Manual

91
TROUBLESHOOTING
Tank level readings change when electronics are turned on.
Makesurethatthenegativefeedstothetanksensorsareconnectedas
closetothebatteryaspossible.
When using ultrasonic sensors, high level tank alarm sounds when
power is turned off.
Ultrasonicsensorsrequirepowertooperatecorrectlyandwillshowafull
tankwhennotpowered.
State of Charge (SOC) stays at 100% even when the batteries are
being discharged.
ChecktomakesurethatwhenthebatteriesarebeingdischargedtheDC
currentisnegative.Ifitispositive,reverseshuntsensewires.
Unexpected voltage readings are shown on meter.
Makesurethatallofthebatterygroundsareconnectedtoeachother.
TheVSMusesonecommongroundreference.
AC current shows greater than zero but the power reading is zero or
a negative value.
ReversetheACcurrenttransformerleads.FollowWARNINGonpage3
toavoidpossiblylethalshock.
A calibration error screen keeps appearing.
ContactBlueSeaSystemsTechnicalSupportforrepairorreplacement.
Specicationssubjecttochange.Seewww.bluesea.comforcurrentinformation.
EC DECLARATION OF CONFORMITY
Manufacturer: BlueSeaSystems
425SequoiaDr.
 Bellingham,WA
 98226USA
 (360)738-8230
Product: VesselSystemsMonitor
 VSM422
The undersigned hereby declares, on behalf of Blue Sea
Systems Inc., that the above-referenced product, to which this
declaration relates, is in conformity with the provisions of the
following Directive of the European Union:
EU2004/108/EC/EMCDirective
The above-referenced product is in conformity with the following
harmonized standards:
Shipboard Bridge-Deck Equipment
ConductedEmissionsStandard: IEC60945:2002
RadiatedEmissionsStandard: IEC60945:2002
ElectrostaticDischarge
ImmunityStandard: IEC60945:2002
ElectricalFastTransient/Burst
ImmunityStandard: IEC60945:2002
The Technical Construction File required by this Directive is
maintained at the corporate headquarters of Blue Sea Systems Inc.,
425 Sequoia Dr., Bellingham, Washington.
ScottRenne
President
92
Specicationssubjecttochange.Seewww.bluesea.comforcurrentinformation.