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NOTICE

This engraving system requires clean, dry, oil-free air. An oil-free compressor is 
recommended for use with this system. For any oil‑type compressors, an oil‑removal filter 
(coalescing type) in the air supply line to this engraving system MUST BE INSTALLED AND 
IN USE.

OIL OR WATER CONTAMINATION  

IS NOT COVERED BY WARRANTY.

 

For help with ordering or installing an oil‑removal filter, or for guidance with operation or 
maintenance, please call GRS Technical Support at 800-835-3519 or +1-620-343-1084. 

To send a request for assistance via electronic formats, e-mail [email protected] or visit:

http://www.grstools.com/customerservice/

Important notes are 

highlighted in yellow

 or 

marked in red.

GraverSmith™

OPERATION AND MAINTENANCE MANUAL

#004-895

ORIGINAL INSTRUCTIONS

READ THIS MANUAL ENTIRELY  

BEFORE CONNECTING TO POWER.

 

Damage not covered by the warranty may result from not  

following the instructions and maintenance in this manual.

Summary of Contents for 004-895

Page 1: ... oil removal filter or for guidance with operation or maintenance please call GRS Technical Support at 800 835 3519 or 1 620 343 1084 To send a request for assistance via electronic formats e mail support glendo com or visit http www grstools com customerservice Important notes are highlighted in yellow or marked in red GraverSmith OPERATION AND MAINTENANCE MANUAL 004 895 ORIGINAL INSTRUCTIONS REA...

Page 2: ... for Handpiece Operation Handpiece Adjustment Troubleshooting Foot Throttle Operation Handpiece Operation Maintenance 12 Handpiece Foot Throttle Important Notices 13 GRS Progressive Foot Control Owners Air Contaminants Water Accumulation Service Repair 14 Parts Lists 15 Wiring Hose Diagrams 20 Warranty Back Cover READ THIS MANUAL ENTIRELY BEFORE CONNECTING TO POWER Damage not covered by the warran...

Page 3: ...or Do not use this equipment if it is damaged This equipment allows the use of small sharp cutting tools that can break suddenly Always wear eye protection appropriate for each application and protect hands from sharp edges Like other power tools this device exposes the operator to mechanical vibration If any user experiences discomfort pain numbness aching etc in their hands fingers arms or relat...

Page 4: ...tes internal components including the rotary air valve Do not add oil or any lubricant to the compressed air supply A compatible GRS pneumatic handpiece All GRS Standard Handpieces and GRS Airtact Handpieces with an attached Airtact Control System are compatible with this system DO NOT USE SYSTEM 3 OR GRAVERMEISTER HANDPIECES Please contact GRS or an authorized GRS dealer for a complete list of co...

Page 5: ...n To ensure a stable compressed air supply the user should consider an additional air regulator to adjust the air pressure to 45 60 psi 3 4 bar before it enters the GraverSmith A sturdy surface with adequate lighting Make use of a heavy workbench or suitable solid furniture to support this equipment workpiece and any additional equipment and supplies Adequate lighting allows clear sight and may he...

Page 6: ...4 4 FIG 1 GraverSmith Overview Front View Back View A B C D I G G H H F E J K ...

Page 7: ...ATION NOTE IMPORTANT NEVER OPERATE WHILE ON SIDE Always use the system in a vertical position FIG 1 GraverSmith FIG 1 Diagram A Rugged plastic carrying handle B Power on off button C Strokes Per Minute SPM dial D Primary air pressure gauge E Standard Handpiece push to connect fitting F Air supply input push to connect fitting G Air filter H Air filter bowl drain knob I Air filter output push to co...

Page 8: ...ect hose from air supply to filter fitting marked N FIG 2 Mounting Air Filter to Side 7 9 6 10 8 11 1 3 4 Air Filter Knob Drain water from filter daily Turn knob clockwise from top view to open Drain Turn knob counter clockwise to close valve A A Turn Clockwise 2 NOTE If air supply hose is larger than 1 4 6 35 mm OD either replace the push to connect fitting with the included barbed fitting and attac...

Page 9: ...ent position Extend throttle hose to back of system FIG 3 D to insert into fitting marked THROTTLE CONNECTION The hose should not be pinched or kinked NOTE The foot throttle varies handpiece power by controlling the amount of air that flows from the handpiece While the throttle is depressed it is normal for air to be released The user may hear the air being released at times during operation CONNEC...

Page 10: ...en powered off the system seals the valve making a pop and hiss sound This allows the system to be powered off while the air compressor remains on without loss of air in the compressor tank Power on the air compressor and allow tank to fill Wait for the compressor to cycle off Power on the GraverSmith Turn the SPM dial FIG 4 A to 2300 Turn the primary air pressure control knob FIG 4 B clockwise un...

Page 11: ... Maestro EX 004 905 800 3600 17 22 psi 1 2 1 5 bar 2200 19 psi 1 3 bar Maestro 004 947 2000 5000 10 13 psi 0 7 0 9 bar 3000 11 psi 0 8 bar QC 720 004 720 400 3000 18 26 psi 1 2 1 8 bar 1600 22 psi 1 5 bar QC 710 004 710 800 3000 20 24 psi 1 4 1 7 bar 1800 21 psi 1 4 bar 610 Hammer 004 610 004 609 800 3000 20 24 psi 1 4 1 7 bar 1800 21 psi 1 4 bar QC 801 004 801 004 810 obsolete 1400 4000 20 24 psi...

Page 12: ... pressure and SPM to suit preferences FOOT THROTTLE OPERATION Place foot on throttle as shown in FIG 6 with heel completely on the foot throttle and not on the floor Before depressing foot throttle position handpiece and tool properly The tool should rest firmly on the material surface before operating the foot throttle After handpiece is adjusted properly depress the foot throttle to activate the ...

Page 13: ...le increasing power with the foot throttle an increasingly relaxed grip will increase the power However do not lose control while guiding the tool For general cutting techniques position the handpiece as in FIG 7 A this is similar to holding a dinner knife For stippling hammering or similar techniques position the handpiece as in FIG 7 B this is similar to holding a pencil For hammering work press...

Page 14: ... from paper For grooved pistons fold paper to create a thick edge Insert the paper edge in each piston groove Use the same folded paper to clean open space in spring Twist the paper to a point that will fit into the handpiece barrel Insert and rotate the paper to buff and polish the inside until clean Reassemble handpiece IMPORTANT NOTE DO NOT LUBRICATE PISTON SPRING OR BORE FOOT THROTTLE The thro...

Page 15: ...tc twice a week to prevent accumulation Additionally the filter element must be cleaned and or replaced frequently If moisture is noted in the handpiece or throttle hoses power off system immediately Purge air from system drain filter bowl and proceed as follows Disassemble and clean handpiece s Reassemble Set primary air pressure to 10 psi 0 7 bar Power on the system to purge moisture from valves...

Page 16: ...ranty See illustrations on page 15 Tubing PU CLR 0 250 O D 0 170 I D Foot Throttle Hose 004 050 Fitting PTC 0 25 90 M1 8 NPT 022 230 Fitting PTC 0 25 Inline M1 8 NPT 022 231 Assembly 5 Micron Filter and Bowl 022 944 RHMS M4 x 0 7MM Qty 2 022 978 Bracket Filter Mount 044 051 Tubing PU BLK 0 250 O D 0 130 I D 044 069 Tubing PU BLK 0 250 O D 0 130 I D 044 229 Allen Wrench 1 8 022 053 Square Point Gra...

Page 17: ...2 022 993 022 987 022 231 044 051 022 944 022 230 022 978 022 053 002 361 002 115 022 404 002 979 x2 044 069 004 519 Order Replacements 022 860 1 BOWL COVER REPLACEMENT 022 861 1 FILTER REPLACEMENT GraverSmith Accessories ...

Page 18: ...2 104 6 NUT 8 32 HEXKEP Z P 002 110 4 WASHER 8 PLTD 002 186 2 POP RIVET 022 230 1 90 PUSH TO CONNECT FITTING 022 231 1 PUSH IN MALE CONNECTOR 022 248 4 8 32 X 7 16 PAN HEAD SCREW 022 944 1 5 MICRON FILTER BOWL 022 964 6 BHSCS 10 32 x 0 38 BLK 022 978 2 4M X 0 7 METRIC SCREW PHILLIPS HEAD 023 052 4 RUBBER MOUNTING FOOT 044 051 1 FILTER MOUNT 044 057 1 24V ELECTRICAL LABEL 044 059 1 DECAL TO IDENTIF...

Page 19: ...GraverSmith Pneumatic Parts List PART NO QTY DESCRIPTION 002 536 3 NUT 1 4 20 FLNG LOCK Z P 004 951 1 VALVE BODY ROTARY 022 230 6 FITTING PTC 0 25 90 M1 8 NPT 022 948 1 O RING 1 078 O D 0 938 I D 022 965 3 FITTING PTC 0 25 BULKHEAD 023 051 1 ARG REGULATOR GAUGE IN KNOB 024 168 3 SPECIAL WASHER 024 169 1 O RING 024 170 3 SOCKET HEAD CAP SCREW 044 006 1 VALVE SHROUD ROTARY 044 157 1 6 0 LENGTH OF 05...

Page 20: ...ITCH 004 828 1 BLACK WIRE SWITCH 004 829 1 GROUND WIRE ASSEMBLY HEATSINK TO BOARD MOUNT SCREW 022 961 1 4000 RPM MOTOR 022 962 1 CONTROLLER BOARD 022 968 4 32 X 0 375 ROUND HEAD MACHINE SCREW 022 970 1 24VDC GREEN ILLUMINATED SWITCH 022 990 1 NYLON WASHER 023 053 3 ISOLATION MOUNT 023 054 1 CONTROL KNOB ROGAN PT 6 PS 044 040 1 VALVE ROTOR 044 043 1 FLYWHEEL FOR VALVE ROTOR 044 145 1 MOTOR MOUNT MA...

Page 21: ...19 19 004 913 ...

Page 22: ...BACK POWER JACK ASSY 004 817 BLACK YELLOW RED 022 961 RED BLACK 022 970 F F LED TERMINAL 004 817 004 818 004 827 004 828 004 817 CONTROL BOARD HEAT SINK The Motor Assembly is operator replaceable Contact GRS or an authorized GRS dealer for details Motor Assembly 004 913 Contact GRS or an authorized GRS dealer for replacement parts or repairs Visit grs com dealers for dealers in your country Graver...

Page 23: ...2 GraverSmith Hose Diagram BACK PANEL 044 068 044 095 044 065 044 066 044 137 044 070 044 067 044 065 SINTERED DISK TANK MTR VALVE BIAS VALVE AUX VALVE 2 WAY VALVE PWR REG PWR GUAGE A 044 111 SOLENOID VALVE ...

Page 24: ...horized GRS dealer before returning any equipment These products are designed for reliable operation using most sources of compressed air However some air supplies contain excessive water oil dirt rust or other contaminants The built in filter of the engraving system is a final filter to protect against normal dirt and water If the compressed air has excessive contaminants install the necessary fi...

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