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INSTRUCTION MANUAL AIR COMPRESSOR HV2/200 SPERRE...
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Instruction book for compressor type HV2/200 PREFACE Sperre has produced this instruction manual in order to provide users of its compressor equipment with information about the compressor’s construction and operation, as well as basic information about inspection and maintenance. It is important that the operator should familiarise himself with the contents of this instruction manual, so as to ensure that installation, use and maintenance work is carried out in a correct and safe manner from the outset.
Instruction book for compressor type HV2/200 CONTENTS Page 1. Personal safety................3 2. About the compressor ............4 2.1 Construction...............4 2.2 Safety equipment ...............7 3. Installation and operation............8 3.1 Installation instructions ............8 3.2 Cooling water system............8 3.3 Start-up ................9 3.4 Operation ................9 3.5 Stopping and preparation for downtime......10...
Instruction book for compressor type HV2/200 1. PERSONAL SAFETY The installation, operation and maintenance of the compressor must be carried out by trained personnel who are familiar with the contents of this instruction manual. The compressor must only be used to compress air.
Instruction book for compressor type HV2/200 2. ABOUT THE COMPRESSOR 2.1 Construction The compressor described in this instruction manual is constructed as a two cylinder, two stage single action water cooled compressor. The principles of its construction are illustrated in Figures 2.1 and 2.2.
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Instruction book for compressor type HV2/200 Page 5...
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Instruction book for compressor type HV2/200 The compressor’s first stage is often referred to as the low pressure (LP) stage, and the second stage is called the high pressure (HP) stage. The circulation of air through the compressor is shown in Figure 2.2.
Instruction book for compressor type HV2/200 The compressor is normally fitted with an electric motor or other source of motive power on a well-braced base- plate, with a flexible coupling between the compressor and the motor. All compressors are test run before delivery from the factory, and all installations with motors will have been correctly aligned.
Instruction book for compressor type HV2/200 3. INSTALLATION AND OPERATION 3.1 Installation instructions All deliveries of compressor installations are accompanied by documentation of the installation’s dimensions and mounting points. The documentation will also include installation instructions, showing the recommended assembly of equipment and pipe connections.
Instruction book for compressor type HV2/200 3.3 Start-up In connection with the first start-up or after prolonged downtime, the following procedure should be used: Check oil level. Check that the oil does not contain water or other substances which will impair its quality.
Instruction book for compressor type HV2/200 3.5 Stopping To stop the compressor manually for short periods, the following procedure should be used: Flip the compressor’s manual unloader to the vertical position to unload the LP suction valve. Open the drain valves.
Instruction book for compressor type HV2/200 4. OPERATIONAL FAILURES Some of the faults which may occur during operation are summarised below: Fault symptom Possible cause Remedy Dirty, worn or damaged Inspect and clean all valves. valves. Replace defective parts. Disassemble the rings. Clean...
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Instruction book for compressor type HV2/200 Remove and check piston and if Defective or worn piston necessary replace defective Oil emission from rings. piston rings. crankcase ventilation. Defective ventilating valve. Replace valve. Cooling water pressure too Check that pressure is within the high.
Instruction book for compressor type HV2/200 5. INSPECTION AND MAINTENANCE 5.1 Maintenance intervals The maintenance intervals set out below are intended as guidance for normal maintenance. Since the operating conditions of the compressor may vary strongly according to the working location, it is important that the periods used are adapted to the experience of the individual operator.
A clamp jig for this purpose to fit all valves can be supplied by Sperre upon enquiry. A simple temporary clamp may be made by fixing two rods in a vice fitting the outer seat grooves of the valve.
SHELL CORENA P 68 SHELL CORENA AP 68 STATOIL COMPWAY 68 TOTAL LUBMARINE BARELF AL 100 TOTAL DACNIS P Further information on lubricating oils may be obtained upon enquiry from Sperre Industri AS or from the oil manufacturers. Page 15...
Instruction book for compressor type HV2/200 5.4 Bearings The compressor crankshaft is fitted with replaceable, two-piece sleeve bearings. The central frame bearing also controls movement of the shaft in the axial direction. The crosshead bearings are one-piece sleeve bearings which are pressed into the connecting rods. Tolerances and clearances for the crankshaft, frame and crosshead bearings are set out in Table 6.4.
Instruction book for compressor type HV2/200 5.5 Pistons and piston rings To disassemble a piston: LP piston Remove all cooler covers except the cover for the air outlet. Remove the cylinder cover. (It is not necessary to remove the valves.) Loosen the crankshaft bearing bolts and remove the crankshaft housing.
Instruction book for compressor type HV2/200 5.6 Elastic coupling The compressor flywheel acts as one of the coupling halves. Disassembling the coupling: Loosen the nuts on each coupling half and tap these sharply with a hammer before removing the nuts completely.
Instruction book for compressor type HV2/200 5.7 Coolers It is important for correct operation of the compressor that the LP and HP coolers are kept clean of coke deposits and other deposits from the cooling water. Inadequate cooling will result in a higher temperature of the compressed air, which will cause the progressive formation of coke.
Instruction book for compressor type HV2/200 6. TECHNICAL DATA 6.1 Cooling water capacities Speed [rpm] Cooling water volume at 7-15 bar g working pressure [l/min] Pressure drop across compressor [mm w.c.] Cooling water volume at 15-35 bar g working [l/min]...
(Figure 7.1), which is attached to one of the crankcase hatches. Fig. 7.1 Name plate Please note that Sperre does not manufacture over-dimensioned or under-dimensioned spare parts, or parts intended for further machining or fitting. Sperre accepts no responsibility for damage resulting from the use of non-original parts.
Instruction book for compressor type HV2/200 8. Parts list Article Description Number 1012 Crankcase..........1 3697 Cap nut, oil pump ........1 1038 Crankcase cover ........1 3700 breather valve ........1 1041 Crankcase cover, dipstick side ....1 3713 Air filter, complete ........1 1058 Bearing cover, flywheel side .....1...
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