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1 Dimensions and performances Vacuum pump/compressor. Series PR. Lubricated, sliding vanes pump. Application The pumps are delivered for right or left rotation NOTE • Sludge and slurry suction vehicles . Dusty materials upon request. with suitable suction filter. • Vacuum plants. Cooling and lubrication •...
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Sound pressure level PR 150 PR 200 PR 250 fig. 1 fig. 2 fig. 3 N 95 N 95 N 95 N 90 N 90 N 90 N 85 N 85 N 85 N 80 N 80 N 80 N 75...
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(see pos.4 fig. 3.1). The rubber pipelines of the vacuum line must be of oil and corrosion-resistant material. Before connecting the pipeline be sure that the inside is clean. Draining taps must be placed on the lowest part of the suction connection in order to drain the condensation.
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PR150-200-250 VACUUM LINE AND COOLING SYSTEM Installation layout Fig. 3.1 Pos. Model Code Description Pos. Model Code Description PR150-250 18450.029.10 Primary shutoff (Mild steel) 18521.021.00 Filter suction unit (Left - Pneumatic) 18450.027.10 Primary shutoff (Stainless steel) 18521.026.00 Filter suction unit (Right - Manual) PR150 14450.020.00 Secondary shutoff (Mild steel)
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The rate of vacuum and pressure. The whole cooling system as shown has an approximate capacity of 30÷50 l. for the PR 150÷250. 3.6 The oil pump is adjusted during the assembling of the During the wintertime antifreeze glicole must be added with vacuum pump.
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Internal wash-up is necessary in case of accidental suction of liquids due to malfunctioning of the primary or secondary shutoff. This operation must last not more than 30”; if necessary repeat it after 10’. Such operation must be carried out only on cooled pumps. 1.
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Clean with detergent and with a jet of air. Tighten the nuts pos. 78 by means of a dynamometric wrench adjusted at 62 Nm (PR150) and 88 Nm (PR200-250) and pull out the nr 2 steady pins.
4.9 Trouble-shooting TROUBLES A. The pump overheats Cause Correction • Faulty lubrication. • Check the lubrication system and the oil pump. • Oil missing. • Re-fill the tank. • Revolutions to high. • Reduce revolutions. • Operation-time too long at too •...
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Part list mod. PR 250 Pos. Code Description Pos. Code Description Drip oiler Oil pump 4 outlets CCW 1401200700 4024250500 1407200800 Water recycling pump cw 4025350024 Belt SPZ 1060 texrope 1407200900 Water recycling pump ccw 4025422300 Cone bushing 2820 Ø 16 Vane PR250 Pulley SPZ 71x1 1601605100...
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01-01-2002 U.T. A.T. Jurop SpA Via Crosera, 50 33082 Azzano Decimo, PN (ITALY) Tel. +39 0434 636811 Fax. +39 0434 636812 http://www.jurop.it e-mail: info@jurop.it Jurop SpA reserves the right to modify the products described in this manual without prior notice.
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