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Summary of Contents for Baker Hughes Masoneilan 77-80H Series
- Page 1 Masoneilan ™ 77-80H/00-80H Series Air Valve Instruction Manual (Rev. A) Baker Hughes Data Classification: Public...
- Page 2 WHICH ARE NOT COVERED SUFFICIENTLY FOR THE CUSTOMER/OPERATOR'S PURPOSES THE MATTER SHOULD BE REFERRED TO BAKER HUGHES. THE RIGHTS, OBLIGATIONS AND LIABILITIES OF BAKER HUGHES AND THE CUSTOMER/OPERATOR ARE STRICTLY LIMITED TO THOSE EXPRESSLY PROVIDED IN THE CONTRACT RELATING TO THE SUPPLY OF THE EQUIPMENT. NO ADDITIONAL...
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Page 3: About This Manual
Warranty Items sold by Baker Hughes are warranted to be free This is the safety alert symbol. It alerts you to potential from defects in materials and workmanship for a personal injury hazards. - Page 4 When you use a sealing tape, do not apply it to the 0.5 to 1 threads at the joint end. Otherwise, a small piece of the tape may clog inside, which may cause malfunction of the valve. Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
- Page 5 An unexpected operation may result in personnel being injured or killed. • For replacement, use the original Masoneilan parts. Otherwise, malfunction and/or fluid leakage may result. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 77-80H/00-80H Air Valve Instruction Manual | 5...
- Page 6 Content 1. Outline _______________________________________________ 7 2. Specification __________________________________________ 7 3. Installation ____________________________________________ 7 5. Maintenance __________________________________________ 8 6. Reassembly ___________________________________________ 8 Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
- Page 7 Be careful not to take the signal pressure from near the "IN” side of body because due to the large capacity of the air valve this gives rise to a change in signal air pressure, thereby causing hunting. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 77-80H/00-80H Air Valve Instruction Manual | 7...
- Page 8 Check the valve seat for dust and clean it. 6. Reassembly Reverse the disassembly procedure. Before setting to reassembly, apply silicon grease to O-rings. Do not fail to use a new shim (27). Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
- Page 9 Rc1/2 (NPT1/2） Rc1/2 (NPT1/2） EXHAUST INLET Rc1/2（NPT1/2) OUTLET INLET 880 kPaG PRESSURE (125 psiG) 35 – 700 kPaG SET RANGE (5 – 100 psiG) © 2021 Baker Hughes Company. All rights reserved. Masoneilan 77-80H/00-80H Air Valve Instruction Manual | 9...
- Page 10 Rc1/4 (NPT1/4） SIGNAL Rc1/2（NPT1/2） Rc1/2（NPT1/2） EXHAUST INLET INLET 880 kPaG Rc1/2（NPT1/2） PRESSURE (125 psiG) OUTLET 35 – 700 kPaG SIGNAL (5 – 100 psiG) PRESSURE Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
- Page 11 Copyright 2021 Baker Hughes Company. All rights reserved. Baker Hughes provides this information on an “as is” basis for general information purposes. Baker Hughes does not make any representation as to the accuracy or completeness of the information and makes no warranties of any kind, specific, implied or oral, to the fullest extent permissible by law, including those of merchantability and fitness for a particular purpose or use.
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