PROGRAMMING MANUAL • PH5 AIR INTAKE EMERGENCY SHUT-OFF VALVE
L6448
ECN 1-1941
L6448_Rev3
4
4
PowerGuard Controller Test Procedure
After following Set-Up Procedure, system must be tested to ensure Trip Speed was programmed correctly. Entering
TEST Mode causes system to trip at ‘Input Speed’ from Set-Up Procedure – raising engine speed to actual ‘Trip
Speed’ is unsafe and unnecessary.
1.
With engine running at idle, enter TEST Mode:
Hold
SET
&
TEST
until both lights begin to flash and then press & release
TEST
.
Pre-Set Controllers: Hold
TEST
for 3 seconds
2.
Increase engine speed to ‘Input Speed.’
3.
Valve will close and red light will illuminate until 0 RPM is detected and 30 seconds elapses
Pressing
TEST
will bypass 30 second timer
4.
When red light extinguishes valve will be safe to re-open manually
5.
If valve did not close, controller was not successfully programmed. Confirm installation and re-follow Set-Up
Procedure.
5
Additional Functions
5.1
Factory Reset
This function clears any existing programming and restores controller to its original factory condition. When
performed, both lights will begin to flash alternatingly. To perform Factory Reset:
Hold
SET
&
TEST
until both lights begin to flash and then press & hold
SET
.
5.2
Manual Trip
This function closes PowerHalt valve and causes engine (if running) to shut down. To perform Manual Trip:
Activate and release toggle switch
