Magnum Venus Plastech GMX-2000 GRANIT COAT GUN - Manual (Page 24)

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1. Material leaking from around the mix chamber

Replace Mix Housing Seal (O-S-016) or Mix Housing Seal (5104-12-1)

Replace Catalyst Injector Seal (5104-13-1)
2. Air leaking for around poppet needle

Tighten Retainer (54420-1) (caution do not over tighten, this will make the
poppet needle move slowly or not move at all.

Replace O-Ring (O-S-104A)
3. Air leaking from around poppet valve body

Tighten Poppet Valve Body (54440-1) into Gun Handle (54350-3)
4. Air leaking from fitting on handle or to spatter nozzle

Retainer (54420-1) may be too tight and holding valve open

Check Poppet Assembly (MG-2031) for wear or damage

Check Poppet Valve Body (54440-1) seat area for wear or damage
5. Material leaking from around nozzle adapter

Tighten Nozzle Adapter (58763-1) (caution do not over tight or you may
damage seal 02030-1)

Check front of Mix Housing (GMX-2112) for damage or wear

Check Seal (06286) for damage or wear

Tighten Fluid Cap (06284) into Adapter (58763-1)
6. Trigger Action stiff or hard

Check Trigger (54360-1) for damage

Check Trigger Stud (54630-1) and Screw (00145) for damage, remove
and lubricate as needed.

Check Needle Guides (53900-1) and Spring (04039-1) for damage,
remove and lubricate as needed

Check Spring Retainer (54000-1) for wear or damage

Check around Needles and Needle Housings for hardened or sticky
material