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Wilo-CronoNorm-NL, NLG

Pioneering for You

2 136 329-Ed.03 / 2013-07-Wilo

Installation and operating instructions

Содержание CronoNorm-NL Series

Страница 1: ...Wilo CronoNorm NL NLG Pioneering for You 2 136 329 Ed 03 2013 07 Wilo en Installation and operating instructions...

Страница 2: ......

Страница 3: ...ion and function 11 6 1 Description of the product 11 6 2 Design set up 11 6 3 Anticipated noise levels for standard pumps 12 6 4 Permissible forces and torques on the pump flanges 13 7 Installation a...

Страница 4: ...instructions Wilo CronoNorm NL NLG 10 Faults causes and remedies 38 10 1 Faults 38 10 2 Causes and remedies 39 11 Spare parts 41 11 1 Spare parts lists Wilo CronoNorm NL 42 11 2 Spare parts lists Wil...

Страница 5: ...g instructions on product personnel safety are not observed this declaration loses its validity 2 Safety These operating instructions contain basic information which must be adhered to during installa...

Страница 6: ...nt prevention together with any internal working operating and safety regulations of the operator are to be complied with 2 5 Safety instructions for the operator This appliance is not intended for us...

Страница 7: ...ecting against accidental contact with moving parts e g coupling protection may only be dis mantled when the system is at a standstill The pump must never be put into operation without these protectiv...

Страница 8: ...agent must be taken within the specified period Storage Before installation the pump must be kept dry frost free and pro tected from mechanical damage NOTE Improper storage can lead to damage to the...

Страница 9: ...t or by using lifting belts depending on the size and con struction Attaching the transport ropes CAUTION Risk of damaging the pump To ensure proper alignment all equipment is pre installed If dropped...

Страница 10: ...ded as vertical as possible If necessary use a lifting arm to which the attachment rope can be vertically attached If block and tackle or similar hoisting gear is used vertical lifting of the load mus...

Страница 11: ...hem up outdoors in their corresponding special version motor with idle heater CAUTION Risk of damage to property Impermissible substances in the fluid can destroy the pump Abrasive solids e g sand inc...

Страница 12: ...DN NL 32 150 NLG 150 300 Permissible min max fluid temperature NL 20 C to 120 C NLG 20 C to 120 C Design with seal ring classifi cation Permissible min max fluid temperature NL 20 C to 105 C NLG 20 C...

Страница 13: ...nce free In conjunction with a Wilo control device e g VR HVAC CC HVAC the power of the pumps can be continuously controlled This allows optimisation of the pump output for the demands of the installa...

Страница 14: ...measuring area at a distance of 1 m from the surface of the motor Motor power PN kW Measuring surface sound pressure level Lp A dB A 1 Pump with three phase motor without speed control 2900 min 1 1450...

Страница 15: ...MX Torques M Pressure port 32 400 500 440 780 360 420 520 760 40 400 500 440 780 360 420 520 760 50 540 660 600 1040 400 460 560 820 65 820 1000 900 1580 460 520 640 940 80 820 1000 900 1580 460 520 6...

Страница 16: ...he pump flanges Wilo CronoNorm NLG series Z Y X Y X Z DN Forces F N Torques M Nm FY FZ FX Forces F MY MZ MX Torques M Pressure port 150 2050 3110 2490 4480 1180 1760 2300 3127 200 3110 4890 3780 6919...

Страница 17: ...Have the pump installed by qualified personnel only CAUTION Damage to the pump due to overheating Never allow the pump to run dry Dry running can damage the pump particularly the mechanical seal or t...

Страница 18: ...ck the coupling alignment on page 19 After reaching the operating temperature the coupling alignment must be checked again The coupling must be protected in acc with EN 953 to prevent accidental conta...

Страница 19: ...by up to 2 3 7 3 2 Preparing the baseplate for anchoring Thoroughly clean the base surface Place shims approx 20 25 mm thick on every screw hole on the base surface see Fig 6 Alternatively levelling...

Страница 20: ...er any forces to the pump They are to be braced directlyin front of the pump and connected without tension see Fig 10 The permissible forces and torques on the pump connecting piece are to be observed...

Страница 21: ...the drive shaft Misalign ments can be the cause of excessive noise development during pump operation vibrations premature bearing wear excessive coupling wear 7 5 2 Check the coupling alignment Check...

Страница 22: ...en the hexagon headbolts and the counter nuts on the motor Place shims under the motor feet until the height difference is com pensated Pay attention to the axial alignment of the coupling Tighten the...

Страница 23: ...ng If it is possible that people can come in contact with the machine and the pumped fluid for example on building sites the earthed con nection must be additionally equipped with a residual current c...

Страница 24: ...oning CAUTION Risk of damage to property Due to improper operation there is a danger of damaging the pump The pump must not be operated outside of the specified operating range Operating outside of th...

Страница 25: ...mp If the direction of rotation is wrong the electric connection of the motor should be changed accordingly After checking the direction of rotation connect the pump to the motor check the coupling al...

Страница 26: ...mal noises vibrations temperatures or leaks occur during starting the pump must be switched off immediately and the cause remedied 8 5 Leak check Mechanical seal The mechanical seal is maintenance fre...

Страница 27: ...lve in the suction line Switch off the motor If a non return valve is installed in the pressure pipe and there is counter pressure the check valve can remain open As far as there is no danger of frost...

Страница 28: ...tion must be reinstalled DANGER Risk of fatal injury The pump itself and the pump parts can be extremely heavy Falling parts pose a risk of cuts crushing injuries bruises or impacts which may lead to...

Страница 29: ...his means that the gasket surfaces are worn and that the gasket has to be replaced The service life of a mechanical seal greatly depends on the operating conditions temperature pressure fluid properti...

Страница 30: ...ng on again Remove coupling protection If present Remove the intermediate sleeve of the coupling Motor Remove the fastening screws of the motor from the baseplate NOTE For installation work please als...

Страница 31: ...on with mechanical seal Version with mechanical seal See Fig 19 Remove the spacer ring 9 2 Remove the rotating part of the mechanical seal 9 1 Loosen the internal hexagon head bolts 15 and remove the...

Страница 32: ...blocking ring 9 2 Remove the shaft sleeve 11 Bearing bracket Bearing bracket See Fig 22 Remove the key 3 3 Loosen the hexagon head bolts 16 remove the V seals 4 3 and remove bearing cover 6 Loosen th...

Страница 33: ...gon head bolts 12 connection of housing cover 4 1 and spiral housing 1 1 Pull the pull out slide in unit straight out of the spiral housing 1 1 to avoid damage to interior parts Put the slide in unit...

Страница 34: ...mechanical seal 5 11 and mechanical seal cover 5 4 from the shaft Version with stuffing box packing Version with stuffing box packing See Fig 27 Loosen the hexagon head bolts 13 and pull the housing...

Страница 35: ...ear rings The Wilo CronoNorm NLG is standard equipped with exchangeable stationary wear rings During operation the gap backlash increases due to wear The period of use of the rings depends on the oper...

Страница 36: ...on with stuffing box packing Version with stuffing box packing CAUTION Risk of damage to property Danger of damage to the pump due to improper handling Make sure that the tight fit is reached on the s...

Страница 37: ...with the hexagon head bolt 8 2 and safety disk 8 3 9 6 2 Installation of Wilo CronoNorm NLG Bearing bracket For bearing bracket see Fig 28 Press the roller bearings 6 1 and 6 2 onto the shaft 3 1 Push...

Страница 38: ...exagon head bolts 5 5 See Fig 26 Push the spacer ring 5 2 onto the shaft Version with stuffing box packing Version with stuffing box packing CAUTION Risk of damage to property Danger of damage to the...

Страница 39: ...lace the housing cover 4 1 on the bearing bracket 9 and fasten with the hexagon head bolts 13 Insert three packing rings 5 11 in the housing cover 4 1 and push the blocking ring 5 3 into the pressure...

Страница 40: ...ent of the pump unit on page 20 10 Faults causes and remedies Have faults remedied by qualified personnel only Observe the safety instructions in chapter 9 Maintenance repair on page 26 If the malfunc...

Страница 41: ...a tion Increase frequency in the permissi ble range Check voltage X X Motor running on 2 phases Check phases and fuses X X Counter pressure of the pump too low Readjust the duty point or adjust the im...

Страница 42: ...13 Causes of error and remedies X Bearing damage Exchange bearing X Foreign matter in the pump Clean pump X Pump pumps against closed check valve Open the check valve in the pres sure pipe Error type...

Страница 43: ...damage to property Trouble free pump operation can only be guaranteed when origi nal spare parts are used Only use original Wilo spare parts Information necessary when ordering spare parts Spare part...

Страница 44: ...CronoNorm NL version with mechanical seal For a list of spare parts see Tab 14 Fig 35 Wilo CronoNorm NL version with mechanical seal 1 2 4 1A 5 9 1 1 2 4 1B 3 2 8 2 4 4 4 4 7 7 1 7 2 1 2 4 4 3 1 8 1 2...

Страница 45: ...mpeller 1 2 2 Impeller nut 1 3 1 Shaft 1 3 2 Key 1 3 3 Key 1 4 1A Roller bearing on pump side 1 X 4 1B Roller bearing on the motor side 1 X 4 2 Thrower 1 4 3 V seal 2 4 4 Support disk 2 5 Bearing brac...

Страница 46: ...For a list of spare parts see Tab 15 Fig 36 Wilo CronoNorm NL version with stuffing box packing 1 2 4 1A 5 10 1 2 9 5 4 1B 3 2 8 2 4 4 4 4 9 3 11 4 4 3 1 8 1 12 7 2 2 2 1 4 2 14 3 2 9 8 1 3 15 13 2 2...

Страница 47: ...pump side 1 X 4 1B Roller bearing on the motor side 1 X 4 2 Thrower 1 4 3 V seal 2 4 4 Support disk 2 5 Bearing bracket 1 6 Bearing cover 1 7 1 Protective screen 2 7 2 Hexagon head bolt 2 8 1 Pump ba...

Страница 48: ...cal seal For a list of spare parts see Tab 16 Fig 37 Wilo CronoNorm NLG version with mechanical seal 1 3 1 4 1 5 2 1 1 1 1 2 1 2 2 2 1 2 8 3 8 4 8 1 8 2 8 11 15 1 5 5 5 14 7 7 1 7 2 10 5 11 5 2 5 4 5...

Страница 49: ...4 Mechanical seal cover 1 5 5 Hexagon head bolt 4 Mechanical seal 5 11 Mechanical seal 1 X 5 12 O ring 1 6 1 Roller bearing on pump side 1 X 6 2 Roller bearing on the motor side 1 X 6 3 Circlip 1 6 4...

Страница 50: ...of spare parts see Tab 17 Fig 38 Wilo CronoNorm NLG version with stuffing box packing 1 3 1 4 1 5 2 1 3 3 1 1 1 3 2 1 2 1 2 2 2 1 2 4 1 4 2 4 3 2 3 3 8 3 3 1 6 6 8 4 6 7 6 8 8 1 6 3 8 2 8 11 15 6 6 3...

Страница 51: ...Hexagon head bolt 4 Stuffing box gland 5 11 Packing 1 5 12 Shaft sleeve 1 5 13 O ring 1 6 1 Roller bearing on pump side 1 X 6 2 Roller bearing on the motor side 1 X 6 3 Circlip 1 6 4 Spacer ring inte...

Страница 52: ...the pump unit see section 9 5 Dismantling on page 28 Lubricants must be collected The pump components are to be sepa rated according to material metal plastic electronics 1 Use public or private disp...

Страница 53: ...eit Richtlinie 2004 108 EG Electromagnetic compatibility directive Directive compatibilit lectromagn tique Richtlinie energieverbrauchsrelevanter Produkte 2009 125 EG Energy related products directive...

Страница 54: ...keit Richtlinie 2004 108 EG Electromagnetic compatibility directive Directive compatibilit lectromagn tique Richtlinie energieverbrauchsrelevanter Produkte 2009 125 EG Energy related products directiv...

Страница 55: ...h z energi 2009 125 WE 2009 125 Pou it 50Hz t f zov induk n motory s klecov m rotorem jednostup ov vyhovuj po adavk m na ekodesign dle na zen 640 2009 Stosowane elektryczne silniki indukcyjne 50 Hz tr...

Страница 56: ......

Страница 57: ...20 27442100 Indonesia WILO Pumps Indonesia Jakarta Selatan 12140 T 62 21 7247676 Ireland WILO Ireland T 353 61 227566 Italy Borromeo Milano T 39 25538351 Kazakhstan WILO Central Asia 050002 Almaty T 7...

Страница 58: ...Pioneering for You WILO SE Nortkirchenstra e 100 D 44263 Dortmund Germany T 49 0 231 4102 0 F 49 0 231 4102 7363 wilo wilo com www wilo com...

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