Downflo Oval, DFO 2-8 to 4-128
28
clean-air plenum pressure tap location
3/8-in flat washer
1/8-in NPT coupling
support structure
mounting surface
#6-32 x 1/4-in
mounting screws
mounting bracket
static pressure tee
1/8-in NPT x 90° elbow
1/8-in NPT adapter
1/8-in NPT adapter
3/8-in flat washer
dirty-air plenum pressure tap location
1/8-in NPT adapter
1/8-in NPT x 90° male elbow
plastic tubing
low-pressure port
high-pressure port
Photohelic gauge
1/8-in NPT x 90° male elbow
Photohelic Gauge Installation