version 4.7.2 – July 10th, 2022 Firmware version V2.1.7 and higher
EXXFIRE Installation and Service Manual 35
Tools
Required tools list and additional fastening material depending on the installation situation.
• Philips Head screwdriver
• Allen Keys
• Torx Keys
• Electrical wire stripper
• Power drill
• 32 mm Hole saw
• 16 mm Hole saw
• Hack saw / pipe cutter
• Nuts and bolts
• Fasteners and spacers
• USB-B cable (accessory)
• Squib simulator set (accessory)
4.3.1 Squib Simulator
The squib simulator is a tool for testing the capability of an EXXFIRE system to fire cool gas
generators without actual activation of the Cool Gas Generator(s).
Test procedure using Squib simulator
1. First put the key switch of the EXXFIRE system into SERVICE position
2. Put system in TRIGGER DISABLED mode by pressing the DISABLE button; the yellow
DISABLED LED should turn on
3. In case of connected systems: verify that the DISABLED LED is on at all systems. Do not
continue if the DISABLED LED is not on at all systems!
4. Open the system at the top
5. Remove all squib connectors from the gas generator(s): first carefully unlock the orange
mechanical lock with a small screwdriver and then disconnect the squib cables from the
generator(s)
6. Connect the squib simulator test cable(s) to the released squib connector cable(s) of the
system.
7. Connect the power supply of the squib simulator to an USB power supply/bank, the green
LED on the squib simulator lights up
8. The squib simulator is now ready for use and the system tests can be performed
9. Switch off TRIGGER DISABLED mode on the EXXFIRE system by pressing the DISABLE
button again, the yellow DISABLED LED on the EXXFIE system should turn off
10. Activate the Alarm status of the system by providing smoke to the system or by activating
the Manual Activation Button (if present)
11. When the system activates the squibs, the corresponding red LED on the squib simulator
must light up
12. When all squibs have been fired, the EXXFIRE system must indicate GAS RELEASED by
turning the corresponding yellow LED on
13. To finish the test first switch off the tested EXXFIRE system and put all the disconnected
squib cables back on the gas generators. Press the orange mechanical lock back on.
14. Then restart the EXXFIRE system, it should start up with no faults.
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