Downflo Evolution, DFE 2-8 to 5-80
10
7. Bolt the modules together using 1/2-13 and 3/8-16 x 1
1/4-in bolts, washers and nuts as shown in Details B,
C and D. Do not tighten hardware at this time.
8. Check that all joints and flanges are flush and tighten
hardware starting with the joint between the
clean- and dirty-air plenums. Remove excess
sealant.
Detail B
Detail C
Detail D
3/8-16 x 1-in bolt
flat washer
sealant
module flange
module flange
lock washer
3/8-16 hex nut
flat washer
1/2-13 x 1 1/4-in bolt
1/2-in flat washer
sealant
1/2-in flat washer
1/2-in lock washer
1/2-13 hex nut
sealant
dirty-air
plenum
clean-air
plenum
All hardware is 3/8-16 unless otherwise specified
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