Jandy TruDose - Chemical Pump Tube Troubleshooting; Tube leaking; Tube life is shortened; Tube connection is leaking

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Jandy
®
TruDose
TM
Chemical Controller
|
Installation & Operation Manual
Section 8. Chemical Pump Tube Troubleshooting
NOTE: A leaking pump tube damages the metering pump. Inspect the pump frequently for leakage and wear.
Refer to the Tube Replacement section for additional safety precautions and instructions.
Problem Possible Cause Corrective Action
Tube leaking Pump tube ruptured. Replace pump tube and ferrules.
Calcium or mineral deposits. Cleaninjectiontting,replacepumptube
and ferrules.
Excessive back pressure. Ensure system pressure does not exceed
25 psi (1.7 bar) maximum.
Tube is twisted. Replace pump tube and ferrules.
Tube not centered. Replace pump tube and ferrules.
Tube life is shortened. Incompatibilitywithuid. Check compatibility.
Mineral deposits at injection point. Remove deposits, replace pump tube and
ferrules.
Sedimentblockageatinjectiontting.
Seized rollers caused abrasion on tube.
Exposure to heat or sun.
Maintain suction line 2-3" above bottom of
tank.
Clean roller assembly or replace.
Do not store tubes in high temperatures or
in direct sunlight.
Tube connection is
leaking.
Missing ferrule on suction or discharge
line.
Replace ferrule.
Crushed ferrule. Replace ferrule.
Ferrule in wrong orientation. Reverse orientation of ferrule.