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SX-16 Nightsun

®

 Searchlight System 

 

Maintenance Manual 

Document 031734-1/Revision A  

031734-1 Revision B 

 

January 27, 2014

 

  

 

  

 

 

Figure 5  Example of Enhanced Gimbal with Elevation Stop Blocks Installed for White Light 

(WHT LT) Configuration 

4.3 

Standard (Older, Pre-August 2004) 

The older  standard  configuration (Figure  6) has adjustable Azimuth  horizontal  Roll Pins  that are 
pressed into radiating holes on the bottom of the Gearbox. It also has a fixed vertical Roll  Pin 
mounted on top of the doubler plate. In Figure 6, the main Gimbal components are illustrated. 

 

Figure 6  Gimbal Assembly (Older Standard Configuration) 

4.3.1 

Additional Gimbal Variations 

Spectrolab Gimbal assemblies also include configurations that accommodate: 

 

Various mounting locations 

 

Various speed and weight restrictions: Reference Safety and Service Bulletin #SL 0899-01 

 

 

 

 

 

Source:  Spectrolab, Inc. 

10

 

The document reference is online, please check the correspondence between the online documentation and the printed version.

Содержание SPECTROLAB SX-16 Nightsun

Страница 1: ...separate manual provides information about operation 1 3 Read Obey and Keep Instructions To ensure the safety of people and equipment it is important to read and obey all instructions and safety warni...

Страница 2: ...a voltmeter to verify that voltage in the Junction Box s large Capacitor has discharged from its 125 to 150 VDC level before touching its terminals o Similarly use a voltmeter to verify that the start...

Страница 3: ...nt should be resistant to 500 F 260 C Barbecue or automotive exhaust manifold paint works well The target should be well supported by a stand that is non flammable During use it will become very hot a...

Страница 4: ...install the Searchlight in locations that allow the light beam to be aimed at nearby temperature sensitive surfaces without taking appropriate steps to mitigate possible damage The light absorbed by d...

Страница 5: ...dicate a hazardous situation that could result in minor or moderate injury if not avoided A caution message has the following appearance 2 3 Notice Messages Notice messages are also used in this manua...

Страница 6: ...ed from its Gimbal mounting the safety cables will prevent the Gimbal or Searchlight from potentially falling free of the aircraft Before installing the Searchlight test the installation location Duri...

Страница 7: ...connections Junction Box to the Control Box Junction Box to the Gimbal assembly and Searchlight Junction Box to the input power 3 5 1 Junction Box to Control Box In the compartment where the Control B...

Страница 8: ...embled it serves the following functions o Mechanically supports the Searchlight and the attachment to the aircraft o Provides the electrical and communication link between the Searchlight and Junctio...

Страница 9: ...cond Adjustable Elevation stop blocks are incorporated to improve ease of moving of upper and lower elevation limits in 2 increments Elevation stop block shown is for illustration purposes and may var...

Страница 10: ...es on the bottom of the Gearbox It also has a fixed vertical Roll Pin mounted on top of the doubler plate In Figure 6 the main Gimbal components are illustrated Figure 6 Gimbal Assembly Older Standard...

Страница 11: ...210 Enhanced Uni body 230 Enhanced Uni body with SpectroLink 022955 Series Steel 21 Standard 121 Standard High Speed 130 SpectroLink 140 IFCO SpectroLink 4 3 3 Elevation Attachment and Movement In ad...

Страница 12: ...hs or 300 flight hours or 100 operation hours Use the following inspection procedures Daily o Verify that both Wing Bolts are in place and that the lanyards are connected to the angle clips on the Gim...

Страница 13: ...rs or switches will have a second separate connector If not you may have to replace the standard 4 pin connector with one that has more pins 4 5 2 3 Motor Wires The condition of all motor wires is imp...

Страница 14: ...archlight systems include electronically programmable stops as part of ancillary equipment such as a moving camera that has been specially installed Adjustment of these programmable stops is addressed...

Страница 15: ...of the elevation stop since the replacement will be installed in the same orientation Remove the four 4 torque set flat head screws P N NAS1102E08 5P 8 32 x 5 16 LG attaching the existing Elevation st...

Страница 16: ...ced in August 2004 It consists of two adjustable stop blocks Each stop block is attached to the Azimuth Adapter ring by two shoulder bolts Figure 12 The stop blocks limit movement of the Gimbal when t...

Страница 17: ...o the aircraft The maximum potential movement of the Searchlight however will be compromised if the wire becomes twisted around or hampered by the Gimbal components Azimuth motion is limited by the po...

Страница 18: ...arged If the hole has been enlarged in this way replace the Gimbal arm There is no repair procedure for an enlarged Roll Pin hole o If the new pin fits snug reassemble the spacer and arm on the shaft...

Страница 19: ...ter from the bottom of the Gearbox There are two options One option is to rotate the adapter 90 180 or 270 so that a fresh hole is in the desired location A second option is to replace the adapter wit...

Страница 20: ...bal arms pay particular attention to the area of the doubler plate and the rivets Inspect for signs of cracks corrosion or chipped or peeling paint o If any cracks or any loose or broken rivets are fo...

Страница 21: ...propriate for use on 7075 aluminum alloy Follow the manufacturer s instructions Make sure to remove all residues before painting For steel Gimbals reference Gimbal Part Numbers Available by Descriptio...

Страница 22: ...to be used on flight hardware should conduct the replacement The aircraft mechanic should verify that all hardware is in sound flight worthy condition upon completion of this procedure 4 10 1 Identif...

Страница 23: ...imbal arm when it is reinstalled o Note the orientation of the drive motor with respect to the Gimbal arm so that it can be installed in the same position with the new Gimbal arm o Observe the routing...

Страница 24: ...the Azimuth clutch to slip Drive the arms through their entire range of motion in each direction until they hit both of the stop blocks o Verify that the wires do not pull at the connector or where t...

Страница 25: ...he arms through their entire range of motion in each direction until they hit both of the stop Roll Pins o Verify that the wires do not pull at the connector or where they enter the motor boots Remove...

Страница 26: ...vice will then stop the motor electronically just before it hits the mechanical stops It is important to be aware of this behavior so that you can differentiate this kind of motor stopping from a clut...

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