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Company Confidential Waukesha Cherry-Burrell 200 Series Centrifugal Pump Seal School Company Confidential.

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Presentation on theme: "Company Confidential Waukesha Cherry-Burrell 200 Series Centrifugal Pump Seal School Company Confidential."— Presentation transcript:

1 Company Confidential Waukesha Cherry-Burrell 200 Series Centrifugal Pump Seal School Company Confidential

2 Seal School No, not Navy seals! And no, not marine life.

3 JM MOTORSEAL ADAPTERIMPELLER CASING 200 Series Centrifugal BACKPLATE CLAMP

4 Company Confidential 200 Series Tear Down Lock out power. Disconnect suction and discharge piping Loosen clamp

5 Company Confidential 200 Series Tear Down Remove Clamp

6 Company Confidential 200 Series Tear Down Remove pump casing, may require light tapping with soft mallet.

7 Company Confidential 200 Series Tear Down With casing removed, unscrew impeller nut by turning counter clock wise.

8 Company Confidential 200 Series Tear Down Use a 9/16” wrench to remove impeller nut.

9 Company Confidential 200 Series Tear Down With impeller nut removed, the impeller, back plate and seal assembly can be removed by pulling toward you. (Pumps built after July of 2004 are fitted with an impeller nut versus bolt)

10 Company Confidential 200 Series Tear Down Complete removal by pulling assembly off of the motor, or bearing frame shaft. Make sure to check shims located on motor shaft. It is not necessary to replace shims unless they have been damaged.

11 Company Confidential 200 Series Tear Down Place assembly impeller down on soft or non metallic surface.

12 Company Confidential 200 Series Tear Down Using a 1/8” allen wrench loosen both set screws in the spring retainer.

13 Company Confidential 200 Series Tear Down Slide spring retainer off of the impeller shaft, using care not to lose the three springs.

14 Company Confidential 200 Series Tear Down Remove rotary seal and o-ring.

15 Company Confidential 200 Series Tear Down Loosen seal retainer ring using a 7/16” wrench by turning the four bolts counter clockwise.

16 Company Confidential 200 Series Tear Down With the four bolts removed, remove seal retainer.

17 Company Confidential 200 Series Tear Down Remove back plate and stationary seal at the same time.

18 Company Confidential 200 Series Tear Down Remove stationary seal and L-gasket.

19 Company Confidential 200 Series Tear Down Remove stationary seal from L gasket.

20 Company Confidential 200 Series Tear Down Naked back- plate.

21 Company Confidential 200 Series Assembly Place back plate over impeller, using care not to drop the plate onto the impeller.

22 Company Confidential 200 Series Assembly Install new L gasket and stationary seal. Note stationary seal can be used on both sides.

23 Company Confidential 200 Series Assembly Re-install seal retainer and 4 bolts. Slide rotary seal over impeller shaft.

24 Company Confidential 200 Series Assembly Install new rotary seal o-ring over impeller shaft.

25 Company Confidential 200 Series Assembly Using the spring retainer upside down press rotary seal o-ring into place.

26 Company Confidential 200 Series Assembly Remove spring retainer and install tabbed washer, align tabs with flats on the rotary seal.

27 Company Confidential 200 Series Assembly Install spring retainer with springs pointed down. A light coat of grease or sealant can be used to retain springs into the retainer. Align tabs of washer onto the retainer.

28 Company Confidential 200 Series Assembly Using a 1/8” allen wrench as a spacer, press the sprint retainer down to compress the wrench onto the rotary seal. While keeping pressure on the spring retainer, remove wrench and tighten both set screws.

29 Company Confidential 200 Series Assembly Install splash defector with flat side toward the motor. Install until deflector is over the end of the impeller shaft.

30 Company Confidential 200 Series Assembly Apply a light coat of food grade anti-seize onto motor shaft and install complete assembly onto the motor by aligning key and keyway.

31 Company Confidential 200 Series Assembly Press back plate onto the motor adaptor to ensure clearance of.030” between impeller and back plate is obtained. Use a feeler gauge to check clearances.

32 Company Confidential 200 Series Assembly If clearance between impeller and back plate needs to be adjusted, shims can be added or removed from motor shaft.

33 Company Confidential 200 Series Assembly Re-install impeller nut and o-ring onto shaft stud and tighten with 9/16” wrench turning clockwise.

34 Company Confidential 200 Series Assembly Install causing over back plate and o- ring.

35 Company Confidential 200 Series Assembly Install clamp and tighten, check to ensure clamp is installed correctly by clamping both casing and adaptor.

36 Company Confidential 200 Series Tear Down Install piping, turn power back into operation.

37 Company Confidential Remember One Size seal fits all 200 series pumps! Thank you


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