Operating Instructions Diaphragm Pumps Pressol Schmiergeräte GmbH This documentation is exclusively intended for the operating company and their staff. Without our written consent, the content of this documentation (texts, figures, drawings, charts, diagrams etc. ), may not be duplicated or distributed, neither in full or in part, utilized for the purpose of competition or passed on/made availabe to third parties.
Ball O-ring Connection Version Model Body Diaphragm Diaphragm Seats Atex Zone 1 19 060 P - PP H - HYTREL T - PTFE T - PTFE P - PP V - FPM 1 - BSP 19 061 THREATED 19 062 Each pump is supplied with the serial and model abbreviation and the serial number on the rating pla- te, applied onto the support side.
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Operating Instructions Diaphragm Pumps Position Material Description Q. for Pump PP + VTR Central half block PP + CF Central half block POM-c Pneumatic Exchanger AISI 304 Shaft Shaft-ring STEEL Bellville washer ALUMINIUM Air side cap Hytrel Air diaphragm Santoprene Air diaphragm PTFE Fluid diaphragm...
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Operating Instructions Diaphragm Pumps Position Material Description Q. for Pump Central block PP + CF Central block O-ring POM-c Pneumatic-Exchanger AISI Shaft O-ring POM-c Diaphragm with O-ring STEEL Bellville washer ALUMINIUM Air side cap Hytrel Air diaphragm Santoprene Air diaphragm EPDM Air diaphragm Air diaphragm...
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Operating Instructions Diaphragm Pumps Position Material Description Q. for Pump Central block new version PC + CF Central block new version O-ring POM-c Pneumatic Exchanger AISI Shaft Shaft O-ring POM-c Intermediate plate with O-ring STEEL Belleville washer ALUMINIUM Air side cap Hytrel Air diaphragm Santoprene...
The pumped fluid may contain particles suspended in different concentrations in accordance with the type of valve assembled: MODEL 19 060 19 061 19 062 MAX DIM. mm. 3,5...
1 – pressure regulator with gauge 2 - shut-off valve 3 – way valve 4 – flow regulator MODELL Ø 19 060 6 mm 19 061 8 mm 19 062 10 mm Max. length between tube and pump plant: 5m INSTALLATION AND USE INSTRUCTIONS 6.1 TRANSPORT...
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Operating Instructions Diaphragm Pumps • Before starting the pump check the tightness of the screws of the pump bodies and manifolds. • The pump positioning is horizontal, the fluid delivery manifold must always be positioned in the upper part (see arrows on the pump casing). •...
Operating Instructions Diaphragm Pumps • Ensure drainage of fluids which may come out of the pump. • Fasten the pump using all the available locking holes, the support points must be levelled. • Arrange for enough room around the pump for the movements of an operator. •...
Operating Instructions Diaphragm Pumps 6.5 USE • Do not operate valves or shunts during the pump operation. • Risk of harmful water hammers in case of incorrect or sudden operations (valves must be operated only by trained personnel). • Accurately empty and wash accurately inside the pump in case different fluids must be pumped. •...
Operating Instructions Diaphragm Pumps • All operations must be carried out by qualified personnel. • Use gloves, goggles and acid-resistant clothing when disconnecting from the system and washing the pump. • Wash the pump before carrying out maintenance operations. • Do not disperse the washing waste into the environment. 7.2 DISASSEMBLY •...
Operating Instructions Diaphragm Pumps 7.3 INSPECTION Check the absence of: • Excessive abrasion of the thermoplastic parts. • Clots and/or agglomerates due to the pumped fluid. • Deformations and/or surface lesions of the Diaphragm. • Deformations and/or fractures on the valve seats. Replace parts which are broken, cracked or deformed.
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Operating Instructions Diaphragm Pumps lead to the pump failure and to the subsequent spillage of that are harmful to persons and to the environment. For installation and use in a potentially explosive environment, comply with these general precau- tions: • Ascertain that the pump is full and if possible, that the fluid level is above 0.5 m. •...
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Operating Instructions Diaphragm Pumps center. You must empty the internal circuits from the product first and wash and treat them. CAUTION: Pumps containing aluminium parts or components coming into contact with the product cannot be used to pump III-trichloroethane, methylene chloride or solvents based on other halogena- ted hydrocarbons: DANGER OF AN EXPLOSION CAUSED BY A CHEMICAL REACTION.
Operating Instructions Diaphragm Pumps 8.1 OPERATORS FOR INSTALLATION AND START-UP Interventions to be carried out only by skilled personnel who may delegate some operations to others (required technical skills: plumbing, pneumatic and/or electric qualification as appropriate) 8.2 OPERATORS FOR USE AND MAINTENANCE Interventions to be carried out by generic operators (after being instructed on the correct use of the equipment): - Pump start-up/stop...
Operating Instructions Diaphragm Pumps TROUBLESHOOTING AND POSSIBLE CAUSES DEFECT CAUSE SUGGESTION Circuit without air Check the circuit (valves, connections, regulators, etc.) Insufficient air pressure Adjust the air pressure Insufficient air flow rate Check that the pipes and fittings have suitable passages Damaged control valve Replace...
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Operating Instructions Diaphragm Pumps Intake clogs during operation. Replace the intake pipe Dirty air, full of condensate or oil. Check the air line The pump stalls Check the pressure with a gauge installed on thepump and with running pump. If pressurein that point is too low related Insufficient air volume or pressure.
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