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Product Highlight: Udor Kappa-43 Diaphragm Pump

Posted by Sprayer Depot on Wed, Nov 18, 2015

Udor Kappa series pumps offer reliable, high-quality and popular solutions when working with harsh chemicals. Due to their anodized aluminum construction, they are ideal for handling a number of common of professional chemicals, such as herbicides, pesticides, liquid fertilizers, de-icing materials, and other hard-to-handle fluids. 

One of our top sellers is the Udor Kappa-43 diaphragm pump. This is a commonly used pump in various horticulture, agricultural, lawn care, nursery, pest control and turf spraying applications. Let's take a closer look at some of its best features!

 Kappa43-features

Probably the most common issue we see with this type of pump is a diaphragm rupture. Fortunately, this is a pretty easy repair you can do yourself to save time and money. Continue reading below for steps on how to repair a Udor Kappa-43 Diaphragm pump and watch the easy instructional video that follows.

 For this project you will need the following tools:

  • A screwdriver
  • Wrench
  • 1/2" socket
  • 11/16" socket
  • Diaphragm kit (3 piston diaphragms, 6 sets of O-rings)

Let's get started! Follow these steps:

  1. Loosen the bolts on one of the 3 head assemblies
  2. Remove the head assembly
  3. Remove the diaphragm, nut, and washer
  4. Remove the diaphragm
  5. Remove the sleeve, and drain the internal oil
  6. Loosen the bolts on the 2nd head assembly
  7. Remove the head assembly
  8. Remove the diaphragm, nut, and washer
  9. Remove the diaphragm
  10. Remove the diaphragm sleeve
  11. Repeat this process on the remaining head
  12. Clean the inside of the pump with carb or brake cleaner
  13. Replace the sleeve, lining up the holes on the sleeve with the holes on the piston
  14. The diaphragm has a beveled side; this side will be pointing out
  15. Replace the diaphragm, nut, and washer; tighten with a wrench
  16. On each side of the 3 outer head assemblies remove the inside of the valve cage, replace the spring, small seat (beveled side down), and large metal seat
  17. Place the valve assembly back onto the head and replace the O-ring with a new one
  18. The other side has the same pieces in the opposite order
  19. Replace the spring, seat, and large seat
  20. Replace the O-ring with a new one
  21. Repeat this process on all 3 head assemblies
  22. Replace the head assembly
  23. Tighten the assembly skipping bolts in a clockwise pattern to evenly tighten
  24. Replace the piston sleeve on the 2nd side
  25. Replace the diaphragm with the beveled side out
  26. Replace the diaphragm, washer, and nut; tighten with a wrench
  27. Replace the 2nd head assembly, tightening the bolts with a wrench
  28. Using non-detergent 40W pump oil; fill the open side of the pump to the brim
  29. Replace the final piston sleeve, lining up the holes with the piston
  30. Clean off excess oil  Replace the final diaphragm
  31. Replace the diaphragm, washer, and nut; tighten with a wrench
  32. Replace the final head

Shop Udor Kappa Series Pumps


Do you have an instructional video you'd like to see featured? Let us know in the comments below.

 

 
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Topics: Diaphragm pumps, Sprayer Depot, Instructional Video, Udor Pumps, Udor Kappa, pump repair kit, Sprayer Depot Instructional Video, Diaphragm Kit, repair kit, product highlight, kappa-43

7 Must Haves For Your Sprayer Emergency Kit

Posted by Sprayer Depot on Wed, Nov 11, 2015

Many of our customers are getting ready to store their sprayer. To make this task as easy as possible, we've been Emergency_Repair_Kitsharing our end-of-season tips and tricks in our previous posts. Now is also the perfect time to put together a sprayer emergency kit if you haven't already.

An emergency kit will cut your downtime and save you time and money by keeping  a few essential parts on hand so you can quickly repair your spray equipment. When breakdowns happen no one is happy, so avoid downtime by stocking up on replacement parts.

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Topics: Reusable Hose Fittings, Maintenance, Hoses, Spray Guns, Sprayer Depot, Sprayer Parts, Pump Repair, spray tips, Spray Nozzles, Diaphragm Repair, Boomless Nozzle, Pump, gearbox, Spray maintenance, repair kit, pumps, emergency

Easy Steps to Repair a Kappa-40 Diaphragm Pump

Posted by Sprayer Depot on Wed, Aug 19, 2015

Our Repair Technicians are the best! Yes, we are proud of their excellent service and extensive knowledge in all things sprayers. They are quick to diagnose issues and repair them in no time. They work hard five days a week to make sure your downtime is minimal. Usually, repairs are done within the same day unless we need to order parts or if we have a long queue for the day. Even then, most repairs only take 24-48 hours.

If you've visited our website or follow us in social media then you know we have many instructional videos available. For all of our customers who are not local thus unable to stop by for a repair, we thought it would be cool to have short, easy and convenient videos featuring some of the most common repairs that you can do right at home.

Today we are featuring steps on how to repair a Udor Kappa-40 Diaphragm pump. Watch the video and follow the easy steps outlined below.

 For this project you will need the following tools:

  • A screwdriver
  • Wrench
  • Half inch socket
  • 11/16" socket
  • Diaphragm kit (2 diaphragms, 2 sets of O-rings and an air accumulator diaphragm)

Let's get started! Follow these steps:

  1. Loosen the bolts in one of the two head assemblies to remove it
  2. Remove the diaphragm nut and washer using the wrench
  3. Remove the diaphragm
  4. Remove the piston sleeve
  5. Drain the internal oil
  6. Loosen the bolts on the second head to remove it
  7. Perform steps 2-5 for the second head 
  8. Clean both sides of the pump with break cleaner
  9. Place the piston sleeve back in place in one of the two heads
  10. Place the diaphragm inside. The diaphragm has a beveled side which needs to be facing up
  11. Use the wrench to tighten the nut and washer back into place
  12. On each of the two head assemblies remove the inside valve assemble
  13. Replace the spring, valve seat (beveled side down), and large metal seat
  14. Replace O-ring with a new one
  15. The other valve assembly has the exact same parts but reversed (follow steps 13-14)
  16. Switch to the other head and perform steps 13-15 for this side as well
  17. Place the head assembly back in place on the side where you replaced the piston sleeve (step 9)
  18. Tighten bolts in a clockwise pattern to tighten evenly
  19. Switch to the other head and use non-detergent 40 weight pump oil to fill that open side
  20. Place piston sleeve back in place
  21. Clean up any excess oil
  22. Replace diaphragm, making sure that beveled side is facing up just like in step 13
  23. Use the wrench to tighten the nut and washer
  24. Place the head assembly back in place and tighten screws in clockwise pattern to tighten evenly   
  25. There is a clear bolt on the side of the pump and the oil level should be visible right in the center
  26. Remove the air accumulator head by loosening the bolts
  27. Once opened, remove the air accumulator diaphragm and replace with new
  28. Close everything back and tighten for a secure fitting
You are all done!  We sell all the parts featured in our videos so just contact us if you have any questions on this repair or the specific parts you need to order. Do you have an  instructional video you'd like to see featured? Let us know in the comments below.

 

 
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Topics: Diaphragm pumps, Sprayer Depot, Instructional Video, Udor Pumps, Udor Kappa, pump repair kit, Sprayer Depot Instructional Video, Diaphragm Kit, repair kit

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