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Summary of Contents for Hilti DST 20-CA
- Page 1 DST 20-CA English Printed: 30.01.2018 | Doc-Nr: PUB / 5355823 / 000 / 01...
- Page 2 Printed: 30.01.2018 | Doc-Nr: PUB / 5355823 / 000 / 01...
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Page 3: Table Of Contents
Contents Information about the documentation ......3 1.1 About this documentation ........3 1.2 Explanation of symbols used . - Page 4 Assembling the saw system ........19 6.1 Installing the anchors for the rail supports ......19 6.2 Fastening the rail supports .
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Page 5: Information About The Documentation
Information about the documentation About this documentation • Read this documentation before initial operation or use. This is a prerequisite for safe, trouble-free handling and use of the product. • Observe the safety instructions and warnings in this documentation and on the product. -
Page 6: Product-Dependent Symbols
The machine is equipped with the Cut Assist function. Product information Hilti products are designed for professional use and may be operated, serviced and maintained only by trained, authorized personnel. This personnel must be informed of any particular hazards that may be encountered. The product and its ancillary equipment... -
Page 7: Declaration Of Conformity
Failure to observe this point may lead to potentially fatal injury or serious damage to the equipment or other property. ▶ Use the machine for the first time only after you have been trained by a Hilti specialist on how to use it safely. -
Page 8: Electrical Safety
▶ Do not operate the machine if it cannot be switched on and off correctly at the control switch. Damaged or faulty switches must be replaced at a Hilti service center. ▶ Do not abuse the electric supply cable. Never use the supply cable to carry, suspend, pull or unplug the machine. - Page 9 ▶ Secure the working area. Ensure that no persons can be injured or property / equipment damaged by moving parts, falling objects or by debris that may fly off during the sawing operation. ▶ Keep a safe distance of at least 1.5 m (60 in) away from all moving parts while the equipment is in operation.
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Page 10: Safety At The Workplace
2.1.4 Safety at the workplace WARNING Danger due to negative effects on structural stability! Drilling and sawing work on buildings and other structures may influence the statics of the structure, especially when steel reinforcing bars and/or load-bearing components are cut through. ▶... -
Page 11: Safety During Transport
▶ Begin work with the saw only when the rail supports are securely and rigidly fastened to a solid surface and when the wall saw system has been correctly assembled (all bolts tightened securely, the saw head mounted securely on the rail with the locking levers closed and the end stops fitted correctly). -
Page 12: Description
Description Product overview Saw head Blade guard side section Remote control unit Guide rail with end stop Transport trolley Accessories box Lifting point for transport by crane Toolbox § Blade guard center section & English 2122323 *2122323* Printed: 30.01.2018 | Doc-Nr: PUB / 5355823 / 000 / 01... -
Page 13: Intended Use
3 eccentric pin 1 Carrying handle for saw blade with flange Other system products approved for use with this product can be found at your local Hilti Store or online at: www.hilti.group | USA: www.hilti.com Accessories Accessories for the rail system... - Page 14 Item number Designation Description 284814 DS-RF-L rail support Fastening rails 284816 DS-RFP-L rail support For cutting at an angle or on stairs 232241 D-CO-ML tapered connec- Rail connector 232244 D-EP-ML eccentric pin Rail connector Accessories for the blade guard for normal cutting Item number Designation Description...
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Page 15: Technical Data
Accessories for the flush-cutting flange Item number Designation Description 258436 DST-FCA-60 flush-cutting flush-cutting flange flange 242383 DST-CFF 6×M10 Countersunk screws for the flush- countersunk-head screws, cutting flange hex socket, set Electrical connection accessories Item number Designation Description 2180136 DST-ESC 20 3x400V elec- Electric supply cable for the tric supply cable DST 20–CA... -
Page 16: Technical Data For The Transport Trolley
Cooling water temperature 4 ℃ …25 ℃ Cooling water pressure 2 bar …6 bar Protection class in accordance with IEC IP 65 60529 Maximum emitted transmission power 17.6 dBm EIRP Frequency band 2.4 GHz …2.4835 GHz Technical data for the transport trolley Maximum load 180 kg Dimensions (L×W×H) -
Page 17: Overcut Or Uncut Distances
The illustration shows an example of the cutting sequence for a door opening with a dividing cut. ▶ Secure the parts to be cut away so that they cannot move. Movement of the parts being cut can cause the saw blade to jam, presenting a risk of injury. Overcut or uncut distances with blade diameter (Ø) 650 mm... -
Page 18: Distance Between Rail Supports
with blade diameter (Ø) 650 mm 800 mm 1,000 mm 1,200 mm 1,600 mm 375 mm 271 mm 195 mm 133 mm 400 mm 330 mm 225 mm 151 mm 425 mm 440 mm 260 mm 170 mm 450 mm 300 mm 191 mm 475 mm... -
Page 19: Position Of Holes Drilled For Fastening The Rail Supports
Position of holes drilled for fastening the rail supports Distance between anchors with rail Distance between rail supports with support positioned on the inside support positioned on the outside = 235 mm = 139 mm Distance between anchors with rail Distance between anchors for &... -
Page 20: Use Of Extension Cables
Technical data AC supply fuse rating (depends on setting on the • 16 A remote control unit) • 25 A • 32 A Ground fault circuit interrupter (FI) Type A or B+MI, 30 mA Pin assignment 3~ + N + PE 32A 6h Phase 1 Phase 2 Phase 3... -
Page 21: Assembling The Saw System
HKD–D M12 flush anchor is not suitable for use in masonry, man-made or natural stone and similar materials. ▶ Please contact Hilti Technical Service if you have any questions about secure fastening. The following instructions apply to use of the HKD–D M12 flush anchor. If you use a different type of anchor, please follow the anchor manufacturer’s instructions. -
Page 22: Mounting The Rail On The Rail Supports For Normal Cutting
Mounting the rail on the rail supports for normal cutting Rail Rail clamping plate Rail clamp Rail clamping bolt & Rail support Leveling screw 1. Fit rail hooks on the rail. Rail hooks may be used only together with rail supports for normal cutting. 2. -
Page 23: Mounting The Rail On The Rail Supports For Angular Cutting And Adjusting The Cutting Angle
Mounting the rail on the rail supports for angular cutting and adjusting the cutting angle 1. Slacken the clamping bolt for the clamping plate on all rail supports. Leveling screw Clamping plate with clamping bolt Clamping bolt for angle adjust- ment Slot for the fastening bolt 2. - Page 24 5. Remove the clamping bolt from the rail support. 6. Slacken the upper clamping bolt for the angle adjustment mechanism. 7. Adjust the rail to the desired cutting angle. 8. Retighten the clamping bolt for the angle adjustment mechanism. 9. Check and adjust the offset distance of the rail from the cutting line and then tighten the rail support fastening bolts.
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Page 25: Mounting The Rail On The Rail Supports For Cutting On Stairs
Mounting the rail on the rail supports for cutting on stairs 1. Mount the rail supports for cutting on stairs on the stairs. 2. Attach the clamping insert for cutting on stairs to the rail support. 3. Slacken the clamping bolts for angle ad- justment. -
Page 26: Extending Rails
Extending rails Rail 1/2" square pin wrench Tapered connector Tapered sleeve & Eccentric pins 1. Clean the tapered connector and tapered sleeves and then grease these parts. 2. Insert the tapered connector in the rail and tighten the eccentric pin by turning it in clockwise with the 1/2"... - Page 27 Locking lever Guide roller Rail 1. Disengage the locking lever by lifting and pivoting the lever upwards. ◁ Spring pressure holds the locking lever in the “open” position. 2. Lift the saw head by the grips and place it on the previously fastened rail. Make sure that the guide rollers are positioned correctly.
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Page 28: Installing The Rail And Flush-Cutting Saw Head
7.1.1 Installing the rail and flush-cutting saw head ▶ When installing, make sure that the saw blade does not come into contact with the material, as otherwise friction losses would reduce the saw's performance. ▶ Allow approx. 5 mm of extra clearance between saw blade and material, or use the leveling screws rail support to set the saw to a slight angle. -
Page 29: Adjusting The Blade Guard
WARNING Risk of unintentional starting! The saw could start unintentionally when the electric supply cable is plugged in. ▶ Press the emergency stop button on the remote control unit before connecting the electric supply cable. CAUTION Risk of accident! Incorrectly positioned cables and hoses can result in damage to the equipment or other property. -
Page 30: Mounting The Saw Blade
▶ Do not use worn mounting or clamping flanges (wear may be caused, for example, by the blade slipping or by abrasion at its outer diameter). ▶ Use only genuine Hilti accessories and mounting bolts. ▶ Mount the saw blade in the correct direction of rotation. -
Page 31: Mounting The Saw Blade For Flush Cutting
7.4.3 Mounting the saw blade for flush cutting 7.4.3.1 Preparing the flush-cutting flange for installation Hex key Securing screws (hex socket, & 6 mm) Flush-cutting flange, complete Saw-blade flange Locking pin Inner flange Outer ring 1. Use the hex key to press the locking pin into the flush-cutting flange and turn the outer ring in the direction shown until the locking pin engages in the 2nd hole in the outer ring. -
Page 32: Installing The Saw-Blade Flange Of The Flush-Cutting Flange On The Saw Blade
4. Lock the mount so that it cannot turn by inserting the grip of the hex key into the hole in the underside of the mount and holding the hex key. 5. Tighten the securing screw. Technical data Tightening torque, inner-flange securing screw 110 Nm (M12×45 10.9) 7.4.3.3 Installing the saw-blade flange of the flush-cutting flange on the saw... -
Page 33: Carrying The Flush-Cutting Saw Blade
7.4.3.4 Carrying the flush-cutting saw blade Carrying handle Saw-blade flange, flush-cut Saw blades with saw-blade flange for flush-cuts installed can be easily carried with the carrying handle supplied for the purpose. Consequently, it is a good idea to install saw-blade flanges on the saw blades needed. - Page 34 Saw arm Fastening screws & Inner flange Outer ring on inner flange Saw-blade flange Locking pin Hex key Lever, keyless locking system 1. Position the saw blade so that the mount on the saw blade is at a right angle to the rail.
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Page 35: Removing The Saw Blade For Flush-Cutting With The Mounting Flange Installed
4. Turn the inner flange until the screws in the inner flange point toward the mount on the saw-blade flange. 5. Pivot the saw arm up. ◁ The mount on the inner flange is guided into the mount on the saw-blade flange. 6. -
Page 36: Fitting The Blade Guard
4. Pivot the saw arm toward the rail. Hold the saw blade so that it cannot topple or drop out when released. ◁ The inner flange on the saw arm disengages from the mount on the saw-blade flange. ◁ The saw blade is now completely disengaged from the saw and can be carried away with the carrying handle. -
Page 37: Working With The Saw
3. Secure the blade guard side section with the tensioning bar. ◁ The blade guard middle section and side section then form a unit that can be removed or refitted to the blade guard holder as a single unit. 4. Secure the complete blade guard to the blade guard holder by pulling the rubber tensioning strap over the tensioning lug. -
Page 38: Guidelines And Guide Values
Guidelines and guide values The initial or guide cut The initial cut is known as the guide cut. This cut should always be made with the saw arm in the trailing position (i.e. pulling the blade). The depth of the cut depends on the material (hard, soft or masonry). Technical data Cutting depth for the guide cut ≈... -
Page 39: Blowing Out The Cooling Circuit
CAUTION Risk of injury! A hot saw blade presents a risk of burning injury. Sharp edges present a risk of cutting injury. ▶ Wear protective gloves when changing the saw blade. 8. Remove the saw blade. 9. Lift the saw head off the rail. 10.Dismantle the rail system. -
Page 40: Adjusting The Guide Rollers
WARNING Risk of personal injury and damage to the equipment or other property! Water finding its way into the saw may result in damage to the saw and increase the risk of electric shock. ▶ Do not use a high-pressure water-jet cleaning system to clean the saw head, remote control unit or cables. -
Page 41: Inspection
10.2 Inspection ▶ Have the machine checked by Hilti Service at intervals of 100 operating hours. The remote control unit shows the number of operating hours remaining until the next service is due. ▶ Check all visible parts and controls for signs of damage at regular intervals and make sure that they all function correctly. -
Page 42: Transport And Storage
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare parts, consumables and accessories approved by Hilti for use with the product can be found at your local Hilti Center or online at www.hilti.com Transport and storage ▶... - Page 43 Trouble or fault Possible cause Action to be taken The cut is not straight. The play at the guide rollers ▶ Check the play at the exceeds the specified value. rollers and adjust the rollers correctly. If ad- justment is not sufficient, replace the rollers or the guide rail.
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Page 44: Disposal
Most of the materials from which Hilti products are manufactured can be recycled. The materials must be correctly separated before they can be recycled. In many countries, your old tools, machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti sales representative for further information. - Page 45 Printed: 30.01.2018 | Doc-Nr: PUB / 5355823 / 000 / 01...
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- Page 48 *2122323* 2122323 Hilti = registered trademark of Hilti Corp., Schaan 20180125 Printed: 30.01.2018 | Doc-Nr: PUB / 5355823 / 000 / 01...
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