50
“Salinity High”
High product water salinity
Chlorine damage to mem-
branes
Defective salinity probe or
cable, cable disconnected
Check for low feed pressure
Check for leaks at high pres-
sure hoses
Remove and clean probe con-
tacts. Check calibration
Check cable connections
Clean membrane
SYMPTOMS
PROBABLE CAUSE
REMEDY
“System Stalled”
(“system stalled” may alarm
when using the control pan-
el to run system for servicing
with the pressure relief
valve open– use manual
override switch instead)
Pressure relief valve open
Intake thru-hull closed
Airlocked system
No signal from Rotoflow
meter
Close pressure relief valve
Check thru-hull
Purge air
Clean or replace Rotoflow
meter
Check brine discharge
Clean membrane
“High Pressure”
Blocked brine discharge
Fouled membrane
“Voltage Too High”
“Voltage Too Low”
Battery voltage too high or low
Loose wires or poor connec-
tions
Charge batteries
Check charging voltage
Check power connections
“Re-starting”
No signal from Rotoflow meter
at startup.
System stalled
See remedy above for “system
stalled”
“Check Fuse” (followed by
fuse number)
Blown fuse at circuit board
Replace fuse (mini automotive type
ATM). See page 82.
Look for cause
“Service Prefilter”
Clogged filters
Loose or defective pres-
sure sensor wires
Install new filters
Check sensor wiring
With clean filters, recalibrate
Differential Limit or Outlet
Offset (see pages 70-72).
Ventura MPC Fault Alarms
Summary of Contents for Ventura 150T MPC
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Page 7: ...7 Installation ...
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Page 29: ...29 Operation ...
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Page 39: ...39 Maintenance Storage and Troubleshooting ...
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Page 61: ...61 MPC 5000 Programming and Controls ...
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Page 75: ...75 Exploded Views and Part Numbers ...
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Page 84: ...84 Parts HP CYL 3 4R ...
Page 85: ...85 PL MTS 3 8X1 2S HP CYL SST HP CYL CCA SO HPP ECCB HP CYL EC HP CYL R HP CYL PT Parts ...
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