Porter-Cable CFFN251T To Replace Regulator, Pump Mounting Screw, Regulator Manifold

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5.Make sure the valve disc moves freely inside the check valve and the spring holds the disc in the upper, closed position. The check valve may be cleaned with a solvent, such as paint and varnish remover.

6.Apply sealant to the check valve threads. Reinstall the check valve (turn clockwise).

7.Replace hose and new hose clamp.

8.Perform the Break-in Procedure. See "Break-in Procedure" in the Operation section.

To Replace Regulator

1.Release all air pressure from air tank. See "To Drain Tank" in the "Maintenance" section.

2.Unplug unit.

3.Using an adjustable wrench or specified wrench remove the gauges (7/16" wrench), quick connect (13/16" wrench), and safety valve (9/16" wrench) from the regulator manifold.

5.Remove pump mounting screws securing pump (one on each side).

6.Carefully slide pump from brackets and out of the way.

7.Using an adjustable wrench or 5/8" wrench remove the regulator manifold.

Pump Mounting Screw

Pump shown moved out of the way

Regulator Manifold

8. Apply pipe sealant to new regulator manifold and assemble, tighten with wrench.

Safety Valve

Gauges

Quick Connect

9. Reapply pipe sealant to gauges, quick connect, and safety valve.

10. Reassemble all components in reverse order of removal. Make sure to orient gauges to read correctly and use wrenches to tighten all components.

Regulator Manifold

4.Remove the hose by removing the hose clamp. NOTE: The hose clamp is not reusable. You must purchase a new hose clamp, see the Parts List Manual or purchase a standard hose clamp at a local hardware store.

Hose Clamp

Regulator

Manifold

15 - ENG

A11894

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Contents Instruction Pancake Manual Compressor Table of Contents Safety Guidelines DefinitionsImportant Safety Instructions How To Prevent It What Could HappenAlways remain in attendance with Attachments & Accessories Personnel can result in serious injury Safety equipment must be properlyElectricity. Like any other electrically Repairs attempted by unqualifiedHazard Warning Risk from Moving Parts Result in serious burns How To Prevent ItNever defeat the safety features of this Keep children away from the air compressor at all timesEquip area of operation with a fire extinguisher Duty Cycle SpecificationsAccessories GlossaryLocation of the Air Compressor AssemblyInstallation UnpackingVoltage and Circuit Protection Extension CordsKnow Your Air Compressor OnI/OffO Switch Tank Pressure Gauge OutletSafety Valve Regulator OperationCheck Valve Before StartingBefore Each Start-Up DrainCustomer Responsibilities MaintenanceHow to Start To Check Safety ValveHose Clamp Check Valve Service and AdjustmentsTo Replace or Clean Check Valve To Drain TankRegulator Manifold Safety Valve Gauges Quick ConnectTo Replace Regulator Pump Mounting ScrewStorage Problem Cause Correction TroubleshootingBeing used Service Warranty Registration Limited Warranty Warranty