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Pioneering for You
Operating Instruction Manual
WROX

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Summary of Contents for Wilo WROX

  • Page 1 Pioneering for You Operating Instruction Manual WROX...
  • Page 2 WROX Pump 1. GENERAL Equipment described in this manual complies with provisions of ELECTROMAGNETIC COMPATIBILITY" European standards EN 809 1.1 APPLICATIONS Pumps aimed at Water Treatment, Ultra-filtration system (UF), Reverse osmosis system (RO) Softening, ionising, demineralizing (DM) system, Distillation system & Separator 1.2 TECHNICAL CHARACTERISTICS...
  • Page 3 WROX Pump IOM 2.1 SYMBOLS USED IN THE INSTRUCTION Security instruction : non respect can induce injury. Electrical security : non respect can induce injury. Security instruction: non respect can be induce material damages. 3. TRANSPORT, HANDLING AND STORAGE When receiving the material, check that there has been no damage during the transport.
  • Page 4 WROX Pump Strainer Storage tank Town water supply. Motor overload Lifting hook Foundation block HA : Maximum suction head HC : Minimum inlet pressure 4.2 PUMP Vertical multi-stage pump (2 to 24 stages) non self - priming, with ports in line on the same axis at the bottom part.
  • Page 5 WROX Pump IOM Standard voltage motors : tolerance on network ± 10 % in 50 Hz for 3 phase and +6/ -15% for 1phase ATTENTION ! 5. INSTALLATION Two standard cases: Fig. 1 : Pump in suction Fig. 2: Pump under pressure on storage tank (9) or town water supply (10) with dry-running protection system.
  • Page 6 WROX Pump 5.2 HYDRAULIC CONNECTIONS - Pump with round flange pump casing : with tube to weld or to screw in the counter flanges (counter-flanges, available as option). If counter flange in steel, by counter flange in stainless steel to screw (as option).
  • Page 7 WROX Pump IOM The position of the termin box can be changed a quarter turn by removing the motor attachment screws (if necessary, remove the coupling guards) and turning the motor to desired position. Refit the attachment screws of the motor and the coupling guards.
  • Page 8 WROX Pump Pump under pressure (see fig. 2) - Close the discharge valve (3). - Open the venting plug (5) and the suction valve (2) and completely fill the pump. Close the venting plug only after water flows out and complete air exit.
  • Page 9 WROX Pump IOM Dry-running protection To ensure that the pump is always primed, we recommend to protect it with a pressure switch or a float switch. 6.3 CHECK THE FREENESS & ERECTION OF ROTATION OF MOTOR Remove the coupling guards.
  • Page 10 WROX Pump Start again the pump. If necessary (particularly it the suction height exceeds 5 m) repeat these operations. If water leaks at draining plug (it means the pump delivers its pressure), slowly open the discharge valve.The pump has to be primed.
  • Page 11 WROX Pump IOM 8. OPERATING DEFAULTS Before any operation SWITCH OFF the pump. DEFAULTS/CAUSES REMEDIES 1) Pump rotates but no delivery a) Dismantle the pump and clean a) The internal parts are obstructed by particles. b) Clean all the pipes...
  • Page 12 WROX Pump b) Pump obstructed by particles b) Dismantle the pump and clean c) Wrong connections in the terminal c) Be in conformity with the motor plate and see figure 4) The pump delivers insufficient pressure a) The motor fails to run at its normal...
  • Page 13 If the liquid is toxic, corrosive or dangerous for human being, WILO must be informed or the qualified person in charge of the repairing. In this case, clean the pump to ensure a complete safety to the repairing man.
  • Page 14 WROX Pump Wire connection based on motor type 1Φ MOTOR 3Φ MOTOR Y Connection...
  • Page 16 Pioneering for You Wilo Mather and Platt Pumps Pvt. Ltd. Mumbai-Pune Road, Chinchwad, Pune - 411019. Maharashtra (India) T + 91 20 27442100 F + 91 20 27442111 Sales Office: WILO Mather and Platt Pumps Pvt. Ltd. 1st Floor, “One Elpro Park”, Elpro Compound, CTS No.4270,...