltage 144 BSL 1430 BCL 1430 BL1430 Nominal capacity 30 Ambienttemperatre 7o 004 owa gt Nominal input essay va 90 _ 35 Ss Standard accessories e Plastic tool case e Plastic tool case e Plastic tool case e Charger e Charger e Charger UC 18YRSL UC 18YRL DC 18SC e Rechargeable battery e Rechargeable battery e Rechargeable battery e Battery cover 1 1 8 tapping screws and wood sc
16. 25 ceo removing Ring Gear E 20 lt 17 gt and Inner Cover D Fig 10 25 lt 22 gt 10 1 2 Reassembly Reassembly can be accomplished by following the disassembly procedures in reverse However special attention should be given to the following items 1 Reassembly of the switch assembly a Perform wiring according to the wiring diagram shown in Fig 11 when replacing the Controller 46 lt 43 gt or the DC Speed Control Switch 45 lt 42 gt singly Omit this item a when replacing the Switch Ass y 47 lt 44 gt Solder the internal wires red and white coming from the top of the Controller 46 lt 43 gt to the DC Speed Control Switch 45 lt 42 gt At this time connect the internal wire red to the terminal of the DC Speed Control Switch 45 42 and the internal wire white to the terminal Fig 11 a 30 Solder the internal wires black and white coming from the bottom of the Controller 46 43 to the terminal support At this time connect the internal wire black to the terminal and the internal wire white to the LD terminal of the terminal support Fig 11 b Wiring diagram a Brush Block 31 lt 28 gt PE 4 FET c Internal wire red LED li i light rie Internal wire black Flag terminal DC Speed Control Switch 45 42 Machine Screw W Sp Washer x 5 37 34 Internal wire red Controller 46 lt 43 gt Internal wi
17. 9 mm 1 9 64 Sealed cylindrical Li ion battery Nominal voltage DC 14 4 V Nominal life Charging discharging approximately 1 500 cycles in the case of the Model UC 18YRSL Nominal capacity 3 0 Ah Overcharge protection system 1 Battery voltage detection system Battery temperature detection dT dt system 2 Battery surface temperature detection thermostat or thermistor 8 120 minute timer 4 Stop current detection Power input 90 W Charging time Approx 45 minutes for Type BSL 1430 battery at 20 C 68 F Operable ambient temperature range 0 C to 40 C 32 F to 104 F The maximum allowable temperature of the Type BSL 1430 battery is 50 C 122 F Indication method of battery charging function Battery Type BSL 1430 Charger Model UC 18YRSL Indications of the pilot lamp The Before Blinks Lights for 0 5 seconds Does not light for 0 5 pilot charging seconds off for 0 5 seconds lamp i HEN lights or blinks in While Lights Lights continuously red charging Charging Blinks Lights for0 5 seconds Does not light for 0 5 complete seconds off for 0 5 seconds Charging Flickers Lights for 0 1 seconds Does not light for 0 1 Malfunction in the impossible seconds off for 0 1 seconds battery or the charger Charging Lights Lights continuously The battery pilotlamp impossible temperature is high lights in making recharging gree
18. 95L 992 610 UNIVERSAL JOINT ASS Y 955 153 UNIVERSAL JOINT PIN 991 476 ADAPTER ASS Y 991 480 HEX SOCKET ASS Y LONG 21MMX125L 944 291 HEX SOCKET ASS Y 10MMX40L 873 632 HEX SOCKET ASS Y 12MMX40L 873 539 SOCKET ASS Y 13MMX40L 873 540 SOCKET ASS Y 14MMX40L 873 536 SOCKET ASS Y 17MMX32L 873 624 SOCKET ASS Y 19MMX34L 873 626 SOCKET ASS Y 21MMX36L 873 627 HEX SOCKET ASS Y 22MMX40L 986 058 HEX SOCKET FOR PLASTIC CONE 12MMX70L 873 633 EXTENSION BAR ASS Y SQUARE 12 7MMX100L 955 151 SOCKET ASS Y LONG 21MMX75L 955 138 HEX SOCKET ASS Y LONG 12MMX52L 955 139 SOCKET ASS Y LONG 13MMX52L 955 140 SOCKET ASS Y LONG 14MMX52L 955 141 SOCKET ASS Y LONG 17MMX52L 955 142 SOCKET ASS Y LONG 19MMX52L 955 149 SOCKET ASS Y LONG 17MMX75L 955 150 SOCKET ASS Y LONG 19MMX75L 955 143 SOCKET ASS Y LONG 21MMX52L 955 144 SOCKET ASS Y LONG 22MMX52L 992 613 SOCKET ASS Y FOR DUCT 13MMX95L 992 614 SOCKET FOR DUCT 13MMX52L 992 615 SOCKET ASS Y FOR DUCT 14MMX95L 992 616 SOCKET FOR DUCT 14MMX52L 993 658 SOCKET ASS Y FOR DUCT 12MMX95L 993 659 SOCKET FOR DUCT 12MMX52L 309 922 GREASE FOR IMPACT DRIVER 500G 4 ALTERNATIVE PARTS Printed in Japan 2 08 080206N INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618 INCLUD 617 618
19. HAMMER F 959 148 STEEL BALL 03 175 10 PCS 315 978 WASHER J 321 660 HAMMER SPRING D 316 172 WASHER S 316 171 STOPPER 321 666 SPINDLE D 321 667 IDLE GEAR SET 2 PCS 319 914 NEEDLE ROLLER 326 787 RING GEAR 983 852 O RING S 42 319 911 WASHER E 323 118 BALL BEARING 6901VV N 319 909 DAMPER 326 786 INNER COVER 0 360 752 ARMATURE ASS Y DC 14 4V 323 327 SIDE YOKE 322 744 MAGNET D 324 828 YOKE A 324 830 DUST GUARD FIN 321 662 BRUSH BLOCK 999 054 CARBON BRUSH 5X6X11 5 1 PAIR 319 918 BRUSH CAP 301 653 TAPPING SCREW W FLANGE D4X20 BLACK 329 710 HOUSING B SET GREEN 329 827 HOUSING B SET WHITE 326 795 HOUSING B SET RED 329 828 HOUSING B SET BLUE 326 782 LEVER C 994 532 MACHINE SCREW W SP WASHER M3X5 321 661 PUSHING BUTTON HITACHI LABEL 326 783 LEVER B 326 790 HOOK 327 001 4 TRUSS HD SCREW BLACK 327 002 LOCK NUT M4 BLACK 327 004 PACKING 326 784 DC SPEED CONTROL SWITCH 329 708 CONTROLLER 329 707 SWITCH ASS Y OON N N N N N O N de dda INCLUD 45 46 2 ALTERNATIVE PARTS 2 08 PARTS WH 14DSL CODE N
20. ME Hitachi Cordless Impact Driver Model WH 14DSL Hitachi Cordless Impact Wrench Model WR 14DSL 2 MARKETING OBJECTIVE The new Models WH 14DSL and WR 14DSL are the compact type cordless impact driver wrench developed to reinforce our 14 4 V product lines and also to meet the market demands These new models have powerful tightening torque thanks to the optimized impact timing hook and protector standard accessories In addition each of these new models is equipped with a slide type lithium ion battery to materialize the compact body built in LED light and convenient remaining battery indicator Thus the Models WH 14DSL and WR 14DSL are excellent in performance user friendliness and operability 3 APPLICATIONS Tightening loosening of small screws tapping screws wood screws bolts nuts etc Drilling into wood and various other materials with use of optional accessory drill chuck adapter Applicable Markets Wood product assembly Tightening loosening of wood screws Construction industry Assembly of scaffolding roofing aluminum sashes fencing etc removal of plastic cones from concrete forms mounting removal of form ties drilling into the wood frames of concrete forms etc Manufacturing industry Assembly work for automobiles rolling stock shipbuilding agricultural machinery and tools industrial machines steel furniture etc Utility industry Assembly and installation of electric equipment plumbing f
21. O DESCRIPTION REMARKS NAME PLATE 306 952 STRAP BLACK 329 083 BATTERY BSL 1430 EUROPE STANDARD ACCESSORIES CODE NO DESCRIPTION i REMARKS CHARGER MODEL UC 18YRSL 329 440 CASE ASS Y INCLUD 503 506 324 093 LATCH DARK GRAY 324 096 KNOB L DARK GRAY 324 090 HANDLE DARK GRAY 324 099 R DARK GRAY 2 08 ALTERNATIVE PARTS 3 OPTIONAL ACCESSORIES CODE NO 321 823 DESCRIPTION DRILL CHUCK AND ADAPTER SET WH 14DSL REMARKS INCLUD 616 618 309 922 GREASE FOR IMPACT DRIVER 500G 992 671 DRIVER BIT B NO 2 50L 992 672 DRIVER BIT B NO 3 50L 996 177 985 329 NON MAGNETIC HEX NON MAGNETIC HEX SOCKET 8MM 65L SOCKET 10MM 65L 996 178 NON MAGNETIC HEX SOCKET 12MM 65L 996 179 NON MAGNETIC HEX SOCKET 13MM 65L 996 180 NON MAGNETIC HEX SOCKET 14MM 65L 996 185 996 181 NON MAGNETIC HEX NON MAGNETIC HEX SOCKET 15MM 65L SOCKET 16MM 65L 996 182 NON MAGNETIC HEX SOCKET 17MM 65L 996 186 NON MAGNETIC HEX SOCKET 19MM 65L 996 197 HEX SOCKET LONG 21MMX166L 996 184 987 575 BIT PIECE CHUCK WRENCH FOR 10VLB D 10VLR D 930 119 CHUCK WRENCH 6 5G 307 543 CHUCK ADAPTER nm AA AA AAA a
22. Voltage ee a Ambient temperature Nominalinput capaciy VA __ e Plastic tool case e Plastic tool case e Charger e Charger Standard accessories UC 18YRSL UC 18YRL e Rechargeable battery e Rechargeable battery e Battery cover 1 Max tightening torque is based on tightening an M16 5 8 bolt F10T for 3 seconds with a hexagon socket 2 Main body weight does not include accessory tools and hook hexagon bit etc Catalog specifications 2 2 2 o e gt 13 7 3 Tightening Torque 7 3 1 Tightening torque characteristic comparisons 1 Impact driver 14 4 V WH 14DSL WH 14DL kgf cm N m 1562 in lbs 1800 180 1389 in lbs 1600 160 1215 in Ibs 1400 H 140 1042 in lbs 1200 120 868 in Ibs 1000 100 694 1 800 80 521 16 600 60 347 16 400 H 40 174 in Ibs 200 20 0 0 0 1 2 3 sec 2 Impact wrench 14 4 V karen NS WR 14DL 2604 in Ips 3000 p 300 Q170in bs 2500 250 J PPT 1736 in lbs 2000 200 je 277 1302in lbs 1500 150 868 in Ibs 1000 100 WR 14DSL 434 in lbs 500 50 0 0 0 1 2 3 sec 14 Test conditions Bolt M14 x 50 mm high strength bolt Steel plate SS34P Thickness 25 mm Accessory tool Hexagon socket length 40 mm width across flat 19 mm Test conditions Bolt M16 x 55
23. acilities air conditioning duct assembly etc sanitary fixtures and various other facilities Service industry General repair work installation of advertising aids automobile repair assembly of garages carports and storage sheds etc Various other assembly construction or repair facilities 4 STANDARD EQUIPMENT Models WH 14DSL WR 14DSL 1 2LSCK specification Two BSL 1430 batteries Li ion capacity 3 0 Ah battery cover UC 18YRSL charger and case 2 NN specification Only the main body 5 SELLING POINTS Powerful tightening torque Equipped with lightweight and high capacity 3 0 Ah lithium ion battery Switchable impact rate between save mode and power mode Model WH 14DSL Tightening torque 145 N m E 145 mm in overall length 1 480 kgf cm Convenient for continuous operation in narrow places Tool tip is structured without screws The protector is a standard accessory Switchable impact rate between save mode and power mode Suitable for tightening machine screws Built in white LED light Easy to grip thin handle pd type of hook Switch and monitor panel Remaining battery indicator lamp Remaining battery indicator switch Light switch Charger specifically designed for slide type lithium ion batteries Model UC 18YRSL f Latch on both sides Slide type lithium ion battery Type BSL 1430 Capacity 3 0 Ah The Type BSL 1430 lithium ion battery is equipped with the
24. al wire red in this groove Internal wire for LED light 33 2 Mounting the mechanical parts a Put Washer S 15 12 onto the shaft of Spindle D 17 14 and mount Hammer F 11 8 containing the twenty eight Steel Balls 03 175 12 9 Washer J 13 10 and Hammer Spring D 14 lt 11 gt to Spindle D 17 lt 14 gt b Align the top of the cam groove on Spindle D 17 14 with the steel ball guide groove on Hammer F 11 8 as illustrated in Fig 8 Press down either of the raised faces of Hammer F 11 8 with a hand press to compress Hammer Spring D 14 lt 11 gt until the end surface of Hammer F 11 8 contacts Spindle D 17 lt 14 gt c Insert the two Steel Balls 05 556 10 7 into the steel ball guide groove Check that the steel balls are properly inserted in the cam groove Then release the hand press d Mount the hammer assembly onto the J297 base for washer S With a hand press push down the top of Spindle D 17 14 to compress Hammer Spring D 14 lt 11 gt On this condition mount Stopper 16 13 onto the spindle shaft and then release the hand press e Mounting the Armature Ass y DC 14 4 V 26 23 Adjust the protrusions of Dust Guard Fin C 30 27 to the concave portions of Magnet D 28 25 and also adjust the outside diameter of Dust Guard Fin C 30 27 to the outside diameter of Magnet D 28 25 when mounting Du
25. ard Fin C 30 27 to the concave portion of the Brush Block 31 28 see Fig 15 e Adjust the concave portions for locking of Magnet D 28 25 to the protrusions of housing see Figs 14 and 18 Mount the Hammer Case 7 3 to the housing so that the protrusion for locking of the Hammer Case 7 3 contacts the support hole of the housing as shown in Fig 20 At this time pass the internal wire of the LED light between the housing and the Hammer Case 7 3 as shown in Fig 19 Check that the Hammer Case 7 3 is mounted to the housing properly If the Hammer Case 7 3 is not fitted in the specified groove of the housing or the rib of Inner Cover D 25 22 is not perpendicular to the rib of the Hammer Case 7 3 remount the Hammer Case 7 3 properly see Figs 16 19 and 20 Be sure to mount the Hammer Case 7 3 to the housing properly to prevent slipping off in the axial direction Apply silicone grease KS609 Shin Etsu Chemical Co Ltd to the contacting surfaces of the FET of the DC Speed Control Switch 45 42 and Dust Guard Fin C 30 27 then mount them to housing A NOTE The temperature of the FET may be high if the silicone grease is not applied Bend the three internal wires coming from the FET as shown in Fig 21 so that they do not contact Pushing Button A 38 35 and also they are passed above the DC Speed Control Switch 45 lt 42 gt Al
26. between the ribs as shown in Fig 13 First pass the internal wire white between the left ribs then the internal wire red between the right inner ribs and the internal wire brown between the right ribs Bend the internal wire under the Controller 46 43 so that it fits in the housing However be careful not to break the internal wire when bending Do not bend the internal wire toward the noise suppressor If the internal wire contacts the noise suppressor malfunction may be caused Fig 13 NOTE If black oxide is adhered to the contact point between the terminal support and the battery or if the plating is peeled off the temperature of the contact point may increase causing malfunction of the battery or the Model WH 14DSL WR 14DSL In such case replace the DC Speed Control Switch 45 42 with new one Code No 326784 Fig 13 32 Pass the internal wire white between the ribs Set the rotation switch over lever on housing A to P before reassembly Pass the internal wire red first then the internal wire brown between the ribs housing and the Controller 46 lt 43 gt Terminal support D Internal wire white Terminal support LD terminal Internal wire black Terminal support terminal Do not bend the internal wire toward the noise suppressor Internal wire brown Terminal support terminal Internal wire white Internal wire brown Put the intern
27. ction Frequent or continuous use of the tool will cause excessive temperature rise of the hammering section resulting in depletion of the grease and subsequent increased wear of components which will in turn cause loss of tightening efficiency Accordingly it is necessary to periodically replenish the grease in the hammering section to ensure proper lubrication of moving and sliding components 25 10 REPAIR GUIDE WARNING Without fail remove the battery from the main body before starting repair or maintenance work Because the tool is cordless if the battery is left in and the switch is activated inadvertently the motor will start rotating unexpectedly which could cause serious injury 10 1 Precautions in Disassembly and Reassembly The Bold and Bold numbers correspond to the item numbers in the Parts List and the exploded assembly diagram WH 14DSL lt gt WR 14050 10 1 1 Disassembly 1 Removal of Guide Sleeve D 4 Model WH 14DSL only Remove the Retaining Ring 1 Washer D 2 Guide Spring D 3 and Guide Sleeve D 4 in order by following the procedure shown in Figs 6 1 to 6 4 Be sure not to lose the two Steel Balls D3 5 8 in Anvil D 9 Anvil D 9 Small flat blade screwdriver Retaining Ring 1 Washer D 2 Gap of retaining ring Guide Sleeve D 4 Fig 6 1 Hold the body and adjust the gap of the retaining ring to the groove of anvil D then insert a sma
28. e damage to their threads or in the worst case cause them to be sheared off This phenomenon is common to all existing impact drivers Particularly when tightening M6 1 4 or smaller screws tightening time must be kept extremely short 0 5 second or less The customer should be advised to carry out several screw tightening operations and adjust the tightening time as necessary by measuring the tightening torque with an appropriate torque wrench or driver before commencing continuous operation 8 3 Tightening Torque Variation The tightening torque of the cordless impact driver or wrench may vary slightly in accordance with the factors described below Salespersons are requested to advise the customer to confirm that appropriate tightening torque is obtained by measuring the torque with an appropriate torque wrench or torque driver at the beginning of the tightening operations and as necessary during the tightening operations In addition the torque values shown in Para 7 3 2 above are useful as a handy reference and may be utilized as tentative standards 1 Voltage of battery Tightening torque is affected by the voltage output of the battery Tightening torque decreases as the number of bolts tightened increases This phenomenon is caused by the decline in voltage output of the battery due to the increasing number of bolts tightened In particular the tightening torque decreases rapidly just before the overdischarge protection circuit is
29. e groove under the side of housings A and B and secure with the M4 Truss Hd Screw Black 42 39 At this time do not turn the M4 Truss Hd Screw Black 42 39 quickly Otherwise the Lock Nut M4 Black 43 40 may slip off the housing Be sure to tighten the M4 Truss Hd Screw Black 42 39 slowly so that the Lock Nut M4 Black 43 40 can be tightened together Hook 41 38 is attachable on either side of the main body 8 Checking for lighting of the LED light and the remaining battery indicator lamp Press the light switch on the Controller 46 lt 43 gt and check whether the LED light lights or not The LED light goes off by pressing the light switch again Next press the remaining battery indicator switch and check whether both the remaining battery indicator lamps light or not Use a fully charged battery pack for checking Keep pressing the remaining battery indicator switch during checking The remaining battery indicator lamps go off by releasing your finger from the remaining battery indicator switch 40 9 Checking the direction of rotation Check whether the direction of rotation of Anvil D 9 or Anvil B 6 coincides with the directional markings on the push on side of Pushing Button A 38 35 When Pushing Button A 38 35 is turned to R side the direction of rotation of Anvil D 9 or Anvil B 6 should be clockwise as viewed from behind 10 Lubrication a
30. evices are employed in the charger to permit rapid charging Ensure that customers are instructed to use the charger at the indicated ambient temperature range At temperatures under 0 C 32 F the thermostat will not function properly and the storage battery may be over charged At temperatures over 40 C 104 F the storage battery cannot be sufficiently charged The optimum temperature range is 20 to 25 68 F to 77 F 7 The battery charger should not be used continuously At high ambient temperatures if over three storage batteries are charged in succession the temperature of the coils on the transformer will rise and there is a chance that the temperature fuse inserted in the interior of the transformer will inadvertently melt After charging one battery please charge the next battery after about a fifteen minute interval 8 The charger case is equipped with air vents to protect the internal electronic components from overheating Caution the customer not to allow foreign materials such as metallic or flammable objects to be dropped or inserted into the air vents This could cause electric shock fire or other serious hazards 9 Do not attempt to disassemble the storage battery or the charger 20 Special devices such as a thermostat are built into the storage battery and the charger to permit rapid charging Incorrect parts replacement and or wiring will cause malfunctions which could result in fire or other
31. g Screws W Flange D4 x 20 Black 34 lt 31 gt Wipe off silicone rubber protruded from the housing with a cloth 5 Mounting Protector J 6 2 and Front Cap F 5 1 Cover the assembled housing with Protector J 6 2 and Front Cap F 5 1 Check that the board in the LED light does not protrude from the LED holder Then engage the protrusion of the Hammer Case 7 3 with the protrusion of the LED holder Check that the LED light is inside the rib of Protector J 6 2 before mounting Protector J 6 2 see Fig 22 After mounting Protector J 6 2 mount Front Cap F 5 1 to secure Protector J 6 2 39 Put the LED light in the rib of the protector Fig 22 6 Mounting Guide Sleeve D 4 Model WH 14DSL only Push down Insert the two Steel Balls D3 5 8 into the hole of Anvil D 9 Mount Guide Sleeve D 4 Guide Spring D 3 and Washer D 2 in sequence Mount the Retaining Ring 1 into the groove of the anvil using J 295 jigs A and B for retaining ring see Fig 23 Washer D 2 NOTE Be sure to replace the Retaining Ring 1 with new one because the Retaining Ring 1 may be deformed and Guide Sleeve D 4 may come off if the Fig 23 deformed retaining ring is used again J 295 jig B for retaining ring Retaining Ring 1 J 295 jig A for retaining ring 7 Mounting Hook A 41 38 Insert Hook A 41 38 into th
32. hazards Instruct the customer to bring these units to an authorized service center in the event repair or replacement is necessary 10 Disposal of the storage batteries Ensure that all customers understand that the storage batteries should be returned to the Hitachi power tool sales outlet or authorized service center when they are no longer capable of being recharged or repaired If thrown into a fire the batteries may explode 11 Effect of permanent magnet Each of the Models WH 14DSL and WR 14DSL has a strong permanent magnet in its motor Please instruct the customers about adhesion of dust to the Models WH 14DSL and WR 14DSL and effect on electronic devices as follows Do not place the Model WH 14DSL WR 14DSL on a workbench or work area where metal dust is scattered about Do not touch the dust adhered Model WH 14DSL WR 14DSL Instruct the customers to remove adhered dust with a brush Users of medical electronics such as a pacemaker must not use or get close to the Model WH 14DSL WR 14DSL Do not bring precision equipment such as a mobile phone or electronic recording media such as a magnetic card close to the Model WH 14DSL WR 14DSL 12 Keep the battery out of dust Protect the battery from being covered with dust during operation Protect the battery from being covered with dust accumulated on the Model WH 14DSL WR 14DSL during operation Do not leave the battery in a dusty area when not in use Remove dust from the batte
33. he cordless battery charger type electric power tools which are different from those of ordinary electric power tools 1 Before use ensure that the unit is fully charged New units are not fully charged Even if the units were fully charged at the factory long periods without use such as during shipping cause the storage battery to lose its charge Customers must be instructed to fully charge the unit prior to use 2 When charging storage batteries use only the exclusive Model UC 18YRSL charger provided with the tool Because of the designed rapid charging feature use of other battery chargers is hazardous 3 Follow prescribed steps in using the charger First connect the storage battery to the charger then plug the charger into an AC outlet ensuring that the voltage matches that indicated on the unit If this order is reversed the charger may not function properly 4 Ensure the power source voltage is the same as that indicated on the Name Plate of the charger Use of any other power source DC outlet fuel powered generator etc will cause the charger to overheat and burn out 5 Do not use any voltage increasing equipment transformer etc between the power source and the charger If the charger is used with voltage over and above that indicated on the unit it will not function properly 6 Conduct battery charging at an ambient temperature range of 0 to 40 C 32 F to 104 F Special temperature sensitive d
34. he hammer assembly to the armature assembly Push Inner Cover D 25 22 in the Hammer Case 7 3 being careful of proper engagement between the Idle Gear Set 2 pcs 18 15 of the hammer assembly check that Washer E 22 19 is mounted on Spindle D 17 lt 14 gt and Ring Gear E 20 17 gt At this time adjust the position so that the rib of Inner Cover D 25 22 is perpendicular to the rib of the Hammer Case 7 3 see Fig 16 Mount the above assembly of Inner Cover D 25 22 to the Armature Ass y DC 14 4 V 26 23 After mounting check that the Armature Ass y DC 14 4 V 26 23 turns smoothly If not the gears mesh improperly Check the meshing condition Inner cover rib Hammer case rib Fig 16 3 Reassembly of housing Mount a unit of the hammer assembly Hammer Case 7 3 Inner Cover D 25 22 including the Armature Ass y DC 14 4 V 26 lt 23 gt Magnet D 28 25 including Yoke A 29 lt 26 gt Dust Guard Fin C 30 27 and Side Yoke 27 lt 24 gt and Brush Block 31 28 into housing A see Fig 21 a Apply silicone rubber THREEBOND 1211 to the diagonally shaded areas in Fig 17 before mounting the parts to housing A HT 2272 Silicone rubber application area diagonally shaded area Housing A I Fig 17 36 Pay attention to the following items in reassembly Adjust the convex portion of Dust Gu
35. hread mm e Thread diameter and appropriate tightening torque kgfem Nm 3000 200 di 250 Strength grade 12 9 2500 high strength bolt 5 2170 m 2000 200 1736in bs Strength grade 8 8 high strength bolt o 1500 150 v 1302 in lbs Strength grade 6 8 1000 100 ordinary bolt T 2 868 in Ibs Strength grade 4 8 500 50 ordinary bolt lt 434in lbs 0 6 8 10 12 14 16 1 4 5 16 3 8 15 32 9 16 5 8 Thread diameter mm Fig 4 15 7 3 3 Bolt tightening torque characteristics Figures 5 1 and 5 2 show relationships between time and tightening torque for individual bolt types and sizes While the data are useful for handy reference actual tightening torque will vary depending on tightening conditions and other variables For details please refer to Para 8 3 Tightening Torque Variation NOTE The term tightening time indicates the impact time after the lower surface of the bolt has come in contact with the material into which it is being tightened In the tightening conditions shown in Figs 5 1 and 5 2 the screws are being tightened directly into a steel plate accordingly the torque goes up very abruptly in comparison with ordinary bolt tightening conditions The following bolts were utilized Ordinary bolt Strength grade 4 8 Bolt High strength bolt Strength grade 12 9 58
36. ign the protrusion of housing A with the concave portion for locking of Magnet D 28 lt 25 gt Housing A zn oes Fig 18 37 Be sure to mount the Hammer Case 7 3 to housing A securely Hammer Case 7 3 Pass the internal wire of the LED light between the protrusion for locking of the Hammer Case 7 3 and the housing Fig 19 Protrusion for locking of the Hammer Case 7 3 c fi Bring the protrusion for locking of the Hammer Case 7 lt 3 gt into contact with this portion of the housing 700 2 Fig 20 38 Silicone rubber application area diagonally shaded area Position the blade of Dust Guard Fin C 30 27 under the rib of housing A E Packing 44 lt 41 gt V Z ICT ESS Attach the Strap Black 49 lt 45 gt to the boss Lock Nut M4 Black 43 lt 40 gt Packing 44 lt 41 gt Fig 21 4 Reassembly of the housing Apply silicone rubber THREEBOND 1211 to housing A as shown in Fig 17 Attach the Strap Black 49 lt 45 gt to the boss as shown in Fig 21 Also apply silicone rubber THREEBOND 1211 to housing B at the same position as housing A in Fig 17 Mount the Lock Nut M4 Black 43 40 and the Packing 44 41 to housings A and B as shown in Fig 21 Then secure housing B with the nine Tappin
37. ing time comparison Figure 1 shows the time required for tightening a wood screw 5 3 mm dia x 120 mm length into a lauan workpiece e WH 14DSL 7 higher than P Fast Slow Voltage Model 2 4 6 8 sec 14 4 HITACHI WH 14DSL 6 9 sec 144 P E Fig 1 Tightening time comparison Tightening time may vary depending on hardness of the workpiece ambient temperature characteristics of the battery etc 2 Tightening torque comparison kgf cm Nm Figure 2 shows the torque required 1800 1562 in Ibs 99 for tightening an M14 high strength 1600 1389in lbs r 160 5 m tension bolt in 3 seconds with a 1400 1215 in lbs 140 hexagon socket 40 mm long p UO e WH 14DSL 8 higher than P F 100 E 800 694 in Ibs 80 600 521 in Ibs 60 400 347 in lbs 40 200 174 in lbs 20 WH 14DSL P Fig 2 Tightening torque comparison Selling points of the Model WR 14DSL e Powerful tightening torque 165 Nem 1680 kgf cm 1460 in Ibs 1 Tightening torque Figure 3 shows the torque required for tightening an M16 F10T bolt in 3 seconds with a hexagon socket 40 mm long kgfcm Nm 2500 250 2710 in Ibs M 2000 200 1736 in Ibs d 5 5 1500 150 o 1302in Ibs c Y 2 1000 100 o in 868 in Ibs _ 500 50 434 in Ibs IS 0 0 WR 14DSL Fig 3 The data abo
38. level is low when the battery voltage is decreased to about 8 V Type BSL 1430 Charge the battery immediately in Such case b The motor may stop if the Model WH 14DSL WR 14DSL is overloaded In such case release the switch and eliminate the cause of the overload problem Then the Model WH 14DSL WR 14DSL will be operable Please instruct the customers on the above precautions 2 Switchable impact rate between save mode and power mode The impact rate is switchable between two modes save mode and power mode according to applications Put the Model WH 14DSL WR 14DSL into the save mode for tightening machine screws into soft materials or put into the power mode for tightening long screws into hard materials These models are very convenient because the impact rate can be adjusted according to the working conditions Tightening in the save mode e Suitable for light load operation Tightening in the power mode e Suitable for heavy load operation such as retightening machine such as tightening long screws and screws bolts Precautions for use in the save mode If the Model WH 14DSL WR 14DSL is operated continuously in the save mode the temperature of the electronic circuit modules in the switch may rise and it may result in burnout 3 Remaining battery indicator Each of the Models WH 14DSL and WR 14DSL is equipped with the remaining battery indicator The battery remaining power can be checked just by pressing the
39. ll flat blade screwdriver into the groove at an angle Fig 6 2 Press down washer D with the small flat blade screwdriver 3 Slide the small flat blade screwdriver under one side of the gap of the retaining ring Slowly raise the retaining ring using the end face of guide sleeve D as a fulcrum Then slowly raise the other side of the retainer ring with the small flat blade screwdriver until it is free Avoid quickly raising the retainer ring or it may fly out forcefully 26 2 Removal of Front Cap F 5 1 and Protector J 6 2 Insert a small flat blade screwdriver between Front Cap F 5 1 and Protector J 6 2 and remove them from the Hammer Case 7 35 3 Removal of Hook 41 lt 38 gt Remove the M4 Truss Hd Screw Black 42 38 and Hook A 41 38 By removing Hook A 41 lt 38 gt disassembly can be done easily 4 Removal of the Carbon Brushes 5 x 6 x 11 5 32 lt 29 gt Remove the two Brush Caps 33 30 Catch the flanges of the Carbon Brushes 5 x 6 x 11 5 32 29 with a small flat blade screwdriver and remove the Carbon Brushes 5 x 6 x 11 5 32 29 at both sides 5 Removal of housing B Remove the nine Tapping Screws W Flange D4 x 20 Black 34 31 from the main body The Strap Black 49 45 can be removed by removing the Tapping Screw W Flange D4 x 20 Black 34 31 Before removing housing B be sure to re
40. move the Brush Caps 33 30 because housing B cannot be removed if the Brush Caps 33 30 are mounted 6 Removal of the switch The FET of the DC Speed Control Switch 45 lt 42 gt is firmly inserted in the housing Insert a small flat blade screwdriver between the FET and housing B to raise and remove the FET Then Hammer Case 7 3 hammer assembly Inner Cover D 25 225 Armature Ass y DC 14 4V 26 23 Magnet D 28 255 Brush Block 31 285 DC Speed Control Switch 45 42 Controller 46 lt 43 gt terminal support and LED light can be removed in a piece Pushing Button A 38 35 can also be removed NOTE Be careful not to break the three legs coming from the FET to avoid malfunction of the switch 27 7 Disassembly of the hammer assembly Push down Spindle D 17 lt 14 gt Washer S 15 lt 12 gt D 14 lt 11 gt Stopper 16 13 J 297 base for washer S Fig 7 Mount the hammer assembly onto the J 297 base for washer 5 With a hand press push down the top of Spindle D 17 14 to compress Hammer Spring D 14 lt 11 gt In this position remove Stopper 16 13 with a small flat blade screwdriver then release the hand press See Fig 7 Remove the hammer assembly from the J 297 base for washer S and support the end surface of Spindle D 17 lt 14 gt With a hand press push down either of the raised faces of Hammer F 11
41. n impossible M3 1 8 tapping screws and wood screws are the smallest screws that can be tightened This torque is based on tightening an M12 9 16 bolt strength grade 12 9 for 3 seconds with a hexagon socket This torque is based on tightening an M16 5 8 bolt F10T for 3 seconds with a hexagon socket Main body does not include accessory tools and hook hexagonal bit etc 6 2 Optional Accessories 1 Optional accessories for the Model WH 14DSL e Plus driver bit 992671 992672 50 mm 2 e Hexagon socket Stamped figures gps Part name Stamped figure ur at Code No 5 mm hexagon socket 8 65 2 9 16 8 5 16 996177 6 mm hexagon socket 10 65 2 9 16 10 3 8 985329 5 16 hexagon socket 12 65 2 9 16 12 15 32 996178 8 mm hexagon socket 13 65 2 9 16 13 1 27 996179 10 mm hexagon socket small type 14 65 2 9 16 14 9 16 996180 10 mm hexagon socket 16 65 2 9 16 16 5 8 996181 10 mm hexagon socket 17 65 2 9 16 17 21 32 996182 1 2 hexagon long socket 21 166 6 17 32 21 53 64 996197 e Drill chuck adaptor set Code No 321823 The drill chuck adaptor set permits mounting of various types of locally available drill bits for a variety of drilling operations 2 Optional accessories for the Model WR 14DSL e Dimensions and applicable bolts for each hexagon socket Shape C Sq
42. ng on manufacturing process specified by bolt manufacturers bolt grade and bolt length even though the dimensions of the bolts are the same Tightening torque may also vary depending on the surface finishing state of tightening materials steel aluminum etc and materials to be tightened In addition if there is seal packing clearance etc between tightening materials the tightening torque is decreased 6 Wear and looseness of the socket With extended use the hexagonal portion of the socket which is fitted to the head of the bolt or drill bit and or hexagonal portion of the driver chuck which is fitted onto the anvil in the main body will become worn and loose Wear and looseness will cause a proportionate loss of tightening torque In addition use of an incorrect size socket slightly larger than the bolt being tightened will also result in decreased torque 7 Bolt and nut rotate together Tightening torque that can be achieved will be considerably decreased if the bolt and the nut rotate together during the tightening operation The customer should be advised to carefully observe the operation and ensure this does not occur 8 4 Suggestions and Precautions for the Efficient Use of the Charger 1 Batteries may not be rechargeable immediately after use If the storage batteries are exposed to direct sunshine for an extended period or if the temperature of the batteries is 40 C 104 F or higher immediately after they have been u
43. ons in disassembly and reassembly of the Model UC 18YRSL battery charger 41 11 STANDARD REPAIR TIME UNIT SCHEDULES Variable MODEL Fixed 10 20 30 40 50 60 min Work Flow 5 0 Hook A Switch Ass y Housing A B Set Inner Cover D Armature Ass y Magnet D Brush Block Guide Spring Hammer Hammer F D Case Steel Ball Guide Sleeve Anvil C Hammer D Ring Gear Spring D E Spindle D Idle Gear Set Needle Roller Ball Bearing 6901VV 42 MODEL Fixed Variable 10 20 30 40 50 60 min General Assembl H Hammer F Work Flow Hook A p Switch Ass y Inner Cover D Armature Ass y Magnet D Brush Block ammer Case Anvil C Ring Gear E Housing A B Set Steel Ball Hammer Spring D Spindle D Idle Gear Set Needle Roller Ball Bearing 6901VV 43 Hitachi Power Tools LIST NO G894 ELECTRIC TOOL PARTS LIST CORDLESS IMPACT DRIVER 2008 2 6 Model WH 14DSL E1 gs PIG EN PARTS WH 14DSL CODE NO DESCRIPTION REMARKS 315 984 RETAINING RING 315 983 WASHER 0 321 657 GUIDE SPRING D 322 717 GUIDE SLEEVE D 327 766 FRONT CAP F 327 765 PROTECTOR J 327 003 HAMMER CASE 319 535 STEEL BALL 03 5 10 PCS 329 709 ANVIL D 959 154 STEEL BALL 05 556 10 PCS 326 789
44. overdischarge protection circuit overcurrent protection circuit and voltage monitoring circuit for each cell for longer service life and safety The Model WH 14DSL is equipped with the overdischarge and overcurrent protection circuit to prevent overdischarge overuse of the battery The Type BSL 1430 lithium ion battery is equipped with the voltage monitoring circuit for each cell to prevent overcharge of the battery Model WR 14DSL Tightening torque 165 N m Compact body 152 mm in overall length 1 685 kgf cm Convenient for continuous operation in narrow places Tool tip is structured without screws The protector is a standard accessory Switchable impact rate between save mode and power mode Suitable for tightening small diameter bolts Built in white LED light Easy to grip thin handle Switch and monitor panel Remaining battery indicator lamp Remaining battery indicator switch Light switch New type of hook Charger specifically designed for slide type lithium ion batteries SER Latch Model UC 18YRSL f on both sides Slide type lithium ion battery Type BSL 1430 Capacity 3 0 Ah The Type BSL 1430 lithium ion battery is equipped with the overdischarge protection circuit overcurrent protection circuit and voltage monitoring circuit for each cell for longer service life and safety The Model WR 14DSL is equipped with the overdischarge and overcurrent protection circuit to
45. re white Internal wire brown amp Noise suppressor Terminal support Wiring diagram b DC Speed Control Switch 45 lt 42 gt Switch terminal Controller 46 lt 43 gt front Internal wire red Internal wire black Switch terminal Internal wire brown Internal wire white Internal wire brown Internal wire white Controller 46 lt 43 gt front Terminal support terminal erminal support terminal Terminal support Terminal support LD terminal Fig 11 31 b When connecting the internal wires of the Brush Block 31 28 to the DC Speed Control Switch 45 lt 42 gt fasten them with the Machine Screw W Sp Washer x 5 37 lt 34 gt paying attention to the direction of the flag terminal Fig 11 c Fit the protrusion of the forward reverse changeover lever of the DC Speed Control Switch 45 42 in the hole of Pushing Button A 38 35 and mount it to housing A When mounting the DC Speed Control Switch 45 42 to housing A check that the rotation switch over lever is set to P Otherwise the DC Speed Control Switch 45 42 cannot be mounted to housing A Pass the internal wire connected to the LED light between the housing ribs as shown in Fig 12 Pass the internal wire between the housing ribs Fig 12 Pass the internal wires connected to the DC Speed Control Switch 45 42
46. remaining battery indicator switch State of mS Battery remaining power NOTE The remaining battery indicator lamp lights only after the battery has been installed in the tool and the trigger switch has been pulled once The indicator lamps of the high low selector switch and the single continuous selector switch go off immediately even though the trigger switch is pulled when the battery remaining power is nearly Remaining battery indicator lamp empty and the protection function is activated It is not faulty The battery remaining power is enough about 60 or higher 0 02 The battery remaining power is a half 9 0 The battery remaining power is nearly empty about 30 or lower Recharge the battery immediately 0 Op Remaining battery indicator switch 4 Built in white LED light Each of the Models WH 14DSL and WR 14DSL incorporates the white LED light It is very convenient for operation in dark places NOTE To prevent the battery power consumption caused by forgetting to turn off the LED light the light goes off automatically in about 15 minutes The white LED light is lighted by pressing the light switch only after the battery has been installed in the tool and the trigger switch has been pulled once Light switch Selling points of the Model WH 14DSL e High tightening speed and powerful torque 145 Nem 1480 kgf cm 1280 in Ibs 1 Tighten
47. rews are the smallest screws that can be tightened 2 Max tightening torque is based on tightening an M14 9 16 bolt strength grade 12 9 for 3 seconds with a hexagon socket 3 Main body weight does not include accessory tools and hook hexagon bit etc Save mode Save mode Catalog specifications Impact rate 2 D 2 o To 12 7 2 Specification Comparisons Cordless impact wrench HITACHI WR 14DSL WR 14DL M 6 to 16 M 10 to M 16 1 4 to 5 8 3 8 to 5 8 M 6 to M 12 M 8 to M 14 1 4 to 15 32 5 16 to 9 16 165 200 1 680 kgf cm 2 040 kgf cm Max tightening 1 460 in Ibs 1 770 in lbs torque 90 T10 920 1 120 kgf cm 800 in Ibs 980 in lbs No load rotational 0 to 2 600 0 to 2 600 speed Save Save mode 0 to 2 000 0 to 2 000 Mem 0 to 3 200 0 to 3 200 Cre Pre Save mode 0 to 2 400 0 to 2 400 Main body weight 1 5 3 3 Ibs 1 5 3 3 Ibs Max lightening P 120 torque ower mode Nem 1 735 2 370 kgf cm 505 in Ibs 2 055 in Ibs 0102580 speed Swe rode Save mode OE 010 2 790 Save mode 0 to 2 210 Overall length x height mm 152 x 235 167 x 236 9 5 63 64 x 9 1 4 6 37 64 x 9 19 64 poner ARA meme Remaining battery indicator LED light Variable speed switch with Variable speed switch with Type of switch forward reverse forward reverse changeover lever changeover lever Type of motor
48. ry and store it separating from metallic parts such as screws and nails 21 B Caution Plates 1 The following cautions are listed on the name plate attached to the main body of each tool For the U S A and Canada WARNING e To reduce the risk of injury user must read and understand Instruction Manual AVERTISSEMENT e Afin de r duire le risque de blessures l utilisateur doit lire et bien comprendre le mode d emploi 2 The following cautions are listed on the name plate attached to each storage battery CAUTION e Read thoroughly HANDLING INSTRUCTIONS before use Do not disassemble nor throw into fire 3 The following cautions are listed on the name plate attached to the Model UC 18YRSL charger For the U S A and Canada CAUTION e For safe operation see Instruction Manual e Charge HITACHI rechargeable batteries Types BSL 14 and BSL 18 series Other types of batteries may burst causing personal injury and damage e Charge between 32 F and 104 F Rest 15 minutes between the charging of batteries e Indoor use only e Replace defective cord immediately 22 8 2 Tightening Torque Inspection Prior to Operation As described and shown in Para 7 3 3 the output tightening torque of which the Models WH 14DSL and WR 14DSL are capable in excess of the rated tightening torque of certain bolts and screws Accordingly if the tightening time is prolonged for such bolts and screws it could caus
49. s thanks to the large hammer and the optimized impact timing Tightening time comparison is shown below The data below are intended for reference purposes only because actual tightening time will vary depending on hardness of the workpiece ambient temperature characteristics of the battery etc 1 Wood screw 5 3 mm dia x 120 mm length lauan 7 Fast Slow Voltage Model 2 4 6 8 10 sec 144 HITACHI WH 14DSL 144 HITACHI WH14DL 715 144 P re 2 Wood screw 4 5 mm dia x 90 mm length hemlock spruce lt Fast Slow Voltage g Model 1 2 3 4 5 sec 144 HITACHI 14DSL 3 0 sec 144 HITACHI WH 14DL 3 2 sec 14 4 P NL 3 Wood screw 4 5 mm dia x 75 mm length hemlock spruce Fast Slow Voltage n Model 1 2 3 4 5 sec 144 HITACHI WH 14DSL 1 7 sec 144 HITACHI WH14DL L 166 144 P UZME 17 18 7 5 Number of Screws or Bolts Driven 7 5 1 Per charge working capacity comparisons Test data on the number of screws or bolts which can be driven per battery charge by the new models vs the previous models are shown in the table below Please note that the data below are intended for general reference only as the number of screws which can be tightened per charge will vary slightly depending on screw tightening conditions screw sizes ambient temperatures and the charging capacity of the battery Number of scre
50. se they are mounted to Magnet D 28 25 magnetically Yoke A 29 26 can be also removed in this way B 4 Magnet D 28 lt 25 gt Inner Cover D 25 lt 22 gt Armature Ass y DC 14 4V 26 Yoke 29 lt 26 gt Armature Ass y DC 14 4V 26 23 Pinion Damper 24 lt 21 gt Inner Cover D 25 lt 22 gt Ring Gear E 20 lt 17 gt O ring S 42 21 18 Brush Block 31 lt 28 gt Side Yoke 27 lt 24 gt Armature Ass y DC 14 4V 26 23 Dust Guard Fin C 30 lt 27 gt Adjust the convex portion of Dust Guard Fin C 30 lt 27 gt to the concave portion of the Brush Block 31 lt 28 gt Fig 9 29 10 Removal of the Armature Ass y DC 14 4V 26 23 Support Inner Cover D 25 22 so that it does not contact the fan of the Armature Ass y DC 14 4V Ring Gear E 20 lt 17 gt 26 23 With a hand press push down the tip portion of the Armature Ass y DC 14 4V 26 23 pinion to remove it O ring S 42 21 lt 18 gt Washer 22 lt 19 gt Damper 24 lt 21 gt 11 Removal of Ring Gear E 20 17 and Damper 24 lt 21 gt Co gf Remove Ring Gear E 20 17 and O ring S 42 Ball Bearing 21 lt 18 gt from Inner Cover D 25 22 and remove 23 lt 20 gt Damper 24 21 with a small flat blade screwdriver Be careful not to hurt O ring S 42 21 18 when Inner Cover D
51. sed in the tool the pilot lamp may not light up when the batteries are connected to the Model UC 18YRSL charger This is because the built in thermostat functions to stop the charging when the temperature of the storage batteries reach 40 C 104 F or more In such a case the customer should be advised to place the batteries in a shaded area with a good airflow and allow sufficient cooling before recharging This phenomenon is common to all existing batteries which employ temperature sensitive overcharge devices The cooling time required before charging can be accomplished varies from a few minutes to about 30 minutes depending on the load duration of use and ambient temperature 24 9 OTHER PRECAUTIONS 1 Check for cracks or other damage on the socket Cracks or any other faults on the socket are very hazardous In addition cracks or other damage to accessories will cause loss of tightening torque efficiency Advise the customer to inspect accessories often and ensure there are no abnormalities 2 Socket dimensions Without fail utilize an appropriate socket which matches the bolt and or nut dimensions If the socket dimensions are larger than the bolts or nuts it will not only cause insufficient tightening torque but could also easily cause damage to the socket Please refer to the tables in Para 6 2 for appropriate socket dimensions 3 Hammering section lubrication Grease Molub Alloy 777 1 is utilized in the hammering se
52. st Guard Fin C 30 27 to Magnet D 28 25 see Fig 14 Adjust the protrusions of the Side Yoke 27 24 to the concave portions of Magnet D 28 25 and also adjust the outside diameter of the Side Yoke 27 24 to the outside diameter of Magnet D 28 25 when mounting the Side Yoke 27 24 to Magnet D 28 25 see Fig 14 e Mount Yoke 29 26 to Magnet D 28 25 aligning the concave portion of Yoke 29 26 with the flange of Dust Guard Fin C 30 27 Be careful of the mounting direction of Yoke A 29 26 see Fig 14 Insert the two Dampers 24 21 so that they fit into Inner Cover D 25 22 Mount the O ring S 42 21 18 to Ring Gear E 20 lt 17 gt Fit the locking rib of Ring Gear E 20 lt 17 gt in the concave portion of the Dampers 24 lt 21 gt Press fit the Armature Ass y DC 14 4 V 26 23 into Inner Cover D 25 22 Mount the above assembly of Magnet D 28 25 to the Armature Ass y DC 14 4 V 26 lt 23 gt 34 Side Yoke 27 24 Magnet D 28 25 Brush Block 31 lt 28 gt Dust Guard Fin C 30 lt 27 gt Yoke A 29 lt 26 gt Concave portion Convex portion Dust Guard Fin C 30 lt 27 gt Fig 14 Fig 15 f Mounting the hammer case Put Anvil D 9 or Anvil B 6 on Spindle D 17 lt 14 gt Cover it with the Hammer Case 7 35 35 g Mounting t
53. ve are intended for reference purposes only because actual tightening torque will vary depending on tightening conditions 1 2 x4 6 SPECIFICATIONS 6 1 Specifications Models WH 14DSL WR 14DSL ri Cordless impact wrench mM WH 14DSL WR 14DSL Small screw M4 to 8 5 32 to 5 16 Ordinary bolt M6 to M16 1 4 to 5 8 Capacity Ordinary bolt M5 to M14 3 16 to 9 16 High strength bolt M6 to M12 High strength bolt M5 to M12 3 16 to 15 32 1 4 to 15 32 Tightening 145 Nem 1480 kgfecm 1280 in Ibs 165 1680 kgf cm 1460 in Ibs torque 80 Nem 815 kgfecm 710 in lbs 90 920 kgf cm 800 in Ibs 6 35 mm 1 4 bit holder 12 7 mm 1 2 square drive Fan cooled rare earth magnet motor Main body Polyamide resin elastomer Housing Aluminum alloy die casting Hammer case Enclosure Elastomer Protector Storage battery Polycarbonate resin black Charger ABS resin black Type of switch Trigger switch with forward reverse changeover pushing button with brake Handle configuration T type No load rotational speed 0 to 2 600 min Power mode 0 to 2 000 min Save mode Impact rate 0 to 3 200 min Power mode 0 to 2 400 min Save mode eer 1 4 kg 3 1 Ibs Includes battery 1 5 kg 3 3 Ibs Includes battery 2 Battery 0 5 kg 1 1 Ibs 145 mm 5 45 64 x 235 mm 9 1 4 152 mm 5 63 64 x 235 mm 9 1 4 Center height 2
54. ws or bolts driven Cordless impact driver Model HITACHI HITACHI P Tightening condition WH 14DSL WH 14DL BSL 1430 BCL 1430 BL 1430 Battery Nominal Nominal Nominal capacity 3 0 Ah capacity 3 0 Ah capacity 3 0 Ah Wood screw 4 0 mm dia x 50 mm 800 950 1 000 soft wood Wood screw 4 2 mm dia x 90 mm 195 155 160 hard wood Wood screw 5 8 mm dia x 120 mm 60 60 55 hard wood Machine screw M8 x 16 mm 1 650 1 900 2 000 Number of bolts driven Cordless impact wrench Model HITACHI HITACHI Tightening condition WR 14DSL WR 14DL BSL 1430 BCL 1430 Battery Nominal Nominal capacity 3 0 Ah capacity 3 0 Ah Bolt M16 x 55 mm F10T 126 126 19 8 PRECAUTIONS IN SALES PROMOTION 8 1 Safety Instructions In the interest of promoting the safest and most efficient use of the Models WH 14DSL and WR 14DSL by all 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 contents of the Handling Instructions and fully understands the meaning of the precautions listed on the Caution Plate and Name Plate attached to each tool A Handling Instructions Salespersons must be thoroughly familiar with the contents of the Handling Instructions in order to give pertinent advice to the customer In particular they must have a thorough understanding of the precautions in the use of t

cordless impact driver wh 14dsl cordless impact wrench wr 14dsl wh

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