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Operating Manual

STI-2807 | STI-2818LP

19

In the case that the surface shows different characteristics, means different hardness or different

coating thicknesses, a uniform grinding result will be achieved by varying the speed of movement

over the surface.

6.2 Failure

Irrespective of the following information, the local safety regulations are valid in any case for

the operation of the machine.. Assure all turning machine parts have come to standstill before

inspection or maintenance work starts. Always arrange the Safety Off as described in Chapter 2.

6.3

Safety Switch Off

The machine must be set into its “Safety Off Position” before starting any kind of

maintenance or repair work.

See Chapter 2—Safety Instructions.

6.4 Restart

All persons in the proximity of the machine must wear safety glasses with lateral

protection as well as steel toes work boots and hearing protection. The operator is also

required to wear close-fitting protective clothing.

See Chapter 5—Initial Operation.

7.0 Maintenance

7.1 Recommendations
7.2  Maintenance and Inspection
7.3 Maintenance
7.4  Regular Wear Parts
7.5  Service Schedule - STI-2807
7.6  Service Schedule - STI-2818LP

7.1 Recommendations

Prior to any repair work on the machine and its drives, secure machine against uninten-

tional switch-on. Put the machine in Safety Off Position as described in chapter 2.

Failures due to inadequate or incorrect maintenance may generate very high repair costs and long

stoppage periods of the machine. Regular maintenance is essential. Safety and service life of the

machine depend, among other things, on proper maintenance.
The following table will show recommendations about time, inspection and maintenance for the

normal use of the machine. The time indications are based on uninterrupted operation. When the

indicated number of working hours is not achieved during the corresponding period, the period can

be extended. Due to different working conditions it cannot be foreseen how frequently inspections

for wear checks, inspection, maintenance and repair works ought to be carried out. Prepare a

suitable inspection schedule considering your own working conditions.

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Содержание Prep/Master 2807

Страница 1: ...Operating Manual STI 2807 STI 2818LP STI 2807 with SMV Drive STI 2818LP Propane ...

Страница 2: ...er Warranty Substrate Technology guarantees that its machines and products are without manufacturing defects The warranty period on machines is one 1 year from the date of sale and the variable speed drive carries a two 2 year warranty from the date of sale Substrate Technology will replace any part that is defective at its own cost within the warranty period This warranty does not cover wear item...

Страница 3: ...STI 2818LP Manufacturer Substrate Technology 1384 Bungalow Rd Morris IL 60450 USA 1 815 941 4800 www substratetechnology com 1 2 Unit Specifications STI 2807 Dimensions Length 57 in 145 cm Width 28 in 71 cm Height 51 in 130 cm Weight 743 lbs 337 Kg Connected loads of the electrical system Power 7 5 HP Electrical Connection 230V 50 60Hz 1 or 3 Phase 400V 50 60Hz 1 or 3 Phase depending on ordered un...

Страница 4: ...ectives this applies in especially to the protective ground conductor in order to ensure that all safety devices are functioning and to be able to eliminate possible damage to electrical components 1 5 Advice for Operators of Grinding Machines During the operation of the Prep Master STI 2807 STI 2818LP it may be possible to exceed the acceptable noise level of 85 dB A This is dependent on the diff...

Страница 5: ...structions to highlight areas of particular importance Operational Safety This symbol will be shown in these Operating Instructions next to all safety precautions that are to be taken in order to ensure prevention of injury Follow these instructions and take special care in these circumstances In addition to these instructions the general safety precautions and the local accident prevention guidel...

Страница 6: ... long hair and not wear loose clothing or jewelry and rings There is a risk of injury through getting stuck or being drawn into moving machinery Use personal protection equipment if necessary or required by regulations Take notice of all safety and hazard notices on the machine All safety and hazard notices on the machine must be kept complete and legible If safety critical changes occur to the ma...

Страница 7: ...l status Only operate the machine when all safety devices and related safety equipment e g detachable safety devices emergency stops and suction devices are present and operational The machine has to be checked visually at least once a day for any damage and defects In the event of operational malfunctions the machine must be shut down immediately and secured The fault must be rectified before sta...

Страница 8: ...nance work the plug has to be disconnected in order to prevent the machine from being switched on accidentally The dust bin of a connected dust collector has to be emptied before transportation Please handle in accordance with the regulation how to dispose the dust and make sure that you meet the local regulations Do not use any aggressive cleaning materials Use lint free cleaning cloths Always ti...

Страница 9: ... electrician or by a trained person under the guidance and supervision of a skilled electrician as well as in accordance with the electrical engineering regulations Use only extension cables for extending the main cable that are sized and marked in accordance with the overall power consumption of the machine and the valid VDE guidelines In case there is any question ask the manufacturer or a skill...

Страница 10: ...Operating Features STI 2807 3 4 Operating Features STI 2818LP 3 5 Exploded Diagrams Part Numbers 3 7 Electric Motor STI 2807 only 3 8 Cutting Area 3 9 Couplers Tool Plates Stone Holders 3 10 Variable Speed Drive STI 2807 only 3 11 Tool Change 3 12 Care Maintenance 3 1 Operative Range The STI Prep Master STI 2807 STI 2818LP is a grinding machine with counter rotating heads that is used for preparat...

Страница 11: ...ge back to previous rotation repeat the process Auto Man and Prog Run These buttons are used for drive diagnostics and programming and are not used Dead Man Key Dead Man Key is intended to be used for the safety of the operator and protection of the machine from excess damage in the event of an emergency Lanyard must be worn by operator for this safety device to work properly Pull key out to stop ...

Страница 12: ...6 HX HD M10 x 30 16 4 1138708 M12 x 40 17 6 1139619 Soc HD M10 x 30 Grade 12 9 19 1 66375 Sq HD Plug 1 NPT 21 2 HR0554 Bearing Cover 22 1 HR0248 Helical Gear 89T RH 23 2 HR0250 Shaft 24 2 884000893 Coupling Flange 25 1 HR0254 Helical Gear 89T LH 26 1 HR0282 Housing Mach 27 1 HR0284 Cover 28 1 HR0291 Helical Gear 73T 29 1 628079509 Pinion 31 1 560075240 Motor 7 5HP 3 Ph 34 8 18918 1 2 20 3 Capscrew...

Страница 13: ...Man Switch 108 1 12277 00562 1 90 Cord Grip 8 4 109 1 401123221 Water Valve 110 2 404994207 Swivel Caster 111 2 404991823 Main Caster red wheel 112 1 401363421 Axle 113 2 421630200 2 in Vacuum Hose 3 ft 114 1 421630300 3 in Vacuum Hose 3 ft 115 1 402042807 Rubber Dust Band STI 2807 116 2 400309130 Handle Grips 117 4 10267 05611 Rubber Isolation Mounts 118 2 each 66112 pin 45286 clip Clevis Pin Cli...

Страница 14: ...04359 Battery 12V 6 1 900002606 Regulator 7 1 956004079 Battery Cable and Plug 8 1 956004078 Wiring Harness 9 1 950651306 Emissions Box includes O 2 Sensor 10 1 900657007 Oil Filter 11 2 900722218 Spark Plug 12 2 954172864 Tensioner Bearing 13 2 952200062 Flange Bushing 14 1 955326954 Drive Belt 15 1 950705963 Front Pulley 16 1 952200081 Pulley Bushing 17 1 955218292 Clutch 17 1 3 4 5 7 8 9 10 11 ...

Страница 15: ...trolled exclusively by the Variable Speed Drive which inputs specific power to generate a given RPM 3 6 Cutting Area The area inside the stainless steel shroud and directly beneath the gear deck is the cutting area This is the area in which the tools turn to produce the grinding action It is also the area that keeps the dust from grinding contained and subsequently evacuated through the dust colle...

Страница 16: ...ools by sliding the tooling outward Machine must only be tilted back on firm level surface There is danger of machine falling if all weights are not used and surface is not level 3 10 Care Maintenance Special attendance and regular maintenance of the machine and its parts are imperative for functioning and safety In order to prevent unnecessary downtimes it is recommended to keep original spare an...

Страница 17: ...machine must be placed on a pallet or platform designed to hold the weight of the machine and the platform or pallet can then be lifted or hoisted from the appropriate points When transporting P M machines by vehicle or trailer it is mandatory to move all pocket weights to the head of the grinder or off the machine Failure to do so will result in damage to the handle frame that is not covered unde...

Страница 18: ...lar inspection is essential Carry out the following checks before any start up Check whether all machine parts are assembled safely and correctly Check all screws and other fasteners for tight seat Check the tool holders to ensure that the proper tools are in place and secure Check the tightness of the hose connections and the condition of the hose to the filter Make sure the dust container of the...

Страница 19: ...e main switch is turned on and the dead man switch is in place with the lanyard around the operator s wrist 4 Place downward pressure on handle Press the Start button 5 Release pressure from handle and immediately begin moving the machine from side to side to prevent the tools from digging into the concrete surface and creating an uneven profile For the operation of the running machine it is neces...

Страница 20: ...latness and profile 8 Throttle up to the desired speed minimum recommended operating speed of 2 800 RPM and no more than 3 500 RPM 9 When grinding in work area is complete throttle down to 2 000 RPM and push the Rocker Switch 10 Turn off fuel supply at tank 11 After motor stops from fuel supply being cut off turn off ignition key to save battery power Do not overfill the bin to avoid dust exposure...

Страница 21: ...Initial Operation 7 0 Maintenance 7 1 Recommendations 7 2 Maintenance and Inspection 7 3 Maintenance 7 4 Regular Wear Parts 7 5 Service Schedule STI 2807 7 6 Service Schedule STI 2818LP 7 1 Recommendations Prior to any repair work on the machine and its drives secure machine against uninten tional switch on Put the machine in Safety Off Position as described in chapter 2 Failures due to inadequate...

Страница 22: ...are required to replace wear parts If you replace parts yourself for specific reasons the following instructions and work sequence have to be observed You should also stock all spare or wear parts that cannot be supplied quickly As a rule production standstill periods are more expensive than the cost for the corresponding spare part Screws that have been removed must be replaced with those of the ...

Страница 23: ...00 Hrs Every 200 Hrs Every 300 Hrs Every 400 Hrs Every 500 Hrs Check add engine oil Check for loose or lost fasteners Check for oil leakage Inspect fuel hose and connections Clean Engine dust filter Inspect pad driver Change Engine Oil Change engine oil filter Check clean primary air filter Check secondary air filter Inspect battery and battery connections Replace Engine primary air filter Replace...

Страница 24: ... tool is firmly seated to holder Damaged or worn coupler Replace coupler Oil leak under gear box Bad oil seal Replace oil seal Unusual Noise Uneven or loose surface being ground Verify suitability of substrate being ground Loose or damaged tooling Inspect tooling to make sure that all connecting hardware is tight and tool is firmly seated to holder Shroud is dragging on the floor Adjust shroud and...

Страница 25: ... 2 STI Settings In the case of an SMV drive being repaired and returned to you the SMV drive will require the following programming 1 STI Settings SMV Drive Master Reset Procedure standard factory settings 1 With SMV Drive powered on press M on the keypad 2 Press the arrow up key to scroll to the number 0225 Press M The display will read P100 3 Press the arrow up key to P199 Press M Screen will di...

Страница 26: ...hine and adjust speed to 45Hz electric or 2500 RPM propane 3 Upon starting the machine continuously move machine in side to side pattern ensuring that machine is will grind the floor evenly If for any reason the machine cannot be continuously moved i e cord management adjacent work obstacles etc stop the machine until it can be operated as specified above Upon satisfactory completion of surface pr...

Страница 27: ...e left hand tools 00L in the tool holders that are turning counter clockwise 2 Place the P M machine in the operating position Attach appropriate power and vacuum dust collection hose to the P M machine 3 With weights in neutral position or off machine start the machine and adjust speed to 40Hz electric or 2500 RPM propane 4 Upon starting the machine continuously move machine in side to side patte...

Страница 28: ... metal bond tools that have the same face design and can be clearly identified by the number on back as 1 and 2 Both tools feature the patented EG attachment system Approximate life of 1 is 30 000 SF 2 787 M2 for all P M Machines except 4430 P M Machine 4430 life expectancy is 40 000 SF 3 716 M2 Approximate life of 2 is 35 000 SF 3 251 M2 for all P M Machines except 4430 P M Machine 4430 life expe...

Страница 29: ...achine set speed to 45Hz on VSD and start machine for propane run at 2500 RPM Upon satisfactory completion of step 5 remove machine from area and vacuum the surface 6 Apply densifier per manufacturer s recommendations and allow surface to dry completely after densifier process has been completed See Section 3 for further information about densifiers 7 Attach the EGT 6 tools to the P M Machine and ...

Страница 30: ...slab Machinery Qualifications The EGT Diamond System is designed to attach to and work perfectly with any Substrate Technology Prep Master machine Quantity of EGT tools will vary by model Prep Master 2807 2818LP P M Jr 6 pieces Prep Master 2420 2418LP 12 pieces Prep Master 3030 3038LP RC 3030 12 pieces Prep Master 4430 4438LP RC 4430 24 pieces Attachment of EGT tools 4 through 8 require Velcro pad...

Страница 31: ...manufacturer s recommendations and allow surface to dry completely after densifier process has been completed See Section 3 for further information about densifiers 4 Attach the CLC 3 tools to the P M machine and place it in operating position Attach appropriate power to the P M machine With 50 of weights on head of machine and 50 in basket over wheels set speed to 45Hz on VSD add water and start ...

Страница 32: ... to overlap paths by at least 25 The machine must always be swung side to side approximately 30 degrees The machine should never be quickly pushed across floor to move to areas outside the area that is to be polished The work area must be closed to all non associated workers and equipment The likelihood of contamination by non associated traffic is increased and rogue scratches will be possible as...

Страница 33: ...tep The 1 TPS tool life will be variable based upon Epoxy Terrazzo mixture components consistency of epoxy terrazzo placement and adequate dust collection TPS 2 2 2 is a metal bond tool painted orange that has pictured face design and can be clearly identified by the number on back as 2 This tool features the patented EG attachment system The tool is run dry Approximate life of 2 is 30 000 SF 2 78...

Страница 34: ...at 15Hz or 2100 RPM with the pocket weights on the handle Not running as recommended will greatly reduce pan life expectancy and may produce burn marks in the floor Never use the pans on machines that have RPM in excess of 250RPM tool speed 5 Attach the TPS 4 tools to the P M Machine and place it in operating position Attach appropriate power to the P M machine With 50 of weights on head of machin...

Страница 35: ...remove scratches from previous steps A thorough processing of the epoxy terrazzo can only be achieved by one pass forward and then second pass backward over same path It is compulsory to overlap paths by at least 25 The machine must always be swung side to side approximately 30 degrees The machine should never be quickly pushed across floor to move to areas outside the area that is to be polished ...

Страница 36: ...Substrate Technology Inc 1384 Bungalow Rd Morris IL 60450 USA 1 815 941 4800 1 815 941 4600 Fax www substratetechnology com ...

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