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TABLE OF CONTENTS HC-300

SECTION 1 — INTRODUCTION ....................................................................... PAGE 1-1

1.1 DehumidierOperatingPrinciple.................................................................. 1-1

1.2 AbouttheHC-300..........................................................................................1-2

1.3 ControlsandIndicators ................................................................................ 1-3

1.4 ProtectiveCircuits ........................................................................................ 1-4

SECTION 2 — SAFETY NOTES .................................................................................. 2-1

SECTION 3 — INSTALLATION AND START-UP ......................................................... 3-1

3.1 Inspection ..................................................................................................... 3-1

3.2 PositioningtheUnit .......................................................................................3-1

3.3 ConnectingtheDuctwork ............................................................................. 3-3

3.4 ElectricalConnections .................................................................................. 3-6

3.5 ConnectingtheRemoteHumidistat.............................................................. 3-6

3.6 AdjustingtheDampers ................................................................................. 3-7

SECTION 4 — PREVENTIVE MAINTENANCE ........................................................... 4-1

4.1 CleantheAirFilters ...................................................................................... 4-1

4.2 ChecktheHoneycombeWheel .................................................................... 4-1

4.3 ChecktheUpperandLowerAirSeals ......................................................... 4-1

4.4 ChecktheReactivationOutletTemperature ................................................. 4-1

SECTION 5 — TROUBLESHOOTING ......................................................................... 5-1

5.1 PossibleTroubleConditions ......................................................................... 5-1

5.2 Auto/Off/ManualSwitchisSettoAuto,

RunningLightDoesNotComeOn ............................................................... 5-1

5.3 FaultLightisOn,andMachineShouldBeRunning..................................... 5-1

5.4 ReactivationOutletTemperatureisTooLow ................................................. 5-2

5.5 PoorDehumidifyingPerformance ................................................................ 5-3

5.6 HoneyCombeWheelisStopped,RunningLightisOn................................. 5-3

5.7 CheckingtheHeatingElements ................................................................... 5-4

5.8 CheckingtheThermistor .............................................................................. 5-4

5.9 CheckingtheHumidistat .............................................................................. 5-5

5.10 CheckingtheDriveMotor,WheelandSeals ................................................ 5-5

Munters HC-300 User Manual

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