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ROBUST-AIRE DIFFUSER 

ASSEMBLY INSTRUCTIONS 

 

Step 10: 

Press weighted 

tubing into strain relief 
features on both sides 
of the connector plate, 
being sure tubing loop 

isn’t too tight to cause 

strain on barbed fitting. 
Strain relief features are 
designed to 
accommodate both 

3/8” and 5/8” SureSink 

tubing. 
 
 
 
 
 
 
 

 

 

 

Step 11: 

The SureSink 

strain reliefs run 
diagonally through the 
substrate connector 
plate. Make sure to 
press the Sure Sink into 
both correctly sized 
holes before installing 
the unit. 
 
 
 
 
 
 
 
 
 

 
 
 
 
 
 

 

Summary of Contents for Robust-Aire Diffuser

Page 1: ... ASSEMBLY INSTRUCTIONS Robust Aire Diffuser Assembly Watch our assembly animation at http kascomarine products diffusers robust aire video 800 Deere Rd Prescott WI 54021 715 262 4488 sales kascomarine com www kascomarine com ...

Page 2: ...2 ROBUST AIRE DIFFUSER ASSEMBLY INSTRUCTIONS An unpacked Robust Aire Diffuser Please reference this image throughout assembly for part names ...

Page 3: ...w all boating safety rules and regulations including wearing a PFD Personal Flotation Device Make sure to unroll any rolls of SureSink tubing that have been received before installing the diffuser Unrolling the tubing will make it less likely to kink as it is being taken out with the diffuser to the installation site Make sure to also unroll and connect any additional rolls of Suresink before goin...

Page 4: ...eeded for either the 3 8 or 5 8 SureSink tubing These are included in the kit as user SureSink size is unknown at the time of making the product Step 1 After unpacking your box the tubing assembly tee s open end will be turned towards the center of the loop Twist the tee fitting so the open end will face away from the center of the tubing loop ...

Page 5: ...and are parallel with the Inlet Check Valve Assembly Tighten a barbed fitting into the check valve assembly Choosing a barbed fitting depends on the customers SureSink tubing size Use an adjustable wrench to tighten the barbed fitting to the Inlet Check Valve Assembly Step 3 With the blue line on the tubing facing down attach substrate riser around tee fitting Rotate up and secure aeration tubing ...

Page 6: ...attach both substrate risers to the assembly Note For best performance adjust tubing to have equal amount of tubing on either side of substrate risers Step 5 Take the Substrate Connector Plate and the Substrate Edge Guards and slide the guards onto the connector as shown ...

Page 7: ...t surface Next take your substrate edge guards and substrate connector plate and set on top of the assembly as shown Step 7 Insert the six provided carriage bolts into the holes on the substrate connector plate and loosely tighten them down with the six provided lock nuts to temporarily hold them in place ...

Page 8: ...T AIRE DIFFUSER ASSEMBLY INSTRUCTIONS Step 8 Flip the diffuser assembly back over and tighten down each nut until snug with a socket wrench or a 7 16 nut driver An extender for the socket wrench is recommended ...

Page 9: ...lamp onto the SureSink tubing Hose clamp size depends on the user s SureSink Size Feed the weighted tubing over substrate connector leaving plenty of slack make a generous loop and secure tubing to barbed fitting with the hose clamp Tighten down clamp with a flathead screwdriver or a nut driver ...

Page 10: ...te being sure tubing loop isn t too tight to cause strain on barbed fitting Strain relief features are designed to accommodate both 3 8 and 5 8 SureSink tubing Step 11 The SureSink strain reliefs run diagonally through the substrate connector plate Make sure to press the Sure Sink into both correctly sized holes before installing the unit ...

Page 11: ... at the desired location thread a rope through two of the four recovery holes on the diffuser base Pull through until the rope is at the midway point on the diffuser base Slowly lower diffuser until it reaches the bottom of the pond Once at the bottom tie the installation rope to a marker buoy Doing this will allow for easier maintenance in the future and also will notify others of the location of...

Page 12: ...12 ROBUST AIRE DIFFUSER ASSEMBLY INSTRUCTIONS Aug 2018 ...

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