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Table of Contents
Related Manuals for DAYLIFF DZ Series
Summary of Contents for DAYLIFF DZ Series
- Page 1 DRAINAGE PUMPS Installation & Operating Manual...
- Page 3 INDEX PUMP SPECIFICATIONS 2. INSTALLATION ELECTRICAL CONNECTIONS PRIMING OPERATING & MAINTENANCE TROUBLE SHOOTING WARRANTY © Davis & Shirtliff Ltd 2020 Contents herein are not warranted...
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Page 4: Pump Specifications
FLOW(m/hr) PUMP DAYLIFF DZ self-priming waste water pumps are of semi-open impeller axial flow type designed for pumping water containing high solid levels with particular application for site drainage, sewage and general effluent duties. They are of heavy duty design and feature a non-return valve on the suction, easy opening cleaning ports and a mechanical seal. -
Page 5: Installation
Weight (kg) 2. INSTALLATION Site in a dry, well ventilated and weather proof Ÿ location with an ambient temperature less than UPWARD SLOPE 40 C. Ensure good ventilation for motor cooling. TO SUCTION Locate on a solid flat surface ensuring the shaft is in Ÿ... -
Page 6: Electrical Connections
All piping must be supported with suitable brackets to avoid transmitting stress to Ÿ the pump body. Care must also be taken not to cause damage by over tightening the pipes during fitting. Check alignment of the couplings of both pump and motor before use. Ÿ... -
Page 7: Operation And Maintenance
5. OPERATION AND MAINTENANCE Upon starting, carefully check the pump for normal operation including water flow, leakage, vibrations and noise. Abnormal situations should be rectified immediately. Pumps do not require routine maintenance provided the following precautions are taken:- Ensure regular flushing of the pump with clean water to prevent build up of Ÿ... -
Page 8: Troubleshooting
6. TROUBLE SHOOTING PROBLEM POSSIBLE CAUSE SOLUTION Inlet and/or outlet valve not open, pipe Open valve, clean or impeller channel clogged Wrong direction of motor rotation, Change motor rotation, tighten motor motor phase deficiency, low speed connection Pump running Air leak in inlet pipe Check connection, drain air but no water is Open air bleeding port to release air &... - Page 9 PROBLEM POSSIBLE CAUSE SOLUTION Reverse rotation Correct rotation Electrical fault Check electrical connections Discharge head is high Recalculate and adjust High frictional loss Resize pipe Does not pump a d e q u a t e Raise water level or lower pump Air suction volume Leaking from discharge pipe...
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Page 10: Terms Of Warranty
7. TERMS OF WARRANTY i) General Liability • In lieu of 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 replacement or repair (at the Company's discretion) defects which under proper use appear therein and arise solely from faulty design, materials or workmanship within a... - Page 11 The warranty on equipment supplied or installed by others is conditional upon the defective unit being promptly returned free to a Davis & Shirtliff ofce and collected thereafter when repaired. No element of site repair is included in the warranty and any site attendance costs will be payable in full at standard chargeout rates.
- Page 12 INS216F-03/20...