Starting A New Job (Or Refilling The Material Cup) - Graco 16N657 Operation - Repair - Parts

Starting a New Job (or Refilling the Material Cup)

Starting a New Job
(or Refilling the Material Cup)
1. Engage trigger lock and put prime/spray valve UP to
release pressure.
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2. Install material cup liner, fill with material, and
thread onto sprayer.
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3. To fill sprayer with fluid, disengage trigger lock and
trigger sprayer for 10 seconds. Then release trigger
and put prime/spray valve DOWN to spray position.
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4. Reverse spray tip to UNCLOG position, pull trigger
and release.
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5. Put prime/spray valve UP to release pressure. Then
rotate spray tip back to spray position.
NOTE: Failure to perform this operation could result
in poor spray pattern.
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If sprayer fails to prime, try one of the steps
below:
1. Use the Pump Armor storage/startup tool to clean
the inlet valve fitting. See Storage, page 17.
2. Clean air vent holes or the air vent valve,
depending on model. See Shutdown and Clean-
ing, page 15.
Model 16N660: Use a soft brush to clean the black
rubber inlet seal. If air vent holes become clogged,
use a paper clip to clean the holes.
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For all other units: Remove air vent valve, clean,
and reinstall.
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