Maintaining the 68AutoMag

Index

Viewing the Video

[1] A video tape on maintaining the 68AUTOMAG is included in the purchase of this paintball gun. It is highly recommended that users read the manual, then view the video for explanations.

Cleaning

[2] To clean quickly:
    1. Safety the paintball gun.
    2. Unload the paintball gun.
    3. Remove the Barrel
      CAUTION
      Keep the paintball gun fully pressurized to prevent water entering the internal workings of the pneumatics. If water enters the internals, break the paintball gun down completely and thoroughly dry all parts.
    4. Swish the complete paintball gun in a bucket of clean warm water.
    5. Swish the Barrel in the bucket of water.
    6. Dry the paintball gun with a clean dry cloth.
    7. Dry the Barrel with a clean dry cloth.
[3] To deep clean after hard use:
    1. De-gas the paintball gun.
    2. Field strip the paintball gun.
    3. Slide the Bolt off the Power Tube and set aside the Bolt.
    4. Remove the Power Tube Bumper from the Power Tube.
    5. Unscrew the Power Tube Insert using a coin.
    6. Remove the Power Tube Spring.
    7. Remove the Power Tube O-ring.
      (1) Examine the Power Tube O-ring for cleanliness and wear.
      (2) Clean the Power Tube O-ring or replace if necessary.
      NOTE
      The Power Tube O-ring is an active O-ring. It is the o-ring most likely to require replacement due to wear. If no spare is available, the Power Tube O-ring may be swapped with other o-rings.
      CAUTION
      Lubricants other than the AUTOLUBE supplied may break down the Foamie on the Bolt.
    8. Lightly lubricate the Power Tube O-ring with AUTOLUBE .
    9. Drop the Power Tube O-ring into the Power Tube.
    10. Place the Power Tube Spring into the Power Tube.
      NOTE
      The flattest end of the Power Tube Spring should rest against the Power Tube O-ring.
      CAUTION
      Do NOT strip the threads by over tightening the Power Tube Insert.
    11. Screw the Power Tube Insert into the Power Tube.
    12. Slide the Power Tube Bumper down over the Power Tube to rest against the front face of the Valve Body.
    13. Slide the Bolt over the Power Tube.
      NOTE
      The Bolt sits just slightly above the Power Tube Bumper when the Power Tube is assembled correctly.
    14. Unscrew the Regulator from the Valve Body and set aside the Regulator.
      CAUTION
      Do NOT damage the Regulator Valve Spring on the front of the Regulator Valve. The Regulator Valve Spring must fit into the centre passage on the rear face of the Valve Body to seal the Regulator from the Air Source.
    15. Pull the Regulator Valve with Regulator Valve Spring gently from the Valve Body.
    16. Clean the Regulator Valve and the Regulator Valve Spring thoroughly.
      NOTES
      • The Regulator Valve Spring will catch particles of debris that come from the Air Source.
      • Pay particular attention to the edge of the Regulator Valve that touches against the Regulator Seal.
    17. Remove the Regulator Seal from the front face of the Regulator.
      (1) Examine the Regulator Seal for cleanliness or wear.
      (2) Clean the Regulator Seal or replace if necessary.
      WARNING
      Do NOT disassemble the Regulator Nut while the paintball gun is under pressure.
    18. Unscrew the Regulator Nut.
    19. Remove the Regulator Spring Pack.
    20. Remove the Regulator Piston by either pushing the Regulator Piston out using a straightened paper clip through the front face of the Regulator Body or by hooking the Regulator Piston from the back.
    21. Clean and lubricate the Regulator Piston with AUTOLUBE.
    22. Slide the Regulator Piston, solid face down, into the Regulator Body.
    23. Slide the Regulator Spring Pack, large washer first, into the Regulator Body.
    24. Screw in the Regulator Nut until snug.
      WARNING
      Debris on the Regulator Seal may cause the Regulator to leak slowly or cause the paintball gun to shoot at a high velocity. The higher than normal velocity of the paintball may injure other players if hit.
    25. Snap the Regulator Seal into the face of the threaded end of the Regulator Body.
      NOTES
      • The Regulator Seal is cut with the edges slightly bevelled. The slightly larger face snaps into the Regulator Body to hold the seal in place.
      • The Regulator Seal can be reversed and carefully assembled if a problem develops and no replacement is available.

Lubricating

[4] Lubrication plays a critical role in maintaining the 68AUTOMAG. Lubrication is required for the Power Tube O-ring, the Regulator Piston, the Regulator Nut, the Regulator Spring Pack and the metal parts of the paintball gun itself.

[5] Lubricate the Power Tube O-ring as follows:
CAUTION
Lubricants other than the AUTOLUBE supplied may break down the Foamie on the Bolt.

    1. Once every two playing days:
      (1) Drip 4-6 drops of AUTOLUBE into the Back Bottle Adapter.
      (2) Remove the Barrel.
      NOTE
      Removing the Barrel will prevent a build up of oil in the Barrel.
      (3) Gas up the paintball gun.
      (4) Dry fire several dozen times to distribute the oil.
      CAUTION
      Lubricants other than the AUTOLUBE supplied may break down the Foamie on the Bolt.
    2. During deep cleaning:
      (1) Clean the Power Tube O-ring.
      (2) Lightly lubricate the Power Tube O-ring with AUTOLUBE.
      (3) Reinstall the Power Tube O-ring in the Power Tube.
[6] Lubricate the Regulator Piston as follows:
    1. During deep cleaning:
      (1) Clean the Regulator Piston.
      (2) Lightly lubricate the Regulator Piston with AUTOLUBE.
      (3) Reinstall the Regulator Piston in the Regulator Body.
    2. During reassembly of the Regulator:
      (1) Clean the Regulator Piston.
      (2) Lightly lubricate the Regulator Piston with AUTOLUBE.
      (3) Reinstall the Regulator Piston in the Regulator Body.
[7] Lubricate the Regulator Nut with graphite grease occasionally.

[8] Lubricate the Regulator Spring Pack as follows:

    1. During disassembly of the Regulator:
      (1) Remove the Regulator Spring Pack.
      - - Do not adjust.
      - - Lubricate the Regulator Spring Pack with AUTOLUBE.
[9] Lubricate the metal parts as follows:
    1. During general cleaning:
      (1) De-gas the paintball gun.
      (2) Field strip the paintball gun.
      (3) Clean all exposed metal surfaces.
      (4) Lightly lubricate all exposed metal surfaces with light weight gun oil.
      (5) Reassemble the paintball gun.
      CAUTION
      Lubricants other than the AUTOLUBE supplied may break down the Foamie on the Bolt.
    2. Monthly:
      (1) De-gas the paintball gun.
      (2) Field strip the paintball gun.
      (3) Spray AUTOLUBE into the two holes on the bottom of Valve Body marked OIL.
      (4) Reassemble the paintball gun.

Replacing the Foamie

[10] To replace the Foamie:
    1. De-gas the paintball gun.
    2. Field strip the paintball gun.
    3. Slide the Bolt from the Power Tube.
    4. Scrape all residue of the old Foamie with a Knife from the front of the Bolt.
    5. Clean the Bolt front with alcohol or acetone to remove old glue.
      NOTE
      Many brands of nail polish remover contain acetone.
    6. Glue the new Foamie to the front of the Bolt using a commercial super glue according to the glue manufacturer s instructions.

Adjusting the Nubbin

[11] To adjust the Nubbin:
    1. Safety the paintball gun.
    2. Remove the Barrel from the Main Body.
      NOTE
      Hold the paintball gun up to prevent paintballs from falling out of the paintball gun if the Loader is still attached.
    3. Slide the Barrel O-rings out of barrel grooves and off the Nubbin.
      NOTE
      It is not necessary to remove the Barrel O-rings completely from the Barrel.
    4. Gently remove the Nubbin from the Nubbin groove on the upper surface of the Barrel.
    5. Bend the Nubbin in or out as required; In if the paintball gun is double feeding or Out if the paint is not feeding.
      NOTES
      • When adjusting the Nubbin, maintain the V-shape by bending both sides of the V with needle nose pliers.
      • A properly adjusted Nubbin protrudes about 1-1/2 to 2 thickness of a matchbook cover into the breech.
    6. Weave the Nubbin back into the nubbin groove.
    7. Slide the Barrel O-rings down into the O-ring grooves to hold the Nubbin in place.
    8. Install the Barrel into the Main Body.

Disassembly of the 68AUTOMAG

[12] To disassemble completely:
    1. Safety the paintball gun.
    2. Unload the paintball gun.
    3. Disengage the safety.
    4. De-gas the paintball gun.
    5. Remove the Barrel and set aside.
    6. Field strip the paintball gun.
    7. Slide the Bolt off the Power Tube and set aside the Bolt.
    8. Unscrew the Regulator from the Valve Body and set aside the Regulator.
      CAUTION
      Do NOT damage the Regulator Valve Spring on the front of the Regulator Valve. The Regulator Valve Spring must fit into the centre passage on the rear face of the Valve Body to seal the Regulator from the Air Source.
    9. Pull the Regulator Valve with Regulator Valve Spring gently from the Valve Body and set the Regulator Valve and Regulator Valve Spring aside.
    10. Unscrew the two screws holding the Back Bottle Adapter to the Rail and remove the Back Bottle Adapter.
    11. Unscrew the Front Frame Screw from the Frame.
    12. Lift the Main Body off the Rail.
      CAUTION
      Do NOT lose the Safety Spring or Safety Detent Ball from Frame. If either is missing, the safety will be ineffective.
    13. Remove the Frame from the Rail.
    14. Remove the Sear with Trigger Rod attached out of the Rail by lifting the Sear Pin free from the channel in the Rail and pulling upwards.

Disassembly of the Regulator

[13] To disassemble the Regulator:
    1. De-gas the paintball gun.
    2. Field strip the paintball gun.
    3. Unscrew the Regulator from the Valve Body.
    4. Remove the Regulator Seal from the front face of the Regulator.
      (1) Examine the Regulator Seal for cleanliness or wear.
      (2) Clean the Regulator Seal or replace if necessary.
      WARNING
      Debris on the Regulator Seal may cause the Regulator to leak slowly or cause the paintball gun to shoot at a high velocity. The higher than normal velocity of the paintball may injure other players if hit.
      WARNING
      Do NOT disassemble the Regulator Nut while the paintball gun is under pressure.
    5. Unscrew the Regulator Nut.
    6. Remove the Regulator Spring Pack.
      (1) Do not adjust.
      (2) Lubricate the Regulator Spring Pack with AUTOLUBE.
    7. Remove the Regulator Piston by either pushing the Regulator Piston out using a straightened paper clip through the front face of the Regulator Body or hooking the Regulator Piston from the back.
      (1) Examine the Regulator Piston for cleanliness.
      (2) Clean and grease lightly the Regulator Piston every few months with AUTOLUBE .
      NOTES
      • Dirt on the Regulator Piston will cause the Regulator Piston to wedge in the Regulator Body and give erratic performance of the paintball gun.
      • The Blow Off Valve is not adjustable. The Blow Off Valve is set to vent automatically at 550 psi which translates into a paintball velocity of approximately 340 fps.

Disassembly of the Power Tube

[14] To disassemble the Power Tube:
    1. De-gas the paintball gun.
    2. Field strip the paintball gun.
    3. Slide the Bolt from the Power Tube.
    4. Remove the Power Tube Bumper from the Power Tube.
      (1) Examine the Power Tube Bumper for cleanliness and wear.
      (2) Clean the Power Tube Bumper or replace if necessary.
    5. Unscrew the Power Tube Insert using a coin.
      (1) Examine the Power Tube Insert O-ring for cleanliness and wear.
      (2) Clean the Power Tube Insert O-ring or replace if necessary.
      NOTE
      The Power Tube Insert O-ring is an inactive O-ring and unlikely to require replacement. If no spare is available, the Power Tube Insert O-ring may be swapped with the other o-rings.
    6. Remove the Power Tube Spring.
      (1) Examine the Power Tube Spring for cleanliness and wear.
      (2) Clean the Power Tube Spring or replace if necessary.
    7. Remove the Power Tube O-ring.
      (1) Examine the Power Tube O-ring for cleanliness and wear.
      (2) Clean the Power Tube O-ring or replace if necessary.
      NOTE
      The Power Tube O-ring is an active O-ring. It is the o-ring most likely to require replacement due to wear. If no spare is available, the Power Tube O-ring may be swapped with other o-rings.

Disassembly of the Valve Body

[15] To disassemble the Valve Body:
    1. De-gas the paintball gun. LI> Field strip the paintball gun.
    2. Turn the Valve Body over so that the bottom is facing up.
    3. Pull the On/Off Valve Assembly out of the Valve Body Hole.
      NOTE
      Normally the On/Off Top, the Valve Body Hole Large O-ring and the Valve Body Hole Small O-ring will remain in the Valve Body Hole.
    4. Tip the Valve Body over and shake the On/Off Top gently from the Valve Body Hole.
      NOTE
      It may be necessary to pull the On/Off Top from the Valve Body Hole if shaking will not remove the On/Off Top.
    5. Pull the Valve Body Hole Large O-ring and the Valve Body Hole Small O-ring gently from the Valve Body Hole using a hooked object.
      (1) Examine the O-rings for cleanliness and wear.
      (2) Clean the O-rings or replace if necessary.
      NOTES
      • The Valve Body Hole Small O-ring is an active O-ring. It is likely to require replacement due to wear. If no spare is available, the Valve Body Hole Small O-ring may be swapped with other o-rings.
      • The Valve Body Hole Large O-ring is an inactive O-ring. It is unlikely to require replacement due to wear. If no spare is available, the Valve Body Hole Large O-ring may be swapped with the other o-rings.
    6. Pull the On/Off Pin from the On/Off Bottom.
    7. Pull the On/Off Bottom Small O-ring from the On/Off Bottom gently using a hooked object.
      (1) Examine the On/Off Bottom Small O-ring for cleanliness and wear.
      (2) Clean the On/Off Bottom Small O-ring or replace if necessary.
      NOTE
      The On/Off Bottom Small O-ring is an inactive O-ring. It is unlikely to require replacement due to wear. If no spare is available, the On/Off Bottom Small O-ring may be swapped with the other o-rings (See Figure 2-7).
    8. Pull the On/Off Bottom Large O-ring from the On/Off Bottom gently using a hooked object.
      (1) Examine the On/Off Bottom Large O-ring for cleanliness and wear.
      (2) Clean the On/Off Bottom Large O-ring or replace if necessary.
      NOTE
      The On/Off Bottom Large O-ring is an inactive O-ring. It is unlikely to require replacement due to wear. If no spare is available, the On/Off Bottom Large O-ring may be swapped with the other o-rings (See Figure 2-7).

Assembly of the Valve Body

[16] To assemble the Valve Body:
    1. Slip the On/Off Bottom Large O-ring into position on the On/Off Bottom.
    2. Lay the On/Off Bottom Small O-ring on a flat clean surface.
    3. Press the On/Off Bottom gently over the On/Off Bottom Small O-ring to seat the O-ring.
    4. Insert the On/Off Pin upward through the On/Off Bottom and the On/Off Bottom Small O-ring.
      NOTES
      • It may be necessary to stretch very slightly the On/Off Bottom Small O-ring to let the On/Off Pin through it. If so, insert the On/Off Pin down through the On/Off Bottom Small O-ring first, wiggle the pin gently and then remove the pin.
      • A properly installed On/Off Pin has the notched end sitting below the On/Off Bottom. The smooth end of the On/Off Pin projects up through the On/Off Bottom Small O-ring.
      CAUTION
      Do NOT change the size of the notches in the On/Off Top. The notches have been optimized for proper gas flow and paintball gun performance. Altering the size will not improve paintball gun performance.
    5. Place the On/Off Top, notched face down, onto the On/Off Pin.
    6. Place the Valve Body Hole Small O-ring onto the On/Off Pin.
    7. Drop the Valve Body Hole Large O-ring into the Valve Body Hole.
      NOTE
      There is an assembly diagram laser engraved on the Valve Body to show the proper assembly order of the On/Off Valve Assembly.
    8. Insert the On/Off Valve Assembly into the Valve Body Hole.

Assembly of the Power Tube

[17] To assemble the Power Tube: CAUTION
Lubricants other than the AUTOLUBE supplied may break down the Foamie on the Bolt.
    1. Lightly lubricate the Power Tube O-ring with AUTOLUBE .
    2. Drop the Power Tube O-ring into the Power Tube.
    3. Place the Power Tube Spring into the Power Tube.
      NOTE
      The flattest ground end of the Power Tube Spring should rest against the Power Tube O-ring.
    4. Slide the Power Tube Insert O-ring into position over the threads of the Power Tube Insert.
      CAUTION
      Do NOT strip the threads by over tightening the Power Tube Insert.
    5. Screw the Power Tube Insert into the Power Tube.
    6. Slide the Power Tube Bumper down over the Power Tube to rest against the front face of the Valve Body.

Assembly of the Regulator

[18] To assemble the Regulator:
    1. Clean and lubricate the Regulator Piston with (???) lubricant.
    2. Slide the Regulator Piston, solid face down, into the Regulator Body.
    3. Lubricate the Regulator Spring Pack with (???) lubricant.
    4. Slide the Regulator Spring Pack, large washer first, into the Regulator Body.
    5. Screw in the Regulator Nut until snug.
    6. Snap the Regulator Seal into the face of the threaded end of the Regulator Body.
      NOTES
      • The Regulator Seal is cut with the edges slightly bevelled. The slightly larger face snaps into the Regulator Body to hold the seal in place.
      • The Regulator Seal can be reversed and carefully assembled if a problem develops and no replacement is available.
      CAUTION
      Do NOT damage the Regulator Valve Spring on the front of the Regulator Valve. The Regulator Valve Spring must fit into the centre passage on the rear face of the Valve Body to seal the Regulator from the Air Source.
    7. Slide the Regulator Valve with Regulator Valve Spring, pin first, into the centre of the Regulator Seal.
      NOTE
      The head of the Regulator Valve should be 1/16 of an inch above the Regulator Seal when properly assembled.

Assembly of the 68AUTOMAG

[19] To assemble the 68AUTOMAG
    1. Fit the Sear Pin into the channel cut in the Rail to place the Sear with Trigger Rod back into the Rail.
      CAUTION
      The Trigger Rod must be underneath the Safety Pin for the safety to function properly.
    2. Feed the Trigger Rod into the Frame, back to front, so that tip of the Trigger Rod pokes out just behind the Trigger.
      CAUTION
      Do NOT lose the Safety Spring or Safety Detent Ball from the Frame. If either is missing, the safety will be ineffective.
    3. Fit the Frame up to the bottom of the Rail.
    4. Line up the spot welded nut on the Main Body to the hole cut in the Rail to seat the Main Body into the Rail.
      NOTE
      Check that the Main Body is seated well down in the Rail with only small gaps between the Main Body and the Rail.
    5. Insert and tighten the Front Frame Screw into the Frame.
    6. Attach the Back Bottle Adapter onto the rear of the Rail using the two screws.
    7. Reassemble the Regulator.
    8. Reassemble the Valve Body.
    9. Reassemble the Power Tube.
      CAUTION
      Do NOT damage the Regulator Valve Spring on the front of the Regulator Valve. The Regulator Valve Spring must fit into the centre passage on the rear face of the Valve Body to seal the Regulator from the Air Source.
    10. Screw the Regulator and Valve Body together until the 68AUTOMAG logo lines up.
    11. Slide the Bolt over the Power Tube.
      NOTE
      The Bolt sits just slightly above the Power Tube Bumper when the Power Tube is assembled correctly.
    12. Guide the Regulator, Valve Body and Bolt forward on the Rail until the Regulator Body Detent Pin enters the Z-shaped Slot.
    13. Hold the Trigger down and guide the Regulator, Valve Body and Bolt forward into the Main Body.
    14. Release the Trigger.
    15. Push the rear of the Regulator forward and insert the Field Strip Screw into the Frame, Rail and Valve Body.
    16. Hand tighten the Field Strip Screw until snug against the underside of the Frame.
    17. Insert the Barrel.

Testing & Debugging the 68AutoMag

Testing and Debugging Problems
[20] To test and debug continuous barrel leaks:
    1. Dry fire the paintball gun and hold the Trigger down for 15 seconds.
    2. Listen for CO2 spurting out of the Barrel.
      NOTE
      The sound is similar to that made by a pulsing lawn sprinkler
    3. If the noise is heard:
      (1) De-gas the paintball gun
      (2) Field strip the paintball gun
      (3) Remove the On/Off Valve Assembly
      (4) Replace the Valve Body Hole Small O-ring
      (5) Reassemble the paintball gun
    4. Gas up the paintball gun.
    5. Release the Trigger.
    6. Listen for CO2 leaking from the Barrel.
    7. If the paintball gun is still leaking:
      (1) De-gas the paintball gun
      (2) Field strip the paintball gun
      (3) Remove the Bolt from the Power Tube
      (4) Disassemble the Power Tube
      (5) Replace the Power Tube O-ring or both the Power Tube O-ring and the Power Tube Spring
      (6) Reassemble the paintball gun
[21] To test and debug CO2 leaking out of the Regulator Nut, overspeed shots or erratic shot velocity:
    1. De-gas the paintball gun.
    2. Field strip the paintball gun.
    3. Unscrew the Regulator from the Valve Body.
    4. Clean or replace the Regulator Seal.
      NOTES
      • The Regulator Seal is cut with the edges slightly bevelled. The slightly larger face snaps into the Regulator Body to hold the seal in place.
      • The Regulator Seal can be reversed and carefully assembled if a problem develops and no replacement is available.
      CAUTION
      Do NOT damage the pin on the rear of the Regulator Valve. The pin must fit into the centre passage of the Regulator Seal to seal the Regulator from the Air Source.
    5. Screw the Regulator onto the Valve Body.
    6. Reassemble the paintball gun.
[22] To test and debug bolt stick:
    1. Remove the Barrel.
    2. Apply light pressure to the Bolt with a wooden rod.
    3. Dry fire the paintball gun.
      NOTE
      This will cause the paintball gun to misfire and create high residual pressure. If something is wrong, the Bolt will stick and the Trigger will not come forward.
    4. If bolt stick occurs and causes the Trigger to hang:
      (1) De-gas the paintball gun
      (2) Field strip the paintball gun
      (3) Remove the Bolt from the Power Tube
      (4) Disassemble the Power Tube
      (5) Replace the Power Tube Spring
      (6) Reassemble the paintball gun
Adjusting the Trigger Takeup
[23] To adjust the trigger takeup:
CAUTION
Do NOT adjust the trigger takeup unless required to debug the paintball gun. Altering the trigger pull may lower paintball gun performance.
    1. De-gas the paintball gun.
    2. Completely disassemble the paintball gun.
    3. Gently unscrew the Trigger Rod counterclockwise from the connection with the Sear.
      NOTE
      Move the Trigger Rod just enough to make the gap between the Trigger Rod and Trigger paper thin (See Figure 5-1).
    4. Reassemble the paintball gun.
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