Larius TORNADO 2 Series Operating And Operating And Maintenance Instructions

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Larius TORNADO 2 Series Operating And Operating And Maintenance Instructions Manual pdf 15 page image

13TORNADO 2EnglishON (I)OFF (0)P CLEANING AND/OR RE-PLACEMENT OF THE PRES-SURE TRANSMITTERCHECK ON THE PRESSURE TRANSMITTERBefore evaluating if the cause of the malfunction is due to thepressure transmitter or to the electric control box, proceed asfollow:• Check the correct connection to the power supply.• Ensure the ON/OFF switch (P1) is on the ON (I) position.• Turn a little the pressure control knob (P2) clockwise till theelectric motor starts.• In case, after these checks, the tooling does not start, verifythe pressure transmitter.• Make sure the equipment does not suck materials (removethe product tank).• Open the drain valve (P3).• Disassemble the pumping group as shown on the previouschapter.PressuresensorPressure pin• Remove the pressure sensor from its housing and chek ifthe pin can move. If necessary, clean thoroughly.• Check the seals (O-ring and tefl on ring): if worn or "pinched",replace them.• Disassemble the supporting block and check the microswitchoperates properly by using a tester. If damaged, replace it.• Reassemble the whole unit centering the block with thefastening screws.• Reassemble the whole unit and start again the machinefollowing the procedure indicating.• If the machine does not start, check the electrical connectionsand the motor electric control box: if damaged, replace it.P2P3P1