Installation, care and maintenance
MASTER
www.grindex.com
No: 89 73 92
Revision 03 2009.01
Page 1: ...Installation care and maintenance MASTER www grindex com No 89 73 92 Revision 03 2009 01 ...
Page 2: ...e speciication or design without notice Guarantee ___________________2 Data plate interpretation ________2 Safety precautions_____________3 Product description ____________4 Applications _____________________ 4 Motor data ______________________ 4 Dimensions and weights ____________ 5 Performance curves _________ 6 7 Transportation and storage ______8 Installation __________________8 Electrical con...
Page 3: ...re that the machine or parts of the machine can not roll or fall over and injure people or dam age property 3 Make sure that the lifting equipment can han dle the weight you want to lift and that it is in good condition 4 Don t work under suspended load 5 Carry out the work on a sturdy workbench 6 Bear in mind the danger of electrical acci dents 7 Check that tools and other equipment are in good c...
Page 4: ... the pump run dry or snore the pump surface and the sur rounding liquid may be hot Bear in mind the risk of burn injuries WARNING The machine is not to be installed in locations classiied as hazardous in accordance with the national electric code ANSI NFPA 70 1990 Voltage V Rated current A Starting current A 220 D 34 195 230 D 33 205 240 D 34 215 380 D 20 124 400 D 19 107 415 D 18 111 440 D 18 119...
Page 5: ...5 Installation care and maintenance MASTER Dimensions and weights Master N Master H ...
Page 6: ...r N 50 Hz Head ft m Capacity l s usgpm 120 80 40 0 0 200 400 600 800 1000 1200 0 10 20 30 40 50 60 70 80 40 35 0 30 25 20 15 10 0 6 7 8 9 10 11 12 P1 hp kW 16 12 8 4 Master H 50 Hz 4 6 8 10 12 P1 hp kW 0 10 20 30 40 50 60 0 5 10 15 20 25 30 35 Head ft m Capacity l s usgpm 180 120 60 0 16 12 8 4 0 100 200 300 400 500 ...
Page 7: ...12 8 4 Head ft m Capacity l s usgpm 120 80 40 0 40 35 30 25 20 15 10 5 0 0 10 20 30 40 50 60 70 80 0 200 400 600 800 1000 1200 Master H 60 Hz 4 6 8 10 12 14 P1 hp kW 0 5 10 15 20 25 30 35 40 70 60 50 40 30 20 10 0 Capacity l s usgpm Head ft m 18 12 6 200 150 50 0 0 100 200 300 400 500 100 ...
Page 8: ...re starting to work on the pump or moving the pump make sure that the pump is isolated from the power sup ply and cannot be energized This applies to the control cir cuit as well The pump is frostproof as long as it is operating or is immersed in the liquid If the pump is taken up when the temperature is below freezing the impeller may freeze The pump shall be operated for a short period after bei...
Page 9: ...e a le thal accident Make sure that the earth ground lead is cor rectly connected by testing it NOTE Make sure that the monitoring equipment incorporated in the product is correctly connected and in use WARNING If the pump is equipped with automatic level control or con tactor unit there is a risk of sudden restart WARNING Bear in mind the risk of elec trical shock if the electrical connections ar...
Page 10: ...Installation care and maintenance MASTER 10 SUBCAB 4GX SUBCAB AWG 6 leads Y or D SUBCAB 4GX SUBCAB AWG 9 leads Y or Yser ...
Page 11: ... V and below For other voltages when CSA approval is required a transformer is used to reduce the voltage over the thermal contacts As a consequence the transformer has to be disconnected when the connection is changed from 440 460 V Yser to 220 240 V Y If the change is done from 220 240 V Y to 440 460 V Yser the transformer has to be connected ...
Page 12: ...Installation care and maintenance MASTER 12 SUBCAB 4GX SUBCAB AWG 6 leads Y D ...
Page 13: ...pped with SMART ROTASENSE rotation control Note the following at start Connect the pump to power If the pump fails to start and the fuses are correct shift two phases in the CEE plug or turn the knob on phase shifter to start the pump NOTE Do not reverse phase sequence while pump motor is running Doing so may cause temporary incorrect rotation resulting in damage to motor electronics and rotating ...
Page 14: ...ave a major overhaul in a service shop once a year This requires special tools and should be done by an authorized service shop When the pump is new or when the seals have been replaced inspection is recommended after one week of operation WARNING Before starting to work on the pump or moving the pump make sure that the pump is isolated from the power sup ply and cannot be energized This applies t...
Page 15: ...ing on the inspection screw or its sealing surface is dam aged that an O ring is damaged that the cable entry is leaking If there is oil in the inspections chamber the cause may be that the inner mechanical seal is damaged Contact a Grindex serv ice shop Replace or ix worn and damaged parts Make sure that all screws bolts and nuts are tight Replace worn parts if they impair function A check of the...
Page 16: ... position on the cable replace the seal sleeve check that the seal sleeve and the washers conform to the outside diameter of the cables Replace the cable if the outer jacket is damaged Make sure that the cable do not have any sharp bends and are not pinched If faulty contact an electrician Repair faults and notify supervisor of any faults or defects Contact a Grindex service shop Cables Starter eq...
Page 17: ...oil A parafin oil with viscosity close to ISO VG32 is recommended The pump is delivered from fac tory with this type of oil In applications where poisonous properties are of less concern a mineral oil with viscosity up to ISO VG32 can be used Always replace the O rings on the oil screws Put the screws back and tighten them Changing the oil Lift the pump horizontally with an overhead crane and plac...
Page 18: ...he impeller Loosen and remove the impeller screw and washer Using a 10 mm hexagon bit adaptor allen socket with a 100 mm 4 extension turn the adjustment screw counter clockwise until the impeller breaks free from the shaft Remove the impeller WARNING Worn impellers often have very sharp edges Use protec tive gloves N H Remove the strainer the suction cover and O ring ...
Page 19: ...r onto the shaft Installing the impeller and setting clearance Make sure that the end of the shaft is clean and free from burrs Polish off any laws with ine emery cloth Grease end of shaft conical sleeve and the threads of the adjustment screw The proper lubrication is grease for bearings e g Exxon Mobile Unirex N3 or equivalent NOTE Remove surplus grease from conical and cy lindrical surfaces of ...
Page 20: ...er in the next step Lock the impeller with a screw driver or similar L min 200 mm 7 9 inch see ig to prevent rotation of the impeller Fit the washer and the greased impeller screw and tighten torque to 44 Nm 32 5 lbf ft Check that the impeller rotates freely When changing an impeller or after service we recommend that the screw is irst tightened to the prescribed torque and then turned an addi tio...
Page 21: ...wever there are some special tools exclusively for this pump type without which the servicing of the pump will be dificult and the pump can be very easily damaged Service log Most recent service date Pump No Hours of operation Remarks Sign Part No Denomination Remarks 51 087 00 Mounting sleeve Mechanical seal unit 51 086 01 Dismantling tool Main bearing Tools ...
Page 22: ...Installation care and maintenance MASTER 22 Service log Most recent service date Pump No Hours of operation Remarks Sign ...
Page 23: ...23 Installation care and maintenance MASTER Service log Most recent service date Pump No Hours of operation Remarks Sign ...
Page 24: ...Grindex AB Box 7025 174 07 Sundbyberg Sweden Tel 468 606 66 00 Fax 468 745 53 28 marketing grindex com 897392 EN 2009 01 ...
