Replace Radar Level Sensor - Graco XM PFP Repair Parts

Replace Radar Level Sensor

NOTE: Order radar level sensor kit 24P884. See Feed
Module (24P883) on page 39 for kit contents.
1. With the tank empty, close the tank air supply ball
valve then open brass valve on tank lid to de-pres-
surize the tank. See F
Valve
F . 9: Level Sensor Installation
IG
2. Disconnect cable from inside the old level sensor.
3. Disconnect 3/4 in. union that holds the level sensor
on top of the tank.
4. Unthread the sensor rod from the nut on the bottom
of the sensor.
5. Remove plugs from new sensor and discard plugs.
Move fittings from old sensor to new sensor.
6. Apply blue threadlocker to the threads on the bottom
of the sensor.
7. Feed the rod into the tank and screw the threaded
end onto the sensor head.
8. Use a wrench to hold the 3/8 in. stud flats on the
sensor stud.
9. Use pliers to tighten rod to stud.
3A2989B
. 9.
IG
Tank Air Sup-
ply Ball Valve
location (on
other side of
panel)
ti20270a
10. Reconnect sensor cable. See F
tions.
11. Check Level Sensor Calibration, page 24.
Repair
. 10 for wire posi-
IG
23