1、MIL-H-44086B 31 March 1992 SUPERSEDING 28 September 1984 MIGH-44 O 86A MILITARY SPECIFICATION HEATER, FIATER, LIQUID FUEL This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specification covers portable field water heaters ca
2、pable of supplying heated water, 100% rise at a rate of 9 gallons per minute. Jp-8 fuel or diesel fuel may be used, also alternating current of 208 volts electric per is required (see 6.1). 1.2 Classification. The heater shall be of the follmingtypes as specified (see 6.2). “we I - M-80 Water Heater
3、 distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_- _. _ MIL-H-4408bB 45 999990b 0523570 9 MILH-44086B SPECIFICATIONS FEDERAL IT-W-572 - PPP-B-621 - W-F-800 - MILITARY MIL-P-116 - MILE121 - MIL-T-704 - MIL-T-22085 - MIM-461
4、68 - MILT-83133 - MILITARY MILSTD-105 - MILSTD-129 - MILSTD-130 - Wood Preservative: Water-Repellent Boxes, Wood, Nailed and Lock-Corner Fuel Oil, Diesel Preservation, Methcds Of Barrier Material, Greaseprmfed, Waterprmfed, Treatment and Painting of Materiel Tapes, Pressure-Sensitive, Adhesive, Pres
5、ervation Coating, Aliphatic Polyurethane, Chemical Agent Turbine Fuels, Aviation, Kerosene Types, N?SI F-34 Flexible and Sealing Resistant (JP-8) and NAXI F-35 . - Sampling Procedures and Tables for Inspection Marking for Shipment and Storage Identification Marking for U.S. Military Property O by At
6、tributes (Unless otherwise indicated, copies of federal and military specifications, standards, and hanhks are available fromthe Standardization Documents. rder Desk, Building 4D, 700 Robbins Avenue, Philadelphia, PA 19111-5094.) 2.1.2 Other Government dccuments, drawinqs, and publications. The foll
7、ming other Government documents, drawings, and publications form a part of this document to the extent specified herein. the issues are those cited in the solicitation. Unless otherwise specified, U.S. ARMY NATICK RESWCH, DEWEXDPMJ%ITr AND ENGlXEEWNG CENIER 6-1-6200 - 6-1-6203 - 6-1-6210 - 6-1-9912
8、- 6-2-2427 - Heater Assembly, Water, M-80 Section Assembly, Vessel Outside Firebox Assembly Heater, Water Assembly, M-85 Duct, Burner Exhaust, Assdly 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILH-44086B (Copies of drawings are available from
9、 the U.S. Army Natick Research, DeveloFnt, and Engineering Center, A?TN: STRNC-UXD, Natick, MA 01760- 5017. ) 2.2 Non-Govemmnt publications. The follming documents form a part of this document to the extent specified herein. the issues of the documents which are DOD adopted are those listed in the i
10、ssue of the DODISS cited in the solicitation. the issues of documents not listed in the DODISS are the issues of the documents cited in the solicitation (see 6.2). Unless otherwise specified, Unless otherwise specified, UNDERWRITERSIAl3ORXLOUES, INC. (UL) Standard No. 372 - Primary Safety Controls f
11、or Gas and Oil-Fired Appliances (Application for copies should be addressed to the Underwriters Laboratories, Inc., 333 Pfingsten Road, Northbrmk, IL 60062.) AMERICAN SOCIE;Ty FOR TESTING AND MATEIALS (ASTM) ASTM D 3951 - Standard Practice for Carmercial Packaging (Application for copies should be a
12、ddressed to the American Society for Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1187.) O AMEmCAN WELDING SOCIETY (ms) Standard Qualification Procedure of the American Welding Society (Application for copies should be addressedto the American Welding Society, 550 N.W. Meune Road,
13、 P.O. Box 351040, Miami, EL 33135.) AMERICAN SOCIE;“ry FOR MECHANICAL ENGINEERS (ASME) Welding Qualifications of the American Society of Mechanical Engineers (Application for copies should be addressed to the American Society of Mechanical Engineers, 345 East 47th Street, New York, NY 10017.) NATION
14、AL FIRE PRIECTION ASSOCIATION (“PA) “PANO. 70 - National Electric Code (Application for copies should be addressed to the National Fire Protection Association, 1 Batterymarch Park, -cy, MA 02269.) (Non-Governmnt standards and other publications are normally available from the organizations that prep
15、are or distribute the documents. documents also my be available in or throuqh libraries or other inform- These tional services. )- o 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- _._ MIL-H-440bB 45 m 999990b 0523572 2 m MIL-H-44086B 2.3 Order of
16、 precedence. In the event of a conflict between the text of Nothing in this document, hmever, supersedes applicable this dazutnent and the references cited herein, the text of this document takes precedence. laws and regulations unless a specific exemption has been obtained. 3.1 Alternate conpsonent
17、s. Components offered as equivalent to components specified herein and on the referenced drawings as a specific manufacturers part ndr or equal shall be functionally equal with the manufacturers part n-r identified. the specified end product shall not require modification to any components, unless s
18、uch modification is specifically approved by the contracting officer. Prior to corranencing production, the contractor shall submit for the contracting officers approval, a list identifying each alternate component, tqether with proof that each listed component caplies with reqckemsnts specified her
19、ein. physical sample of the proposed substitution. listing, together with necessary supporting data does not relieve the contractor of the responsibility that the corrppnents perform in accordance with specified requirements when incorporated into the end product. The incorporation of such a compone
20、nt in the design of The contracting officer, at his option, may require a Approval of the submit2;ed 3.2 First article. When specieied (see 6.2), a sample shall be subjected to first article inspection (see 6.3) in accordance with 4.3. 3.3 Material and carrrponents. The materials and Components shal
21、l be as specified herein and on the applicable drawings. not definitely specified shall be of the quality normally used by the manufacturer provided the completed item caplies with all the provisions of this specification. practical as long as it meets the r-emsnts of this specification. Naterials a
22、nd components It is encouraged that recycled material be used when 3.3.1 Codes and stanards. The water heaters flame safeguard control shall comply with the applicable requhmnts of Underwriters Laboratories (UL) Standard No. 372 (see 4.5). 3.4 Desiqn and construction. The design and construction of
23、the heater shall conform in all respects to the drawings specified in table I, and all subsidiary drawings and parts lists pertaining thereto, and as specified herein. electric per source. is to be 115 volt neutral ground and the green wke is to be the eqUipmient ground. All Wiring shall be in accor
24、dance with the provisions of NFPA No. 70. be in accordance With W-F-800. JP-8 fuel shall be the secondary fuel and shall be in accordance with MIL-T-83133. The heater shall operate on 3 phase, 60 hertz, 208 volts, 5 wire Three wires are to supply the phases, the white wire Diesel shall be the prhxy
25、fuel for operation of the heater and shall 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. e e e . MIL-H-4YObB 45 M 9999906 0523573 Y MIL-H-440 86B TABU3 I. Lead drawinqs Typ I, M-80 Water Heater Typ II, M-85 Water Heater Drawing 6-1-6200 Drawing
26、 6-1-9912 3.5 Performance. 3.5.1 Firebox assembly. Each firebox assembly (Drawing 6-1-6210) shall have no visible evidence of leakage when tested as specified in 4.4.5. 3.5.2 Outside vessel section. Each outside vessel section (Drawing 6-1-6203) shall have no visible evidence of leakage when tested
27、as specified in 4.4.5. 3.5.3 Heater assembly. The heater assembly shall be put in operation without the use of tools, except for a 7/8 inch wrench to attach the fuel lines to the drum fill assembly. without any indication of burner pulsation, flame failure or visible smke. Testing shall be as specif
28、ied in 4.4.5. The heater assembly shall operate properly 3.5.4 Fuel pump. 3.5.4.1 Fuel pump, tvpe I (M-80). The fuel pmp shall be adjusted to Testing shall be as specified in operate at a pressure of 100 _+ 2 psig. 4.4.5. 3.5.4.2 Fuel pm, tvpe II (M-85). The fuel pq shall be adjusted to operate at a
29、 pressure of 125 f 2 psig for elevations up to 2,500 feet above sea level, 115 f 2 psig for elevations over 2,500 to 4,000 feet above sea level, or 100 _+ 2 psig for elevations over 4,000 feet abwe sea level with a 4 GPH nozzle. Testing shall be as specified in 4.4.5. 3.5.5 Burner smoke. outlet (or
30、exhaust duct) one minute after ignition of the burner, when tested as specified in 4.4.5. There shall be no visible smoke at the pipe stack 3.5.6 Water level control. The water level control shall prevent operation of the burner md sound the buzzer whenever the water level in the heater is belm the
31、end of the water level electrode, when tested as specified in 4.4.5. Also the burner shall restart and the buzzer shall stop when the water level is raised to the operating condition, when tested as specified in 4.4.5. 3.5.7 ope rathq control. The operating control shall be located on the probe box
32、and wired in series with the limit control. provided with a calibrated knob and dial in degree-s Fahrenheit. The control shall be The control 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ - - MIL-H-440868 45 m 9999906 0523574 b m . MILH-44086B
33、shall be adjustable over a temperature range of Oo to 250% and shall be adjusted and set per the manufacturers instructions prior to performance testing. The control shall shut dm the burner when the internal water temperature reaches a set temperature (+O%, -5%) and the burner shall start when the
34、internal water temperature falls beluw a set temperature (+5%, -0%) when tested as specified in 4.4.5. 3.5.8 Limit control. The limit control shall be located in the upper dfold and wired in series with the operating control. The control shall be factory preset at 190% and shall be normally closed a
35、nd shall open on a temperature rise above the preset temperature. burner cycle when the internal water temperature rises above 190% (+lo%, -0%) and initiate the burner cycle when the internal water temperature falls belm 190% (+O%, -lo%), when tested as specified in 4.6.8. The control shall halt the
36、 3.5.9 Flame safequard. The flame safeguard shall operate between 125% The scanner component shall oprate between 212% and Prior to each start the control shall provide a 7-second purge Follawing each purge cycle, a 10-second trial for ignition shall When flame failure OCCUTS the control shall de-en
37、ergize the fuel and -20%. -40%. cycle. occur, solenoid, shut off the burner mtor, provide a mechanical lockout and turn on the alarm circuit. shall also shut off the ignition transformer. shut off until a pre-set th delay is completed for post-purge of the burner/heat exchanger assembly. For type I
38、(M-80), when flame Eailure occurs the control The burner mtor shall not 3.5.9.1 Flame failure, initial start lockout. Flame failure initial start lockout shall observe the follming sequence: a. b. A purge cycle of 7 (_+ 2) seconds. A trial of 10 (2 2) seconds for ignition when the solenoid valve A l
39、ockout shall occur in not greater than 70 seconds fromthe is opened and then closed. th the water heater switch is turned on. c. d. A post purge of 120 (2 10) seconds. When tested as spscified in 4.4.5, lcckout time shall be not greater than 70 seconds. 3.5.9.2 Fkinq period lockout. The firing perio
40、d lockout requirements shall observe the following sequence upon flame failure: a, b. A purge cycle of 10 (2 2) seconds. c. A 4-second (maX;rnim) flame failure response, when the solenoid valve closes. A trial of 10 (2 2) seconds for ignition when the solenoid is opened and then closed. 6 Provided b
41、y IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. UIL-H-4408bB 45 m 9999906 0523575 8 m _- MILH-44086B d. e. A post purge of 120 (2 10) seconds. Not greater than a 70-second mechanical lockout occurrence fran the th the flame was extinguished O When tested as
42、specified in 4.4.5, lockout time shall be not greater than 70 seconds. 3.5.9.3 Flam siqnal. The flame control shall not be effected by the ignition spark and shall have a flame failure response of less than 4 seconds when tested as specified in 4.6.11. 3.5.10 Siqnal device. The signal device shall s
43、ound to indicate luw water or flame safe guard lockout. Testing shall be as specified in 4.4.5. 3.5.11 CrrcUi.t;breaker. All the circUit breaker shall operate without damage to themselves or other electrical components. period at a current fluw of 8 amps and shall be reset by means of a reset button
44、 when tested as specified in 4.6.13. 3.5.11.1 Line starter. The line starter shall open within a one minute 3.5.11.2 Bunier motor. The bumer motor shall be protected by a thed overload protector that is an integral part of the motor. shut off in 25 seconds and be capable of resetting without the use
45、 of tools when tested as specified in 4.6.14. The motor shall 3.5.12 Relief valve. The relief valve shall open at a pressure of 50 to 0 63 psig. close before a pressure of 25 psig is reached when tested as specified in 4.6.15. After the valve has opened and pressure decreases, the valve shall 3.5.13
46、 Heater capacity. The heater shall provide a flou of 9 gallons per minute with a temperature rise of not less than 100% when tested as specified in 4.4.5. 3.5.14 Water heater assembly. Each water heater assembly (type I - Drawing 6-1-6200 and type II Drawing 6-1-9912) shall have no visible evidence
47、of leakage or inproper opration when tested as specified in 4.4.5. 3.6 Markinq. Marking for identification shall be in accordance with MILSTD-130 . 3.7 Interchanqeability. fabricated as to be interchangeable with the like parts of any other Uiit furnished under any one contract. 3.8 Workmanship. The
48、 heater components shall be free fran fractures, splits, punctures, tears, dents, creases, hvs, miscasts, deteriorations or malformations. All component parts of any one heater shall be so There shall be no sharp edges, burrs or slivers. The finish 7 Provided by IHSNot for ResaleNo reproduction or n
49、etworking permitted without license from IHS-,-,-MIL-H-440bB 45 m 0b 0523576 T m .v MIGH-44086B shall be free of blisters, peel, chipped areas, or areas of no film. finish shall be free from smudges, poor touch up, scale, scratches, stain, overspray sag, hprint, or embedded foreign matter. and screws shall be drawn tight. of product established by this specification and the occ
