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Summary of Contents for Forbes Marshall PPPPU-C
- Page 1 Installation and Maintenance Manual Compact Pressure Powered Pump Package Unit with Insulation Jacket and Condensate Recovery Meter PPPPU-C Energy Conservation | Environment | Process Efficiency www.forbesmarshall.com...
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Page 2: Table Of Contents
Table of Contents Preface ................1 Important Safety Notes ............1 Brief Product Information .............3 Product Working Principle ...........7 Installation Guidelines ............8 Startup and Commissioning ..........10 Maintenance Guidelines .............11 Troubleshooting ..............15 Available Spares ..............17 Warranty Period ..............17 PLEASE NOTE - Throughout this manual this cautionary symbol is used to describe a potential damage or injury that might occur if the safety considerations are overlooked. -
Page 3: Preface
The product is suitable for use as defined in the technical information sheet. In case the need arises to use the product on any other fluid please contact Forbes Marshall for assistance. - Page 4 India & abroad 2.11 Returning products: Customers and Stockist are reminded that, when returning products to Forbes Marshall they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damage which may present a health, safety or environmental risk.
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Page 5: Brief Product Information
Brief Product Information: 3.1 Description: The Forbes Marshall Compact Pressure Powered Pump Package Unit, PPPPU-C, is a positive displacement pump unit operated by steam, compressed air or pressurised gas. The compact pump has an in-built receiver for condensate, which eliminates the need for a separate storage tank. - Page 6 Figure 2 : Mechanism detail of PPPPU-C Sr.no. Description Material Standard Cover Cast iron IS 210 Gr FG 260 Cover Gasket Synthetic Fibre Stud and Nut M·12 Cast steel Inlet Valve Seat S.S. Type 304 ASTM A276 Inlet Valve Stem S.S.
- Page 7 1000 Kg condensate pumped Air consumption 22 SCF per 1000 Kg condensate pumped Minimum operating temperature 0°C Note: For lower operating temperatures consult Forbes Marshall 3.4 Operating Range 3.5 Standard Accessories • Condensate recovery meter - 485 (CRM485R) • Insulation jacket 3.6 How to Select and Size:...
- Page 8 3.7 Capacity kg/hr: For liquid specific gravity (0.9 to 1) Condensate Flow Rate (Kg/hr.) INLET Pr. TOTAL Lift DN20 DN25 (M.P.) (bar g) Or Back Pr. (bar g) Compact Pump kg/hr Compact Pump kg/hr 1020 3.8 Example: Condensate load = 450 kg/hr Steam / air pressure available for Operating pump = 7 bar g...
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Page 9: Product Working Principle
Note: For this section refer to Figure 1 A PPPPU-C unit consists of a receiver (4), Inlet Isolation valve (6), Strainer (7), a body shell (1) containing a float mechanism which operates a set of motive steam / air inlet and exhaust line (2) and inlet (8) &... -
Page 10: Installation Guidelines
©. Most important is that reservoir must be vented to atmosphere. This is to ensure free flow of condensate under gravity to the pump. It is recommended to install PPPPU along with a Forbes Marshall Flash vessel arrangement, if condensate flashing is expected when exposed to atmosphere. - Page 11 The common condensate line should be sized to take care of connected condensate load of all the pumps. Figure 5: More than one pump connected to common condensate line PPPPU-C...
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Page 12: Startup And Commissioning
flushed. 6.1 Flushing Procedure in the presence of Forbes Marshall Flash Vessel : (Refer Figure 6) Open the Forbes Marshall Flash vessel drain line and allow the process condensate to flow through the drain till all the foreign particles &... -
Page 13: Maintenance Guidelines
The product should then be allowed to cool. With suitable isolation repairs can be carried out with the product in the line. PPPPU-C units are designed for trouble free operation. In normal course of action maintenance is not required provided certain care of the system is taken. - Page 14 7.2 Tool Kit: To carry out any maintenance of the PPPPU-C use the tools mentioned in the table below Size Part Component Tool used and Size Motive inlet and exhaust Valve Open Spanner 26 mm (A/F) Float Mechanism Open Spanner 19 mm (A/F)
- Page 15 Clean the metal gasket and replace if required. Fit the exhaust valve head and seat. Now fit the PPPPU-C internal assembly onto the cover. Carefully engage the exhaust valve onto the actuator disc (11) and screw the nuts. Unclamp the cover and insert the whole assembly back inside the pump body.
- Page 16 Clean the metal gasket and replace if required. Fit the inlet valve head and seat. Now fit the PPPPU-C internal assembly onto the cover (1). Carefully engage the exhaust valve (9A) onto the actuator disc (11) and screw the nuts.
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Page 17: Troubleshooting
Replace it if found damaged. j) Exhaust valve leaking j) Open the pump internals and clean it. Also check the setting of valve actuator disc and correct it if found disturbed. PPPPU-C... - Page 18 Failure Mode Possible Cause Remedy Check inlet Check Valve a) Lap the seat and if the problem Pump working, persists replace Check Valve overflows only during discharge. Pump under sized. a) Verify the rated capacity as per the capacity table. Install additional pump as required.
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Page 19: Available Spares
SPARE KIT FOR PPPPU-C SPRING ASSEMBLY SPARE-2025PPPPUC-SKIT (SET OF 2) How to Order: Example : DN 20 Compact Pressure Powered Pump Package Unit PPPPU-C How to Order Spares: Always order spares giving description and P .C. No. given in ‘User Manual’ under the heading “Available spares”. - Page 20 Forbes Marshall Pvt. Ltd. Forbes Marshall International Pte. Ltd. 16A, Tuas Avenue 1, Opp. 106th Milestone, CTS 2220, #05-21, JTC Space @Tuas Mumbai-Pune Road, Kasarwadi, Singapore - 639533 Pune MH 411034 INDIA www.forbesmarshall.com P: +91(0)20-68138555 P: +65 6219 3890 F: +91(0)20-68138402 Forbes Marshall Arca E: ccmidc@forbesmarshall.com...
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