23
2.
Depress the PCBA RESET Button (21) mounted on the PCBA (8).
Reference
21
PCBA Reset
Button
19
LED Indicator/Display PCB Plug and Cable
If the error has been successfully RESET, the
GREEN
LED on the PCB will start to flash slowly, indicating
the unit is now in standby mode.
3.
Reconnect the Connecting Cable (19) and replace the Exterior Cover.
IMPORTANT
• If the
RED
LED remains either flashing or illuminated, an error condition is still present.
There are NO user serviceable parts inside the housing, so no further action can be taken.
• Call for a qualified Service Technician/Installer to attend.
ORANGE
GREEN
RED
Manual Intervention
IMPORTANT – The Manual Intervention procedure must only be performed by a trained professional.
The problem may be resolved by resetting the unit by pressing the PCBA RESET Button (21).
This can be done by following these steps:
1.
Remove the Exterior Cover and unplug the connecting cable (19) from the PCB.
The three LED indicators on the PCB will be illuminated when the unit is in standby, running or in error mode.
CFEWH SERIES 1-10 | INSTALLATION Manual ©2014
| MicroHeat Technologies Pty ltd
