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172-65116M-02 (CP-N) 16 June 2011

Condensate Recovery Pump

CP-N

Copyright © 2011 by TLV CO., LTD.

All rights reserved

ISO 9001/ ISO 14001

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Summary of Contents for CP-N

Page 1: ...172 65116M 02 CP N 16 June 2011 Condensate Recovery Pump CP N Copyright 2011 by TLV CO LTD All rights reserved ISO 9001 ISO 14001...

Page 2: ...r 8 Cooling of shaft seal 8 Lubrication 8 Operation 9 Checks before startup 9 Water quality 9 Standard piping diagram 10 Preparation before test run 12 Valve operation for piping blowdown before test...

Page 3: ...It combines a centrifugal or multi stage turbine pump for hot water and an ejector delivering condensate continuously at a high pressure It contributes to energy conservation to a great extent due to...

Page 4: ...at of death or serious injury WARNING Indicates that there is a potential threat of death or serious injury CAUTION Indicates that there is a possibility of injury or equipment product damage Install...

Page 5: ...mbly If such work is carried out with the power on there is a danger that equipment may malfunction or electric shock may occur leading to injury or other accidents Make sure that wiring work requirin...

Page 6: ...jet and pump out force of condensate 2 Ejector Mixes the pressurized condensate with the flow in condensate giving the required NPSH req to the pump 3 Delivery pressure regulating valve Maintains the...

Page 7: ...arts such as the shaft Contact with moving parts or objects becoming caught in moving parts could lead to injury or damage or other accidents CAUTION Pump installation Installation inspection maintena...

Page 8: ...f cross sectional area 5 Install a riser pipe of at least 1 m at the pump suction side excluding the liquid vapor separator header 6 Install a pressure gauge at the condensate header 7 Install a gate...

Page 9: ...e with help of the tally marks punched on the coupling flanges 5 After the pump reaches the rated temperature check the alignment again Fig A Cooling of shaft seal The shaft seal should be cooled when...

Page 10: ...Valves pressure gauges and check valves should be installed at the correct positions 7 The piping should be just as shown in the system piping layout The pipes should be flushed 8 The strainer in the...

Page 11: ...V 8 T 2 FS FM V 11 V 16 V 12 C 1 F 2 V 10 V 15 V 14 C 2 V 14 M B 3 M B m V n C m V o V m V m V g C n V p V 13 P 1 H V 1 V 2 V 3 V 4 m P Feed water tank Feed water tank Boiler Feed water Cooling water...

Page 12: ...en V13 Flowmeter outlet valve Open V14 Inlet and outlet valves for MB3 Open V15 Bypass valve for MB3 Close V16 Bypass valve for MBm Close Vm Inlet and outlet valves for MBm Open Vn Initial blow valve...

Page 13: ...nsion of pipes Pipe support A Supports the pump inlet pipe and absorbs vibration Pipe support B Supports the pump outlet pipe and absorbs vibration M1 Filling detector Senses whether the pump is fille...

Page 14: ...s required to remove dirt scale and oil which are inevitably present in pipes during construction Flushing should be continued till the condensate contains no foreign matter Valve operation for flushi...

Page 15: ...l from the thermostat TS to reject the condensate When the condensate temperature rises MB1 closes allowing the condensate to flow into the pump 5 The valve MB2 is in the open position by the signal f...

Page 16: ...2 P2S 2 8 Feed the condensate into the boiler automatically To do this put the select switch for feed water control to the automatic position M B3 M Bm VO Vn V10 V12 V13 V11 V14 FM Symbol Operation Sy...

Page 17: ...erify that the pump slows down smoothly and stops quietly 3 If freeze up is expected blow condensate using a valve at the bottom of the pump Also blow the cooling water line 4 Emergency Stop the pump...

Page 18: ...e press reg valve clockwise to raise the set pressure and reduce the pump delivery Repeated start and stop Wrong setting or failure of control system Change the set value of the pressure switch or inv...

Page 19: ...y is OFF before carrying out work on the wiring or inspections involving disassembly If such work is carried out with the power on there is a danger that equipment may malfunction or electric shock ma...

Page 20: ...tion use handling etc by other than TLV CO LTD authorized service representatives 2 Malfunctions due to dirt scale rust etc 3 Malfunctions due to improper disassembly and reassembly or inadequate insp...

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