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GE
Security

ZP3-ECU Extinguishing Control Unit

Maintenance Manual

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Summary of Contents for Ziton ZP3-ECU

Page 1: ...GE Security ZP3 ECU Extinguishing Control Unit Maintenance Manual ...

Page 2: ...fictitious names of individuals and companies Any similarity to names and addresses of actual businesses or persons is entirely coincidental GE and the GE monogram are registered trademarks of General Electric This product and logo are registered trademarks of GE Security Other trade names used in this document may be trademarks or registered trademarks of the manufacturers or vendors of the respe...

Page 3: ...ter Units Optional 6 Extinguishing Control Door Monitor Board Optional 6 Arming the System after Completion of Quarterly Maintenance 7 Fault Finding Communication ECU to Control Panel 7 General Information 7 Precautions 7 Device Unaccepted 8 Indications 8 Possible Causes 8 Corrective Actions 8 Relay not Responding 9 Indications 9 Possible Causes 9 Corrective Actions 9 Device Type Fault 9 Indicatio...

Page 4: ...se 15 Corrective Actions 15 Extinguishing Status Repeater Unit Fault Optional 15 Indications 15 Probable Cause 15 Corrective Actions 15 Extinguishing Door Monitor Unit Fault Optional 16 Indications 16 Probable Cause 16 Corrective Actions 16 Extinguishing Control Unit Main Board Fault Diagnostic LED s 16 Index 19 List of Illustrations Figure Page Figure 1 ECU Main Board 16 List of Tables Table Page...

Page 5: ...am etc used to combat fires GND Ground LCD Liquid Crystal Display LED Light Emitting Diode mA milliampere PC Personal Computer RX Receive SW Switch TX Transmit V Volts Associated Publications and References The following documents or parts thereof are referenced from this manual Document Description Document Number Installation Sheet Extinguishing Control Door Monitor Board 501 0077ZE 1 01 ZP3 Fir...

Page 6: ...Doc No 503 0800ZE M 01 ZP3 ECU Maintenance Manual Page vi Issue 1 01 08 2006 ...

Page 7: ... effect Preventive maintenance see page 4 Fault finding and Corrective Maintenance see pages 7 to 16 Limitations Response Time In designing the extinguishing system take cognisance of inherent delays between fire detection and extinguishant release plus deliberate delays to allow for personnel evacuation Maintenance Faults As with most Extinguishing Systems the most common cause of their malfuncti...

Page 8: ...ove any excess dust using a damp cloth Check for correct and smooth operation of the key switches Lubricate sticky key switches if required using 2 or 3 drops of a general purpose lubricant for example 3 in 1 oil Weekly Check any reports sent from the Extinguishing Control Unit to the main Fire Control Panel Under normal conditions no abnormal reports should be detected Check the front panel of th...

Page 9: ...lable The available drawings indicate correct device positions device addresses and types with all relevant wiring runs A record is available of how the fire system has been configured The system specification should provide a detailed description of all aspects of the extinguishing system such as Assumptions about the environment in which the fire system is to operate The model of the control pan...

Page 10: ...ed Dates times and types of all defects and faults and the corrective actions taken Dates times and types of all tests undertaken Dates times and types of all servicing undertaken whether routine or for corrective purposes Dates and times of all periods of device zone or system isolation for whatever purpose Dates of all changes and upgrades to the system along with the names of those that carried...

Page 11: ...11 Wait for at least forty five 45 seconds and make sure that a 24 V output is NOT detected across the actuator terminals 7 and 8 12 Silence the Fire Bell output by pressing the Silence pushbutton on the front fascia of the Extinguishing Control Unit Check that the bell output responds accordingly 13 Activate the second input mapped to activate the Extinguishing Control Unit use a Ziton Z SDT2 to ...

Page 12: ...if required 8 Check after the delay time that the Extinguishant Discharged LED on the front fascia of the Extinguishing Status Unit is illuminated while monitoring the time taken for this operation 9 Turn the Lockoff key switch on the front fascia of the Status Unit and check that the Locked off LED s on the Extinguishing Control Status and Repeater Units illuminate Check that the Extinguishant Di...

Page 13: ...e line in half and check in which half the problem is located Continue this procedure dividing the suspect region of the line in half until the exact location of the problem is identified Precautions Never use a megger or any other high voltage instrument on detection or alarm lines while there are any devices connected to them This causes irreparable damage to the devices Never replace a panel PC...

Page 14: ...e field wiring terminals An Extinguishing Control Unit that is out of calibration or is faulty Interference on the line to which the device is attached Corrective Actions 1 Press the ACCEPT button to accept the fault If this fault has been raised for a number of devices on the same line then there may be interference on the line If this does not apply then proceed to the next point 2 Note the ECU ...

Page 15: ...ed by the appropriate red Zone LED Possible Causes ECU double knock relay is in an isolated state ECU double knock relay is faulty Corrective Actions 1 Press the ACCEPT button to accept the fault 2 If the yellow Isolated LED is on check whether the relay is isolated If the relay is isolated then investigate the reasons for this De isolate the relay if it is safe to do so 3 If no other reason can b...

Page 16: ... it is offline Indications Yellow Fault LED is lit Fault buzzer sounds Event is shown on the display for example DEV OFFLINE Zone 001 Dev 001 Event 001 Second Floor Laundry Room Event is printed if printer configured Possible Causes An isolator on the line has caused the device to open circuit Field wiring is disconnected or there is an open circuit Corrective Actions 1 Press the ACCEPT button to ...

Page 17: ...1 Dev 5002 Event 012 Carbon dioxide ECU storage room Events are printed if printer configured Appropriate red Zone LED illuminates to indicate the zone in which the fault occurred Possible Causes A fault on the control system falls into one of the following categories Manual Extinguishant Release Faults Extinguishant Actuation Faults Extinguishant Pressure Faults Fire Bell Fault Extinguishant Disc...

Page 18: ...L resistor to engage 5 If there are no Extinguishing Status Units on line then switch SWT3 1 ON on the Extinguishing Control Units display PCB 6 Check the continuity of the monitored circuit 7 Reset the panel Extinguishant Actuator Faults Indications Detonator Fault LED on the Extinguishing Control Unit illuminates Fault LED on the Extinguishing Control Unit illuminates Fault message is displayed ...

Page 19: ...terminals 17 18 of TB1 and the ECU main board 3 Reset the panel 4 If the condition still exists check the pressure in the extinguishant cylinder Fire Bell Fault Indications Fire Bell Fault LED on the Extinguishing Control Unit illuminates Fault LED on the Extinguishing Control Unit illuminates Fault message is displayed on the ZP3 ZP5 Control Panel and the panel buzzer sounds The Fault LED on the ...

Page 20: ...ard 3 Check the continuity of the monitored wiring 4 Inspect Fire Bell fuse replace if necessary 5 Reset the panel Extinguishant Pressure Verification Switch Fault Indications Fault LED on the Extinguishing Control Unit illuminates Fault message is displayed on the ZP3 ZP5 Control Panel and the panel buzzer sounds The Fault LED on the Control Panel also illuminates GNFLT Zone 001 Dev 5001 Event 00...

Page 21: ...ndicate a complete loss of 24 Volt power supply Repair or replace as required 3 If the Green Power LED illuminates then check for local power loss on the PCB Rectify or replace the board 4 Reset the panel Extinguishing Status Repeater Unit Fault Optional Indications The indicating LED s that should display on the Extinguishing Status Unit or Extinguisher Repeater Unit are not illuminating Operatio...

Page 22: ...board or door switch A misunderstanding of the logic being applied Corrective Actions 1 Read the description of the function in the manual thoroughly and check that the operation is well understood 2 Inspect wiring and correct any faults 3 Replace the door monitor board if you can t correct the fault Extinguishing Control Unit Main Board Fault Diagnostic LED s Six LED s are provided on the ECU mai...

Page 23: ...Low Refer to Extinguishant Pressure Faults on page 13 Fire Bell Fault Refer to Fire Bell Fault on page 13 Detonator Fault Refer to Extinguishant Actuator Faults on page 12 Make sure the ECU is NOT in the Locked off state Extinguishing Bell Fault Refer to Extinguishant Discharge Siren Fault on page 14 Ext Relay The Ext Relay comes on when its configured address is activated Relay The Relay LED come...

Page 24: ...Doc No 503 0800ZE M 01 ZP3 ECU Maintenance Manual Page 18 Issue 1 01 08 2006 ...

Page 25: ...xtinguishing Door Monitor Unit Faults Corrective Actions 16 Fault Indications 16 Possible Causes 16 Extinguishing Status Repeater Unit Fault Corrective Actions 15 Fault Indications 15 Possible Causes 15 Extinguishing Status Repeater Units LED Indicators Check 6 Fault Diagnostic LED s 17 Fault Finding Communication ECU to Control Panel 7 Device Offline 10 Device Type Fault 9 Device Unaccepted 8 Gen...

Page 26: ... Page 20 Issue 1 01 08 2006 Extinguishing Control Unit 5 Extinguishing Door Lock Monitor 6 Extinguishing Status Repeater Units 6 Relay not Responding Fault Corrective Actions 9 Fault Indications 9 Possible Causes 9 Test Notification and Preparation 4 ...

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