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CX Logix Operation MANUAL 

– Updated July 2022 

 

 

 

 

 

 

 

Page 11 of 15 

11.  TROUBLESHOOTING 

If you suspect for any reason your Oasis CX Logix Controller is not performing or running as it 
should be, here are some handy troubleshooting tips that may assist you. 
 
 

 

Fault Indication 

 

Potential Cause 

 

Remedy 

6.1 

pH controller is not turning 
on 

 

pH  control  mode  has  not  been 
turned on.  

 

See Manual Section 10.1 

 

pH  controller  power  cord  not 
plugged in 

 

Check that power cord is plugged in to the 
sanitiser AC socket outlet 

 

No  demand  for  it  to  turn  on  from 
the sanitiser 

 

The demand takes place each day at the 
start of  T1  ON time  or  8am  (if  no  T1  ON 
time set).  
Check if signal for pH required is ON.   

 

Demand  signal  is  present  but 
peristaltic pump is not turning 

 

Contact your service agent 

6.2

 

Everything 

displays 

correctly  but  pH  level  is 
not changing when testing 
pool water 

 

Acid drum is low or empty 

 

Check  acid  level  and  replenish  if 
necessary 

6.3

 

pH 

controller 

is 

not 

running  when  sanitiser  is 
in auto mode 

 

The  pH  controller  has  already 
operated in 

today’s timer cycle 

 

The pH controller will not run again if it has 
already completed its automatic cycle 

6.4 

pH  controller  is  running 
but  the  pool  pump  is  not 
on 

 

Pump is not plugged in or there is 
a problem with flow 

 

The  system  should  automatically  stop 
when the pool pump stops but check that 
there is not a closed valve and that all pool 
equipment  is  plugged  in  and  working 
properly 

6.5 

pH  Controller  tri-roller  is 
turning  but  acid  is  not 
pumping 

 

Air  leaks  on  the  squeeze  tube, 
injector  tube  or  suction  tube  due 
to potential breaks 

 

Check the tubes for damage or leaks and 
repair such or replace tubes 

 

Excessive  wear  on  the  squeeze 
tube  

 

Order a replacement squeeze tube kit and 
replace the tube 

 

Excessive  wear  on  the  tri-roller 
black 

 

Order  a  replacement  tri-roller  block 
assembly  and  replace  the  entire  tri-roller 
block 

6.6

 

Water  flow  returning  from 
pool to the acid drum 

 

In the unlikely event of this happening, it can only be one of two things:  

 

Worn/damaged injector sleeve 

 

Replace the injector sleeve 

 

Worn tri-roller block 

 

Replace the tri-roller block 

6.7

 

pH level in the pool is too 
high or too low 

 

Incorrect pH run time  

 

Adjust pH run time to suit as per procedure 
in 10.2 

 

Incorrect ACID:WATER mix 

 

The system uses a 1:3 mix ration.  
Ensure you have this required mix  

 

Incorrect ACID DEMAND amount 
entered 

 

You should only enter the required acid, not 
thew mix. So, if you need 500ml only enter 
this. The system allows for the 1:3 mix. 

 

 
 
 

 

Summary of Contents for CX Logix

Page 1: ......

Page 2: ...OLS NEEDED 6 8 POOL PREPARATION 6 9 INSTALLING THE pH CONTROLLER 7 10 NAVIGATING THE LCD pH MENUS ON YOUR SANITISER 9 Accessing the pH Control Menu 9 pH Control Mode Turning on the pH Mode 9 pH1 Run Time How the dosing system works 9 pH2 Demand or Prime Add acid manually or prime clear flexible PVC tubes 10 Turning OFF the CX Logix 10 11 TROUBLESHOOTING 11 12 SPARE PART NUMBERS 12 13 WARRANTY 13 1...

Page 3: ...experience and knowledge to use this appliance unless they have been given supervision or instruction concerning use of the appliance To reduce the risk of accidents or incidents service on the unit should only be performed by a qualified pool service professional after disconnecting it from the mains power supply During the installation check the following o that the injector point pressure is lo...

Page 4: ... pH remains in the correct range The pH of the water can be lowered by the addition of hydrochloric acid and if your system has the optional pH control this can be done automatically The CX Logix controller uses an algorithm to calculate how much how much acid needs to be dosed to correct the pH Note While the algorithmic pH control is effective it does not measure pH pH testing should be undertak...

Page 5: ...care not to lose the rubber O ring Lubricate Squeeze Tube Lubricate the pump squeeze tube every 3 6 months Use a silicone based lubricant only as petroleum based lubricants will cause damage to the tube and rollers Replace Squeeze Tube Depending on usage the squeeze tube may need replacement after 1 2 years of use Before replacing please ensure that the suction and injection tubes are empty To cha...

Page 6: ...inyl Pools 7 0 7 2 A pH of 8 0 makes your chlorine only about 26 efficient so that is why it is critical to keep your pH in range A correct pH level must be maintained to prevent problems such as black spot staining cloudy water etc An incorrect pH level can damage the surface finish and walls of your pool When pH is high you can add Hydrochloric Acid to lower the pH When pH is low you can add sod...

Page 7: ...as indicated in the installation diagram ensuring it is NOT too close to other equipment or power outlets but close enough to the Oasis Chlorinator power supply so the piggy back power cord can plug in to its socket outlet STEP 3 Attach the CX Logix controller to the wall by removing the simple Click ON Click OFF wall mounting bracket that is attached to the controller case Use the wall plugs and ...

Page 8: ...ction When mixing acid with water ALWAYS ADD ACID TO WATER NEVER ADD WATER TO ACID Always wear the appropriate safety equipment specified by the acid supplier when handling acid STEP 7 Pass this clear flexible PVC tube through the drum label and a 6 0mm hole in the acid drum vent cap Connect the clear flexible PVC tube to the suction valve that is mounted to the drum weight using the tube nut to s...

Page 9: ... be OFF This needs to be turned to ON to operate the CX Logix To turn ON the acid dosing of the pH controller enter the pH MODE menu from the pH Control Mode menu explained in 10 1 Using the OK button change the selection from OFF to ON pH1 Run Time How the dosing system works The default setting on the chlorinator is for the acid dosing system to be ON This pH1 Run Time is programmed automaticall...

Page 10: ...rts counting down You can adjust the quantity in this menu if you wish or you can press and return to the chlorinator default display screen If the lines are primed you can stop the peristaltic pump by entering a reading of 0 ml Turning OFF the CX Logix Enter the pH Control Mode menu on the Oasis CX Premium Salt Mineral Chlorinator On the power pack press OK to access the Main Menu system and use ...

Page 11: ...6 4 pH controller is running but the pool pump is not on Pump is not plugged in or there is a problem with flow The system should automatically stop when the pool pump stops but check that there is not a closed valve and that all pool equipment is plugged in and working properly 6 5 pH Controller tri roller is turning but acid is not pumping Air leaks on the squeeze tube injector tube or suction t...

Page 12: ...Acrylic Cover pH Controller CLEAR 5 N01350 pH Drum Weight 6 N01353 pH Tri Roller Block pH 1 Assembled 7 N01355 pH Squeeze Tube Kit BLACK c w Adaptors Nuts Clamps Lube 8 N01357 pH Motor 240Vac 13W 10rpm 9 N01360 pH Clear Flexible PVC Tubing CLEAR OD 6 0mm 10 N01361 pH Drum Label 11 N01362 PCB pH LOGIX Main PCB 12 N01364 Power Cord pH c w Piggyback Socket 13 N01367 pH Non Return Injector Valve c w S...

Page 13: ...ber Purchase date Type of failure s The Warranty is void under the following circumstances Water damage from external sources Insect infestation or penetration by dust sand or other foreign particles inside the controller Equipment that has been misused neglected damaged repaired without authorisation or altered in any way Installation is carried out incorrectly by any person other than a person a...

Page 14: ...bject s Its use is beyond the control of the author contributor publishers and distributors and should not be relied upon without consulting your local professional for comprehensive advice This guide includes subject s that should only be performed by or under the direction and advice of your local professional and under no circumstances should the guide be used as a substitute for such professio...

Page 15: ...CX Logix Operation MANUAL Updated July 2022 Page 15 of 15 15 RECORD YOUR READINGS AND NOTES HERE ...

Page 16: ...oria 62 Parkhurst Drive Knoxfield VIC 3180 Australia T 03 9887 2131 New South Wales Unit 2 10 Boden Road Seven Hills NSW 2147 Australia T 02 9838 0000 Queensland Unit 4 8 Reichert Drive Molendinar QLD 4214 Australia T 07 5679 6821 oasisaquatics com au info oasisaquatics com au ...

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