DAYLIFF DSD Series Installation & Operating Manual Download Page 1 | Manualshive

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DSD

SUBMERSIBLE BOREHOLE PUMP

Installation &

Operating Manual

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Summary of Contents for DSD Series

Page 1: ...DSD SUBMERSIBLE BOREHOLE PUMP Installation Operating Manual...

Page 2: ...arranted 3 ii Storage Handling 3 3 PUMP ACCESSORIES 3 i Delivery Pipe 3 iii Well Head 4 4 ELECTRICAL CONNECTIONS 4 i General Information 4 5 INSTALLATIONS 6 i Pump Application 6 ii Pump Position 7 iii...

Page 3: ...though should there be any queries they should be referred to the equipment supplier 50 100 150 200 400 DSD3 50 350 DSD3 40 DSD3 30 DSD3 18 DSD3 13 DSD3 7 300 250 50 100 150 250 450 400 300 DSD5 40 DS...

Page 4: ...l boxes for operation and protection against overload dry running and over under voltage Three phase motors require a remote DOL starter A DAYLIFF SCT electronic Pump Controller is recommended for com...

Page 5: ...nd Handling The pump should not be exposed to direct sunlight If the pump has been unpacked it can be stored either horizontally if adequately supported as shown in Fig 1 or vertically to prevent misa...

Page 6: ...outlet with isolating valve and test tee as well as drop cable entry and optional provision for low level electrode cables and an airline to measure borehole water depth The electrical connection sho...

Page 7: ...f SCM SCT electronic pump controllers are recommended for comprehensive pump protection of the other models Generally recommended unless water availability is assured is low level protection to preven...

Page 8: ...borehole installation specialist As a rule pump output should not exceed 65 of maximum tested borehole yield Minimum Borehole Diameter 110mm Maximum Pump Immersion Depth 150m Pumped liquid should be...

Page 9: ...above the pump to prevent the formation of a vortex If the pump is installed in a well or in open water with no water flow past the motor it is important that a flow sleeve is fitted to enhance motor...

Page 10: ...longer than the threads in the pump outlet or it will interfere with operation of the non return valve Screw the starter pipe into a robust adaptor hook attached to the winch or tripod cable and lower...

Page 11: ...exceed 30 per hour It is also necessary to start the pump at least monthly to prevent seizure The controller should be connected by a qualified technician and the pump must be connected according to...

Page 12: ...if normal call service technician Motor starter contactor defective Repair the motor starter contactor The control circuit has been interrupted or is defective Check the electric installation No elec...

Page 13: ...y Pull out the pump and clean the strainer Replace or repair the pump The valves in the discharge pipes are partly closed or blocked Check and clean or replace the valves and discharge pipe The pump i...

Page 14: ...valve changed Pull out the pump and clean or replace the non return valve The non return valve is leaking or stuck half open Long period until water flow after start Increase the installation depth o...

Page 15: ...any warranty condition or liability implied by law the liability of Davis Shirtliff hereafter called the Company in respect of any defect or failure of equipment supplied is limited to making good by...

Page 16: ...INS393B 02 20 www davisandshirtliff com...

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