VIAIR 400P-Auto - Manual (Page 6)

INLET AIR FILTER INSTALLATION INSTRUCTION:
1. Check to make sure air filter element is properly installed in your Inlet Air Filter Assembly
2. Remove the temporary protective red plug from compressor’s air inlet port.
3. Install inlet air filter onto compressor’s air inlet port. (Teflon tape Not Recommended).
4. Hand tighten inlet air filter.
IMPORTANT: For optimal compressor performance, replace filter element periodically.
Clogged filter will drastically reduce compressor flow rate and performance.
400P AUTOMATIC PORTABLE COMPRESSOR
USER MANUAL