micro-trak MT-3000 - Plumbing Troubleshooting Chart

31
SYMPTOM POSSIBLE CAUSE POSSIBLE SO LU TION
Loses pressure in MAN Pump Air-lock Clean strainer
Larger hoses
Little or no pressure adjustment in MAN Too much restriction in servo loop Larger hoses and ttings
No sharp bends
Pressure won’t go high enough in MAN Pump starved or too small
Too much agitation
Throttle, range adjust or pressure relief valves
Larger hoses
Reduce agitation
Adjust
Pressure won’t go low enough in MAN. Throttle and/or range adjust valve Adjust
Pressure uctuates in MAN. Surges from positive displacement Install surge arrester
Pressure, Speed and Spray Rate do not
check out according to tip charts.
Inaccurate pressure reading
Dirty or worn tips
Use a dierent gauge & check each boom
Clean or replace
Pressure, speed and spray rate don’t
check out according to tip charts
Inaccurate pressure reading
Dirty or worn tips
Use a dierent gauge and check each
boom
Clean or replace
Pressure always goes too high in AUTO Minimum Flow Rate too High Re-calibrate
Pressure fluctuates greatly in AUTO Sagging or kinked hoses
Throttle valve too far closed
Pump starved or too small
Support or replace hoses
Adjust throttle and range valves
Larger hoses
Larger pump
Clean strainer
Troubleshooting (cont.)
Plumbing Troubleshooting Chart