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aerospace MAXIGAS climate control electromechanical MX104 - MX120 filtration fluid & gas handling User Guide hydraulics pneumatics Original Language process control sealing & shielding...
If the user employs an operating procedure, item of equipment or a method of working which is not specifically recommended by Parker domnick hunter the user must ensure that the equipment will not be damaged or become hazardous to persons or property.
Safety Information 1.1 Markings and Symbols The following markings and international symbols are used on the equipment: Caution, Read the User Guide. Pressurised components on the system Remote control. Generator may start automatically Risk of electric shock. without warning. Wear ear protection Read the User Guide Use a forklift truck Conformité...
2 Description The MAXIGAS range of nitrogen generators operates on the Pressure Swing Adsorption (PSA) principle to produce a continuous stream of nitrogen gas from clean dry compressed air. Pairs of dual chamber extruded aluminium columns, filled with Carbon Molecular Sieve (CMS), are joined via an upper and lower manifold to produce a two bed system.
2.3 Overview of the equipment Please refer to diagram A3 in Annex A. Key: Outlet port to buffer (G1”) * Outlet port (G1/2”) * Cable Glands Air Inlet port (G1”) * Pre-treatment dryer power supply cable gland. (Rating: 115V 1A / 230V 0.5A) External start / stop circuit cable User control interface with 20 x 2 line menu display.
Installation 3 Installation Only competent personnel trained, qualified, and approved by Parker domnick hunter should perform installation, commissioning, service and repair procedures. 3.1 System layout and location Please refer to diagram A4 in annex A. Description Description Compressor Buffer Vessel...
3.2 Mechanical Installation Please refer to diagram A5 in annex A Once located fit the ball valves to the ports on the generator. All ppm generators are supplied with a non return valve, this should be fitted to the ball valve on the port marked “To Buffer Vessel”. Install the pipe-work ready for connection to the buffer vessel and compressed air supply. The diameter of the pipes must be sufficient to allow unrestricted inlet air supply to the generator and nitrogen supply to the application as shown in the table below.
3.3.2 Dryer Supply If a Parker domnick hunter pre-treatment air dryer is used, it should be connected to the generator at the dedicated DIN rail terminals. Note: Refer the documentation provided with your dryer for additional information on installation requirements.
4 Operating the Generator 4.1 Overview of controls Local Start / Stop Controls Local Start control – This control is inactive when the generator is configured for remote control. Local Stop control – This control is active for both local and remote control. Menu navigation keys Moves upwards through the menus Moves downwards through the menus...
Operating the Generator 4.2 Starting the generator Inspect all of the system connection points and verify that they are secure. With both the inlet and outlet ball valves of the buffer vessel closed, open the ball valve on the air inlet port to allow the compressed air into the generator.
Alarm Communication failure Communication fault between O analyser and control board Incorrect cell selected high (out of range) Occurs when O > 25% (% generators) / O > 1.05% (ppm generators) zero drift error Contact Parker domnick hunter Service due...
Operating the Generator 4.4.3 Customer Settings The customer settings menu contains all of the generator parameters that may be altered by the end user. The following example demonstrates the method of altering a parameter, however it is recommended that none of the parameters are altered until their functionality is fully understood.
On completion of the start up cycles the N outlet valve will open, allowing gas to be delivered to the application. The Start clean up cycle can be disabled within the customer settings menu, however Parker domnick hunter strongly recommend that the start up cycles remain enabled.
Operating the Generator 4.7 Oxygen Analyser Calibration The O analyser should be calibrated at least once every three months against a calibrated gas supply or a calibrated independent analyser. Note. If using calibration gas, ensure that purity is as close to the production gas purity as possible (minimum of 50ppm).
PPM Valve Overhaul Kit (without 606500004 equalisation valve) D – Valve Service % Valve Overhaul (with equalisation valve) 606500005 The valve overhaul (Service D) and all other repair and calibration work should be undertaken by a Parker domnick hunter trained, qualified and approved engineer.
Servicing 5.4 Service Procedures Ensure that the generator is isolated from the mains power supply and fully depressurised before carrying out any of the following service procedures. 5.4.1 Exhaust Silencer Replacement The exhaust silencer is located under the inlet manifold assembly. Unscrew the silencer assembly from the exhaust flange plate and remove.
5.5 Service Record Date of Commissioning Serviced By Service Hours Date Comments / Observations (Hours) Shown Print Initials 8,000 16,000 20,000 24,000 28,000 32,000 36,000 40,000...
In the unlikely event that a problem occurs on the equipment, this troubleshooting guide can be used to identify the probable cause and remedy. Troubleshooting should only be attempted by competent personnel. All major repair, and calibration work should be undertaken by a Parker domnick hunter trained, qualified and approved engineer. Fault...
7 Warranty This warranty applies to the Maxigas Generator and associated parts (the equipment) manufactured and supplied by Parker Hannifin ltd, Parker domnick hunter division (the company). Use of the Maxigas Generator without the recommended inlet air quality or genuine parts will expressly invalidate the warranty.
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Declaration of Conformity Parker Hannifin ltd, Industrial division Dukesway, TVTE, Gateshead, Tyne & Wear, NE11 0PZ. UK MAXIGAS Nitrogen Generator MAXIGAS 102 - MAXIGAS 120 Directives 97/23/EC 2006/95/EC 2004/108/EC 93/68/EEC, 92/31/EEC Standards used EN 61010-1 : 2001 EN 61000-6-2 : 2005...
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