AERO 553 Panel mount User manual
Contents
1. ee eG 3 0 EEADING PARTICULARS ses unn adn inne tel der dade tani aia eel TABLE Z lt Leading a a Ged ida A Gai 4 079 SCOPE ann es Ate ha Mi iama felt ein 5 0 SERVICE FACILITIES e ata aa ate ire in at a 6 0 INSTALLA T ON Gate i at eR At ee Sinai in 6 1 RECOMMENDED INSTALLATION AREAS U FIGURE 2 TYPICAL RIGHT INSTRUMENT PANEL U FIGURE 42 NOTES u L l Su masu dete edt ae eae ete ete 6 2 INSTALLATION 6 2 1 INSTALLATION 6 2 2 INSTALLATION GHEGK Sis 22 s unaykama uka uba Saku kaska yau ede 7 0 GENERAL FEATURES OF THE AERO 553 8 0 SELF TEST SEQUENCE AT STARTU P erinin L sagu gap eaei aandaa haas 90 CO LEVEL ALARMACTIVATION U 10 0 EFFECTS OF CO IN HUMAN 11 0 LAYOUT OF BUTTONS CONTROLS U U 12 0 Su Sun au u hun aqu baa 13 0 FUNGTIONS REATWRES ssa tutes Osc suasana nahua2. 13 1 EOGALSAND ZUEU TI EZ gt 5 13 2 A TONMATICEEIGHT TIME 13 3 STOP WATCH E E 13 4 BATTERY VOL TA GE kan uhu gas 13 5 INSIDE OUTSIDE TEMPERATURE CELSIUS ara 13 6 INSIDE OUTSIDE TEMPERATURE FAHRENHEIT sss 13 7 CABIN APTITUDE ota S 13 8 CARBON MONOXIDE LEVEL INDICATION 4 0 0000001 0 14 0 HOW THE AERO 553 PROTECTS YOU AGAINST 15 0 ALARM SEQUENCE FOR CO e Ea aa a OA e aA a E eh 16 0 DENSITY AETITUDE ENN ieaiaia iiia 17 0 TECHNICAL SPECIFICATIONS u u Sa dau aaa iaeia i iiad es 18 0 SELF TEST SEQUENCE eet eda ete 19 0 UNIT FAILURE INDICATION u 20 0 INTERFACE WITH MFI SI S eak suyuqa 21 0 END OF LIFE asya hvala dana 22 0 MAINTENANCE INSTRUCTIONS nri anie aaa Sasu
3. 23 0 CARBON MONOXIDE DETECTOR SCHEDULE 24 0 WEIGHT AND BALANCE EQUIPMENTLLIST 25 0 LIMITATION aei iiaa iaai 26 0 NORMAL PROCEDURES Z uu ath ee eA eae ies 27 0 Naa aac a lee eee 28 0 EMERGENGY PROCEDURES itanta 29 0 WARRANT uuu uns u haut ayaka 553 MODEL OWNERS INSTALLATION MANUAL Page 4 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG FORWARD This document provides information intended for use by persons who pursuant to current requirements are qualified to install this equipment Because equipment and system installations vary depending on a particular aircraft this document is intended only as a guideline If further information is required contact CO Guardian LLC 1951 E Airport Drive Tucson AZ 85706 520 889 1177 800 639 7139 www coguardian com We welcome your comments concerning this document Although every effort has been made to keep it free of errors some may occur When reporting a specific problem please describe it briefly and include the document
4. 6 32 UNC 2B 4X RST Re Set Button SC Scroll Button ST Start Button SP Stop Button 553 MODEL OWNERS INSTALLATION MANUAL Page 29 of 30 CO Guardian LLC 1951 E AIRPORT DRIVE Document No 553 1000 Rev A Date 11 16 10 TUCSON AZ 85706 REV ORIG Aero 553 Various Alarm Indications For Carbon Monoxide For Battery Voltage For Cabin Altitude LED Flashing At 4 flashes repeating 4 flashes once 4 flashes once till you press Re set Button Yellow for 50 100 Red for 100PPM and above LED Steady ON N I After re setting as long long as Bat Volt as alarm conditions is persist outside limits Buzzer ae a 4 beeps repeating 4 beeps one time 4 beeps one time till you press Re set Button Head set 7 4 beeps one time 4 beeps one time Remote light S ah Stays on as long comes on for 10 as CO seconds alarm conditions persist LCD Display a Will switch to Will stay on Bat volt Will stay on Cabin page and remain page Alt there till 5 minutes for 5 mts before page for 5 mts before past after CO level returning to Local returning to Local becomes normal time time MED Displays Alarm Indication will show once 553 MODEL OWNERS INSTALLATION MANUAL Page 30 of 30
5. number the paragraph figure table number and the page number Send your comments to the address above 553 MODEL OWNERS INSTALLATION MANUAL Page 5 of 30 CO Guardian LLC 1951 E AIRPORT DRIVE TUCSON AZ 85706 1 0 2 0 GENERAL DESCRIPTION Document No 553 1000 Rev A Date 11 16 10 REV ORIG This section gives a physical and functional description of the CO Guardian 553 CO Detector unit AERO 553 as installed in a typical reciprocating engine type aircraft See physical description below PHYSICAL DESCRIPTION AERO 553 Panel mounted 553 CO Detector part numbers are listed in Table 1 PART Description SERVICE RS232 POWER Cabin NUMBER LIFE Output for Pressure MED CO warning Pressure Light at Cabin 10K Temp 553 Panel mount 5 years Yes 14 28 Yes Detector Table 1 Part Numbers The Detector must be returned to CO Guardian at the end of Service Life for replacement and calibration of the CO sensor to maintain airworthiness of the unit NOTE The main reason for replacement of the sensor is the degradation of the sensor and dirt accumulation over the years See www coguardian com for exact procedures 553 MODEL OWNERS INSTALLATION MANUAL Page 6 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 3 0 LEADING PARTICULARS Table 2 CO Detector leading particulars and specs LEADING PARTIC
6. twice The external light If connected will flash 2 times This sequence will indicate that the unit is in functional condition UNIT FAILURE INDICATION Malfunction of the Carbon Monoxide detection mechanism will be indicated by a constantly glowing LED and a display message of FAILURE in the CO level page Please contact CO Guardian LLC for technical help if the problem persists 553 MODEL OWNERS INSTALLATION MANUAL Page 24 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 20 0 INTERFACE WITH MFD S Aero 553 has an output which is compatible with RS 232 and it can interface with GNS480 Garmin 1000 G9000 Electronic Instruments EI 50 and other MFD s See website www coguardian com for current capabilities installed on your aircraft The CO level Inside Air Temp and Outside Air Temp are transmitted by the Aero 553 to the once MFD s every second Depending on the MFG software capabilities the unit will display CO Level Cabin Temperature Cabin Pressure and Outside Air Temperature 21 0 END OF LIFE The Aero 553 has a built in clock that is designed to shut itself after 5 years of service life This is done to protect the occupants of the cabin and assume unit accuracy The clock is started when the unit is activated when aircraft starts flying after initial install for 30 minutes 2
7. 2 0 MAINTENANCE INSTRUCTIONS The carbon monoxide detector and associated equipment consist of certain parts which do not require periodic scheduled servicing or periodic scheduled preventive maintenance At every power up the system will go through a self diagnostic check Field repair or service is allowable on all of the installed system components except for the CO Detector Indicator itself The CO Detector must be returned to CO Guardian LLC for all service The aircraft wiring harness and circuit breaker shall be included maintenance instructions for general visual inspections for system integrity installation security corrosion and chaffing 553 MODEL OWNERS INSTALLATION MANUAL Page 25 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 23 0 CARBON MONOXIDE DETECTOR SCHEDULED MAINTENANCE Scheduled Maintenance Program tasks to be added to the aircraft operator s appropriate airplane maintenance program are as follows MAINTENANCE TASK INTERVAL a Recommended Periodic Scheduled Servicing Tasks None Required b Recommended Periodic Scheduled Preventative Maintenance Each time the unit is turned ON test checks to determine system condition and or latent failures Note Be sure the vent on the faceplate is free of obstructions c Recommended Periodic Inspections None Required d Recommended Periodic Structural Inspections N
8. CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG CO GUARDIAN Owner s Manual For Model Aero 553 Rev A Document 553 1000 Rev A 553 MODEL OWNERS INSTALLATION MANUAL Page 1 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG INTENIONALLY LEFT BLANK 553 MODEL OWNERS INSTALLATION MANUAL Page 2 of 30 CO Guardian LLC 1951 E AIRPORT DRIVE TUCSON AZ 85706 Document No 553 1000 Rev A Date 11 16 10 REV ORIG LOG OF REVISIONS oe DESCRIPTION DATE APPROVED 553 MODEL OWNERS INSTALLATION MANUAL Initial 11 17 10 Pages 1 Release ASH VIJ to 30 ASH VIJ Page 3 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG TABLE OF CONTENTS LOG OF REVISIONS eee eli ah Gath ai ter ee ie tar et eee FORWARD zima ata ae eet ier ein abe ia ie ie hee adh tate ai ti ot aie DESCRIPTION ks tan tue lel atte ah Cha hele 1 0 GENERAL winnie im qS w ein te adel hema in la bed 2 0 aia tel dear dade ian TABLE 42 Part 2 te A
9. NUAL FOR RS 232 HOOKUPS THE FOLLOWING IS A GUIDE FOR UNSWITCHED AUDIO PINOUTS PINOUTS MUST BE VERIFIED WITH LATEST MANUFACTURING DRAWINGS AURAL TONE UNSWITCHED INPUT A IAL IF DETECTOR IS INSTALLED AWAY FROM THE PILOTS REACH INSTALLED IN A REMOTE APPLICATION Loc LH INSTRUMENT PANEL SPARE GROUND USED BY SOME DISPLAY MFG S EXAMPLE GARMIN 900 AND G1000 SEE GARMIN INSTALLATION MANUAL FD CONTROLLED BY 25232 REMOTE TEST RESET OTHER FUNCTIONS Figure 4 Notes 553 MODEL OWNERS INSTALLATION MANUAL Page 12 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 8235 2 005 LAMP 375 DA MOUNTING HOLE LOCATE APPROX AS SHOWN 2 A ART ALERT AIRSPEED INDICATOR RE USE ENSONG CUTOUT RE USE EXISTING HARDWARE 4 PANEL CUTOUT PATTERN Figure 5 Section B B 553 MODEL OWNERS INSTALLATION MANUAL Page 13 of 30 CO Guardian LLC 1951 E AIRPORT DRIVE TUCSON AZ 85706 Document No 553 1000 Rev A Date 11 16 10 REV ORIG 6 2 INSTALLATION INSTRUCTIONS 6 2 1 INSTALLATION INSTRUCTIONS AERO 553 Referee to Drawing 01 553 01 at www coguardian com a Install the CO Detector in accordance with Figures 3 Section B B b Install the CO Detector 2 amp circuit breaker in accordance with Figure 3 Section A A It is recommended that the circuit breaker be installed on the Essential or Avionics Buss that
10. PM by volume of carbon monoxide concentration DO not recycle the unit through the circuit breaker A three minute delay is required for the CO sensor to stabilize after each power up 553 MODEL OWNERS INSTALLATION MANUAL Page 27 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 29 0 WARRANTY LIMITED WARRANTY Unit comes with a 1 year limited warranty The warranty will be void if the unit is opened or tampered with WARRANTY COVERAGE CO GUARDIAN LLC WARRANTS TO THE ORIGINAL CONSUMER PURCHASER THAT THIS DETECTOR WILL BE FREE OF DEFECTS IN MATERIAL AND WORKMANSHIP FOR A PERIOD OF 12 months FROM DATE OF PURCHASE THE MANUFACTURER S LIABILITY HEREUNDER IS LIMITED TO REPLACEMENT OF THE PRODUCT REPAIR OF THE PRODUCT OR REPLACEMENT OF THE PRODUCT WITH REPAIRED PRODUCT AT THE DISCRETION OF THE MANUFACTURER THIS WARRANTY IS VOID IF THE PRODUCT HAS BEEN DAMAGED BY ACCIDENT UNREASONABLE USE NEGLECT TAMPERING OR OTHER CAUSES NOT ARISING FROM DEFECTS IN MATERIAL OR WORKMANSHIP THIS WARRANTY EXTENDS TO THE ORIGINAL CONSUMER PURCHASER OF THE PRODUCT ONLY Warranty Disclaimers Any implied warranties arising out of this sale including but not limit
11. REV ORIG 90 COLEVEL ALARM ACTIVATION CO level alarm activated after in PPM Parts per million PPM 10 50 Display only No alarm 50 70 04 minutes Alarm mode 70 100 03 minutes Alarm mode 200 02 minutes Alarm mode 300 01 minutes Alarm mode gt 400 15 seconds Alarm mode 10 0 EFFECTS OF CO INHUMAN BODY NOTE Concentration of CO in air Inhalation time and toxic developed 50 parts per million PPM Safety level as specified by the FAA 200 PPM Slight headache within 2 3 hours 400 PPM Frontal headache within 1 2 hours 800 PPM Dizziness nausea convulsions within 45 minutes Aero 553 is a sophisticated Carbon Monoxide detector designed for general Aviation It has many additional features making it a truly Multi Function CO detector Besides detecting carbon monoxide and thus protecting the pilot and the passengers it is also designed to replace the standard aircraft clock and fits into a 2 25 inch circular cutout Aero 553 replaces Aero 552 and now displays CO level from 05 PPM 553 MODEL OWNERS INSTALLATION MANUAL Page 16 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 11 0 12 0 Being a truly multi function device the Aero 553 has many features and functions You can scroll between different functions but the unit reverts to the local time mode after 45 seconds of inactivity in any function or display other than if you are on t
12. ULARS SPECS PARAMETER SPECIFICATION PHYSICAL Dimensions approximate 2 63 long X 2 6 wide x 1 88 height Weight actual 7 0 oz ENVIRONMENTAL Cooling Passive Temperature and Altitude Temperature Non operating high temperature 485 Non operating low temperature 55 C Operating high temperature 65 Operating low temperature 20 C Temperature Variation Altitude Compensation with built in Pressure sensor 25 000 Humidity 95 POWER REQUIREMENTS Power 14 28 VDC Models Nominal 9 0 vdc to 30 3vdc Dissipation maximum lt 1 watt Table 2 Leading Particulars 553 MODEL OWNERS INSTALLATION MANUAL Page 7 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 4 0 SCOPE The Model 553 Carbon Monoxide Detector is designed to detect measure and provide a visual alert to the crew before the cockpit level of carbon monoxide CO reaches a critical level Aero 553 is a sophisticated Carbon Monoxide detector designed for general Aviation It has many additional features making it a truly Multi Function CO detector Besides detecting carbon monoxide and thus protecting the pilot and the passengers it is also designed to replace the standard aircraft clock and fits into a 2 25 inch circular cutout Aero 553 replaces Aero 552 and now displays CO level from 05 PPM Being a truly multi function device the Aero 553 has many features and functio
13. eas are depicted below in Figurers 3 amp 4 AUDIO PANEL GPS NAV CON OP RONAL ws R H INSTRUMENT N VEW LOCKING FWO Figure 2 AERO 553 installed in typical panel Figure 3 Typical installation shown 553 MODEL OWNERS INSTALLATION MANUAL Page 11 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG NOTES ZX masmi EQUIPMENT 2 PERMISSIBLE TO TRIM PARTS CREATED BY THIS DRAWING ON INSTALLATION AS REQUIRED 3 TOUCH UP ALL BARE ALUMINUM SURFACES WITH ALODINE PER MiL C 5541 CLASS 3 4 PARENTHETICAL ENTITIES FOR REFERENCE ONLY AA LOCATE CIRCUT BREAKER IN THE SAME GENERAL AREA WITH EXISTING CIRCUT BREAKERS LABEL AS SHOWN USING STANDARD ENGRAVING SILKSCREEN OR OTHER TECHNIGUES LETTERING TO BE SAME HEIGHT AS EXISTING C B LETTERING 8 DENOTES EXISTING EQUIPMENT PA GROUND WIRE TO BE AS SHORT AS PRACTICAL BEST COMMERCIAL EGUIVALENT MAY BE SUBSTITUTED FOR THIS PART 10 THE INSTALLATION OF WIRING TO BE PERFORMED IN ACCORDANCE WITH 4313 18 2A ACCEPTABLE METHODS TECHNIQUES AND PRACTICES AIRCRAFT ALTERATIONS CHAPTER 11 ALL WIRE TO BE MIL W 22750 16 OR EQUIVALENT LETTERING TO BE 10 HIGH MINIMUM WHITE HELVETICA LOCATED APPROX 5 SHOWN USE STANDARD SILKSCREENING ENGRAVING OR PLACARD TECHNIQUES SEE OWNERS MANUAL 455 101 700 FOR INSTALLATION CRITERIA SEE MFG INSTALLATION MA
14. ed to the implied warranties of description merchantability and fitness for a particular purpose are limited in duration to the above warranty period In no event shall the Manufacturer be liable for loss of use of this product or for any indirect special incidental or consequential damages or costs or expenses incurred by the consumer or any other user of this product whether due to a breach of contract negligence strict liability in tort or otherwise The manufacturer shall have no liability for any personal injury property damage or any special incidental contingent or consequential damage of any kind resulting from gas leakage fire or explosion Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you For Warranty Service In case you experience any problems with the unit you may contact our customer service department at 1 800 639 7139 for assistance Even if you have purchased the unit from one of our distributors you can contact us directly at the following address for technical support or in case you have any problems with your unit CO Guardian LLC 1951 East Airport Drive Tucson AZ 85756 Tel 520 889 1177 Fax 520 889 8249 Email support coguardian com 553 MODEL OWNERS INSTALLATION MANUAL Page 28 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG
15. he stop watch page More over irrespective of which function or display the unit is presently in if any alarm conditions like dangerous levels of CO are triggered the unit reverts automatically to the page display relevant to that alarm LAYOUT OF BUTTONS CONTROLS Model 553 is a CO Detector that Display CO Level between 10 Parts per Million to 999PPM The Aero 553 features 1 75 x 1 inch LCD display The display is backlit continuously There are basically 4 buttons which can be used to control the displays and adjust the settings on the unit The red button at the top marked RST is the Test Re set button which can be used to test or re set the unit There are 3 buttons at the bottom which will be referred to in this manual by the terms Left Button marked SC Center Button marked 5 and Right Button marked SP The left button is used to scroll between different functions pages The center and right buttons are used to adjust the settings inside a particular page rc Gt ALARM INDICATOR A yellow red light LED coupled with an 85 DB audio beeper constitute the primary mechanism for indicating an alarm An alert is also accompanied by 4 short beeps to the audio panel A yellow alert light is for CO Levels between 50 100 PPM and a red alert light for 100 PPM and above Other external alert indicatio
16. is not subject to emergency electrical load shedding Placard or engrave the circuit breaker as CO DETECT in accordance with Figure 5 Flag Note 11 c Wire the CO Detector installation in accordance with Drawing 01 553 01 page 3 553 FUNCTION Power Wire RS 232 In Spare Ground Cabin Pressure Temperature Probe Remote Reset Test 1 2 3 4 5 6 7 8 Audio Tone Generator Power Ground RS 232 Out CO Alert Light Voice Activate optional NC Temperature Probe 553 CO DETECTOR CONNECTOR FIFTEEN PIN PINOUT Observe the following items Twist the power and ground return wires together approximately 6 turns per foot in accordance with Figure 6 Note 7 Connect Pin 1 to 14 VDC or to 28 VDC power as applicable to the installation aircraft and the CO Detector voltage rating Ground power return wire Pin 9 to suitable aircraft structure ground near circuit breaker panel 553 MODEL OWNERS INSTALLATION MANUAL Page 14 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 6 2 2 INSTALLATION CHECKS 553 a With the CO Detector disconnected from the aircraft harness conduct a continuity check of the added aircraft wiring b Turn ON the aircraft Battery Switch Close the CO DETECT circuit breaker and measure aircraft voltage between pins 1 and 9 of the CO Detector connec
17. isplay shows inside and out side air temperature in Celsius Read out can be adjusted by pressing the right and center buttons at the same time An arrow will appear letting you know that you are on change mode To go up and down the right and left buttons are used respectively Temperature is adjusted having the unit s read out for temperature as point of reference For example is the unit is reading 3 degrees Celsius and the actual temperature is known to be 0 degrees Celsius this can be checked performing an ice bath to the probe the adjustment needed would be clicking the ST button three times to go down 3 degrees lower to what the actual reading is If the OAT probe is not connected display will show xxxx against OAT INSIDE OUTSIDE TEMPERATURE FAHRENHEIT DISPLAY IAT OAT Display shows inside and out side air temperature in Fahrenheit Read out cannot be adjusted but if the OAT probe is not connected display will show xxxx against OAT 553 MODEL OWNERS INSTALLATION MANUAL Page 21 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 13 7 CABIN ALTITUDE DISPLAY CAB ALT Display shows cabin altitude in feet It can be adjusted or re set by pressing the right and center buttons at the same time An arrow pointing right will appear letting you know that you are on change mode as seen on the picture below The alti
18. ll stop the flight timer but will not re set it to zero Re starting is done pressing the center button which starts it from where it left off last To reset the flight timer to zero press center and right buttons together Re setting to zero can be done while it is running or while it is stopped If you press the Test Re set button top red but any reason like canceling a CO alarm the fl It is continues to record and is not turned off and also resets to Zero when power supply turned off ton for ight timer turned off to the unit is Also note that auto flight timer kicks in only when it is NOT manually selected on like on the first flight af start up If after the first flight you do not st cer top re set the flight timer to Zero auto start will not kick in on Page 19 of 30 553 MODEL OWNERS INSTALLATION MANUAL CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG second take off Therefore it may be a good practice to stop the flight timer and re set to zero for each take off except for the first take off after start up 3 STOP WATCH 13 13 3 4 DISPLAY ST WATCH Center button is used to start the stop watch and right button to stop the stop watch Pressing both center and right buttons together resets the stop watch to Zero Pre
19. ns You can scroll between different functions but the unit reverts to the local time mode after 45 seconds of inactivity in any function or display other than if you are on the stop watch page More over irrespective of which function or display the unit is presently in if any alarm conditions like dangerous levels of CO are triggered the unit reverts automatically to the page display relevant to that alarm The carbon monoxide alarm level is calibrated to provide a visual alert within 5 minutes or less whenever the carbon monoxide level reaches 50 parts per million PPM by volume or greater The warning time is shortened at higher levels of CO concentrations and becomes approximately instant should the carbon monoxide level reach 400 parts per million by volume PPM or greater In case of a carbon monoxide alert the pilot will receive an Alert message on the 553 s display screen or on the Pilot s instrument panel MFD The visual alert will remain until the carbon monoxide level is reduced below the alert level The indicator is automatically reset when the CO level drops below 50 PPM There is a three minute delay at startup to stabilize the sensor before the unit will accurately sense CO levels The 553 has a built in pressure compensation sensor to detect cabin altitude changes up to 25 000 to give a better accuracy in CO Detection This model also alarms if the cabin altitude goes above 10 000 feet This model has RS232 output for dis
20. ns include lighting up of the external Remote light if connected and relevant messages displayed on multi function display like G1000 GNS480 EI 50 and others Please refer to the last page to see an overview of the various alarms and the individual functions listed below to determine when an alarm will be triggered 553 MODEL OWNERS INSTALLATION MANUAL Page 17 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 13 0 FUNCTIONS FEATURES 13 1 LOCAL amp ZULU DISPLAY HH MM LC HH MM ZU This is the first display and the default display It shows the local time and Zulu time Simultaneously The reading is in a 24 hour format HH MM This display is to be initially set by the user However the readings are stored in the unit with the help of a small in built battery and so the time is stored even when the main power supply to the unit is turned off In order to adjust Local time first press the right SP and center button ST at the same time and hold it depressed for 5 seconds An arrow pointing to the local time will appear as seen on the picture below you are now in change mode for local time You can set the hour with the center button and minutes with the right button After you have set the time press the scroll button To enter adjustment mode for Zul
21. o set off CO alarms in progressively shorter durations as the concentration of CO increases The intention is to prevent a false alarm when the CO level poses no danger but at the same tim nsure full protection when the level starts becoming dangerous NOTE Aero 553 IS design to comply with FAR 23 831 a and SAE Standard AS 412A 14 0 HOW THE AERO PROTECTS YOU AGAINST CO The CO display page in the Aero 553 shows the CO level in PPM Parts per million The Aero 553 can display CO from 10 PPM to 999 PPM For any level above 999 PPM the display will register only 999 The alarm will sound within 5 minutes if the CO level stays above 75 5 PPM If the CO level rises above 400 PPM the alarm will trigger instantly However if the level reaches 400 PPM or above inside the cabin it will still take a few seconds for the CO to reach the sensor inside the unit Therefore it may take a few additional seconds for the unit to set off the CO alarm 15 0 ALARM SEQUENCE FOR 4 short beeps from the buzzer and 4 flashes from the LED and 4 beeps to the audio panel once every 4 seconds External annunciator light if connected will light up and stay ON till CO level drops back to normal If unit is connected to CNX 80 a CO alert message will also be sent to the CNX display During an alarm cycle if you press the test re set button top button this will Silence the buzzer for the remainder of the ala
22. one Required e Required CO Sensor replacement and calibration At end of Service Life Reference Par 2 0 NOTE The unit must be returned to the manufacturer for sensor replacement and recalibration at the end of the unit service life NO FIELD SERVICE OR OVERHAUL OF MODELS IS AUTHORIZED 24 0 WEIGHT AND BALANCE EQUIPMENT LIST The Aero 553 CO Detector installation weighs 7 oz Reference the aircraft weight and balance manual for moment arm 553 MODEL OWNERS INSTALLATION MANUAL Page 26 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 25 0 LIMITATIONS 26 0 27 0 28 0 The AERO 553 CO Detector may not replace any existing instrument or indicator required by the type design or operating limits NORMAL PROCEDURES When the airplane master battery switch is selected ON the CO Detector goes through a self test routine The RS 232 MFD will show no CO on the CO Detector page PERFORMANCE No Change EMERGENCY PROCEDURES If the CO Detector ALERT annunciator activates in flight Shut off the heater air conditioning or any other opening to the engine compartment Open a fresh air source immediately Don t smoke Use 100 oxygen if possible Land as soon as conditions permit Be sure the source of the contamination is corrected before further flight NOTE The alert message on the MFD will stay on until the CO level goes below 50 parts per million P
23. owing criteria The middle section of the instrument panel is recommended since the unit has to be reached by both pilot and co pilot for usage Insure that the area around the CO Detector panel location will permit unrestricted airflow through the unit Install in a cockpit area not exposed to excessively dusty or dirty conditions Insure that the air intake on the front of the CO Detector is not obstructed in any manner Install the CO Detector in a location without high or disturbed airflow movement The CO Detector will detect the presence of CO more effectively if the unit does not have air blowing over it Insure that the CO Detector installation area meets the temperature and humidity ranges listed in the List of Particulars specifications Table 2 Temperature and humidity conditions outside the specification may affect the sensitivity of the detector The AERO 553 unit can be installed anywhere around the instrument panel within both pilots reach Verify that there is no obstruction of airflow to the unit 553 MODEL OWNERS INSTALLATION MANUAL Page 9 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG Figure 1 AERO 553 CO detector 553 MODEL OWNERS INSTALLATION MANUAL Page 10 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG 61 RECOMMENDED INSTALLATION AREAS e Typical installation ar
24. play data of CO Level on Electronics International Advanced Flight Technologies Grand Rapids Instruments and Avidyne Entegra Release 9 See website www coguardian com to see the latest manufacturers capable of showing data on Multi Function Displays 553 MODEL OWNERS INSTALLATION MANUAL Page 8 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 5 0 SERVICE FACILITIES all models The operator can service all other components of the installation at an FAA certified Repair Station or by an A amp P mechanic CO Detectors must me be returned to CO Guardian for repair calibration or overhaul The sensor life is 5 years from date of installation NOTE The sensor requires special gases for testing If any discrepancies are found with the unit during installation or during the operational service life the unit must be returned to CO Guardian for repair or replacement The CO Detector unit must be returned to the manufacturer for CO sensor replacement and re calibration at the end of the service life applicable to the unit s part number 6 0 INSTALLATION 553 Install Aero 553 per CO Guardian installation drawing number 01 553 01 Or later revision for hardware wiring diagram installation Use MFG of MFD drawings in connecting via RS 232 Choose a location in the instrument panel for the installation of the CO Detector with space available that meets the foll
25. rm cycle 8 but the LED will continue to flash and annunciator light 553 MODEL OWNERS INSTALLATION MANUAL Page 23 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 16 0 17 0 18 0 19 0 will remain ON till alarm conditions for CO level no longer persist DENSITY ALTITUDE DISPLAY DEN ALT The density altitude is calculated using the absolute pressure and the Outside Air Temp This cannot be adjusted manually The display is in feet Since Outside Air Temperature is a necessary input for this calculation if an OAT probe is not connected the unit will read inside cabin temperature in calculating the Density Altitude automatically NOTE It s highly recommended that OAT probe be connected for greater accuracy Density Altitude is guide pilot should use other information in calculating the aircraft performance TECHNICAL SPECIFICATIONS Power supply 12 30 V DC Power consumption 2 W Current drawn 300 milli amps Fuse Use GMI type fast acting fuse 2A 250V Temperature range 20 to 65C Humidity range 10 90 RH Non condensing Sensor calibration Each unit calibrated at 75 PPM Weight of the unit SELF TEST SEQUENCE When you press the test re set button the buzzer will beep 2 times and the yellow light will flash
26. ssing the top button Test Rest does not interrupt the stop watch Restarting the stop watch is done by pressing the center button While on this page the 5 minute automatic reverting to Local clock sequence is de activated to allow you to monitor the stop watch un interrupted 4 BATTERY VOLTAGE DISPLAY BAT VOLT This screen displays the aircraft DC voltage as measured by the Aero 553 The voltage read out can be adjusted by pressing the center and right buttons at the same time After doing this an arrow will appear pointing right letting you know that you are on change mode and the display will show 0 0 as seen on the picture below Adjusting can be made with the right and center buttons to go up and down respectively in multiples of 0 1 from the read out measured by the 553 After adjusting the voltage the left button is pressed to set the changes For a 14V system high voltage alarm will sound when aircraft voltage goes above 14 1V and low voltage alarm when it goes below 11 9V For a 28V 553 MODEL OWNERS INSTALLATION MANUAL Page 20 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706 REV ORIG system high voltage alarm will sound when it goes above 28 2V and the low voltage alarm below 23 9V 5 INSIDE OUTSIDE TEMPERATURE CELSIUS 13 13 5 6 DISPLAY IAT OAT D
27. tor c Connect the CO Detector connector to the aircraft harness Turn aircraft Battery Switch ON Close CO DETECT circuit breaker d Verify the unit can be shut off with the CO DETECTOR circuit breaker e Determine the moment arm for the installed CO Detector location and record in aircraft weight and balance manual CO Detector weight is 7 oz approximately 7 0 GENERAL FEATURES OF THE AERO 553 Clock 24 Hour Format Zulu clock 24 hour format Flight timer Automatic 150 and Manual Start Manual Timer Start stop and reset Voltage High and low alarm 14V or 28 V Inside and outside temperature F and CO Detector form 10 PPM to 999 PPM Density altitude calculated using OAT or IAT if OAT is not connected RS 232 output on CO Level Cabin Temp OAT and cabin pressure 8 0 SELF TEST SEQUENCE AT STARTUP When you power up the Aero 553 you will notice the following test sequenc The screen will show the word CO Guardian software version short beep and current time will display Internally in the background the system will check the sensor for 30 seconds and all internal components If any components fail the display will show the word Failed and the unit must be returned for repair 553 MODEL OWNERS INSTALLATION MANUAL Page 15 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date 11 16 10 TUCSON AZ 85706
28. tude is adjusted the same way as the previous functions Use the right and center buttons to go up and down respectively After the adjustments have been made left button is pressed to set the changes The device is programmed to alert the pilot when going above pre set cabin altitudes to facilitate switching on to breathing oxygen If cabin altitude rises above 10 000 ft an alert will be sounded The 10 000 ft alert will be de activated thereafter till the cabin altitude drops below 8000 feet This is to prevent frequent setting off of this alarm especially if you happen to fly close to 10 000 ft where you frequently go slightly above or below 10 000 ft The alert will sound again if the cabin altitude stays above 12 500 ft for 30 minutes If cabin altitude rises above 14 000 ft another alert will be sounded Note 11 altitude warnings are momentary and no action is required by pilot 553 MODEL OWNERS INSTALLATION MANUAL Page 22 of 30 CO Guardian LLC Document No 553 1000 Rev A 1951 E AIRPORT DRIVE Date _11 16 10 TUCSON AZ 85706 REV ORIG 13 8 CARBON MONOXIDE LEVEL INDICATION DISPLAY CO LEVEL Aero 553 can detect Carbon Monoxide from as low as 05 PPM Aero 553 will trigger an alarm for CO long before the pilot passengers can be affected by exposure to CO The effect of CO level on the human body is linked to the duration of exposure to CO Our units are designed t
29. u time repeat the same process as for local time Press center ST and right SP buttons twice to select the Zulu time an arrow will appear pointing the Zulu time as seen on the picture below you are now in change mode for Zulu time Hour and minute changes are made just like in local time After you set the time press the scroll button left button SC When crossing a local time zone during flight you need to manually adjust the local time to the new local time by toggling to this display and setting the new local time Since Zulu time corresponds to GMT which does not change 553 MODEL OWNERS INSTALLATION MANUAL Page 18 of 30 CO Guardian LLC 1951 E AIRPORT DRIVE TUCSON AZ 85706 different time zones 13 2 AUTOMATIC FLIGHT TIME DISPLAY FLT TIME This page is a convenient way to measure flight This page is pre set to automatic mode so that takeoff when the aircraft is 150 feet above the airport elevation after power startup the flight time recorder turns ON by itself automatically The unit can also be Document No 553 1000 Rev A Date _11 16 10 REV ORIG no changes are necessary to Zulu time even while crossing time after started manually anytime by pressing the center button labeled ST However it will not turn itself OFF automatically after landing Stopping has to be done manually by pressing the right button SP This wi
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