FloTech FT555 Automatic Truck Overfill System Tester
FT555 Truck Tester
10784PA Rev G
Page 27
Optic/5-Wire Wet Test
Thermistor/2-Wire Wet Test
NOTE: THE WET TEST FUNCTION IS INTENDED TO BE
USED ON WORKING SYSTEMS. IF THE SYSTEM HAS A
PROBLEM IT MUST BE REPAIRED BEFORE USING WET
TEST.
Step 1)
Connect API Extension Test Cable
Step 2)
Move the J-Slot thumb screws to the correct holes to match
the type of socket to be connected. Follow the “O” and “T”
markings on the plug body for optic and thermistor style sockets,
respectively. Refer to Figure 2, on page 6.
Step 3)
Connect the FT555PA/PW Automatic Truck Tester to the
trailer socket.
Step 4)
Press and release the ON/OFF button to turn on the
FT555PA/PW Automatic Truck Tester. When “Press Key” screen
appears press and release the TEST SELECT button until the
“Optic Test”/”5-Wire” or “Thermistor Test”/”2-Wire Test” screen
appears, depending on the socket the tester is connected to.
Step 5)
Press and release the WET TEST button to begin the wet
test.
Optic Wet Test
Test Running
Sensor Wet
5-wire Wet Test
Test Running
Sensor Dry
