Donaldson Dust Collector DFEP8

Turn off collector and lock out all energy sources

Open the damaged filter access cover assembly by rotating the knob counterclockwise

Swing the filter access cover assembly to the open position

Remove the Access Cover Pin, Clevis, and E-Clip from the collector end of the access cover hinge assembly

Position the new filter access cover assembly and install the Access Cover Pin, Clevis, and E-Clip. Be careful to retain both the upper and lower Hinge Pin Shoulder Spacers

Swing the new filter access cover assembly closed and tighten the knob clockwise. After the knob has been hand tightened three turns, a tool assist may be used

Do not exceed 150 inch-pounds torque when securing the access cover to avoid damage to the filter or collector. The access cover is considered closed when it is seated and sealed against the filter housing to ensure a dust-tight seal

Sign off on the filter access cover assembly replacement

Turn off the collector and lock out all energy sources

Close the compressed air shut-off valve and bleed the pressure from the DFEP manifold

Remove the rear access panel of the DFEP. For collectors with optional afterfilters, remove the afterfilters

Locate and mark each tube between the diaphragm valves and the solenoid enclosure

Disconnect all tubes from the solenoid enclosure

Remove the bolts attaching the solenoid enclosure to the manifold

On the underside of the solenoid enclosure, unscrew the two screws securing the solenoid cover until the cover comes loose

To replace a damaged fan or motor assembly:

1. Turn off the collector and lock out all energy sources.

2. Open the dust bin access door.

3. Remove the dust bin. If the collector has an extended capacity dust bin, skip to step 5.

4. Remove the lower hopper assembly:

a. Block up the sides of the dust bin assembly.

b. Loosen the lower hopper hardware, nuts and bolts, and remove the lower hopper assembly.

c. Remove all rope caulk from the hopper and lower assembly flanges to provide a clean surface when reinstalling.

d. Install a temporary guard over the hopper flange to prevent dust from exiting the hopper.

Turn off the collector and lock out all energy sources

Close the compressed air shut-off valve and bleed pressure from the DFEP manifold

Remove the rear access panel of the DFEP. For collectors with optional afterfilters, remove the afterfilters

Locate and repair or replace the damaged valve

Re-install the rear access panel or afterfilters

Open the compressed air shut-off valve and re-pressurize the manifold

Sign off on the valve maintenance

Warning: Most dusts present safety and health hazards that require precautions. Wear eye, respiratory, head, and other protection equipment suitable for the type of dust.

Warning: Dirty filters may be heavier than they appear. Use appropriate lifting methods to avoid personal injury and or property damage.

Turn off collector and lock out all energy sources.

Open a filter access cover by rotating the knob counterclockwise.

Slide the exposed filter cartridge out of the access port along the suspension yoke.

Remove the filter cartridge and dispose of properly.

Align the gasket end of a new filter cartridge on the end of the suspension yoke.

Slide the new filter fully into the collector along the filter suspension yoke.

Inspect and clean the access cover gaskets. Replace gaskets if they become worn or damaged.