Stenner Econ T Serie Manual De Instalación Y Mantenimiento página 22

TROUBLESHOOTING – PUMP HEAD
PROBLEM POSSIBLE CAUSE
Components are cracking Incompatibility with fluid
Visible fluid in pump head Pump tube rupture/leak
No pump output; Depleted solution tank
pump head rotates
Pump suction line weight is above solution
Suction line leak
Ferrules installed incorrectly or damaged
Injection point is clogged
Clogged suction/discharge tubing
Life of pump tube is exhausted
Suction tubing is flush with the nose
of the weighted strainer
Pump cover not secured properly
Low pump output; Pump tube is worn
pump head rotates
Rollers worn or broken
Injection point is restricted
Incorrect tube size
High system back pressure
Run time is too short
Pump cover not secured properly
No pump output; Roller assembly is stripped
pump head doesn't rotate
Faulty board
Drive assembly problem
Operation mode set incorrectly
Timers disabled
Pump is set to off
Pump output is high Incorrect tube size
Roller assembly is broken
Run time is too long
22
Econ T
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SOLUTION
Check compatibility
Replace pump tube and ferrules
Replenish solution
Maintain suction line 2-3" off bottom of tank
Inspect or replace suction line
Replace compression ferrules
Inspect and clean injection point
Clean and/or replace as necessary
Replace pump tube
Pull suction tubing approximately 1" from
bottom of strainer; cut bottom of suction
tubing at an angle
Ensure that pump cover is properly latched
Replace pump tube
Install new roller assembly
Inspect and clean injection point
Replace tube with correct size
Confirm system pressure does not exceed
the pump tube pressure rating
Increase run time
Ensure that pump cover is properly latched
Replace roller assembly
Replace drive assembly
Refer to Troubleshooting – Drive Assembly
Adjust mode of operation
Set timers
Place pump in AUTO to run
programmed timers
Replace tube with correct size
Replace roller assembly
Reduce run time