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Menu 2.8 Cooling
coil (CCW)
The menu shows:
4.1.3 Forced start, MCCW (CCW)
Conditions for use To use the forced start menu, the unit must be set to OFF in the user menu (Ventilation).
Menu 8.3.3
Cooling unit
If there are no current errors for the cooling coil("Error on unit" shown as "No"),
forced start may be activated:
NB
When Menu 8.3 "Forced start" is exited, forced start is reset and normal operation can
be resumed. When a submenu is exited, the values in the submenu are reset.
5. Troubleshooting
5.1 HMI panel error messages
NB
An error will be displayed on the HMI panel in the event of a fault or irregular operation.
To resolve the problem, refer to EXact Basic instructions for the relevant VEX.
2 Operating readings
2.8 CCW
Air temperature >
Supply
Airflows >
Pump
MC parameters >
Temp. reg. units >
Pressure >
Heating coil >
CH cooling unit >
CCW >
CU cooling unit >
MXCU >
MXHP >
Timers >
CO2/RH sensors >
•
Supply temperature for CCW cooling coil
•
Pump - if the circulation pump in the heating cycle is in operation
8.3 Forced start
8 Service
Fans >
Filter >
Heating coil >
VDI 6022 >
Forced start >
Cooling unit >
Calibration of MPT >
Dampers and relays >
Light >
Off
EXEB relays >
•
Set output for CCW. The pump starts up at an output greater than 0%.
25.0
°C
Off
8.3.3 Cooling unit
CCW
Error on unit
15/90
0%
No
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