background image

earth   safe

Fuel Systems for Critical Power

4 of 16

EMERGENCY POWER FUEL SYSTEMS

Model M20

Duplex Fuel Pump

INSTALLATION, OPERATION, AND MAINTENANCE

Safety notices – General Safety Rules – Symbols 

(danger-warning-caution)

SAFETY INFORMATION AND INSTRUCTIONS

Danger

— Failure to follow the indicated instruction may result in serious injury or death.

Warning

— In addition to possible serious injury or death, failure to follow the indicated

instruction may cause damage to pump and/or other equipment.

IMPROPER INSTALLATION, OPERATION OR MAINTENANCE OF PUMP MAY CAUSE
SERIOUS INJURY OR DEATH AND/OR RESULT IN DAMAGE TO PUMP AND/OR OTHER
EQUIPMENT. EARTHSAFE’S WARRANTY DOES NOT COVER FAILURE DUE TO IMPROPER
INSTALLATION, OPERATION OR MAINTENANCE.

THIS INFORMATION MUST BE FULLY READ BEFORE BEGINNING INSTALLATION,
OPERATION OR MAINTENANCE OF PUMP AND MUST BE KEPT WITH PUMP. PUMP MUST
BE INSTALLED, OPERATED AND MAINTAINED ONLY BY SUITABLY TRAINED AND
QUALIFIED PERSONS.

THE FOLLOWING SAFETY INSTRUCTIONS MUST BE FOLLOWED AND ADHERED TO 
AT ALL TIMES.

Symbol Legend:

Danger

— Failure to follow the indicated instruction may result in serious injury or death

Warning

— In addition to possible serious injury or death, failure to follow the indicated 

instruction may cause damage to pump and/or other equipment.

BEFORE 

opening any liquid chamber (pumping chamber, reservoir, relief valve adjusting cap

fitting, etc.) be sure that:

• Any pressure in the chamber has been completely vented through the suction or discharge

lines or other appropriate openings or connections.

• The pump drive system means (motor, turbine, engine, etc.) has been “locked out” or

otherwise been made non-operational so that it cannot be started while work is being done
on the pump.

• You know what material the pump has been handling, have obtained a material safety data

sheet (MSDS) for the material, and understand and follow all precautions appropriate for the
safe handling of the material.

DO NOT

operate pump if the suction or discharge piping is not connected.

DO NOT

place fingers into the pumping chamber or its connection ports or into any part of the

drive train if there is any possibility of the pump shafts being rotated.

Continued

Summary of Contents for M20

Page 1: ...fe com Earthsafe Systems Inc 1000 W Crossroads Pkwy Bolingbrook IL 60490 Updated October 2019 The information contained herein is proprietary and is provided for the sole purpose of the owner s installation operation and maintenance of the system Reproduction of this information for other purposes is prohibited without the prior consent of Earthsafe Systems Inc ...

Page 2: ...e carriers agent must verify the inspection and sign the description Immediately notify the delivering carrier of damage or loss This notification may be given either in person or by telephone Written confirmation must be mailed within 48 hours Risk of loss or damage to merchandise belongs with the buyer It is the buyers responsibility to file a claim with the carrier involved Immediately advise E...

Page 3: ...Planning the Installation 8 Installation 10 Startup 11 Testing 12 Operation 13 Maintenance 13 Troubleshooting 14 Spare Parts 15 Warranty and Service 16 Appendix Viking Pump Manual 16 Table of Contents EMERGENCY POWER FUEL SYSTEMS Model M20 Duplex Fuel Pump INSTALLATION OPERATION AND MAINTENANCE ...

Page 4: ...S MUST BE FOLLOWED AND ADHERED TO AT ALL TIMES Symbol Legend Danger Failure to follow the indicated instruction may result in serious injury or death Warning In addition to possible serious injury or death failure to follow the indicated instruction may cause damage to pump and or other equipment BEFORE opening any liquid chamber pumping chamber reservoir relief valve adjusting cap fitting etc be ...

Page 5: ...rs next to the pump suction and discharge connections to monitor pressures USE extreme caution when lifting the pump Suitable lifting devices should be used when appropriate DO NOT attempt to dismantle a pressure relief valve that has not had the spring pressure relieved or is mounted on a pump that is operating AVOID contact with hot areas of the pump and or drive Certain operating conditions tem...

Page 6: ...mp Set includes a motor starter panel or optional VFD drive with disconnect switch The motor starter drive includes current sensors for performance feedback to the duplex pump controller The Controller provides duplex pump operation and monitoring with HOA switches and an emergency stop The OmniPlex screen provides a summary of operating parameters and allows selection of special operating modes T...

Page 7: ...Located on pump inlet to protect pump from inlet piping debris Threaded drain cleanout port is provided 8 Outlet check valve Located on pump discharge to maintain pressure in pipeline and allow alternate pump operation without backflow Check valve is an in line wafer style with 3 PSI cracking pressure to prevent chatter 9 Inlet and outlet ball valves carbon steel ball valves with Teflon seats to a...

Page 8: ...or inspection maintenance and repair Pressure Relief Pressure Protection Viking pumps are positive displacement This means that when the pump is rotated liquid will be delivered to the discharge side of the pump If there is no place for this liquid to go discharge line is blocked or closed pressure can build up until the motor stalls the drive equipment fails a pump part breaks or ruptures or the ...

Page 9: ...ion of the piping Loops expansion joints or unsecured this does not mean unsupported runs should be used so the pump casing is not stressed by the piping 7 Strainer The pump inlet strainer will keep foreign objects from going into the pump The strainer is particularly important at start up to help clean the system of weld beads pipe scale and other foreign objects 8 The pump should not be used to ...

Page 10: ...y have loosed during shipment Tighten 4 bolt flanges by gradually tightening across the bolt pattern 6 Pressure test the pump set to 50 PSI or in accordance with project design requirements Correct any loose bolts or threaded joints if required 7 Connect piping to inlet and outlet inlet piping considerations Confirm that field piping is independently supported to avoid stress on the pump set pipin...

Page 11: ...f the following a Suction line air leaks b Suction line obstructions c Suction tube or foot valve in tank is not installed d Suction lift is too great or the suction piping is too small e Anti siphon or check valve setting in suction line is excessive 5 Adjust pressure relief valve to required setting Adjust the pump pressure relief valve to the maximum design pressure of the system This is done b...

Page 12: ...l request input 14 Pump 1 Auto mode start and display 15 Pump 2 Auto mode start and display 16 Pump 1 Auto mode disable on leak 17 Pump 2 Auto mode disable on leak 18 Pump 1 Auto mode disable on estop 19 Pump 2 Auto mode disable on estop 20 Select Pump 1 as lead 21 Confirm Pump 1 Auto start 22 Disable Pump 1 by change to Off Mode 23 Confirm Pump 2 Auto start 24 Pump 1 trouble by no CS no Flow or D...

Page 13: ...al for details of motor starter operation Maintenance 1 Inspect for leaks at regular intervals weekly as a minimum 2 Operate pump manually to confirm prime at regular intervals monthly as a minimum 3 Check strainers after initial use and clean if required Check strainers if an increase in vacuum gauge readings is observed EMERGENCY POWER FUEL SYSTEMS Model M20 Duplex Fuel Pump INSTALLATION OPERATI...

Page 14: ... suction Check and clean strainer Check foot valve at tank Check suction pipe size and vertical lift 5 Insufficient inlet suction Check for prime in suction piping Test inlet piping for leaks 6 Fluttering Suction reading Check for prime in suction piping Test inlet piping for leaks Confirm inlet conditions to avoid pump cavitation 7 Excessive Discharge pressure Check for closed valve or other bloc...

Page 15: ...ter liquid filled gauge MNPT bottom connection 2 Pump Parts Viking pump parts are referenced in the appendix 3 Motors Baldor motors are available from local distributers worldwide 4 Controllers Motor Starters See Eartthsafe Controller manuals for specific information EMERGENCY POWER FUEL SYSTEMS Model M20 Duplex Fuel Pump INSTALLATION OPERATION AND MAINTENANCE ...

Page 16: ...isions of the warranty shall not apply to any equipment part or accessory which a has been improperly specified by buyer b has been improperly stored or handled prior to placing in service c has been damaged or loosened during shipment d has been improperly mounted or connected e has not been operated within the equipment specifications or f has been improperly maintained Earthsafe reserves the ri...

Reviews: