Inlet Hopper with Legs or Gussets
Inlet Hopper with Legs
1. Lift the collector high enough to assemble legs/gussets.
2.
MMA
: remove plugs or existing bolts from the five holes on the bottom left side of the collector. Apply sealant to the leg
flange. Align the holes in the leg with the five holes on the collector and secure using bolts removed in Step 2.
MMB
: remove plugs or existing bolts from the four corner holes on the bottom left side. Apply sealant to the gussets and
fasten each gusset to the collector using the bolts and washers supplied.
3.
Apply sealant to the hopper’s top flange toward the outside edge of the bolt pattern.
4.
Align the holes in the hopper flange with the holes in the collector and fasten using the bolts and washers supplied.
5. Lift the assembled collector into position over the machine center and lower slowly. Do not remove crane.
6.
Open the collector’s access door and remove the filter cartridge, filter retention mechanism, and the first-stage filter.
7.
Trace the lower hopper opening and flange bolt pattern onto the machine center; remove collector, cut the inlet hole, and drill
bolt holes using a 5/16-in diameter drill bit.
8.
Apply a 1/4-in diameter bead of sealant to the machine center, toward the outside edge of the bolt pattern.
9. Lift collector into position and lower slowly aligning bolt patterns. Fasten collector to machine center using 1/4-in customer-
supplied bolts, washers, and hex nuts.
gusset
sealant
bolt hole
Sealant Detail
hopper
see sealant detail
see sealant
detail
leg
hopper
Donaldson Company, Inc.
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