Gamma 8500 Els Owner'S Manual Download Page 3

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8500 Els

Key Product Features

1. Electric Constant Linear Pull String Tensioner w/ Diamond Coated String Gripper

(10-90 lbs tension range in 0.10 lbs increments)

2. Electronic Control Panel w/ Keypad, Knot, Prestretch, & String Length Functions

3. String Reel Holder

4. Electronic String Length Meter

5. 6 Point “Suspension” Mounting System (10 point support)

6. Dual Action, CAM-Lock, Swivel, String Clamps w/ Diamond Coating

7. Convenient Foot Actuated Tensioner Switch

8. Full Fiberglass Cover w/ Integrated Tool Trays (60 sq in of storage area)

9. Height Adjustable from 39” to 46” (can also be used on table top)

10. 110 V / 220 V Compatibility

Summary of Contents for 8500 Els

Page 2: ...page 13 Cam Lock Base adjustment as described on page 17 Linear String Gripper adjustment as described on page 18 and cleaning of String Clamps as described on page 18 GAMMA s obligation under this warranty is limited to repair or replacement of defective EQUIPMENT and no one is authorized to promise any other liability GAMMA shall in no event be liable for any incidental or consequential damages ...

Page 3: ...Length Functions 3 String Reel Holder 4 Electronic String Length Meter 5 6 Point Suspension Mounting System 10 point support 6 Dual Action CAM Lock Swivel String Clamps w Diamond Coating 7 Convenient Foot Actuated Tensioner Switch 8 Full Fiberglass Cover w Integrated Tool Trays 60 sq in of storage area 9 Height Adjustable from 39 to 46 can also be used on table top 10 110 V 220 V Compatibility 1 3...

Page 4: ... Flange Plate 4 Legs 1 Locking Knob Screw 4 M8 x 25 Flat Head Screws 4 M8 x 30 Cap Screws 1 String Reel Holder M8 Threaded Pin 1 Knob 8 Spacers 2 M8 Washers Contents of Large Master Carton including accessory cartons packed inside 1 Stringer Assembly Unit w Tensioner Module and Turntable 1 Power Cord w Ground Pin 2 Suspension Mounting Stands w Frame Support Slide Side Supports and Adapters 2 Mount...

Page 5: ...Cont Align the holes in the leg flange with the matching holes in the lower column support post Secure the leg with one FLAT HEAD cap screw through the upper hole and one SOCKET HEAD cap screw through the bottom hole Repeat this procedure for the three remaining legs Assembly Instructions Base Leg Assembly Cont To complete the base stand screw the height adjustment locking knob A into the side of ...

Page 6: ...ctions Unpacking the Tensioner Assembly The tensioner assembly is packed inside the inner carton and is bolted to a sheet of wood with four 4 bolts to prevent damage during shipment Another sheet of wood is bolted to the underside of the inner carton through the first piece of wood First locate the nuts attached to the bolts that secure the outer piece of wood to the inner piece of wood Remove the...

Page 7: ...four 4 holes in the upper post flange with the holes in the tensioner base Secure the flange to the base with the four cap screws Height Adjustment The height of the machine is adjustable from 39 to 46 To change the height remove the socket head cap screw from its current position and place it in the appropriate hole to set the desired height of the ma chine 5 ...

Page 8: ...nd to ensure smooth operation Installing the Racquet Mounting System Align the threaded hole in the bottom of the frame support post with the slot in the turntable Screw the lever lock bolt with washer into the center hole located in the bottom of the support post and loosely tighten Position the washer with the rounded edge toward the turntable Repeat procedure for the support post on the opposit...

Page 9: ...ng depending on the size of the string reel Before placing the first reel on the pin slide two M8 washers over the pin and slide them to the boss on the lower column support After the first reel is placed onto the pin place two spacers between each reel to provide enough space between reels and allow them to turn freely without rubbing against one another To provide a smooth feed to the String Len...

Page 10: ...the face plate assembly to the string length meter To check for proper alignment lift the top clamp of the face plate assembly and insert a section of racquet string at least 12 inches long into the entrance hole of the face plate Continue feeding the string section into the string length meter until it appears through the exit hole If the entrance or exit holes appear to be blocked loosen the att...

Page 11: ...MP service To connect the foot pedal switch insert the 2 pin male connector located at the end of the foot pedal switch cord into the two pin receptacle located in the side panel Tighten the connector with the sleeve nut located on the foot pedal switch connector After checking to be certain that the machine is set for the correct input voltage switch on the machine by pressing the Lighted On Off ...

Page 12: ...to enter a new tension Knot Function Increases pulling tension by 10 over the setting value max 90 lbs 40 8 kgs for one pull During pull the Memory LED flashes to indicate that the Knot function is enabled Tension Index Buttons Changes tension setting in 1 0 or 0 1 Lb or Kg increments Holding the button down will scroll the tension setting values up or down Tension settings entered with the tensio...

Page 13: ... prevent debris from entering the SLM When the end of the string appears out of the exit hole press the C button on the keypad to Zero the SLM and the length of string measured will be measured from the point on the string located at the edge of the exit hole Pull the end of the string in a slow steady fashion and the SLM will begin measuring the length of string pulled and indicate the measuremen...

Page 14: ...clamp base If the travel is not sufficient to allow smooth operation of adjust the Clamp Base as outlined in the Clamp Base Adjustment section Cam Lock Clamp Operation Clamp Head Adjustment The clamp heads will need minor adjustments accord ing to what string type construction and gauge you are using To adjust the gap clamping pressure between the clamp jaws insert the string through the racquet a...

Page 15: ...g being tensioned Tensioning Button 13 String Gripper Operation String Gripper Operation To insert a string into the linear string gripper wrap the free end of the string clockwise around the roller guide and insert the string between the diamond dust coated string gripper plates Excessive slack in the string should be removed before applying tension Pull the string perpendicular to the gripper pl...

Page 16: ... the support post assemblies clockwise Adjust the supports until firm contact is made between the shoulder supports and the frame The tear drop shaped holes towards the back of the shoulder supports are handy for holding the loose end of the string while pulling the string through the racquet Simply insert the loose end into the tear drop shaped holes and slide the string into the point of the hol...

Page 17: ...e previously installed cross string Once the final cross string is tensioned and clamped tie off at the appropriate hole specified by the racquet manufacturer Remove the strung racquet by loosening the shoulder supports and support slides in small increments until the racquet is free from the mounting system Installing the Main Strings To begin stringing the main strings insert the two ends of the...

Page 18: ...ole in the same manner as for traditional awls The Pathfinder awl must be in the closed position before insertion Once the awl is inserted pull the handle of the awl outward while holding the tip section in place leaving the outer sheath in the grommet hole Insert the end of the string into the center of the sheath While holding pressure on the string slowly pull the sheath out of the grommet hole...

Page 19: ...end into the string gripper and apply tension If the tension indicated on the calibrator does not match the tension setting release the string and remove it from the gripper Press and hold the Test button on the control panel for 5 seconds and release it when the tension display starts its countdown and the machine performs its own self diagnostic test After the display returns to the preset value...

Page 20: ...sabled for normal key button presses To toggle between buzzer enabled buzzer disabled modes Turn the machine on while the display is counting down from 9 to 0 press the clear C and enter ENT keys together The machine will switch modes and the changes will remain in effect until the user toggles modes again NOTE In disabled mode the buzzer will still sound if the tensioner has pulled a string to th...

Page 21: ...lly When this occurs error codes will appear on the display A summary of the error codes and corrective actions that should be taken are provided below Code Corrective Action C01 C02 Check wiring to return microswitch on motor and PC board Check return microswitch on motor shaft Call GAMMA Sports for assistance Check that string is still not engaged in gripper after gripper returns C06 Call GAMMA ...

Page 22: ...7 195 194 218 Inside Cover 219 221 223 Inside Cover 222 180 173 178 204 205 20 134 133 132 14 135 139 136 122A 21A 23A 21B 22A 203 217 249 250 209 248 127 106 115 114 6B 9 121 131 208 211 212 210 128 101 102 103 13 22A 22B 23A 23B ...

Page 23: ...Frame Support Slide SM Badminton 22A Badminton Squash Throat Adapter 22B Badminton Head Adapter 23A Tennis Squash Racquetball Standard Adapter 23B Tennis Fan Tapered Pattern Adapter 101 AC Power Cord 102 Fuse Holder Cap 103 Fuse 106 Locking Knob Screw 114 Short Leg 115 Flat Head Cap Screw M8 x 25 121 Leveling Foot 122A Shoulder Support Pads Black 127 Flanged Upper Support Column 128 FRP Base Foot ...

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