Sullair Water-Cooled Compressor 10B 30HP-251330-003 WC

Order separator element repair kit number 250034-112 for 25 and 30HP compressors and repair kit number 250034-114 for 40HP compressors.

Relieved all pressure from the sump tank and all compressor lines?

Disconnected all piping connected to the sump cover to allow removal (return lines, service lines, etc.)?

Loosened and removed the hex head capscrews from the cover plate?

Lifted the cover plate from the sump?

Scraped the old gasket material from the cover and flange on the sump without letting the scraps fall in the sump?

Installed the new gaskets; one on the sump tank the other on top of the element?

Reinserted the separator element into the sump without denting it against the tank opening?

Clean exterior of air filter housing

Remove the air filter cover by loosening the wingnut securing the cover

Remove element and clean interior of housing using a damp cloth. DO NOT blow dirt out with compressed air

Reset the filter maintenance indicator

Sign off on the air filter element replacement

Warning: This procedure requires trained personnel with PPE!

Loosen the locknut and turn the adjusting screw counterclockwise until the inner spring tension is relieved

Remove the spring chamber from the body to allow access to internal parts

Remove the spring button and the spring

Remove the gasket stop and brass gasket

Remove the pressure plate nut and disassemble the pressure plate, diaphragm, diaphragm gasket, seat disc and seat gasket

Remove and discard the seat ring

Reassemble the regulator using the new parts provided in the repair kit

Reassemble the diaphragm, pressure plate, gasket, seat disc, and seat disc gasket and tighten the nut

Warning: This inspection requires trained personnel with PPE!

Bright light test for damage or leak holes

Gaskets and gasket contact surfaces inspection

If faulty gaskets are found, correct the condition immediately

Clean element stored in a clean container?

All air inlet connections inspected and tightened

Sign off on the air filter element inspection

Warning: Always ensure the compressor is turned off and fully depressurized before starting maintenance.

Replace o-rings and the teflon seat of Blow down valve no.250025-655. Use repair kit no. 250031-772.

Unscrew end caps from the valve body and remove

Hold nut with an appropriate socket wrench and turn screw until loose

Remove all internal parts mounted on the machine screw. Remove the old o-rings and teflon seat and discard

Replace with the new o-rings and teflon seat provided in the repair kit. Apply appropriate lubricant to o-rings and valve body bore

Pre-assemble the internal parts for pilot (P) side of the valve onto the screw and install into the body

Assemble remaining internal parts for inlet (I) side to the screw as illustrated. Once assembled, install the locknut and torque to 25 in.-lbs. (2.82Nm)

Screw end caps into the valve body until tight