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Maintenance and repair

48

WILO SE 2019-01

Motor T 63.2, T 72

-

Fig. 19: 

Drain the leakage chamber: T 63.2,

T 72

-

Drain off the leakage

Protective equipment has been put on!

Pump has been dismantled and cleaned (decontaminated if required).

1. Place the pump upright on a firm surface.

WARNING! Risk of hands being crushed.

Ensure that the pump cannot fall over or slip away!

2. Place a suitable tank to collect the operating fluid.

3. Unscrew the screw plug slowly 

(-)

 but do not unscrew it completely. 

WARN-

ING! Overpressure in the motor! Stop turning the screw plug further if hissing
or whistling is audible! Wait until the pressure has completely dissipated.

4. After the pressure has dissipated, fully unscrew the screw plug 

(-)

 and drain the

operating fluid.

5. Clean the screw plug 

(-)

, replace the seal ring and screw it back in. 

Max. tightening

torque: 8 Nm (5.9 ft·lb)!

9.6.7

Greasing roller bearings

Motors T 50.1, T 57, T 63.1

E

+

Fig. 20: 

Greasing roller bearings: T 50.1, T 57,

T 63.1

E

Venting

+

Grease nipple for greasing (grease quantity: 200 g/7 oz)

Protective equipment has been put on!

Pump has been dismantled and cleaned (decontaminated if required).

1. Place the pump upright on a firm surface.

WARNING! Risk of hands being crushed.

Ensure that the pump cannot fall over or slip away!

2. Unscrew the screw plug 

(E)

 slowly, but do not unscrew it completely. 

WARN-

ING! Overpressure in the motor! Stop turning the screw plug further if hissing
or whistling is audible! Wait until the pressure has completely dissipated.

3. After the pressure has dissipated, fully unscrew the screw plug 

(E)

.

4. Unscrew the screw plug 

(+)

. The grease nipple for lubricating the bearings is loc-

ated behind the screw plug.

5. Use a grease gun to inject the new grease into the grease nipple.

6. Clean screw plug 

(E) and (+)

, replace the seal ring and screw it back in. 

Max. tight-

ening torque: 8 Nm (5.9 ft·lb)!

Содержание EMU FA

Страница 1: ...Pioneering for You Wilo Motor T 12 72 EMU FA Rexa SUPRA Rexa SOLID 6067561 Ed 04 2019 01 en Installation and operating instructions...

Страница 2: ......

Страница 3: ...ces 13 4 3 Operating modes 14 4 4 Operation with frequency converter 14 4 5 Operation in an explosive atmosphere 14 4 6 Rating plate 15 4 7 Type key 16 4 8 Scope of delivery 17 4 9 Accessories 17 5 Tr...

Страница 4: ...5 Maintenance intervals 41 9 6 Maintenance measures 42 9 7 Repairs 51 10 Faults causes and remedies 53 11 Spare parts 56 12 Disposal 57 12 1 Oils and lubricants 57 12 2 Protective clothing 57 12 3 Inf...

Страница 5: ...or constructive flaw The defects are reported in writing to the manufacturer within the warranty period Application according to intended use All monitoring devices are connected and tested before com...

Страница 6: ...juries or death WARNING Failure to follow the instructions can lead to serious injuries CAUTION Failure to follow the instructions can lead to property damage and a possible total loss NOTICE Useful i...

Страница 7: ...qualified electrician is a person with appropriate technical education knowledge and experience who can identify and prevent electrical hazards 2 3 Electrical work Electrical work must be carried out...

Страница 8: ...weather attachment point load etc Always attach the lifting gear to the attachment points handle or lifting eyelet The stability of the lifting equipment must be ensured during operation When using li...

Страница 9: ...guidelines Store tools at the designated locations After completing work reattach all safety and monitoring devices and check that they function properly Changing operating fluid In case of a defect a...

Страница 10: ...zardous to health decontaminate the pump after dis mantling and before carrying out any other work There is a risk of fatal injury Ob serve the specifications in the work regulations The operator must...

Страница 11: ...a constant efficiency The larger the gap between the impeller and the suction port the higher the losses in the delivery rate The efficiency decreases and the danger of clogging increases In order to...

Страница 12: ...The sealing chamber accommodates any possible leakage of the seal on the fluid side The leakage chamber accommodates any possible leakage of the seal on the motor side In the case of motors without an...

Страница 13: ...standard As an option the temperature can also be measured with a PTC sensor The thermal motor monitoring can also be designed as temperature control This allows the meas urement of two temperatures...

Страница 14: ...s permissible Operating mode non immersed not indicated If the motor is fitted with a temperature controller 2 circuit temperature monitor ing emergence of the motor is permitted Automatic reactivatio...

Страница 15: ...not be used in zone 0 FM approval The pumps are suitable for operation in potentially explosive atmospheres Protection class Explosionproof Category Class I Division 1 Notice If the cabling is carrie...

Страница 16: ...ek 4 7 Type key Examples Wilo EMU FA 15 52 245E T 17 2 4 24HEx E3 Wilo Rexa SUPRA V10 736A T 17 2 4 24HEx E3 Wilo Rexa SOLID Q10 345A T 17 2 4 24HEx E3 Hydraulics type key EMU FA FA Sewage pump 15 x10...

Страница 17: ...n version 4 Number of poles 24 Package length in cm H Seal version Ex Ex rated E3 IE efficiency class derived from IEC 60034 30 4 8 Scope of delivery Standard pump Pump with bare cable end Installatio...

Страница 18: ...ter packaging at the place of utilisation to ensure that the pump is not damaged during transport Use tear proof plastic sacks of sufficient size to pack age used pumps for transport in a leak proof m...

Страница 19: ...ture of 5 C to 25 C 41 F to 77 F with relative humidity of 40 to 50 is recommended Do not store the pump in rooms in which welding work is carried out The resulting gases or radiation can corrode the...

Страница 20: ...foundation Check that the available consulting documents installation plans design of the op erating space inflow conditions are complete and correct 6 4 Installation DANGER Risk of fatal injury due...

Страница 21: ...m Ensure the water level never falls below the minimum The installa tion of a dry running protection is recommended 6 4 1 Indications for double pump oper ation If several pumps are used in an operati...

Страница 22: ...ment point hydraulics 4 Attachment point motor The transport frame lies horizontally on a firm bearing surface 2x lifting equipment with sufficient bearing capacity are provided A sufficient number of...

Страница 23: ...e following maintenance tasks before installation Rotate the impeller Check the oil in the sealing chamber 6 4 3 1 Rotate impeller WARNING Sharp edges on the impeller and suction port Sharp edges can...

Страница 24: ...g fluid 4 Drain the operating fluid Rotate the pump until the opening points downwards 5 Check the operating fluid If the operating fluid is clear reuse operating fluid If the operating fluid is conta...

Страница 25: ...stalled on the outlet opening open the shut off ball cock 5 Check the operating fluid If the operating fluid is clear reuse operating fluid If the operating fluid is contaminated black fill with new...

Страница 26: ...fill with new operating fluid Dis pose of operating fluid in accordance with the local regulations Notify customer service if the operating fluid contains swarf 6 If a shut off ball cock is installed...

Страница 27: ...ply cables routed into the chamber by a qualified electrician and route it outside properly from the chamber The pump is installed the qualified electrician can make the electrical connection 6 4 5 Po...

Страница 28: ...nection 6 4 6 Stationary dry well installation NOTICE Pumping problems due to water level being too low If the fluid is lowered too much separation of the volume flow may occur Further more air cushio...

Страница 29: ...y a qualified electrician With a level control device the current fill levels are determined and the pump is switched on and off automatically depending on the fill levels Fill levels are recorded by...

Страница 30: ...protection switch Make provision for an on site motor protection switch for devices without a plug The minimum requirement is a thermal relay motor protection switch with temperature compensation diff...

Страница 31: ...There is no additional assignment between the wiring diagram and connection diagram Wiring diagram of the power connections for direct activation U V W Mains connection PE green yel low Earth Wiring...

Страница 32: ...is reached 6 5 4 2 Monitoring of terminal room mo tor compartment Connect the electrodes via an evaluation relay Relay NIV 101 A is recommended for this The threshold is 30 kOhm Wiring diagram DK Elec...

Страница 33: ...a potential free normally closed contact The switch ing capacity can be found in the supplied connection diagram Wiring diagram K20 K21 Float switch connection When the float switch is activated a wa...

Страница 34: ...lack of protective equipment Danger of serious injuries during work Wear safety shoes 7 1 Personnel qualifications Electrical work A qualified electrician must carry out the electrical work Operation...

Страница 35: ...o o o o o o o o o FM approval o o o o o o o o o o o o o o CSA Ex approval o o o o o o o o Key not available possible o optional as standard Overview of IE3 motors derived from IEC 60034 T 17 E3 T 17...

Страница 36: ...e free of deposits Inlet or pump sump cleaned or free of deposits All gate valves open Minimum water level defined and monitored The hydraulics housing must be filled completely with the fluid and the...

Страница 37: ...minimum permissible water level must reach the upper edge of the hydraulics housing When operating the pump observe the locally applicable regulations on the following topics Workplace safety Accident...

Страница 38: ...that the personnel wears it Provide adequate aeration in closed rooms Take immediate countermeasures if there is a build up of toxic or suffocating gases 8 3 Shut down The pump is deactivated during...

Страница 39: ...ioned Gate valves on the inlet and pressure side closed 1 Disconnect the pump from the mains 2 Attach the lifting equipment to the attachment point CAUTION Never pull on the power supply cable This da...

Страница 40: ...tective equip ment while performing cleaning tasks Closed safety goggles Breathing mask Protective gloves The equipment listed here is the minimum requirement observe the spe cifications of the work r...

Страница 41: ...clothing used in accordance with regulations Use only original parts of the manufacturer Use of parts other than the original parts releases the manufacturer from any liability Collect any leakage of...

Страница 42: ...measures NOTICE If a sealing chamber control is installed the oil is changed according to the indicator 15000 operating hours or after 10 years at the latest General overhaul 9 5 2 Maintenance interv...

Страница 43: ...t must be restored Contact customer service if housing parts have worn out 9 6 4 Function test of the monitoring device The mixer must be cooled down to ambient temperature to test resistances 9 6 4 1...

Страница 44: ...re opened If screw plugs are opened without due caution they can be ejected at high speed To avoid injuries observe the following instructions Adhere to the prescribed sequence of work steps Unscrew t...

Страница 45: ...the sealing chamber Protective equipment has been put on Pump has been dismantled and cleaned decontaminated if required 1 Place the pump upright on a firm surface WARNING Risk of hands being crushed...

Страница 46: ...Stop turning the screw plug further if hissing or whistling is audible Wait until the pressure has completely dissipated 4 After the pressure has dissipated fully unscrew the screw plug 5 Unscrew scre...

Страница 47: ...crew plug and drain the operating fluid 5 Clean the screw plug replace the seal ring and screw it back in Max tightening torque 8 Nm 5 9 ft lb Motors T 50 1 T 57 T 63 1 E Fig 18 Drain the leakage cham...

Страница 48: ...ghtening torque 8 Nm 5 9 ft lb 9 6 7 Greasing roller bearings Motors T 50 1 T 57 T 63 1 E Fig 20 Greasing roller bearings T 50 1 T 57 T 63 1 E Venting Grease nipple for greasing grease quantity 200 g...

Страница 49: ...ease into the grease nipple 6 Clean screw plugs and fit with new seal ring and screw it back in Max tightening torque 8 Nm 5 9 ft lb Motor T 72 Fig 22 Greasing roller bearings T 72 Leakage chamber scr...

Страница 50: ...inated if required 1 Place the pump upright on a firm surface WARNING Risk of hands being crushed Ensure that the pump cannot fall over or slip away 2 Place a suitable tank to collect the operating fl...

Страница 51: ...be ing severed Protective gloves must be worn to protect from cuts WARNING Hand foot or eye injuries due to the absence of protective equipment Danger of serious injuries during work Wear the followi...

Страница 52: ...using 3 Threaded bolt Lifting equipment with sufficient bearing capacity is present Protective equipment has been put on New hydraulics housing is ready Impeller must not be dismantled 1 Attach liftin...

Страница 53: ...rt with a wedge 5 Clean the sliding surface and the screwed on laminated cores and disinfect if ne cessary 6 Loosen the screws from the laminated cores and remove the individual laminated cores 7 Slow...

Страница 54: ...esent inside the working area of the pump Persons may suffer serious injuries while the pump is in operation No persons may therefore be present inside the working area If persons must enter the worki...

Страница 55: ...ough jammed hydraulics Clean the hydraulics and check the inlet 7 The density of the fluid is too high Contact customer service Fault Pump runs there is no volume flow 1 There is no fluid Check the in...

Страница 56: ...rection of rotation Have the connection corrected by a qualified electrician 6 Signs of wear on the hydraulics Have the components impeller suction port pump housing checked and re placed by customer...

Страница 57: ...is symbol can appear on the product the packaging or the accompanying documentation It means that the electrical and electronic products in question must not be disposed of along with domestic waste T...

Страница 58: ...quencies less than the rated frequency 50 Hz or 60 Hz is adjusted to the power requirement of the pump Newer frequency converters feature an automatic power optimisation function this automation achie...

Страница 59: ...1 Notice If the cabling is carried out according to Division 1 installation in Class I Di vision 2 is also permitted CSA Ex rating according to division Motor T 12 T 13 T 17 T 17 2 T 20 T 34 The pumps...

Страница 60: ...limiter is connected incorrectly there is a risk of explosion due to overheating of the motor Always connect the temperature limiter to a manual re activation lock This means that a release button mus...

Страница 61: ...ic strip or PTC sensor If the temperature class is marked as T4 T3 temperature class T3 applies 13 3 5 Commissioning DANGER Risk of explosion when using non Ex rated pumps Pumps without Ex rating may...

Страница 62: ...e screw plugs as stipulated by the manufacturer that at least correspond to a strength class of 600 N mm 38 85 long tons force inch 13 3 6 1 Repair of housing coating The paint layer can become electr...

Страница 63: ...ilo it Kazakhstan WILO Central Asia 050002 Almaty T 7 727 312 40 10 info wilo kz Korea WILO Pumps Ltd 20 Gangseo Busan T 82 51 950 8000 wilo wilo co kr Latvia WILO Baltic SIA 1019 Riga T 371 6714 5229...

Страница 64: ...Pioneering for You WILO SE Nortkirchenstr 100 44263 Dortmund Germany T 49 0 231 4102 0 T 49 0 231 4102 7363 wilo wilo com www wilo com...

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