55
Donaldson Company, Inc.
high inlet
weld
baffle assembly
Baffle Assembly Installation
Filter Removal and Installation
Use proper safety and protective
equipment when removing
contaminants and filters.
Dirty filters may be heavier than they appear.
Use care when removing filters to avoid personal
injury and/or property damage.
Turn power off and lock out electrical
power sources before performing service or
maintenance work.
Do not operate with missing or damaged filters.
Felt Bag and Cage with Boltsafe Hardware
Filter Removal
1. Turn off power to the collector.
2. Release compressed air in cleaning system.
3. Access clean air plenum through door.
4. Loosen bolts (2) from each filter cage flange.
5. Remove cage leaving the bag suspended in dirty air
plenum.
6. Push the bag through the tubesheet into the dirty air
plenum.
7. Repeat steps 4-6 for each bag.
Note: The cleaning arm may need to be manually
rotated to access some bags.
8. Remove all dirty bags through hopper access door.
To access bags under the cleaning
manifold arm, it is necessary to
remove the chain on manifold drive sprocket to
rotate pulse arms for bag and cage removal.
1. Shut down the system following the recommended Shut
Down sequence found in this manual.
2.. Wear appropriate protective clothing, safety glasses,
dust masks, etc. to avoid contact with hazardous dust if
applicable.
3. Following all installation and hoisting precautions found in
this manual, remove the top cover perimeter bolts and use
a crane to lift and remove the assembly.
4. Inspect the baffle housing for wear and repair or replace
as required.
5. Clean the top of the housing and re-apply sealer to the
perimeter opening as required.
6. Carefully hoist and install the new baffle assembly into
the baffle housing. When the assembly is lowered into
the housing, it will be guided into a vertical position by the
side angle rails and lower bottom guides attached to the
housing. The baffle spacer plate will be on or just above
the two side support gussets when properly installed.
7. Tighten bolts, start system, and inspect for leaks.
Inlet Baffle Assembly Replacement
