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SKVF Evaporative Cooler
Installation Instructions and User Manual
www.neptronic.com
Page | 42
List of Alarms
Table 10 - List of Alarms
Display
Description
Alarm Reset
AirFlow
Indicates that the airflow sensor is open. This fault does not trigger the alarm contact (no message will be
displayed), but will prevent the SKVF from running. Verify that the signal from the airflow sensor is present
at the controller’s input on the PCB and verify wiring.
Automatic
SupplyHighLimit
Indicates that the high limit item is open. Verify that the signal from the supply high limit sensor is present
at the controller’s input on the PCB and verify wiring.
Automatic
Interlock
Indicates that the interlock and the cut-out circuitry are open. This fault does not trigger the alarm contact
(no message will be displayed), but will prevent the SKVF from running. Verify that the signal from the
interlock sensor is present at the controller’s input on the PCB and verify wiring.
Automatic
HighLimitCutout
Indicates that the high limit cutout has been activated due to a reading that exceeds the high limit setpoint.
Ensure that the high limit humidistat is operating correctly and is not located too close in proximity to the
SKVF.
Automatic
RelayFuse
Indicates that there is an issue with the printed circuit board fuse. Check the status of the fuse and replace
it if defective.
Automatic
FloatSwitch
Indicates that the float switch is defective or incorrectly wired. Check the status and operation of the switch
and verify wiring.
Automatic
MemoryCard
(Warning)
Indicates that the SD card has been detected, but it is not operating correctly or is non-functional. Verify
the SD card and replace if defective.
Automatic
USB Device
(Warning)
Indicates that the USB device has been detected, but it could not be read or is not operating correctly.
Verify the functionality of the USB device and replace if defective.
Automatic
DrainTimeout
Indicates that the water in the tank has not drained within the programmed delay. Verify and remove any
obstructions in the drain piping and ensure that the piping is not clogged.
(Only applicable for SKVF-R models).
Manual *
FillTimeout
Indicates that the desired water level has not been reached within the programmed delay. Verify and
remove any obstructions in the water inlet line, verify that the shut-off valve is not closed and ensure that
the float switch is working properly.
(Only applicable for SKVF-R models).
Manual *
WaterLeak
Indicates that a water leak has been detected. Verify the water line for signs of leaks and ensure that all
piping and water connections have been properly installed and secured.
Manual *
FanDefect
Indicates that there is no feedback coming from the fan after receiving a control signal from the controller.
Verify the status and connections of the fan and replace if defective.
Manual *
HRLState
Indicates that there is a communication error when attempting to connect to the HRL24 controller. Verify
the wiring between the SKVF and the HRL24 and ensure that the controller is functioning properly.
(Only applicable for units connected to the HRL24 controller).
Manual *
NtwkCtrlState
Indicates that the communication attempt to the BMS server has exceeded the delay defined by the
NtwkTimeout
setting. Verify the wiring between the humidifier and the BACnet or Modbus network and
ensure proper connection.
(Only applicable for units connected to BACnet or Modbus).
Manual *
WtrServiceDue
Indicates that the due date for replacing
the 5μm pre-filter and silver ion cartridges has arrived.
Manual **
ServiceDue
Indicates that the due date for servicing the SKVF unit has arrived. See Servicing and Maintenance
section on page 45 for details.
Manual ***
* Use the
ResetAlarms
function in the
Request
setting (see page 33).
** Use the
ResetWtrServCnt
function in the
Request
setting (see page 33).
*** Use the
ResetServCnt
function in the
Request
setting (see page 33).
Содержание SKVF 15 Series
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