1、 MIL-L-43615A 35 9777706 0247118 L m I MIL-L-43615A ! i 24 June 1975 SUPERSEDING MIL-L-43615 27 December 1968 MILITARY SPECIFICATION LAUNDRY PRESS UNITS, COAT, TWO-OPERATOR This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This s
2、peFification covers laundry presses for finishing of laundered coats when used as a unit by two operators. * 1.2 Classification. The coat laundry presses covered by this specification shall be of the following types, styles and combination units as specified (see 6.2). -0 Type I - Press, pneumatic,
3、collar and lapel Type II Press, pneumatic, cabinet type, sleeve Type III - Press, pneumatic, cabinet type, bosom, body, and yoke Style A - Single buck Style B - Double buck Combination Unit No. 1 - Type, style and quantity required Type I .- one Type 11 - one Type III, style A - two Combination Unit
4、 No. 2 - Type, style and quantity required Type I - one .Type II - one Type III, style B - one FSC 3510 ipi DOCUMENT CONTAINS ESZ PAGES 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-L-4 36 15A 2. APPLICABLE DOCUMENTS * 2.1 The following docum
5、ents, of the issue in effect on date of invitation for bids or request for proposal, form a part of this specification to the extent specified herein: SPECIFICATIONS FEDERAZI CC-M-636 - Lator, ALernating-Current , (Fract,onal Horsepower) CC-M-641 QQ-C-390 QQ-N-2 81 QQ-N-2 88 MILITARY MIL-T-152 MIL-L
6、-3153 STANDARDS FEDERAL FED-STD-5 95 - Motor, Alternating-Current , (Integral Horsepower, . - - Nickel-Copper-Alloy Bar, Plate, Rod, Sheet, Strip, 200 HI? and Smaller) Copper Alloy Castings (Including Cast Bar) Wire, Forgings, and Structural and Special Shaped Sections Castings - Nickel-Copper Alloy
7、 and Nickel-Copper-Silicon Alloy - Treatment, Moisture-and-Fungus-Resistant, of Communications, Electronic, and Associated Elec- trical Equipment - Laundry and Dry Cleaning Machinery-and Equipment. (For Fixed Installations), Preparation for Delivery of - Colors MILITARY MIL-STD-105 MIL-STD-130 MIL-S
8、TD-461 MIL-STD-462 - - - Electromagnetic Interference Characteristics - Electromagnetic Interference Characteristics, Sampling Procedures and Tables for Inspection by Identification Marking of U.S. Military Property Attributes r Requirements for Equipment Measurement Of (Copies of specifications and
9、 standards required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-L-43615A 35 W 797970
10、6 0247320 T W MIL-L-43615A * 2.2 Other publications. The following documents form a part of this specification to the extent specified herein. Unless a specific issue is identified, the issue in effect on date of invitation for bids or request for proposal shall apply: National Electrical Manufactur
11、ers Association Standards (NEMA) Publication No. IC1-1965 - Industrial Controls (Application for copies shmld be addressed to the National Electrical Underwriters Laboratories, Inc. (UL) UL Standard 508 - Industrial Controls (Application for copies should be addressed to the Underwriters Labora- Man
12、ufacturers Association, 155 East 44th Street, New York, Ny 10017.) tories, Inc., 207 East Ohio Street, Chicago, IL Road, Melville, Long Island, NY 11746; or 1655 Scott Boulevard, Santa Clara, CA 95050.) 60611; 1285 Walt Whitman National Fire Protection Association (NFPA) “PA Standard No. 70 - The Na
13、tional Electrical Code (Application for copies should be addressed to the National Fire Protection Association, 60 Batterymarch Street, Boston, MA 02110.) American Society of Mechanical Engineers Code (ASME) Boiler and Preseure Vessel Code, Section VIII, Unfired Pressure Vessels Welding Qualificatio
14、ns of the American Society of Mechanical Engineers (Application for copies should be addressed to the American Society of Mechanical Engineers, 345 East 45th Street, New York, -W. 10017.) American Society for Testing and Materials (ASTM) - - A 162 - Corrosion-Resisting Chromium-Nickel Steel Plate, A
15、 176 - Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip Sheet, and Strip (Application for copies should be addressed to the American Society for Testing and Materiais, 1916 Race Street, Philadelphia, PA 19103. ) Provided by IHSNot for ResaleNo reproduction or networking permitted
16、without license from IHS-,-,-MIL-L-Y3bL5A 35 I 9999906 0249L2L L = - MIL-L-43615.4 (Technical society and technical association specifications and standards are generally available for reference from libraries. buted among technical groups and using Federal agencies.) They are also distri- 3. REQUIR
17、EMENTS * 3.1 Standard product. The laundry presses delivered under this specification shall be the manufacturers commercial product, except for any changes necessary to canply with the specification requirements. one contract, including parts and subassemblies thereof, shall be new and interchangeab
18、le. All like items furnished on any 3.2 Codes and standards. * 3.2.1 - NFPA. The installation of the electrical components and wiring of the laundry press shall conform to NFPA Standard No. 70. 3.2.2 E. UL Standard No. 508 for use in ordinary locations, Electrical controls of the laundry prese shall
19、 conform to * 3.2.3 NEMA. Motor controllers shall conform to performance requirements of NEMA Standards Publication No. IC1-1965. 3.2.4 ASME. All chests, cylinders, and chambers containing steam shall be fabricated and tested in accordance with the ASME code for unfired press- ure vessels. * 3.3 Cer
20、tification. Prior to approval of the preproduction sample, or if none is submitted, prior to approval of the first shipment, the supplier shall submit satisfactory evidence to the contracting officer or his authorized representative, that the laundry press or electrical components he proposes to fur
21、nish meet the requirements specified in 3.2.1, 3.2.2, 3.2.3 and 3.2.4, 88 applicable. 3.3.1 NFPA. Acceptable evidence of meeting requirements of 3.2.1 shall be the manufacturers certified statement that the aundry press conforms to “A Standard No. 70. 3.3.2 E. Acceptable evidence of meeting requirem
22、ents of 3.2.2 shall be the UL label or a UL listing of the laundry press or the electrical components, or certification from an independent testing laboratory acceptable to the contracting officer or his authorized representative that tlle laundry press or electrical components conform to applicable
23、 UL Standarde. 3.3.3 “A. Acceptable evidence of meeting the requirements of 3.2.3. ohall be the manufacturers certif led statement that the -tor. controllers amform to NEM Standard Publication No. IC1-1965. A tag or label attached to the controllerb) stating the component conforms.to this standard i
24、s acceptable evidence. - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-n ik I * * (. * * I MIL-L-LI3bL5A 35 9999906 0249122 3 = MIL-L-4 36k5A 3.3.4 - ASME. Acceptable evidence of meeting the requirements of 3.2.4 . shall be a written certificate st
25、ating that each chest, chamber, and cylinder has been inspected by an inspector qualified under the provisions of the ASME code for unfired pressure vessels and that the ASME Code official stamp has been placed on each chest, chamber, and cylinder by the inspector. The stamp on each chest, chamber,
26、and cylinder shall contain the U or UM symbol as applicable. 3.4 Materials. Materials not definitely specified, shall be of the quality normally used by the manufacturer for laundry press units provided the completed itemcomplies with all the provisions of this specification. 3.4.1 Corrosion-resista
27、nt metal usbd in the fabrication of the laundry presses shall be corrosion-resisting steel conforming to the requirements of ASTE1 Specifications A 167 or A 176, as applicable; nickel-copper-alloy conforming -to QQ-N-2 81 or QQ-N-2 88, or copper-alloy castings conf ormng to alloy numbers G1 through
28、G8 of QQ-C-390. 3.4.2 Materials for fasteners. Rivets, bolts, screws, nuts, and washers shall be of steel except where brass or corrosion-resistant metal is to be fastened, in which case they shall be of brass or corrosion-resistant metal, respectively. and nuts shhl be of corrosion-resistant metal.
29、 Where dissimilar metals are fastened, bolts, rivets, screws, 3.4.3 Pipe, tube, fittings, and valves. Pipe, tube, valves, and fittings 3.4.4 Conduit and electric wire. used for air and-steam lines shall comply with accepted plumbing practices. flexible steel, or electrical tubing. All electrical wir
30、e shall be heat Electrical conduit shall be rigid or resistant grade, thermoplastic insulated. 3.4.5 Motors. Motors shall conform to the requirements of CC-M-636 or CC-M-641, and to the following requirements. (a) (b) All motors shall have windings impPegnated to resist moisture. Motors shall have t
31、he proper starting characteristics and ample power with a reasonable factor of safety for their intended operation under full-load conditions without exceeding the permissible temperatufe rise. (c) Motors shall be equipped with ball bearings, except that motors of /Z horsepower or less for horizonta
32、l applications may have sleeve bearings. Motor bearings.shai.1 be of the permanently lubricated type or shall have adequate and accessible means for lubrication. 3.5 Design and construction. Design and construction of the laundry presses shall conform to the requirements and construction details spe
33、ci- fied herein. The laundry presses shall be furnished - complete with motors, 5 . Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1 MIL-L-q3bLSA 35 7779706 0247123 5 W MIL-L-43615A driving mechanism, starters, and controllers, including master swit
34、ches, timers, cut outs, and other electrical equipment and commercial accessories, as applicable, for operat.ion of the laundry presses. for suitably pressing not less than 120 shirts, utility, mans cotton, olive green 107; coat, food handlers; coat, dental; and similar garments per hour when operat
35、ed by two operators. (a) Each coat press unit, combination No. 1 or 2, shall have a capacity (b) The assembly of components shall have complete and proper inter- . relationship. (c) Starting, stopping, and control devices shall operate smoothly (d) Moving parts and bearings shall evidence no overhea
36、ting. Compliance and positively. - with these requirements shall be determined when tested as specified in 4.4.3 and 4.4.4. 3.5.1 Equipment bases. Bases shall be constructed so that points of contact with the floor shall be in the same plane. to the floor shall-be provided. of the diameter and amoun
37、t to secure the press to the floor. Provisions for anchoring The base shall have anchor bolt holes * 3.5.2 Pressures and temperatures. The assembly of pipe, tube, fittings, coils,cy.linders, chests, and chambers using steam shall be designed and fabricated for a working steam pressure of not less th
38、an 125 pounds per square inch gage and shall withstand without leakage or permanent deformation, a hydrostatic test pressure established in accordance with the provisions of the ASME code for unfired pressure vessels based on a design pressure of not less than 150 psig. tested as specified in 4.4.1.
39、 shall have a temperature of at least 345 F at a point nearest the steam.inlet when tested as specified in 4.4.2. Compliance with these requirements shall be determined when The pressing surfaces of the heads and bucks * 3.5.3 Press pressure. The presses shall have the same basic operating character
40、istics and pressures between the head and buck as supplied for commercial use. The presses shall operate pneumatically on a working air pressure of 70 psig minimum, when tested as specified in 4.4.4. , 3.5.4 Gearing. All gears shall have machined teeth and shall operate quietly. Spiral, hypoid, beve
41、l, and worm gears, if used, shall operate in lubricant. and the gear shall be of ferrous metal or bronze. bath may be of aphenolic formaldehyde resin, or other noise-reducing - material. pinion or gear with which it meshes shall be at least 1/4 inch wider than the oer, except when thrust bearings ar
42、e used on the armature shaft, the gear and pinion may be of the same width. When run in an oil bath, the pinion shall be of ferrous metal Gears not run in oil When gears are of a composition material, either the motor 6 y. Provided by IHSNot for ResaleNo reproduction or networking permitted without
43、license from IHS-,-,-_. MIL-L-93615A 35 m 7777706 0249129 7 m MIL-L-4 3 6 15A 3.5.5 Replaceability of bearings. Bearings shall be replaceable. 3.5.6 Lubrication. Lubrication fittings for force type systems shall be provided and accessibly located for lubricating bearings (except motors, see 3.4.5).
44、Where lubricant reservoirs are required for chain or gear drives, the reservoirs shall be provided with a threaded cap at the top, a drain plug at the bottom, and a measuring bayonet with a minimum and maximum marking. 3.5.6.1 Seals. Seals shall be provided to prevent the 1ubri.cant from entering pa
45、rt of the machine where cloth is handled (see 4.4.4). 3.5.7 Belts and pulleys. V-belts shall be of the grades commercially known as multiple-drive or variable speed types, except that where a single belt is furnished with a fractional-horsepower motor, a V-belt commercially known as a fractional-hor
46、sepower motor belt may be supplied in lieu of the multiple-drive or variable speed types. suitably grooved. Pulleys for V-belts shall be . Chain drives shall be of the silent or roller-chain type. 3.5.8 Belt and chain tension adjustment. Means sha/l be provided for adjusting belt and chain tension.
47、,3.5.9 Plumbing and fittings. Pipe, fittings, condensate traps, pressure- reducing valves, and all other valves for air, steam, and drains shall be furnished as complete assemblies suitable for installation with unions or other .standard fittings. All steam and waste lines shall be installed to comp
48、ly with accepted plumbing practices. 3.5.9.1 Valves and traps. Condensate traps (with three-valve by-pass), steam, drain, air, and other operational valves shall be accessible for operation and maintenance. be supplied with shut-off valves. bolts, and screws shall insure suitable fastenings and prev
49、ent bulging of the metals fastened. 3.5.11 Tolerances. Unless otherwise specified herein, tolerances shall be in accordance with the manufacturers current commercial practice. 3.5.12 Safety devices. Exposed belts, chains, shafts, pulleys, gears, and other moving parts shall be fully enclosed or guarded. be cast-irdn or sheet metal. secured to be readily removable without disassembling pipes or fittings on the machine. Provisions shall be made in
