Hitachi G 14DSL Technical Data And Service Manual

Text of Hitachi G 14DSL User Guide:

• Hitachi G 14DSL, PRODUCT NAME Hitachi 14.4 V Cordless Disc Grinder Model G 14DSL • Deburring and finishing ferrous, bronze and aluminum castings, grinding and scraping rust off welded and fused parts • Grinding, scraping rust and removing old paint from base surfaces before painting • Cutting, grooving and grinding mild steel, tile, stone and concrete materials [ NEW FEATURES ] Highest actual torque in the class Smallest body with shortest perimeter of the one-hand grip Lightest weight in the class Soft grip handle Remaining battery indicator (switch panel) Safety circuit against setting the battery while the slide switch is turned on

• 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: Competitors Symbols Utilized Company Name Mod

• Hitachi G 14DSL, CONTENTS Page SELLING POINT DESCRIPTIONS-----------------------------------------------------------------------------------------1 SPECIFICATIONS --------------------------------------------------------------------------------------------------------------3 COMPARISONS WITH SIMILAR PRODUCTS--------------------------------------------------------------------------4 1. Specification comparisons--------------------------------------------------------------------------------------4 2. Working performance per charge ----------------------------------------------------------------------------5 PRECAUTIONS IN SALES PROMOTION-----------------------------------

• -1- Highest actual torque in the class* *: Based on our own research Following table shows a comparison of the actual maximum torque of 75 A at which the overcurrent protection function of the lithium-ion battery activates between the Models G 14DSL and the competitors. Note that the overcurrent protection function is not available on th

• Hitachi G 14DSL, -2- Soft-grip handle The grip is entirely covered with the soft elastomer to make it comfortable and slip-resistant against sweat, oil and dust for fatigue-free and convenient operation. Remaining battery indicator (switch panel) The Model G 14DSL is equipped with the remaining battery indicator (switch panel). The battery remaining power can be easily checked while the Model G 14DSL is stopping and the battery can be charged in proper timing. Safety circuit against setting the battery while the slide switch is turned on The Model G 14DSL is equipped with the safety circuit t

• Hitachi G 14DSL, -3- 1. Specifications Model G 14DSL Capacity: Depressed-center wheel dia. 115 mm (4-1/2”) Type of motor DC motor with fan Main body Polycarbonate resin and elastomer --- Housing Aluminum die-casting alloy ------------- Gear cover and inner cover Battery Polycarbonate resin Enclosure Charger ABS resin Type of switch Slide switch No-load rotation speed 9,300 min -1 Actual maximum torque (at 75 A of load current) Note 1 1.06 N·m (10.8 kgf·cm, 9.4 in-lbf) Main body Note 2 1.7 kg (3.7 lbs) (including the battery) Weight Battery 0.5 kg (1.1 lbs) Overall length, overall height and gear cover height 293 mm x 106 mm x 65 mm (11-17/32�

• Hitachi G 14DSL, -4- (Superior specifications: ) 1. Specification comparisons Maker HITACHI Model G 14DSL G 14DL C B Capacity (depressed- center wheel dia.) mm (inch) 115 (4-1/2”) 115 (4-1/2”) 115 (4-1/2”) 100 (4”) No-load rotation speed min -1 9,300 9,300 10,000 12,500 Catalog value Weight Note 1 kg (lbs) 1.7 (3.7) 1.8 (4.0) 1.8 (4.0) 1.9 (4.2) No-load rotation speed min -1 9,310 9,310 10,090 13,260 Maximum output W 320 320 360 300 Actual maximum torque (at 75 A of load current) Note 2 N·m (kgf·cm, in-lbs) 1.06 (10.8, 9.4) 1.06 (10.8, 9.4) 0.76 (7.7, 6.7) 0.64 (6.5, 5.6) Overall length, overall height and ge

• Hitachi G 14DSL, -5- 2. Working performance per charge Type of work Maker Model Working time per charge (min) 0 0.5 1.0 1.5 2.0 2.5 HITACHI G 14DSL G 14DL C Grinding Pressing load: Its own weight + 15 N Outside diameter of the depressed-center wheel: 115 mm (4-1/2”) B Type of work Maker Model Working length per charge 0 16.4 32.8 49.2 65.6 82.0 (ft) 0 5 10 15 20 25 (m) HITACHI G 14DSL G 14DL C Cutting (Concrete by a diamond cutter) Cutting depth: 5 mm (13/64”) B Type of work Maker Model

• Hitachi G 14DSL, -6- 1. Safety instructions In the interest of promoting the safest and most efficient use of the Model G 14DSL Cordless Disc Grinder 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 contents of the Handling Instructions, and fully understands the meaning of the precautions listed on the Caution Plate and the Name Plate attached to each tool. A. Handling instructions Salespersons must be thoroughly familiar with the contents of the Handling

• Hitachi G 14DSL, -7- • To reduce the risk of injury, user must read and understand instruction manual. • Always use proper guards when grinding and wear eye protection. • Use only accessories rated at least 13300/min. WARNING (9) 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 G 14DSL during operation. • Do not leave the battery in a dusty area when not in use. • Remove dust from the battery and store it separating from metallic pa

• Hitachi G 14DSL, -8- • For safe operation, see instruction manual. • Charge HITACHI rechargeable batteries types BSL 14 and BSL 18 series. Other types of batteries may burst causing personal injury and damage. • Charge between 32 °F and 104 °F. Rest 15 minutes between the charging of batteries. • Indoor use only. • Replace defective cord immediately. CAUTION [ For the U.S.A. and Canada ] 2. Particular attention during sales promotion The cordless disc grinder offers many advantages: it can be used in places where no power source is available, the absence of a cord allows easy use, etc. However, in comparison with conventional AC type disc grinders, there

• Hitachi G 14DSL, -9- B. Precautions on usage (1) The wheel guard must be aligned in relation to the side handle mounting position. As illustrated in the figures below, 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. (2) Never press the pushing button on the gear cover while the depressed center wheel is rotating. If the pushing button is pressed while the depressed center wheel is rotating, the spindle will stop immediately. In such a case, there is a danger that the wheel nut may be loosened an

• -10- Be sure to remove the storage battery from the main body before servicing. Inadvertent triggering of the switch with the storage battery connected will result in danger of accidental turning of the motor. 1. Precautions in disassembly and reassembly The [Bold] numbers in the description below correspond to the item numbers in the Parts List and the exploded assembly diagrams fo

• Hitachi G 14DSL, -11- 5. Removal of the switch and the controller (1) After removal of Housing (A) [28], pull out the receptacle of the Brush Block [27] from the Pushing Button Switch [36]. Remove the Pushing Button Switch [36] from Housing (A) [28]. (2) Remove the terminal screw of the Pushing Button Switch [36] and remove the terminal of the Controller Terminal Set [37]. Remove the Pushing Button Switch [36] and the Controller Terminal Set [37] from Housing (A) [28]. 6. Removal of the slide knob and the slide bar (1) After removal of the Armature and Pinion Set [4], Magnet [5], Brush Block [27] and Push

• Hitachi G 14DSL, -12- Screw ti g htenin g tor q ue Backlash of the g ea r • Inside the pinion chamber of the Gear Cover Ass'y [3]: 8 g of Nippeco SEP-3A grease Rub grease on the gear and the pinion well. • Metal of the Gear Cover Ass'y [3]: 0.5 cc of mixed oil of Hitachi Motor Grease No. 2 (Uni-Lube No. 00) and turbine oil (mixture ratio by weight 1:1) • Tapping Screw (W/Flange) D4 x 23 (Black) [1] -------------------------------- 2.0 ± 0.5 N٠m (20 ± 5 kgf٠cm) • Tapping Screw (W/Flange) D4 x 20 (Black) [29] ------------------------------- 2.0 ± 0.5 N٠m (20 ± 5 kgf٠cm) • Seal Lock Screw (W/Sp. Washer) M4 x 1

• Hitachi G 14DSL, -13- Wirin g dia g ram Wiring diagram Connecting diagram Pushing Button Switch [36] Brush Block [27] Controller Terminal Set [37] Slide Bar [33] View from A Controller Terminal Set [37] Pushing Button Switch [36] Black Red White Indication unit Controller unit Black Red White Red 2. Precautions in disassembly and reassembly of battery charger Refer to the Technical Data and Service Manual for precautions in disassembly and reassembly of the battery charger Model UC 18YRSL. A

• Hitachi G 14DSL, -14- MODEL Variable Fixed 10 20 30 40 50 60 min. Work Flow G 14DSL General Assembly Wheel Guard Ass’y Housing (B) Housing (A) Slide Bar Slide Knob Pushing Button Switch Controller Termi n a l Set Armature and Pinion Set Magnet Rubber Bushing Brush Block Gear Cover Ass’y Pushing Button Lock Pin Gear Packing Gland Ball Bearing (6001VV) Spindle STANDARD REPAIR TIME (UNIT) SCHEDULES

• PART S G 14DSL DESCRIPTION REMARKS 1 328-643 TAPPING SCREW (W/FLANGE) D4X23 (BLACK) 4 2 301-944 PUSHING BUTTON 1 3 303-078 GEAR COVER ASS'Y 1 INCLUD. 2, 7 4 360-803 ARMATURE AND PINION SET 1 5 328-195 MAGNET 1 6 328-201 RUBBER BUSHING 1 7 301-943 LOCK PIN 1 8 316-487 RETAINING RING FOR D11 SHAFT 1 9 316-486 WAVE WASHER 1 10 328-196 GEAR 1 11 600-1VV BAL

• Hitachi G 14DSL, STANDARD ACCESSORIE S G 14DSL DESCRIPTION REMARKS 501 318-312 SIDE HANDLE 1 502 938-332Z WRENCH 1 503 CHARGER (MODEL UC 18YRSL) 1 504 329-897 BATTERY COVER 1 505 328-206 CASE 1 OPTIONAL ACCESSORIE S DESCRIPTION REMARKS * 601 937-826Z WASHER NUT 1 * 601 938-318 WASHER NUT 1 FOR USA, CAN * 602 937-825Z RUBBER PAD 1 * 602 938-317 RUBBER PAD 1 FOR USA, CAN 603 314-095 SANDING DISCS 115MM C-P16 (10 PCS.) 1 604 314-096 SANDING DISCS 115MM C-P20 (10 PCS.) 1 605 314-097 SANDING DISCS 11

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