Kidde Technologies SR2033 Operation & Maintenance Manual Download Page 19

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181922 Rev B

Controlled by ECCN:EAR99

PROPRIETARY INFORMATION –

Refer to the restrictions provided on the Title Page of this document.

EAR DATA

- Subject to the export control restrictions on the Title

Page of this document or file

SYMPTOM

PROBABLE CAUSE

CORRECTIVE ACTION

Extinguisher pressure gauge
reading is low

Extinguisher cold

Let extinguishers warm up to
room temperature (about
70°F) and recheck the gauge.
If the pointer is then within the
green arc no corrective action
is required

Extinguisher leaking or
discharged

Have the fire extinguisher
serviced by a fire protection
equipment company familiar
with Kidde equipment

Summary of Contents for SR2033

Page 1: ...TUTES SUCH PERMISSION POSSESSION USE COPYING OR DISCLOSURE BY ANYONE WITHOUT UTC AEROSPACE SYSTEMS EXPRESS WRITTEN PERMISSION IS NOT AUTHORIZED AND MAY RESULT IN CRIMINAL AND OR CIVIL LIABILITY EAR NOTICE SUBJECT TO THE EAR ECCN EAR99 THIS INFORMATION IS SUBJECT TO THE EXPORT CONTROL LAWS OF THE UNITED STATES SPECIFICALLY INCLUDING THE EXPORT ADMINISTRATION REGULATIONS EAR 15 C F R PART 730 ET SEQ...

Page 2: ...NENT DESCRIPTION 5 PROTECTION PANEL 413484 1345 5 MANUAL ACTIVATION SWITCH 421317 7 SPOT THERMAL DETECTOR 420419 350 8 GAS LEAK DETECTOR 420473 2050 9 END OF LINE DEVICE 420241 10 DISTRIBUTION BLOCK 420588 10 NOZZLE 474946 10 ELECTRICAL INTERCONNECTIONS 11 SYSTEM RESET 12 FIRE 12 TRACE GAS LEAK 13 SIGNIFICANT GAS LEAK 13 PERIODIC MAINTENANCE 14 PRE TRIP 14 EVERY 3000 MILES OR MONTHLY WHICHEVER OCC...

Page 3: ...he AFSS system is of a 1 Zone 1 Shot type configuration The fire detection system provides fire detection coverage for the engine compartment and consist of Three 3 spot thermal detectors in the engine compartment The suppression system provides extinguisher coverage for the engine compartment and consist of A single fire extinguisher A four 4 nozzle distribution system The GDS provides gas leak d...

Page 4: ...ire extinguisher automatically discharges Engine shutdown and extinguisher discharge may be delayed an additional fifteen 15 seconds by depressing the Protection Panel s DELAY ENGINE STOP indicator switch The Manual Activation Switch may be activated to immediately discharge the Fire Extinguisher and shutdown the engine and HVAC The system must be reset and the extinguisher removed and replaced in...

Page 5: ...CRIPTION PROTECTION PANEL 413484 1345 The protection panel is located in the driver s area and displays the current system status The Protection panel comprises the following SYSTEM OK indicator o Illuminates solid green when appropriate power is applied to the system and no trouble conditions exists o Illuminates blinking green when power is low under 22VDC o Off when power is insufficient o Off ...

Page 6: ...peration During Fire Event o Illuminates solid red when fire event is detected o Illuminates blinking red when pressed and released for a 15 second additional delay o Returns to solid red illumination after additional time delay had elapsed o Turns off when the shutdown signal has been activated o Resets protection panel when pressed and released after a fire event or significant gas leak Early wa...

Page 7: ...mmediate system activation extinguisher discharge and engine shutdown by the vehicle operator at any time Activation of the switch is accomplished by twisting and pulling the tamper seal not shown to remove lifting the cover and pressing the red FIRE button for more than half a second After the Manual Activation Switch has been activated the Protection Panel s FIRE ALARM indicator will blink until...

Page 8: ...act closure to initiate an alarm when the temperature of the area surrounding the detector exceeds its pre set alarm temperature The detectors reset themselves automatically once the temperature falls below the pre set alarm temperature Operating Temperature Range 40 F to 257 F 40 C to 125 C Quiescent Current 0mA Nominal 24V Operating Voltage 9 to 32Vdc Alarm Temperature 280 F Blue bodied sensor 3...

Page 9: ...r higher Flashing Red Green Sensor Fault No LED Sensor without power NOTE The status LED illuminates blinking green for the first 30 seconds after power up After a significant gas leak is detected power to the detector must be cycled to reset the status LED CAUTION CARE SHOULD BE TAKEN WHEN CLEANING THE COMPARTMENTS WHICH HOUSE GAS LEAK DETECTORS AVOID EXPOSURE TO SILICONES OR SOLVENTS AND AVOID D...

Page 10: ... series of detectors FIGURE 6 END OF LINE DEVICE DISTRIBUTION BLOCK 420588 The distribution block is a manifold that is used as part of the distribution system to direct the flow of dry chemical fire extinguishing agent from the extinguisher to individual nozzles The distribution block is constructed of plated steel and contains an integral mounting flange It has one NPT female inlet port and four...

Page 11: ...AUTION THE EXTINGUISHER WILL NOT FUNCTION AS INTENDED IF ORIENTED INCORRECTLY WARNING THE ANTI RECOIL PLUG SHALL BE INSTALLED ON THE VALVE OUTLET PORT AT ALL TIMES EXCEPT WHEN THE EXTINGUISHER IS CONNECTED TO THE DISTRIBUTION PIPING OR WHILE THE EXTINGUISHER IS BEING FILLED Operating Temperature Range 65 F to 200 F 53 C to 93 C Pressure 360 psi Mounting Bracket 421222 FIGURE 9 FIRE EXTINGUISHER DE...

Page 12: ...QUALIFIED FIRE PROTECTION EQUIPMENT COMPANY FAMILIAR WITH KIDDE DUAL SPECTRUM EQUIPMENT REBUILD SHALL INCLUDE SQUIB VALVE SEALS AND DRY CHEMICAL REPLACEMENT 3 Blow out the distribution tubing with dry compressed air to insure the tubing is dry and free of debris and or residual agent 4 Replace any damaged or missing nozzle blow off caps CAUTION NOT INSTALLING ALL OF THE NOZZLE BLOW OFF CAPS BEFORE...

Page 13: ...OCEDING FURTHER e Remove the shorting plug from the electrical connector on the extinguisher valve f Attach the vehicle harness to the electrical connector on the extinguisher valve 7 Verify the green SYSTEM OK indicator on the Protection Panel is on TRACE GAS LEAK The system will automatically reset itself and indications will clear when the gas dissipates below the trace leak threshold SIGNIFICA...

Page 14: ...ht prevent system operation Protection Panel Verify all warning indicators and the audible alarm are operational by pressing the TEST RESET button Manual Activation Switch Verify tamper seal is intact and access to switch is unobstructed Fire Detectors Spot Thermal Detector Verify there is no obvious physical damage and the device is free of excess contamination dirt oil grease etc If necessary cl...

Page 15: ...RY 18000 MILES OR SEMI ANNUALLY WHICHEVER OCCURS FIRST Perform a comprehensive fire system test according to KAD Generic AFSS Checkout Procedure R10027 using a Kidde Fire System Test Set Thermal Detection Test Kit P N 4208971 1 Perform a comprehensive gas leak system test using the KAD Gas Sensor Test Kit P N 420756 for CNG LNG and Propane EVERY SIX YEARS Have the fire extinguisher assembly rebuil...

Page 16: ...tion panel replace it Protection Panel green SYSTEM OK indicator blinking Low battery voltage Check connections voltage to system Below 22 volts the system will provide low voltage indication Protection Panel green SYSTEM OK indicator off yellow fire TROUBLE indicator on red fire ALARM indicator on solid and audible alarm on System automatically discharged Correct the cause of the system activatio...

Page 17: ...e in the millivolts Protection Panel green SYSTEM OK indicator off yellow fire TROUBLE indicator on blinking and audible alarm beeping Component not working not connected or damaged harness in the fire detection or extinguisher circuits Check Fire sensors Check harness connections at fire sensors Check EOL connections Check for the correct voltage values on each of the fire circuits Pin A 22 26 vo...

Page 18: ...r C is low use an EOL and starting at the first connection in the gas circuit systematically check the voltage at each connection until the section where the fault exists is identified Protection Panel green SYSTEM OK indicator on solid red gas LEAK indicator blinking Trace gas leak present Correct the cause of the leak System will reset itself when trace gas leak dissipates below detection thresh...

Page 19: ...document or file SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION Extinguisher pressure gauge reading is low Extinguisher cold Let extinguishers warm up to room temperature about 70 F and recheck the gauge If the pointer is then within the green arc no corrective action is required Extinguisher leaking or discharged Have the fire extinguisher serviced by a fire protection equipment company familiar with K...

Page 20: ...al Detector 420473 2050 Methane Gas Sensor 420483 Methane Detector Rebuild Kit 420241 EOL End of Line 421220 22 Extinguisher 25Lbs PK Gauge Right 421222 Bracket Extinguisher 25Lb 420588 Distribution Block 474946 Nozzle Dry Chemical 475922 HARNESS MAIN CNG NFI 475839 Hrns Assy Power Lead 476713 Hrns Eng Compt Fire Supn D S 475852 4 Hrns Roof Gas Det DS 4 TWR 475851 8 Hrns Roof Gas Det DS 8 Shrd 447...

Page 21: ...file CONTACT INFORMATION Any questions concerning the information presented in this manual should be addressed to Kidde Aerospace Defense Attn Commercial Ground Vehicle Group 4200 Airport Dr N W Wilson NC 27896 Phone 252 237 7004 Ask to speak to someone is the Commercial Ground Vehicle Group REVISION HISTORY Revision Date Description Authored By A March 1 2017 Initial Release ACR B Oct 25 2017 Upd...

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