FALEX 400 Operation And Maintenance Manual page 19

8. Using clean tweezers, install the DP filter supplied
in the heater tube kit into the DP filter housing.
Ensure the blue stripe is facing out. If the blue
stripe is missing, then that filter has already been
used so do not use it
must be used for each test. Place a new O-ring,
supplied in the heater tube kit, on top of the DP
filter and push into place
9. Attach the large end of the fuel-out line to the DP
filter housing
[Figure 18]
10. Inspect the O-rings on the fuel-out and bypass
lines. Replace if missing or damaged.
11. Remove the right retaining screw of each bus
bar cap using the hex wrench supplied. Loosen
the left retaining screw of each bus bar cap
using the hex tool, so that the cap is free to pivot
on the screw
[Figure 19]
may have seeped on to the bus bars, clean the
bus bar contacts and bus bar caps, focusing
on the portions that comes in contact with the
heater tube.
Attach Fuel-Out Line Onto
Assembled DP Housing
Fuel-Out Line
Assembled Test Section
Figure 18
. A new DP filter
[Figure 17a]
.
[Figure 17b]
. Finger tighten.
. To remove any fuel that
O-ring
DP Filter
DP Filter Installation
Figure 17a
O-ring
DP O-ring Installation
Figure 17b
Removing Right Bus Bar Screw
Figure 19
and Loosening Left Screw
Section 2: Setup
DP Filter Housing
DP Filter Housing
18