Troubleshooting - Norvell M1000 Instruction Manual

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Troubleshooting

1. M1000 HVLP Turbo unit turned ON. Air blows out of M1000 Spray Gun?
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This is correct. Air blows constantly when HVLP Turbo unit is ON.
2. M1000 HVLP Turbo unit turned ON. Unit does not operate or blow air?
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Check that the unit is plugged in to proper electric source. Be sure there is power at the electric source. If
there is no problem with electric supply, call for technical support.
3. M1000 HVLP Turbo unit is turned ON, the trigger is pulled back on Spray Gun, but no solution comes out?
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Check that the cup is screwed firmly to Spray Gun.
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Check that there is no solution bubbling or leaking around the cup.
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Turn M1000 HVLP Turbo unit OFF. Unscrew cup. Be sure that Solution Tube and Disc (#14) is connected
and has not come loose. Locate the two small holes in the Disc around the Solution tube. Be sure that these
two small holes are not clogged with dried solution. To clean, carefully insert a pin through each hole ensuring
that they are clear.
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Turn M1000 HVLP Turbo unit OFF. Remove air cap ring, Remove air cap, Remove Air Distributor Plate.
Remove Solution nozzle (#3) with an adjustable wrench or spanner. There is a Solution nozzle gasket (#4)
on the Solution nozzle. Do not lose it. Rinse Solution Nozzle under running water and check for dried
solution that may have blocked the hole. Reinstall Solution Nozzle Gasket. Reinstall Solution Nozzle, Air
distributor plate, air cap and air cap ring. Try spraying again. If you still have a problem, call for technical
support.
4. Solution leaks in front of trigger.
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With an adjustable wrench or spanner tighten Solution Needle Packing Screw (#7). Do not over tighten. This
can cause Solution needle to stick and not spring back. Try spraying again. If leaking continues the Solution
Needle Packing needs to be replaced. (Rare). Remove Solution Needle Packing Screw (#7). Pry out the
Solution Needle Packings (4). Replace. Reinstall Solution Needle Packing Screw. Tighten all the way, and
then back off slightly. (1/8 turn) Test spray gun for leakage. If you still have a problem call technical support.
5. When M1000 HVLP Turbo unit is ON, Solution continues to spray from Spray Gun without trigger being pulled.
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Immediately turn M1000 HVLP Turbo unit OFF.
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Disconnect spray gun from air hose.
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Slightly adjust (loosen) Solution Needle Packing Screw (#7). Test to see if problem is resolved.
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Check to see that Needle Spring is installed. (#9). Remove Solution Flow Screw (#10). Look for Needle
Spring around the back of the Solution Needle. (See diagram). If lost, call for replacement.
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Check Solution nozzle. Remove and clean following directions 9.c.iv. Above.
6. Solution leaks around the top of the cup.
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Make sure the cup is screwed firmly to the body of the Spray Gun.
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Make sure the threads around the cup are clean and the threads inside the cup top assembly are clean.
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Replace the cup top gasket. Pry out old gasket. Install new gasket. Test spray gun.
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