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Installation, care and maintenance

MASTER

Tools

Most of the tools needed for servicing the pump
are tools normally included in every serviceman’s
tool kit. However, 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

Содержание MASTER H

Страница 1: ...Installation care and maintenance MASTER www grindex com No 89 73 92 Revision 03 2009 01 ...

Страница 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...

Страница 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...

Страница 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...

Страница 5: ...5 Installation care and maintenance MASTER Dimensions and weights Master N Master H ...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 12: ...Installation care and maintenance MASTER 12 SUBCAB 4GX SUBCAB AWG 6 leads Y D ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 22: ...Installation care and maintenance MASTER 22 Service log Most recent service date Pump No Hours of operation Remarks Sign ...

Страница 23: ...23 Installation care and maintenance MASTER Service log Most recent service date Pump No Hours of operation Remarks Sign ...

Страница 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 ...

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