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PS 2 500 / PS 2 750 / PSA 2 500

Maintenance

wc_tx000114gb.fm

29

5.4

Disassembly

See Graphic: wc_gr001206

5.4.1

Removing the strainer, suction cover, and volute:
Remove the bolts 

(1)

 under the strainer

 (2)

, then remove the strainer,

suction cover 

(3)

, and volute 

(4)

.

5.4.2

Removing the Impeller:
With a box wrench or other tool, remove the acorn nut 

(6)

, lockwasher

(7)

 and washer 

(8)

, then remove the impeller 

(9)

, sleeve 

(10)

 and dust

seal 

(11)

 from the shaft.

5.4.3

Removing the wear ring:
Remove the wear ring 

(12)

 from the volute.

A worn impeller may have sharp edges that can cause injury, and
should be handled with care.

Note:

 The exploded view shown is for model PS 2 500. Other models

may differ slightly in shape and structure.

WARNING

11

10

12

9

8

7
6

1

2

3

4

wc_gr001206

Содержание PS 2 500

Страница 1: ...Pump PS 2 500 PS 2 750 PSA 2 500 OPERATOR S MANUAL 0154625en 003 0409 0 1 5 4 6 2 5 E N...

Страница 2: ......

Страница 3: ...pecifications 7 3 2 Operating Specifications 50 Hz 8 3 3 Dimensions 9 4 Operation 10 4 1 Names of Parts 10 4 2 Prior to operation 11 4 3 Installation 11 4 4 Electrical Wiring 15 4 5 Electrical Circuit...

Страница 4: ...ase contact Wacker Corporation The information contained in this manual was based on machines in production at the time of publication Wacker Corporation reserves the right to change any portion of th...

Страница 5: ...es that follow this symbol to avoid possible injury or death DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING indicates a hazardous situation...

Страница 6: ...or proper installation CAUTION This pump may automatically restart Prior to working on the pump or control panel all supply circuits must be disconnected CAUTION Risk of shock Do not remove cord and s...

Страница 7: ...ncy and Temperature Rain Water Fountain Water Ground Water Sand Carrying Water 0 40 C 32 104 F Pump Impeller Semi Vortex Type PS 2 500 PSA 2 500 Open Type PS 2 750 Shaft Seal Double Mechanical Seal Be...

Страница 8: ...08787 0008790 0008791 0008792 0009179 0009180 0620125 0009181 0008797 0008798 0008799 0008800 0009182 0009183 0620126 0009184 Pump Electric Power V Ph Hz 230 1 50 110 1 50 230 1 50 110 1 50 230 1 50 1...

Страница 9: ...500 PS 2 750 PSA 2 500 Technical Data wc_td000040gb fm 9 3 3 Dimensions PS 2 750 185 7 3 185 7 3 414 16 3 PSA 2 500 PS 2 500 305 12 305 12 229 9 200 11 229 9 200 11 185 7 3 185 7 3 185 7 3 222 8 8 mm...

Страница 10: ...See Graphic wc_gr001185 Ref Description Ref Description 1 Lifting Handle 8 Seal mechanical 2 Coupling 9 Lubricant 3 Oil Lifter 10 Seal dust 4 Oil Plug 11 Sleeve 5 Cover suction 12 Housing oil 6 Strain...

Страница 11: ...If the pump is used for outdoor fountains garden ponds and similar places or to drain a swimming pool the pump must be supplied by an isolating transformer or connected to a Residual Current Device R...

Страница 12: ...le assembly prongs and ground When connection leads are used With the megohmmeter measure the insulation resistance between each core lead and the ground lead Reference insulation resistance 20MW or g...

Страница 13: ...g and companion coupling is securely fastened with proper gaskets Barbed Discharge Fitting Barb Place hose clamp over hose and push hose to the base of the discharge fitting Tighten the hose clamp to...

Страница 14: ...nt it on a block or other firm base if necessary 4 3 6 If used in a permanent installation where the pump is not readily accessible after installation please contact Wacker for a duplicate nameplate t...

Страница 15: ...lephone grounding wire Improper grounding can result in electrical shock Connecting the power supply Before connecting leads to the terminal strip make certain the power supply is turned off circuit b...

Страница 16: ...trical shock If a cable with cut insulation or other damage is submerged in the water there is a danger of damage to the pump electrical leakage electrical shock or fire Be careful not to let the cabl...

Страница 17: ...OWER SOURCE SINGLE PHASE Ref Description Ref Description 1 Capacitor 4 Protector 2 Main Coil 5 Frame Grounding 3 Auxiliary Coil 6 Ground Wire Colors B Black V Violet Or Orange G Green W White Pr Purpl...

Страница 18: ...ain Coil 2 Transformer 7 Auxiliary Coil 3 Electrode 8 Miniature Protector 4 Capacitor 9 Frame Grounding 5 Triac 10 Ground Wire Colors B Black V Violet Or Orange G Green W White Pr Purple L Blue Y Yell...

Страница 19: ...cription Ref Description 1 Circle Thermal Protector 5 Centrifugal Switch 2 Auxiliary Coil 6 Capacitor 3 Heater 7 Frame Grounding 4 Main Coil 8 Ground Wire Colors B Black V Violet Or Orange G Green W W...

Страница 20: ...rrent of the pump Note See Standard Specifications for the rated current of the pump 4 6 4 When powering the pump with a generator be certain the generator is sized to supply the required power for th...

Страница 21: ...to turn off the power circuit breaker etc Deterioration of the insulation may lead to electrical leakage electrical shock or fire In case of a power outage turn off the power to the pump to avoid hav...

Страница 22: ...sary water level to operate the pump is 115 mm 4 from the bottom of the pump To force start the pump for trial operation short circuit the electrodes a with a screwdriver b as illustrated Please keep...

Страница 23: ...vibration and malfunctioning Operating Cycle of Automatic Type PSA 2 500 Stage Level Relay Unit Pump Water Level 1 When electrodes b of level relay units a submerge under water the resulting elec tric...

Страница 24: ...Operation PS 2 500 PS 2 750 PSA 2 500 wc_tx000121gb fm 24 See Graphic wc_gr000312 1 2 3 4 5 a b a b wc_gr000312...

Страница 25: ...ve regarding overhauls Pump Weekly Monthly Every 1000 hrs Every 2000 hrs Measure insulation resistance Reference insulation resistance 1MW or greater 1 Measure operating current Compare with rated cur...

Страница 26: ...exterior Look for any peeling or chipped paint and make sure the nuts and bolts are fastened tightly Any cracks in the surface should be repaired by cleaning that area drying it and then applying a t...

Страница 27: ...using the recommended frequency as a guideline Ref Description Ref Description 1 Oil Inlet 3 Oil Plug 2 Gasket 4 Allen Wrench Pump Model Lubricant Capacity PS 2 400 160 ml 5 4 fl oz PS 2 500 PSA 2 500...

Страница 28: ...parts other than those designated here If repairs are necessary in any other than the designated parts consult with your nearest dealer or Wacker representative Improper repairs can result in electri...

Страница 29: ...peller With a box wrench or other tool remove the acorn nut 6 lockwasher 7 and washer 8 then remove the impeller 9 sleeve 10 and dust seal 11 from the shaft 5 4 3 Removing the wear ring Remove the wea...

Страница 30: ...orrectly The side with the protrusions around the edge should face the volute 4 Press the wear ring firmly onto the surface 5 5 3 Replace the dust seal and sleeve as one piece 5 5 4 Align the impeller...

Страница 31: ...de the rated voltage or make sure the cable assembly extension is the proper standard Wrong power frequency Check the nameplate and replace the pump or the impeller Extended operation with a clogged s...

Страница 32: ...Maintenance PS 2 500 PS 2 750 PSA 2 500 wc_tx000114gb fm 32 Notes...

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Страница 45: ...f equipment Artikelnummer N mero de referencia de la m quina Num ro de r f rence du mat riel 0008793 0008794 0008795 0008796 0008787 0008790 0008791 0008792 0009176 0009178 0009179 0009180 0009181 000...

Страница 46: ...02 0 Fax 49 0 89 3 54 02 3 90 Wacker Corporation P O Box 9007 Menomonee Falls WI 53052 9007 Tel 262 255 0500 Fax 262 255 0550 Tel 800 770 0957 Wacker Asia Pacific Operations Skyline Tower Suite 2303 2...

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