DLA A-A-59437-1999 FILLER-BLEEDER HYDRAULIC BRAKE SYSTEM AUTOMOTIVE [Superseded DLA MIL-F-19849 E CANC NOTICE 1 DLA MIL-F-19849 E DLA MIL-F-19849 D (1) DLA MIL-F-19849 D DLA MIL-F-.pdf
《DLA A-A-59437-1999 FILLER-BLEEDER HYDRAULIC BRAKE SYSTEM AUTOMOTIVE [Superseded DLA MIL-F-19849 E CANC NOTICE 1 DLA MIL-F-19849 E DLA MIL-F-19849 D (1) DLA MIL-F-19849 D DLA MIL-F-.pdf》由会员分享,可在线阅读,更多相关《DLA A-A-59437-1999 FILLER-BLEEDER HYDRAULIC BRAKE SYSTEM AUTOMOTIVE [Superseded DLA MIL-F-19849 E CANC NOTICE 1 DLA MIL-F-19849 E DLA MIL-F-19849 D (1) DLA MIL-F-19849 D DLA MIL-F-.pdf(6页珍藏版)》请在麦多课文档分享上搜索。
1、I INCH-POUND I A-A-59437 24 SeDtember 1999 SUPERSEDING MI L-F-19849E 29 February 1988 COMMERCIAL ITEM DESCRIPTION FILLER-BLEEDER, HYDRAULIC BRAKE SYSTEM, AUTOMOTIVE The General Services Administration has authorized the use of this Commercial Item Description (CID), for all federal agencies. 1. SCOP
2、E. This CID covers a pneumatic filler-bleeder unit for servicing the hydraulic brake systems of automotive-type vehicles. The filler bleeder unit has a diaphragm that separates the operating air pressure from the hydraulic brake fluid. The filler-bleeder has a hydraulic brake fluid reservoir tank ca
3、pacity of 4 gallons plus/minus 1 gallon (see 7.2). 2. CLASSIFICATION 3. SALIENT CHARACTERISTICS 3.1 General. All filler-bleeders shall meet the requirements of this CID unless otherwise specified by the contract or order. 3.2 Desian and Construction. The filler-bleeder shall be new and of the manufa
4、cturers current commercial design. The configuration shall consist of a tank with an air chamber and fluid chamber separated by a diaphragm, a brake fluid delivery hose with control valve, and a set of master brake cylinder adapters (see 3.7.10). The unit shall be mounted on casters and shall includ
5、e means to store the delivery hose and master brake cylinder adapters. Construction of the filler-bleeder shall be such that parts will not work loose in service. All parts shall be manufactured to such standards as will permit replacement or adjustment without modification of parts or filler-bleede
6、r (see 4.1). Unless otherwise specified (see 7.2), the filler-bleeder shall be designed for use with silicon based brake fluids and preservatives in conformance with SAE J1703 and/or DOT-FMVSS 11 6. 3.3 Material. Materials not specifically designated herein or in the contract shall be of a quality c
7、onforming to the best current industry standards. Materials shall be free from defects which would adversely affect the performance or maintainability of the individual components or the overall assembly. When dissimilar metals are used in contact with each other, suitable protection against galvani
8、c corrosion shall be applied conforming to the best current industry standards. Beneficial Comments, recommendations, additions, deletions, clarifications, etc. and any data which may improve this document should be sent to: Defense Supply Center, Columbus, ATTN: DSCC-VAI, P.O. Box 3990, Columbus, O
9、H 43216-5000, or teleDhone (614) 692-0538. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59437 3.4 Function. The filler-bleeder, when properly filled with silicon based hydraulic brake fluid and correctly pressurized with air to the working pre
10、ssure furnished by manufacturer shall perform the functions of filling and bleeding the hydraulic brake systems of automotive type vehicles. The filler-bleeder, and all its components and accessories, shall perform all functions specified herein without evidence of permanent deformation, structural
11、failure, leakage, deterioration of materials, corrosion, or impairment of its initial operational capability. 3.5 Fastenina Devices. All screws, pins, bolts, and similar parts shall be installed with means for preventing loss of tightness. All such parts, when subject to removal or adjustment shall
12、not be swagged, peened, staked, or otherwise permanently deformed. 3.6 Threads. All machined threads shall conform to the commercial industries standard practice unless otherwise stated in the contract or order. 3.7 Pressure. The filler-bleeder shall withstand an internal pressure of not less than 5
13、0 pounds per square inch (PSI) without damage unless otherwise stated in the contract or order. 3.7.1 Detail of ComDonents. 3.7.2 m. The tank shall be built in accordance with the best industry standards currently in use with a 3 to 5 gallon fluid capacity unless otherwise stated in the contract or
14、order (see 7.2). The tank shall consist of a fluid chamber and an air chamber separated by a replaceable diaphragm that is impervious to degradation from silicon based hydraulic fluids. Then tank shall have an air inlet valve that accepts a standard air hose fitting used for putting air in automotiv
15、e tires, an air pressure safety relief valve (see 3.7.9), a fluid pressure gauge (see 3.7.8), a fluid delivery control valve (see 3.7.10), a fluid filling port with pressure tight plug (see 3.754, a bleeder valve (see 3.7.6), and a rolling carriage (see 3.7.3). The filler-bleeder shall deliver not l
16、ess than 95 percent of its full fluid capacity before requiring refilling. The filler-bleeder and diaphragm shall be designed to prevent damage to the diaphragm when the air chamber is charged to bypass pressure with no fluids in the fluid chamber. When air pressure is relieved from the air chamber,
17、 the diaphragm shall not block the air inlet valve or safety relief valve. 3.7.3 Carriaae. Portability shall be provided by mounting the tank assembly on at least three swivel casters. The tank shall be mounted in such a manner as to prevent tipping of the unit in normal servicing operations. The ca
18、ster and wheel material shall be impervious to automotive oils and greases. 3.7.4 Hose and Accessorv Rack. The filler-bleeder shall be furnished with a means for securely storing the coiled 84 inch (see 3.7.1 O) dispensing hose and all adapters and accessories, while the unit is being used or transp
19、orted. This device may be incorporated on the tank or carriage assembly. 3.7.5 Fluid Fillina Port. The tank shall have a fluid filling port with a hand removable cap that will prevent spillage of fluid during use and storage. The fluid filling port shall be large enough to accept the spout of a funn
20、el to aid in filling the fluid chamber of the tank. 3.7.6 Bleeder Valve. The filler-bleeder shall be equipped with a bleeder valve that enables the bleeding of any air that may be trapped in the fluid chamber. 3.7.7 Gaskets. All tank fittings and separable joints shall be equipped with gaskets made
21、of suitable material to prevent leakage of hydraulic brake fluid and compressed air. All rubber or neoprene components shall be designed for use with silicon based brake fluids and preservatives conforming to the best current industry standards. 3.7.8 Pressure Gauae. The pressure gauge dial shall ha
22、ve a diameter of not less than 1.5 inches and be in accordance with the best commercial practice in the industry. The dial shall be 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A-A-59437 graduated at each 5 PSI and numbered at each 1 O PSI or mo
23、re frequently. If the gauge has readings above the maximum recommended operating pressure, the portion of the dial above that pressure shall be completely overprinted in red and clearly marked “DANGER”. The gauge shall be provided with a clear , scratch resistant, window that is impervious to oils a
24、nd hydraulic fluids. 3.7.9 Pressure Relief Valve. The filler-bleeder shall be equipped with an automatic pressure relief valve set to operate at not less than 5 PSI below the manufacturers maximum working pressure. The relief valve shall be constructed so that it cannot be set to remain closed when
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