Kasco Robust-Aire RA1-PM Owner'S Manual Download Page 3

 

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OWNERS MANUAL 

 

Diffuser Installation 

 

The effectiveness of the Robust-Aire® Diffuser is dependent on where the diffusers are placed in the pond. Place the 

Robust-Aire® Diffusers equally from each other at a depth that represents most of the pond. Please contact Kasco 

with any questions on placement or system operation.  

 

CAUTION: Do not use boats that tip easily for installation (i.e. a canoe). Wearing a personal floatation device 

is recommended. 

 

1.

 

It is recommended to use a buoy for each diffuser to mark the area that it is placed. 

2.

 

Unroll the SureSink™ Aeration Tubing on shore to remove any twists or knots. Performance will decrease if 

the tube is not properly uncoiled.  

3.

 

Each tubing length is 100 feet. If more than 1 length of tubing is required to reach diffuser location, connect 

any additional tubes according to the SureSink™ Tube instructions. Unroll these tubes as you did with the 

first tube. Multiple rolls of tubes can be loaded into a boat and connected as needed while making your way 

to the proposed diffuser location. You can also connect any number of 100’ lengths together and have 

someone assist in feeding it from shore. The excess tubing can then be cut off at shore before connecting to 

the compressor. 

4.

 

Drop loose end of the tubing near the compressor cabinet. Allow a few extra feet of tubing to work with so 

the tube will reach the cabinet after trenching between the shore and the compressor.  

5.

 

Drive the boat in reverse to avoid damaging the boat prop and slowly make your way to the marking buoy 

placing the tubing as you go.  

6.

 

Once you reach the marked buoy, thread a rope through the two holes of the diffuser base. Pull through 

until the rope is at the midway point by the diffuser base.  

7.

 

While holding the two ends of the rope, gently lower the diffuser assembly into the water. 

8.

 

Continue lowering the assembly slowly until it reaches the bottom of the pond.  

9.

 

 The Robust-Aire

® 

Diffuser should now be seated properly on the bottom of the pond. Remove rope by 

pulling on one end (

Optional: For ease of future maintenance, it is recommended to leave rope looped 

through diffuser base and tie both ends to marker-buoy or duck decoy. This will allow diffusers to be located 

easily and pulled up for maintenance).

 

10.

 

Repeat the process for additional Robust-Aire

® 

Diffuser locations.  

 

 

 

 

 

 

 

Summary of Contents for Robust-Aire RA1-PM

Page 1: ...Robust Aire Owner s Manual 800 Deere Rd Prescott WI 54021 715 262 4488 sales kascomarine com kascomarine com PN 772155 Rev 6 2020...

Page 2: ...when dealing with any electrical equipment Caution should be used around water Running the system in below freezing conditions may create open areas of water at the diffuser locations and thin ice in...

Page 3: ...ct any number of 100 lengths together and have someone assist in feeding it from shore The excess tubing can then be cut off at shore before connecting to the compressor 4 Drop loose end of the tubing...

Page 4: ...x 3 4 bolt 4 10 split washer 4 10 Nut 1 3 length of 3 8 hose 3 Hose Clamp 1 Intake Hose 1 Intake Block 1 Filter Minder 1 Air Filter Parts included in RA H 2 NC Systems 2 Robust Aire Diffuser Assembly...

Page 5: ...reSink Tubing w fitting kit 2 Double Head Compressor 4 NPT x 3 8 barb brass elbow 8 Compressor Vibration Isolation Feet 8 Flat Washer 8 Lock Nut 2 Cooling fan assembly either 115V with plug or 230V wi...

Page 6: ...easy mounting to a wall floor or bench After the proper location has been determined use the following diagrams to complete the installation 120V compressors are supplied with a NEMA 5 15 plug 240V c...

Page 7: ...nts will not be blocked as air flow is required to keep the compressor from over heating The assembly can be placed directly on the ground or attached to a concrete pad The bottom flanges have holes w...

Page 8: ...ost mount cabinet Drill 2 3 16 holes vertically spaced 2 3 8 apart Install 1 lag screw into the wall or post leaving the hex head out about using a standard 7 16 socket wrench Hang the cabinet from th...

Page 9: ...to 8 deep For two or three station valve manifolds excavate an area large enough to bury the included valve box An area at least 18 wide by 25 long x 13 deep will be needed Dig the area deeper and add...

Page 10: ...at can be harmful to fish Also the colder bottom water often has little or no dissolved oxygen present A simple test for thermal stratification is to place a thermometer into the body of water and gra...

Page 11: ...a minimum of 3 feet into the water at low water level Using closed cell polyurethane foam to insulate will prevent ice buildup in the lines Ice buildup can block the flow of air to your diffuser and c...

Page 12: ...d replacement Please contact Kasco or your distributor if problems persist Warranty Diffuser Assembly 5 years Teich Aire compressor 2 years Exterior Cabinet 5 years SureSink Tubing 10 years Kasco Mari...

Page 13: ...he customer s expense Kasco will return units repaired under warranty at our expense via ground freight within the continental United States Other Repairs Failed equipment can be repaired often at sub...

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