Chapter 8 Manual System Control - Rain Master Control Systems

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Rain Master Irrigation SystemsDX2 User ManualMulti-Station DiagnosticsUsing Multi-Station for diagnostics is an effective tool inlocating station field wiring problems. Detected problems thatproduce warning messages may be checked and isolated throughmanual testing. Warning messages displaying failures instations, Master Valves/Pump, etc. will indicate the specificstations and devices that were running at the time of failure. TheMulti-Station feature exercises the stations or devices whichisolates the specific problem area.Example: Assume a warning condition occurred as the resultof running an automatic program. The warningappears in the display as follows:WARNING = SHORT CIRCUIT 06/27/96 12:05AMSTA = PUMP, MV, 1, 5|‣|||Figure 120: Warning, Short CircuitThe warning indicates that the Pump, Master Valve 1, station 1and station 5 were all running at the time of failure. A shortcircuit condition may exist in any of the listed items. Thefollowing procedure provides a way to isolate which output isshorted:Diagnostic ProcedureStep 1 Examine the warning message to identify stationnumbers, Master Valves/Pump, etc. Record allidentified items.If multiple short circuit warnings appear, theproblem is most likely a short in the Master Valveand/or Pump circuit.Page 142Chapter 8: Manual System Control
Rain Master Irrigation SystemsDX2 User ManualStep 2Advance to the Multi-Station option display asfollows:F1=Main MenuF4=Manual & Rain OffF2=Multi-Station|F1|=STATION ON CONCURRENTLY|F2|=STATION ON SEQUENTIALLY||Figure 121: Multi-Station OptionsStep 3Select F1=STATION ON CONCURRENTLY. Thefollowing screen is displayed:RUN TIME: 10ENTER TIME (0 – 59 MINUTES)||Figure 122: Run Time EntryStep 4To run for 10 minutes, enter 10 then press ENTER.The following screen is displayed:ON:ENTER STATION NUMBER (1-48, OX=MV)||Figure 123: Station/Device EntryStep 5The Master Valve/Pump is selected by any numberbetween 1 and 4 which is preceded by a 0 (zero).The Master Valve/Pump selections are:• MV1=01Chapter 8: Manual System Control Page 143
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Chapter 8 Manual System Control - Rain Master Control Systems

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