Cornelius 3 service manual Button, Description, Error Type, Displayed, Action, Message

	Viper Service Manual
	Table 4
Button	Description
UNIT	Displays the real time input voltage and frequency being supplied to the
	unit and the low, high or both refrigeration pressures for the unit, depend-
	ing on the settings of the compressor sensors in the Unit Data screen, as
	shown in Figure 31.
VER	Displays the version number of the UI, I/O, Motor and Status boards
	installed in the unit

Error Status Menu

The Error Status menu, shown in Figure 11, displays any current errors con- tained in the Error Messages List.

There are three types of errors that can be generated by the system. These error types and a description of their meaning are listed in Table 5.

	Table 5
Error Type	Description
System	A System error displays the same information across all barrels in the unit.
Barrel	A Barrel error is limited to a specific barrel
Limp	A Limp error is an error that doesn’t prevent the unit from operating, but limits
	functionality.

The possible messages from the control system and a description of the errors are shown in Table 6. The button functions are described in Table 7.

ERROR	#1 MOTOR PWR
STATUS	COMP HIGH
12:51P
MAR 04
BACK

Figure 11. Error Status Screen

				Table 6
	Displayed	Action	Type	Description
	Message
	HOT GAS	Off	System	Occurs when the barrel outlet temperature exceeds
				115 oF for more than one minute and the compres-
				sor is on.
	HOT BARREL	Off	System	Occurs when the barrel outlet temperature exceeds
				115 oF for more than one minute and the compres-
				sor is off.
	MTR CTL FAIL		System	The motor controller reported a fault, triacs are
				shorted and there is a loss of motor on/off function-
				ality.
	TCO OPEN		System	TCO (Temperature Cut Off) has occurred on the
				refrigeration oulet of a barrel or the 24VAC power
				has failed.
© 2010, IMI Cornelius Inc.		- 17 -		Publication Number: 621360041TBSER