Standard Specification for Searchlights on Motor Lifeboats

ABSTRACT
This specification covers searchlights for motor lifeboats. Searchlights shall be of sturdy construction, and free from mechanical, electrical, or other imperfections or defects which materially affect appearance or which may affect quality, reliability, or serviceability. Watertightness test, operational test, impact test, light projection test, and switch endurance test shall be performed to meet the requirements prescribed.
SCOPE
1.1 This specification covers searchlights for motor lifeboats.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
The following precautionary caveat pertains only to the test method portion, Section 7, of this specification: This standard does not purport to address all of the safety concerns associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Status
Historical
Publication Date
30-Apr-2007
Drafting Committee
Current Stage
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ASTM F1003-02(2007) - Standard Specification for Searchlights on Motor Lifeboats
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:F1003 −02(Reapproved 2007) An American National Standard
Standard Specification for
Searchlights on Motor Lifeboats
This standard is issued under the fixed designation F1003; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4.1.1 All materials used in the construction of these search-
lightsshallbeofaqualitysuitableforthepurposeintendedand
1.1 This specification covers searchlights for motor life-
shall conform to the requirements of this specification.
boats.
4.1.2 The searchlight shall be constructed of brass, copper-
1.2 The values stated in inch-pound units are to be regarded
alloy, an equivalent corrosion-resistant material, or a material
as the standard. The values given in parentheses are for
that when tested in accordance with Practice B117 for 200 h,
information only.
does not show signs of pitting, cracking, or deterioration.
1.3 The following precautionary caveat pertains only to the
4.1.3 Plastic,whenused,shallbeofasuitablethermoplastic
test method portion, Section 7, of this specification:This
orthermosettingmaterialsomoldedastoproduceadensesolid
standard does not purport to address all of the safety concerns
structure,uniformintexture,finish,andmechanicalproperties.
associatedwithitsuse.Itistheresponsibilityoftheuserofthis
standard to establish appropriate safety and health practices
5. Requirements
and determine the applicability of regulatory limitations prior
5.1 The height of the searchlight from the base to the top of
to use.
the light shall not exceed 19 in. (483 mm).
2. Referenced Documents
5.2 The housing of the searchlight shall be capable of free
2.1 ASTM Standards: movement of at least 60° above and 45° below the horizontal,
B117Practice for Operating Salt Spray (Fog) Apparatus
and be able to rotate 360° in the horizontal plane. There shall
be a means provided to lock the searchlight in any desired
2.2 Military Standard:
MIL-STD-105DSampling Procedures and Tables for In- position without the use of tools (vertically and horizontally).
spection by Attributes
5.3 The searchlight shall be capable of illuminating a light
colored object at night at 55 ft (16.8 m). The searchlight shall
3. Descriptions of Terms Specific to This Standard
project a beam of light of not less than 5.5 ft (1.68 m) in
3.1 lot—a manufacturer’s production run for a specific type
diameter at a distance of 55 ft from the light source. The edge
of searchlight.
of the beam shall be a point where the intensity of the light is
10 % of the maximum intensity. The light source shall have a
3.2 order batch—size of a specific contract or purchase
candlepower rating of no less than 350000 cd.
order taken from the lot.
3.3 production testing—testing performed during a lot run 5.4 The searchlight shall be capable of being operated for
of specific searchlights. not less than3hof continuous use and6hof intermittent use.
5.5 The lamp used in the searchlight shall be of the
4. Materials and Manufacture
incandescent, quartz, or other type which would allow for
4.1 Material:
instant start. The lamps shall be rated for 12 V.
5.6 Each searchlight shall be watertight. The searchlight
This specification is under the jurisdiction ofASTM Committee F25 on Ships
shall show no leakage of water following the test method
and Marine Technology and is the direct responsibility of Subcommittee F25.10 on
prescribed in 7.1.
Electrical.
Current edition approved May 1, 2007. Published June 2007. Originally
5.7 Each searchlight shall be wired with a 6-ft (2-m) length
approved in 1986. Last previous edition approved in 2002 as F1003-02. DOI:
of rubber jacketed hard service flexible cord, unless otherwise
10.1520/F1003-02R07.
specified in 8.3. The conductor size shall be no less than 16
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
AWG.The cable entry into the searchlight shall be sealed with
Standards volume information, refer to the standard’s Document Summary page on
a watertight bushing and packing gland. A suitable clamping
the ASTM website.
device shall be installed in the area where the cables enter the
AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
Robbins Ave., Philadelphia, PA 19111-5098, Attn: NPODS. gland to prevent any force being exerted on the gland or
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1003−02 (2007)
connections. The free end of this cord shall be dead-ended 7.4 Switch Endurance—The contact switch mechanism of
unless otherwise specified in 8.3. the searchlight shall be tested by operating the switch for
25000 continuous cycles.Acycle shall consist of movements
5.8 Each searchlight shall be provided with a handle or
from“OFF”positionthroughthefull“ON”and“FLASHING”
handgrip to allow for ease of maneuvering the light into
positions and back to “OFF” position. The switch shall be
various positions.
operated under normal electrical load conditions, and the lamp
6. Workmanship, Finish, and Appearance
and batteries shall be replaced as often as required to ensure
that the switch mechanism is operating under normal load
6.1 Searchlights shall be of sturdy construction, and free
from mechanical, electrical, or other imperfections or defects throughout the 25000 cycles. Burning out of bulbs and
whichmateriallyaffectappearanceorwhichmayaffectquality, batteries during the test shall not constitute failure of this test.
reliability, or serviceability.
Failureoftheswitch
...

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