Troubleshooting To Collection and Reclamation operation
Problem,Cause and Remedy
|Contamination in reclaim powder||Reclaim in-line sieve torn,missing or inoperable||Replace sieve or repair as necessary|
|Powder or dirt falling in spray booth from conveyor or hangers||Clean conveyor regularly (or continuously) before entering powder spray booth. Strip hangers as needed|
|Contamination from parts entering spray booth||Check cleaning and pretreatment equipment and ensure proper part drainage before entering spray booth|
|Contamination from plant air circulated through spray booth||Isolate spray booth area.
Preferably enclose in a room with filtered, humidity controlled air
|Spray booth dusting inadequate air flow through spray booth||Bag or cartridge filters binding||Clean or replace bags or cartridge filters.
Check spray booth air humidity.
|Final filters clogged||Check filter bags or cartridges for powder leakage. Repair or replace as needed.|
|Too large of open area in spray booth housing||Reduce open area.
Increased opening reduces booth air velocity.
|Powder delivery (feed) too high||Reduce the number of spraying or the amount of powder to each gun|