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Fastfind PLB

(including Max, MaxG and Plus versions)

Service Manual

mcmurdo

mcmurdo

mcmurdo

mcmurdo

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Summary of Contents for Fastfind

Page 1: ...Fastfind PLB including Max MaxG and Plus versions Service Manual mcmurdo mcmurdo mcmurdo mcmurdo ...

Page 2: ......

Page 3: ...sks 5 2 2 Routine testing 5 2 3 GPS upgrade 5 2 4 Assessment 5 3 Maintenance procedures 8 3 1 Inspection 8 3 2 Functional tests 9 3 3 Message read 11 3 4 Internal inspection 13 3 5 Disassembly 13 3 6 Leak testing 13 3 7 Battery replacement 13 3 8 Antenna rewinding 15 3 9 Programming 18 4 Fault Finding 20 5 Repair Procedures 20 6 Spares 21 Appendix 1 Specification 22 ...

Page 4: ......

Page 5: ... to maintenance providers to enable routine and emergency servicing of the PLB equipment listed below This manual represents the original equipment manufacturer s OEM service documentation applicable to these products 1 2 Applicability This manual applies to the following 406 MHz PLBs McMurdo Fastfind all variants McMurdo Fastfind Plus all variants McMurdo Max and Max G all variants NOTE The metho...

Page 6: ...PLB is accidentally activated outside the screened enclosure 1 4 Safety notices Please read the following information for your safety This product has been assessed as presenting negligible hazard in a sealed serviceable state Safety analysis The following table summarises the nature of the hazard which may be present when the unit is opened or serviced each hazard is discussed at greater length i...

Page 7: ...gh an approved environmental disposal agent or in accordance with local regulations Radio frequency radiation A PLB produces radio frequency radiation when it is activated The radiated level is below 5 W with a duty cycle of 1 Due to the low duty cycle this is not considered to be a hazard however it is advisable to avoid touching the antenna of a transmitting PLB General precautions for chemical ...

Page 8: ...est and for less than 120 seconds it must be assumed that a false alarm has been generated It is not sufficient to de activate the PLB immediately once the transmission has been made the alert has been generated The rescue services must be informed immediately that there has been a false alarm Use any means available to contact the nearest Rescue Coordination Centre RCC state that there has probab...

Page 9: ...pletely serviceable and is fit for its purpose 2 3 GPS upgrade A product improvement was implemented on the Fastfind Plus PLB Upgraded PLBs are easily recognized by the warning on top of the PLB If an original Fastfind Plus is received every effort should be made to have the PLB upgraded contact customerservice mcmurdo co uk for advice 2 4 Assessment Every PLB returned for servicing of whatever na...

Page 10: ...elf test Message read Verify self test Verify message read Program Print forms labels Rewind Fit tamper cover Fit seal Return to customer Antenna deployed Programming required Return to factory Fit battery Test only Battery expiry Forms OK Fault found Fit labels Replace battery if necessary Remove battery Fit battery Leak test ...

Page 11: ...ttery pins OK Battery within date Battery voltage Identity clear Switches clean Lanyard OK Antenna undamaged if deployed Comments FUNCTIONAL TEST Self test Red LED ON Green LED flash 3 Buzz 3 times Live mode Red LED stays on Buzzer sounds Comments MESSAGE READ ID 121 sweep heard Country 406 frequency OK Man Serial No GPS if Fastfind Plus GPS detected by Reader Lat XXXXX Long XXXXX Comments Conclus...

Page 12: ... less than 6 months before expiry contact customer and recommend replacement Battery Remove the battery and check that the battery pins are straight and are not corroded Measure the open circuit battery voltage this must be greater than the appropriate limit in the table below otherwise reject the battery Check that the O rings are present and in good condition Ensure that the Identity information...

Page 13: ... the pin holding the antenna in position is made of black plastic the early units had stainless steel pins these were found to sometimes change the RF matching of the antenna Replace steel pins with plastic Live test NOTE As the tamper cover must be removed for access to the ON button this test should only be performed if there is doubt about the result of a self test 1 Press the ON button for at ...

Page 14: ...nformation transmitted by the PLB using a suitable message reader connected to an antenna inside the screened box Successful acquisition of a GPS position is indicated by the flashing green light on the PLB Equipment Screened enclosure Message reader ARG5410 or equivalent GPS antenna repeater and retransmitting antenna Procedure Switch on PLB and immediately place it inside the screened enclosure ...

Page 15: ...z swept tone must be provided an air band receiver for example 5 The Reader should then beep and report S TEST OK 6 The Reader will revert to its Menu Select VIEW mode 7 Use keys to view the decoded 406 MHz message content 8 Confirm the frequency Fastfind Plus is 406 028MHz and Max G is 406 037MHz This proves the 406 MHz transmitter is radiating within the correct frequency band If the ARG5410 Rea...

Page 16: ...odulated This error message occurs if the Reader fails to synchronize It may also occur if the antenna is not deployed in which case reposition the Reader Repeat the test BCH2 Error A GPS PLB only transmits the first 112 bits of its Long 144 bit Message during self test This may cause some readers to report a checksum BCH2 error Incorrect data Early software versions of Readers may not be capable ...

Page 17: ... PLB is permitted 3 6 Leak testing Leak testing is not required for routine servicing but may be performed if the PLB sealing is suspect Gross leak test Use hot water at 60 5 ºC Cooler water will not raise the internal pressure enough hotter water will damage the PLB The battery pack must be fitted for this test 1 Remove the flip top lid to avoid trapping air 2 Immerse the PLB in the hot water unt...

Page 18: ...nspect the battery pins on the PLB to ensure they are not bent or corroded 3 Fit the two O rings to the battery connectors It is recommended to fit these to the pillars rather than placing them in the recesses of the battery pack but either method may be used as desired 4 Assemble the battery pack to the PLB taking care that the O rings stay in place 5 Fit the securing tag attached to the lanyard ...

Page 19: ...ischarge Refer to the Safety Notices section 1 4 for advice on correct handling 3 8 Antenna rewinding This details the procedure used to refit the antenna after it has been unfurled A specialized tool the antenna winding key 85 753 is required for this operation Contents of kit 85 765 Tamper cover 85 727 Tamper cover seal 85 733 Tamper label 85 726 Screw M3x6 85 743 Antenna retaining pin 85 739 If...

Page 20: ...e tamper cover 1 Fit the seal to the recess in the tamper cover then insert the retaining pin into the hole in the centre of the seal area 2 The ball at the tip of the antenna has an off centre triangular hole which fits the shaft of the winding key 3 Insert the winding key through the hole in the antenna housing and engage it in the hole in the ball 4 Rotate the key approximately 3 turns anti clo...

Page 21: ...winding key 6 Fit the screw to the tamper cover and tighten it to a torque of 25 cNm The cover is designed to be pulled off over the head of the screw take care not to overtighten the screw as this may weaken the breakable area of the cover 7 Ideally clean the tamper cover and PLB body with IPA propanol before fitting the label Place the tamper label on the tamper cover and seal it to the PLB body...

Page 22: ...he identification numbers to be used in Serialised protocols for their country while others require the beacon to be programmed with numbers designated by McMurdo Several countries which allow PLBs to be classified as non SOLAS EPIRBs do so because they do not maintain a national serial number database and rely on the ITU MMSI database for ownership and contact details MMSI can only be programmed ...

Page 23: ...ng the PLB The FPROG kit contains all parts required including a disk based handbook giving full instructions for the process These instructions are not repeated here Service agents are expected to have a programming kit IMPORTANT The following actions must be performed when a PLB is re programmed 1 Verify correct programming using a message reader See section 3 3 2 Print a new registration form a...

Page 24: ...this you will need a Digital Voltmeter DVM capable of measuring micro amps The current should be less than 1uA If the unit is drawing current then the unit will need to be returned to McMurdo Customer Service for further investigation 5 REPAIR PROCEDURES Repair policy for this PLB is repair by replacement of major sub assemblies This is a factory procedure there is no provision for field servicing...

Page 25: ...ry screw block 85 769 Battery screw block no lanyard 85 758 Programming kit FPROG 85 923 Pen software 85 924 Software only Replacement bag 85 736 004 Service replacement module Generic PLB 406 028MHz unprogrammed with O rings and labels no battery Fastfind 85 607A Fastfind Plus 85 507A Programmed PLB 406 028MHz with O rings and labels no battery USA only Fastfind Morse 85 608A Fastfind Plus Morse ...

Page 26: ...ercial in confidence 85 909 PLB service manual Issue 4 Page 22 APPENDIX 1 SPECIFICATION For the specification please see the user manual This will be available as delivered with each unit or on our website ...

Page 27: ...Commercial in confidence 85 909 PLB service manual Issue 4 Page 23 ...

Page 28: ...McMurdo a division of Signature Industries Ltd Silver Point Airport Service Road Portsmouth United Kingdom PO3 5PB Telephone Int 44 0 23 9262 3900 WebSite www mcmurdo co uk 85 909 Issue 4 ...

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