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Service Manual and Instructions for Continued

1. Electrical Contact Cleaner for connectors or equivalent Use a fast drying multi purpose industrial cleaner which evaporates quickly without a residue LOCTITE 222 Thread Locker blue for small mounting fasteners or Permatex equivalent Use a medium strength thread locker capable of withstanding vibration GC ELECTRONICS Silicone Z9 or Type I silicone or Type II non Silicone or equivalents for sealing electrical joints and connectors 3 7 Fastener Torque Small Diameter screws should be tightened approximately turn past run up of the assembly Brass and aluminum screws are easily stripped so care should be exercised not to over torque Nylon 1 8 27 Adapter fittings should be tightened 2 turns past run up If fitting is removed and re installed Teflon tape or pipe dope should be applied to threads and tightened as listed above Do not apply Teflon tape or pipe dope to the extreme ends of fittings to avoid fouling system 3 8 Inspections Scheduled A Preflight Conduct Preflight inspections according to the existing aircraft owner s manual and add the following to the Instrumentation group 1 Depress TEST button to confirm that all position LED s are functioning properly Note light intensity may vary but is indication that all lights are functioning Verify that an audible announcement sounds indicating current gear position B Daily Conduct Daily inspections according to the existing aircraft owner s
2. Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 SECTION 2 Operating Information 2 1 Lights Translucent blue lights indicate individual gear in the fully up position water landing Upper two lights represent the nose gear lower two lights represent the main gear Translucent amber lights indicate individual gear in the fully down position runway landing Upper two lights represent the nose gear lower two lights represent the main gear When the gear selector main switch is moved from GEAR UP or GEAR DOWN positions the HYD PUMP light will illuminate red This light indicates that the hydraulic pump is on and that the gear is in transition The blue and amber individual gear lights will temporarily go out as each gear leaves its position or on as each gear reaches its full travel destination The backlight intensity is controlled by the photo sensor located in the upper center of the unit front face The intensity is automatically controlled by the ambient light intensity Brightness is enhanced during daylight for better visibility and reduced for night light viewing The TEST button in the center left position of the face illuminates all lighting on the unit to verify proper operation at each position Intensity of lights may vary when the TEST button is depressed but is indication that all lights are functioning
3. i DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory Table of Contents Description PAGE 3 of 23 FILE NO A 10037 REVISION 02 Section Introduction Operating Information Service Maintenance Information Troubleshooting Removing and Replacing Product Special Tools Electrical Loads Applicable Airworthiness Limitations EROCET Incorporated EEG 8 17 09 4 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 SECTION 1 Introduction This Component Maintenance Manual CMM and instructions for Continued Airworthiness ICA contains the maintenance instructions to install maintain inspect and repair Aerocet GC600 Gear Advisory assembly and its general application to a variety of amphibious aircraft This document does not contain complete maintenance information necessary to keep the airworthiness of the entire aircraft but addresses to the extent reasonable such aspects pertaining to the gear advisory alone This document is intended to be kept intact Thank you for purchasing the Aerocet GC600 Gear advisory Built to operate at multiple system voltages and accommodate a variety of approach speeds and settings the GC600 is both lightweight and durable and designed to last the lifetime of your float and gear systems 1 1 How
4. manual C Periodic Conduct Periodic inspections according to the existing aircraft owners manual and add the following to the Instrumentation group 1 Static system Test must comply with the static system tests required by 14 CFR 91 411 and be performed by an appropriately rated repair station with the appropriate test equipment 2 Pitot system Test in accordance with the aircraft manufacturer s instructions 8 17 09 TITLE REVISION DATE 3 03 11 SUBTITLE 3 9 Inspections Un Scheduled EROCET Incorporated Service Manual and I C A Aerocet GC600 Gear Advisory PAGE 16 of 23 FILE NO A 10037 REVISION 02 1 Lights audio malfunctions or unexpected behavior should be investigated 2 Anytime that the aircraft s electrical components such as generators alternators or batteries have been replaced Verify current voltages and function 3 Following incidents which induce abnormal mechanical loads to airframe 4 Following lightening strikes Verify current voltages and function SECTION 4 Troubleshooting Table 4 1 Troubleshooting Model GC600 Gear Advisory Lights Detected Problem Gear Lights do not illuminate at all when TEST Button is depressed Gear Lights do not illuminate with equal intensity during operation Light intensity is either too bright or too dim for daytime or nighttime visibility Light intensity does not adjust for daytim
5. to use this Supplemental Manual Used in conjunction with the airplane Owner s Manual and Illustrated Parts Catalog this supplemental manual provides the installer and the operator with a source of information for installing removing and operating the Aerocet GC600 Gear Advisory This manual is organized as follows Operating Information Instructions and information regarding the indicator lights and audio as well as adjustment instructions Service and Maintenance Information contains necessary information for proper handling recommended inspections troubleshooting removal and electrical overviews 1 2 Warnings Cautions and Notes Certain information pertaining to specific operations is posted in relevant areas and should be carefully regarded as follows WARNING An operating procedure inspection repair or maintenance practice which if not correctly followed could result in personal injury or loss of life CAUTION An operating procedure inspection repair or maintenance practice which if not strictly observed could result in damage or destruction of equipment EROCET ISSUE PAGE ENSEM 3 17 09 Incorporated D Of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 NOTE An operating procedure practice or condition etc which is deemed essential to highlight Units of Measure The cus
6. 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 1 4 Description The GC600 Gear Advisory is a reliable audio and visual confirmation of nose and main gear positions Compact and lightweight the GC600 is airspeed adjustable and multi voltage compatible designed to operate on a wide variety of aircraft Figure 1 4 1 GC600 Gear Advisory Aerocet is committed to safe and trouble free operation of the GC600 gear advisory unit Developed to be virtually free of operator maintenance and adjustment Any internal repairs or troubleshooting of the unit shall be accomplished by Aerocet Inc 1 5 Dimensions Locations and Nomenclature The Aerocet GC600 Gear Advisory Housing measures 3 22 X 3 23 X 4 07 deep and weighs approximately 12 8 oz The unit fits in an un used instrument cut out designed for a standard 3 4 diameter bezel face Fastened with 4 ea 6 32 UNC screws with a maximum fastener penetration into box of 1 2 on a 2 47 square hole pattern The GC600 operates on 10 30 volts DC and is protected with an in line 1 amp fuse and 2 1 amp breakers Static and Pitot systems are fed to the back of the unit via 1 4 x 050 wall semi rigid nylon tubing See section 3 for complete installation specifications 23 06 4X 6 32 UNC Figure 1 5 1 Housing and Mounting Hole Dimensions EROCET Incorporated SES 8 17 09 7 of 23 FILE NO TITLE
7. EROCET TSSUE Se DATE 8 17 09 Incorporated 1 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 SERVICE MANUAL AND INSTRUCTIONS FOR CONTINUED AIRWORTHINESS FOR AEROCET GC600 GEAR ADVISORY Aerocet Inc P O Box 2119 265 Shannon Lane Priest River Idaho 83856 Phone 208 448 0400 Fax 208 448 1644 ERHOCET 8 17 09 Incorporated TITLE Service Manual and I C A A 10037 3 03 11 sumTITLE Aerocet GC600 Gear Advisory LOG OF REVISIONS PAGE REV PAGES DESCRIPTION DATE APPROVED AFFECT 00 ALL initial Release 8 17 09 Added TEST button audible 2 8 10 H announcement function in Section 2 2 3 03 11 dl Audio and Section 3 8 Inspection Scheduled Preflight Added new Detected Problem to 4 1 Troubleshooting table audible section Audio Warning repeats Gear Unsafe including Possible Causes and Corrective Actions for same Edited text IS The Gear Advisory unit is a sealed unit and should be returned to Aerocet Inc for any servicing WAS The Gear Advisory unit is a sealed unit and should be returned to Aerocet Inc for any servicing Aerocet Inc endeavors to have exchange units available to minimize down time EROCET 8 17 09 Incorporated TITLE Service Manual and I C A REVISION
8. LE Aerocet GC600 Gear Advisory 02 3 2 Installation 3 3 Air Line connections Connect the Gear Advisory unit to respective static and pitot systems using the following Nylo Seal fittings 268 N 04 x 02 1 4 Tube to NPT fitting 2X 264 N 04 Union Tee 2X 44 NSR 14 Semi Rigid Nylo Seal Tubing Or Substitute with Parker Paraflex NR 4 050 or Parker NNR 4 050 natural or NBR 4 050 black And with other Nylon 11 4 O D x 050 wall semi rigid tubing suitable for use with compression style the thermoplastic fittings Static pressure systems must be tested after installation of Gear Advisory See 14 CFR 91 411 It may be helpful to mark color code the static and pitot tube lines with permanent marker so that they are easier to differentiate during installation 1 8 NPT NYLOSEAL STATIC PORT MALE CONNECTOR 2X PITOT PORT NYLOSEAL SEMI RIGID TUBING i NYLOSEAL UNION TEE 2X Figure 3 3 1 Tube connections to Static and Pitot systems 8 17 09 TITLE REVISION DATE 3 03 11 SUBTITLE 3 4 Electrical Connections EROCET Incorporated Service Manual and I C A Aerocet GC600 Gear Advisory PAGE 12 of 23 FILE NO A 10037 REVISION 02 Figures 3 4 1 and 3 4 2 show the intended arrangements for the GC600 as installed with Aerocet Model 3400 floats as an overview Use Aerocet Drawings 35A 46010 Float Schemat
9. OIVOIQNI uv3O ISON 1avuouIv 01 ASSY Ivo 1331 doSN3S d18ISE3Mens 065 60 IS 9NV 8Id S T8 i Ns 1 la va DECHE E B GY mei LJ a E uv35 Y ug GY mg NIV I 1 1 1 U ai fei Ona i LE 135 308v t 1 WA HLIM UOSNOS ALINIXOUJ 9 ILON SoNLIVU HOLING u G G N L st Oe eo V o gt D LL pm neo WoSN3S NOILISOd 020 S l0S ef U U 1 1 ee i ech LA Qm vo zz ei n te uv39 ECH Gra vo zz na ao vo zz Dm Gna a 1 U U U y WOSN3S NOILISOd 0Z0 S l6S General wiring schematic for Float and Sensor layout EROCET Incorporated SES 8 17 09 15 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 3 5 Instrument panel Installation The unit fits in an un used instrument cut out Designed for a standard 3 14 diameter bezel face Determine the fastener length for 4 ea 6 32 UNC screws by adding the thickness of the control panel with 1 2 inch maximum screw protrusion through the mounting screw hole pattern CAUTION Do not allow greater than 2 Inch of protrusion of the 6 32 UNC fasteners through the front face of the gear advisory unit Round down to the next available screw size when necessary If not strictly observed damage of the unit could occur 3 6 Product Listings LPS
10. OLEAR FOR PHOTO SENSOR TRANSLUCENT BLUE INDICATORS SHOWING GEAR UP FOR WATER LANDING WHEN LIT CANCEL BUTTON GEAR UP AUDIO WARNING TRANSLUCENT RED INDICATOR SHOWING PUMP RUNNING WHEN LIT ALL INDICATOR TEST BUTTON CANCEL BUTTON GEAR DOWN AUDIO WARNING TRANSLUCENT AMBER INDICATORS SHOWING GEAR DOWN FOR RUNWAY LANDING WHEN LIT Figure 2 1 1 Indicator Light Pattern Display face EROCET Incorporated EEG 8 17 09 8 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 2 2 Audio The GC600 audio announcements are dependent on airspeed ARM and TRIGGER settings which are factory pre set for the aircraft type The GC600 is armed by the aircraft exceeding the pre set airspeed As the aircraft begins its approach it slows its airspeed passing through the pre set trigger speed and sounding an audio announcement to indicate the gear position If the gear is not in a fully retracted or a fully deployed position then a gear unsafe announcement will sound With all blue lights on the announcement will sound Water landing gear is up for water landing This announcement will continue to repeat and complete the phrase until the upper CANCEL button is pushed or the aircraft speed is increased above the trigger airspeed setting With all amber lig
11. Pump runs noticeably slow Possible Causes Power supply is not connected or is inadequate Corrective Action Ensure proper battery power buss and hook ups according to appropriate Maintenance Manual s Check circuit breakers whether blown or pulled If blown investigate wiring further Refer to ring out procedures of this manual for the DB 25 Connector Hook up wiring is compromised Check for broken connections proper hook up according to installation schematic Pressure Switches are open from hydraulic lock Refer to Amphibian Float service Manual for corrective action Malfunctioning Relays in Pump installation Check Hydraulic Pump Relays according to appropriate maintenance manual Internal components are compromised Hydraulic lines are reversed Return the GC600 unit to Aerocet Inc for repair Check installation to appropriate drawings Hydraulic Pump is wired incorrectly Check for proper hook up according to the installation schematic Internal components are compromised Low voltage supplied to the hydraulic pump Return the GC600 unit to Aerocet Inc for repair Check for faults with installation wiring This includes corrosion damaged insulation or improper hook up Ref installation schematic and maintenance manual Check battery voltage and condition Refer to aircraft maintenance manual Check voltage at the airc
12. cian with proper equipment 14 CFR 91 411 14 CFR 43 App E pp A SECTION 6 Special Tools Required e Standard 04 slotted jewelers screwdriver e Phillips PO screwdriver e Phillips P1 screwdriver e 7 16 SAE open end wrench SECTION 7 Electrical Loads Applicable GC600 operates at 10 to 30 volts DC gt 1 amp 7 1 Electrical Ring out Test Before the GC600 Gear Advisory unit is connected check voltages with a digital volt meter to insure that the proper voltages are present For 12 volt systems 12 to 14 VDC and for 24 volt systems 24 to 28 EROCET Incorporated PEG 8 17 09 22 o 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 VDC at power pins 12 and 22 of the 25 pin connector relative to the aircraft ground Also check voltages at the terminal blocks located within the floats at pin 5 for similar readings With the same digital meter set to OHMS check pins 1 and 13 of the 25 pin connector to ensure that they are less than 5 ohms to aircraft ground Also check at the terminal blocks located within the floats at pin 3 for similar readings EROCET PAGE Incorporated 23 of 23 8 17 09 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 SECTION 8 A
13. e or nighttime conditions Nose or Main Gear Lights do not illuminate when the gear are fully positioned Possible Causes Power supply is not connected or is inadequate Internal components are compromised Factory presets are not desirable Photo sensor is obstructed Corrective Action Ensure proper battery power buss and hook ups according to appropriate Maintenance Manual s Check for broken connections proper hook up according to installation schematic Refer to ring out procedures in this manual for the DB 25 connector Return the GC600 unit to Aerocet Inc for repair Refer to Section 2 3 of this manual to obtain desired settings Remove obstruction Interior light source such as a flashlight or an overhead light is causing the photo sensor to get a false reading Turn off the light source or change its target Light intensity should adjust immediately Internal components are compromised Gear Sensors are incorrectly installed mis wired or malfunctioning Return the GC600 unit to Aerocet Inc for repair Check the position sensors according to the applicable schematic maintenance EROCET Incorporated EEG 8 17 09 17 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 Table 4 1 Troubleshooting Model GC600 Gear Advisory L
14. hts on the announcement will sound Runway landing gear is down for runway landing This announcement will continue to repeat and complete the phrase until the lower CANCEL button is pushed or the aircraft speed is increased above the trigger airspeed setting If the condition exists where any indicator light within the WATER quadrant or RUNW AY quadrant fails to illuminate then the announcement will sound Gear is unsafe check gear This announcement will continue to repeat and complete the phrase until either upper or lower Cancel button is pushed to de activate The TEST button in the center left position of the face when depressed will sound an audible announcement indicating the current position of the gear One of three announcements listed above will repeat as long as the button is depressed This announcement will continue to repeat and complete the phrase until the button is released EROCET Incorporated SES 8 17 09 9 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 2 3 Settings On the bottom side of the housing a label is located over two access slots concealing six potentiometers Pull back the label to access these pots and change settings with a 04 slotted screwdriver Turning the pots clockwise increases the value or counter clockwise to decrease value All adjustments are initia
15. ic and 35A 60015 Installation Schematic for detailed specifics Other applications must match this arrangement in order to implement the GC600 correctly EROCET 8 17 09 Incorporated TITLE Service Manual and I C A REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory TUR A CH 4 Figure 3 4 1 General wiring schematic and harness connector Pin layout roe PAGE 13 et 23 FILE NO A 10037 DR ADI 1 FH REVISION 02 14 of 23 REVISION Incorporated Es O H kel a am i te CO oO oO m gt 4 oO P Aerocet GC600 Gear Advisory SUBTITLE 8 17 09 3 03 11 REVISION KE NIV W39 3SON BLK 22 GA A SSV Loi 1HOIH p e FOE 379IS 3NENS DS GIS a Bd STE ON p LF ma Qua LI 1 Li IO SI ID 5 1 I 1 Lg 6G Ona 13S 37899 V brit WA HLIA HOSN3S ALINIXOWd 9 310N Ger SONIIVH HOLIWS Had s ig SS L AL WOSI3S NOTLISOd 020 GC165 Mec IS rud A E Dm T ia ei vo 22 Lend JE AA aui ika Que ve zz EL OSN3S NOILISOd 020 SEL6S IT II ogse s IM WO 0998SY GNNOdNOD 7v91u10313 te ONINYOD MOO Alddv 39018 out 9 L 2LzZ2SI NOG 1HOI YOLYOIONT WW NIV KE s qn 1HOIT UOLVOIONI Uv39 NIV Nnouo qn 1HOIT UOLVOIONI Uv3O ISON NMOQ LHOIT U
16. ights Detected Problem Possible Causes Corrective Action manuals etc Check the wiring for corrosion poor connections or damage Check all wire grounds Internal components are Return the GC600 unit to compromised Aerocet Inc for repair Hydraulic Pump Light does Power supply is not connected oris Ensure proper battery power not illuminate when TEST inadequate buss and hook ups according to button is depressed appropriate Maintenance Manual s Check for broken connections proper hook up according to installation schematic Refer to ring out procedures in this manual for the DB 25 connector Internal components are Return the GC600 unit to compromised Aerocet Inc for repair Hydraulic Pump Light does Hook up wiring or diodes may be Check for broken connections not illuminate while the compromised proper hook up according to hydraulic pump is actually installation schematic running 8 17 09 TITLE REVISION DATE 3 03 11 SUBTITLE EROCET Incorporated Service Manual and I C A PAGE 18 of 23 FILE NO A 10037 REVISION Aerocet GC600 Gear Advisory 02 Table 4 1 Troubleshooting Model GC600 Gear Advisory Hydraulic Pump Detected Problem Hydraulic Pump does not activate when the position switch is thrown Hydraulic Pump activates in the reverse ex Selecting Up with the position switch results in Gear deploying Hydraulic
17. irworthiness Limitations 8 1 General The Airworthiness Limitations section is FAA approved and specifies inspections and other maintenance required under 43 16 and 91 403 of the Federal Aviation Regulations unless an alternate program has been FAA approved 8 2 Description 1 Time Limited Items None 2 Required Inspections Interval None 3 Scheduled Maintenance For Aerocet recommended Inspection or Replacement see Section 3
18. lly made at Aerocet Inc Adjustment pots 1 2 3 and 6 are user adjustable Adjustment pots 4 and 5 are factory set user accepts liability for altering these settings The functions for these pots are as follows 1 Low Light Adjustment sets light level for night viewing Adjust pot in dark environment or cover the photo sensor to simulate night time flying Note when altering low light adjustment it is necessary to re adjust high light adjustment setting 2 2 High Light Adjustment sets light level for bright day time viewing Adjust pot in daylight environment to simulate day time flying Note when altering high light adjustment it is necessary to re adjust low light adjustment setting 1 3 Voice Volume Adjustment sets audio level for all gear advisory announcements Used in conjunction with the aircraft audio system 4 Trigger Adjustment factory setting When the aircraft passes below a set air speed one of three audible announcements will sound 5 Arm Adjustment factory setting When the aircraft passes above a set air speed the unit is armed and ready for automatic audible operation 6 Voice Pitch Adjustment sets rate that voice announcements are delivered Adjust this pot until a comfortable and natural voice delivery is achieved LABEL REMOVED SHOWING ACCESS SLOTS TO POTENTIOMETERS Figure 2 3 1 Housing bottom view with label removed and enlarged view of Setting Adjustmen
19. nual to correctly set obtain desired settings Audio Warning does not Airspeed did not exceed Increase airspeed during the downwind activate after a Go the Arm speed leg of a Go Around procedure Around The Arm speed setting is Refer to Section 2 3 of this manual to too high obtain desired settings Audio Warnings continue Incorrect Cancel Button is Depress the cancel button for the to activate being depressed operation e g the upper Cancel Button for cancelling the Gear is UP warning Audio Warnings continually Airspeed is too close to Maintain slightly higher speeds reactivate while flying in Arm and Trigger the pattern after speeds depressing the correct cancel button 8 17 09 TITLE REVISION DATE 3 03 11 SUBTITLE EROCET Incorporated Service Manual and I C A PAGE 20 of 23 FILE NO A 10037 REVISION Aerocet GC600 Gear Advisory 02 Table 4 1 Troubleshooting Model GC600 Gear Advisory Detected Problem Audio Warning repeats Gear Unsafe Check Gear although Nose and Main gear lights may be illuminated and gear is fully positioned Audio Volume is too low Audio Volume is too high Speech in the audio is too fast or slow Possible Causes The Arm and Trigger e g the aircraft is hovering near the Arm and Trigger speeds re arming the unit and triggering it again during pattern work Hook up wiring is compr
20. omised speed settings are too high Corrective Action Refer to Section 2 3 of this manual to obtain desired settings Check for faults with installation wiring This includes corrosion damaged insulation loose or corroded terminal lugs and ground contacts Gear Sensors are incorrectly installed mis wired or malfunctioning Aircraft Panel Adjustments are incorrect or have been inadvertently lowered Check the position sensors for damage and adjustment according to the applicable schematic maintenance manuals etc Adjust the panel settings according to the appropriate Maintenance Manual or Pilot Operation Handbook or Flight Manual Aircraft Power is low Refer to Aircraft Maintenance Manual to ensure adequate current and power storage Check recharge or replace the battery Refer to Section 7 of this manual for GC600 Ratings Factory presets are not desirable Aircraft Panel Adjustments are incorrect or have been inadvertently raised Refer to Section 2 3 of this manual to obtain desired settings Adjust the panel settings according to the appropriate Maintenance Manual or Pilot Operation Handbook or Flight Manual Factory presets are not desirable Settings have been changed Factory presets are not desirable Refer to Section 2 3 of this manual to obtain desired settings Refer to Section 2 3 of this manual to obtain desired settings EROCET Inc
21. orporated SES 8 17 09 21 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 Table 4 1 Troubleshooting Model GC600 Gear Advisory Detected Problem Possible Causes Corrective Action Speech is garbled during Hook up wiring is Check for faults with installation wiring normal flight procedures compromised This includes corrosion damaged insulation or improper hook up Ref installation schematic and maintenance manual Internal components are Return the GC600 unit to Aerocet Inc compromised for repair Arm and Trigger Settings are factory set User accepts all liability for altering these settings Opening of the GC600 case for any reason will void any warranty The Gear Advisory unit is a sealed unit and should be returned to Aerocet Inc for any servicing SECTION 5 Removing and Replacing Product 1 Locate installed GC600 unit and clear work area in cabin of all unnecessary obstructions 2 Disconnect Static and Pitot lines from back of unit Mark lines with permanent marker Tapes left in place may be a hazard 3 Disconnect DB 25 Connector from the back of unit 4 Remove brass machine screws from the front face of unit through the aircraft instrument panel Remove from behind panel 5 Installation is reverse of 5 1 thru 5 4 6 Static pressure system must be tested by a qualified techni
22. raft buss connection Check voltage at the terminal block near the hydraulic pump Check gear and hydraulic systems for mechanical damage debris or other obstructions according to the applicable maintenance manual EROCET Incorporated PEG 8 17 09 19 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 suBTITLE Aerocet GC600 Gear Advisory 02 Table 4 1 Troubleshooting Model GC600 Gear Advisory Circuit Breakers Detected Problem Possible Causes Corrective Action 1 amp Circuit Breaker on Hook up wiring is Check for faults with installation wiring bus bar opens compromised CB for This includes corrosion damaged internal relays only insulation or improper hook up Ref installation schematic and maintenance manual Internal components are Return the GC600 unit to Aerocet Inc compromised CB for for repair electronics only Table 4 1 Troubleshooting Model GC600 Gear Advisory Detected Problem Possible Causes Corrective Action Audio Warning does not Volume is too low or audio Check Aircraft Audio Panel settings and activate wiring is incorrectly hook up installed Static or Pitot system is Have a qualified technician check the compromised Static and Pitot systems Internal components are Return the GC600 unit to Aerocet Inc compromised for repair Trigger Speed is not Refer to Section 2 3 of this ma
23. t Label EROCET Incorporated PEG 8 17 09 10 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTITLE Aerocet GC600 Gear Advisory 02 SECTION 3 Service and Maintenance Information 3 1 Handling of Components Any unit containing electronic components such as transistors diodes integrated circuits proms roms and memory devices are subject to damage by electrostatic discharges ESD and should be protected from static discharge CAUTION To prevent damage from electrostatic discharge observe standard procedures for handling equipment containing electrostatic sensitive devices or assemblies in accordance with the recommendations and procedures set forth by the electronics industry Care should be taken by the technician to properly ground the electrical system of the aircraft and himself to a common point ground The ESD wrist strap properly connected is the preferred method of dissipating static charge when handling sensitive instruments and equipment Maintain a clutter free work space and avoid conductive materials in and around the work area Avoid touching unconnected contacts and leads that can carry static charges through the unit and damage sensitive components within EROCET Incorporated SES 8 17 09 11 of 23 FILE NO TITLE Service Manual and I C A A 10037 REVISION REVISION DATE 3 03 11 SUBTIT
24. tomary linear unit used in this document is the Decimal inch unless otherwise specified as applicable 1 3 Availability One complete hard paper copy of this manual shall be provided with each new GC600 Gear Advisory Additional copies and minor revisions shall be available via email U S P S mail UPS or FedEx by request Fees and delivery charges may apply Notification of any changes that require service for airworthiness shall be distributed to all applicable Aerocet owners on record with Aerocet Inc In such a case copies of the applicable revised portions of this manual shall be provided Aerocet Inc maintains record of purchasers and or owners collected at the time of purchase in order to comply with the above as well as to maintain a high standard of service If you have moved since your original purchase have purchased a used product or otherwise have reason to believe that the contact information on file is incorrect please provide the following information to Aerocet Inc Aerocet contact information is on the front of this document Gear Advisory information Unit model Unit S N R L Aircraft Information Aircraft Make Model Aircraft Registration Aircraft S N Other Information as applicable Previous Owner Previous Address Present Owner Present Address Present Phone Number Present E mail Address EROCET Incorporated EEG 8 17 09 6 of 23 FILE NO TITLE Service Manual and I C A A

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