Flo i-Controller REV.200 Troubleshooting Manual Download Page 1 | Manualshive

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Troubleshooting Guide

CN-IC1-09

Title

:

i-Controller REV.200 Alarms (Troubleshooting)

EXTERNAL

1

1-19MAY2021

Contents

Overview ................................................................................................................................................................................... 2

Clogged Filter Notice ................................................................................................................................................................. 2

Notice (if equipped) ........................................................................................................................................................... 3

Compressor High Discharge Trip Alarm .................................................................................................................................... 4

Compressor Proof Alarm ........................................................................................................................................................... 5

Drain Pan Overflow Alarm ........................................................................................................................................................ 6

Fan Fail Alarm ............................................................................................................................................................................ 7

Heat Alarm ................................................................................................................................................................................ 8

Heat Reclaim Notice (if equipped) ............................................................................................................................................ 9

High Discharge Pressure Alarm ............................................................................................................................................... 10

High Suction Pressure Alarm ................................................................................................................................................... 11

Low Suction Pressure Alarm ................................................................................................................................................... 12

Phase Loss Alarm .................................................................................................................................................................... 13

Refrigerant Leak Notice (if equipped) ..................................................................................................................................... 14

Sensor Failure Alarm ............................................................................................................................................................... 15

Smoke Detector Alarm ............................................................................................................................................................ 16

i-Controller Alarm Reset Instructions: .................................................................................................................................... 17

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Summary of Contents for i-Controller REV.200

Page 1: ...High Discharge Trip Alarm 4 Compressor Proof Alarm 5 Drain Pan Overflow Alarm 6 Fan Fail Alarm 7 Heat Alarm 8 Heat Reclaim Notice if equipped 9 High Discharge Pressure Alarm 10 High Suction Pressure A...

Page 2: ...the filter bank and cooling coil The sensor s range of adjustment is 0 17 to 5 0 in W C with contact closure on rise The switch is mounted in the fan compartment with terminal connections in the low v...

Page 3: ...additional maximum specified percentage set to 15 by default Once the CO2 level in the space is lowered the unit will resume regular operation CO2 level higher than set point Verify unit operation se...

Page 4: ...scharge Trip Compressor Proof Failure Check compressor and condenser operation Check therefrigerant level for overcharge Check condenser coil for cleanliness Check for airflow issues including dirty f...

Page 5: ...etected No Comp Proof will be displayed next to COMP on the Alarms screen When a successful proof signal is received by the controller the compressor proof alarm will automatically reset Compressor Pr...

Page 6: ...hen the water level in the drain pan decreases and the float switch input closes the drain pan overflow alarm will automatically reset Drain Pan Float Switch Alarm present Drain pan overflowing Verify...

Page 7: ...et using the i Controller Visograph display Wait 10 minutes Iftheairflow switch does not close within 10 minutes the unit will re alarm Did the fan start Yes No Did the alarm reappear No Contact Tech...

Page 8: ...pressureis within the allowable range Natural Gas 6 10 5inch WC Propane 10 13 inch WC Check that the controller is calling for heat Check for safeties and interlocks Check wiring and connections Check...

Page 9: ...heat reclaim has been disabled the heat reclaim notice will automatically reset Heat Reclaim Notice Present Reclaim Active Verify compressors operation Verify unit is equipped with heat reclaim Verify...

Page 10: ...t least 5 minutes the high discharge pressure alarm will be automatically reset Alarm cleared Yes Contact Tech Support 1 888 598 1198 No Issueresolved Check compressor and condenser operation Check th...

Page 11: ...ction pressure falls below the 130psi during dehumidification or 160psi during cooling the high suction alarm will automatically reset Has thealarm cleared Yes Contact Tech Support 1 888 598 1198 No I...

Page 12: ...een When suction pressure increases above 100psi the low suction pressure alarm will automatically reset Low Suction Pressure Alarm present Yes No Alarm cleared Yes Contact Tech Support 1 888 598 1198...

Page 13: ...rsed Upon detection of one or more of these conditions the monitor opens the secondary 24VAC circuit disabling the control circuit of the Fl Unit A phase loss alarm may generate a fan fail alarm Addit...

Page 14: ...ed Notice will be displayed next to Ref Lk Status on the Alarms screen When the refrigerant leak is no longer signaled by the refrigeration system and the digital input is opened the i Controller and...

Page 15: ...iled navigate to the alarms menu and select sensor status When the failed sensor condition has been corrected the sensor failure alarm will automatically reset Sensor Failure Alarm present Check that...

Page 16: ...or circuit and will trigger an emergency shutdown of the unit When the smoke detector circuit is closed the alarm will automatically reset Smoke Detector Alarm is present Smoke detector connections cl...

Page 17: ...e that the OFF value is highlighted 2 Press the T5 button and the value should blink 3 Using the and buttons increase and decrease the value until ON appears 4 Once the desired value has been reached...

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