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Use and Maintenance Manual

ocem

EN

ef4a146a-b345-4f25-ae48-e0972338a5a9

L

ED

 

P

recision

 

A

pproach

 

P

ath

 

I

ndicator

UT

-MT

-0972_1.0_19-09-2022 (EN)

Summary of Contents for 3 Series

Page 1: ...Use and Maintenance Manual ocem EN ef4a146a b345 4f25 ae48 e0972338a5a9 LED Precision Approach Path Indicator UT MT 0972_1 0_19 09 2022 EN...

Page 2: ...ird parties on each registered trade mark mentioned in this document are the property of their respective owners The copyrights of this manual are the property of OCEM AirfieldTechnology The instructi...

Page 3: ...3 Article number 16 2 4 Lens heating optional device 17 2 5 Tilt switch optional device 17 2 6 Tilt switch optional device mercury free 17 2 7 Behaviour in case of fault 17 2 8 Optional monitoring de...

Page 4: ...Page intentionally left blank UT MT 0972_1 0_19 09 2022 EN Use and Maintenance Manual LED PAPI 66 4...

Page 5: ...28 PrecisionApproach Path indicator PAPI Systems L 880 System composed of 4 light units L 881 System composed of 2 light units Style B system current powered through series circuit Class I system ope...

Page 6: ...These precautions safeguard the personal security of everyone who work on and or are in proximity of the equipment and of the relative supply circuits The failure to comply with the instructions in pa...

Page 7: ...to the related socket of the secondary of the dedicated isolation transformer Restart the constant current regulator RESIDUAL ENERGIES Always wait for the discharging time at least 5 min before opera...

Page 8: ...ng out maintenance or repair 1 5 Definition of operator All operations on devices and on its internal parts must be performed by professional staff properly formed and aware of the risks connected wit...

Page 9: ...or replace the components in the shortest possible time without prejudice to the fact that for the so called commercial components and more generally for the components supplied by third party manufac...

Page 10: ...correspondence received by the Supplier or in any case assimilated or gained during the conclusion of the Contract of sale Any right regarding intellectual and industrial property connected to equipm...

Page 11: ...e light emitted by the fixture reaching even high levels of intensity can be harmful not only to those who use the light fixture locally but for anyone within the light beam range The optical radiatio...

Page 12: ...Page intentionally left blank UT MT 0972_1 0_19 09 2022 EN Use and Maintenance Manual LED PAPI 66 12...

Page 13: ...roach flash signalling Four light PAPI the system consists of 4 LHA units Light Head Assembly current powered in environments with temperatures between 35 C 31 F and 55 C 131 F Two light PAPI A PAPI t...

Page 14: ...crete basis Typical installation suggested by FAA minimum depth of 914 mm 36 or of 305 mm 12 below the frost line if greater the base must extend at least 305 mm 12 in all the directions beyond the pr...

Page 15: ...ude also all the connection cables attested and pre cabled The isolation transformers necessary for the functioning of the unit are not included in the supply It is the customer s responsibility to ar...

Page 16: ...eated lens and tilt switch version FAA std Colour 0 1 2 3 4 5 6 7 Orange FAA Yellow ICAO Marine grade orange Marine grade yellow Desert sand NATO green Marine grade desert sand Marine grade NATO green...

Page 17: ...mong the substances subject to restrictions The operation of these components is similar to the one already described in the paragraph related to the standard tilt 2 7 Behaviour in case of fault Below...

Page 18: ...e isolation transformer L 830 L 831 45 W Communication cable bus CAN The isolation transformers necessary for the functioning of the unit are not included in the supply It is the customer s responsibi...

Page 19: ...ts of the relevant Standards FAA AC150 5345 28H Precision Approach Path indicator PAPI Systems L 880 System consisting of 4 light units L 881 System consisting of 2 light units ICAO Annex 14 Part 1 fr...

Page 20: ...the fixture In case of incorrect positioning optical misalignments of light beams may occur The installer is the solely responsible of the proper positioning of the devices in accordance to the speci...

Page 21: ...the lower nuts 3c and 3d of the front supports to adjust the alignment 0 of the unit Position the clinometer on the rear support bracket by fastening it with 2 knurled screws supplied with the clinome...

Page 22: ...irections until obtaining the alignment 0 Repeat the verification adjustment operations of the tilt i of the LHA unit If necessary proceed to fine adjustments of the tilt i and proceed to a further ve...

Page 23: ...c box 7a and make note of the connection diagram of the cables of the LHA unit Disconnect the input cables 7b from the relevant terminals Put the cables 7b in the wrinkled tube 7c previously prepared...

Page 24: ...means of the three core cable supplied performing watertightness connections The cable of the optional monitoring L 823 Style 6 to the external monitoring device in case of Power Line communication co...

Page 25: ...ces must be noted on the maintenance register Frequency Description every day Check of the normal operation of the fixture monthly Command control Check of the general conditions to identify any damag...

Page 26: ...nutes and check using appropriate instruments that there are no residual energies before accessing the electrical equipment Every time that the fixture body is opened all cables must be checked If nec...

Page 27: ...using appropriate instruments that there are no residual energies before accessing the electrical equipment Clean the external surface of the lens with neutral and non abrasive products using clean cl...

Page 28: ...no residual energies before accessing the electrical equipment The replacement procedure of the LED module is valid for both the LED sources rear RED upper WHITE Remove the upper cover of the fixture...

Page 29: ...ENTION Check the position references of the LED module before definitively fasten and connect the module Do not use solvent or diluent products Remove any condensation accumulated during operations if...

Page 30: ...inutes and check using appropriate instruments that there are no residual energies before accessing the electrical equipment The PCBA LED Driver Board is a complete spare part when ordering always com...

Page 31: ...f the connection position and orientation compared with the board Unscrew the self locking nuts 3a Disconnect the connectors from the PCBA LED Driver Board and remove the board from its seat paying th...

Page 32: ...he field with an appropriate adjustment tool act on the selector S1 and select the identifier of the LHA unit on which is intended to install the electronic board Reconnect the connectors to the PCBA...

Page 33: ...residual energies before accessing the electrical equipment The electronic board is provided in a kit including a cover terminal board and cable In the version for the monitored LHA unit the replacem...

Page 34: ...the connection position and orientation compared with the board Disconnect the connector PWR CTR J8 of the electronic board 3a Disconnect the connectors from the PCBA CCR Interface Board 3b paying th...

Page 35: ...connectors of the PCBA CCR Interface Board 5a respecting the configuration previously marked Reconnect the connector PWR CTR J8 of the electronic board 5b Position the cover 6a of the electronic box...

Page 36: ...heck using appropriate instruments that there are no residual energies before accessing the electrical equipment The support is a complete spare part diversified depending on the type and position fix...

Page 37: ...djustable wrench in correspondence of the base of the breakable coupling element Rotate counterclockwise and remove the support of the fastening flange Arrange the spare part for installation and star...

Page 38: ...5a and adjust the lower nut to the correct height previously detected Position the LHA unit on the supports and spherical washers Tighten the three upper locking nuts Check the proper alignment of the...

Page 39: ...it is flashing the number of flashes indicates the number of the faulty unit 5 On the unit that faces the problem check the tilt angle according to the Paragraph 3 2 point 5 therefore restore the posi...

Page 40: ...LED module according to the Paragraph 4 4 11 Supply the bar 12 Iftheproblempersists removesupplytothebarandreplacethe white LED module Paragraph 4 4 ATTENTION don t look directly inside the light sou...

Page 41: ...ADJUSTMENTS AND MAINTENANCE UT MT 0972_1 0_19 09 2022 EN Use and Maintenance Manual LED PAPI 66 41 4 9 Block diagram of the system...

Page 42: ...9 2022 EN Use and Maintenance Manual LED PAPI 66 42 4 10 Spare parts Always check the version of the fixture installed and the accessories present LED PAPI 66 fixture A Front support B Rear support C...

Page 43: ...Manual LED PAPI 66 43 4 10 1 Support units Pos Description Fixture Code Code Art 1 Front support assembly fixed mounting AV PAPI P 0 AV SP LG6776 2 Rear support assembly fixed mounting AV PAPI P 0 AV...

Page 44: ...r cover of the AV PAPI electronic box terminal board and cable With monitoring relay for versions equipped with option SM00 SMMF always valid AV PAPI 66 CCR KIT 7a Back cover of the electronic box AV...

Page 45: ...Contact us OCEM AT 4 3 39 051 66 56 611 4 4 info ocem com...

Page 46: ...ocem OCEM AT a division of ENERGY TECHNOLOGY S r l Via della Solidariet 2 1 40056 Valsamoggia Bologna Italy LED Precision Approach Path Indicator UT MT 0972_1 0_19 09 2022 EN...

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