Carrier CAPRI-280 Operation And Service Manual page 21

Code Code Name
P15 Unloader/Heat Valve
Delay
P16 Compressor Head Pres-
sure Switch
P17 Condenser Fan Speed
Switch (not used)
P18 Maximum Setpoint
P19 Minimum Setpoint
P20 Compressor Hours High
P21 Compressor Hours Low
P22 Evaporator Hours High
P23 Evaporator Hours Low
P24 Maintenance 1 Hour
High
P25 Maintenance 1 Hour
Low
P26 Maintenance 2 Hours
High
P27 Maintenance 2 Hours
Low
P28 Freeze Alarm Setting
P29 Relay Module Voltage
P30 Main Board Software
Version
P31 Display Software Ver-
sion
P32 Ki
P33 Kp
T-283
Table 2-2. Parameter Codes --- Continued
This is the minimum time (in seconds) that the unloaders and heat valve must
be in a particular state (open /closed) before changing to another state. This
value can be modified between 1 and 60 seconds. The default value is 2 sec-
onds.
This is the current state of the compressor head pressure switch input. "CL "
will be displayed if it is closed and "OP" will be displayed if it is open.
Not used.
This is the maximum value that the operator will be allowed to set the setpoint
temperature. The value can be modified in degrees with the up and down keys
to a value between 60F and 80F.
This is the minimum value that the operator will be allowed to set the setpoint
temperature. The value can be modified in degrees with the up and down keys
to a value between 60F and 80F.
This is the number of hours of operation that the compressor has run with the
clutch energized in thousands
This is the number of hours of operation that the compressor has run with the
clutch energized in hundreds, tens and ones.
This is the number (in thousands) of hours of operation with the evaporator
fans energized.
This is the number (in hundreds, tens and ones) of hours of operation with the
evaporator fans energized.
This is the value of compressor hours high (P20) at which maintenance alarm
#1 will be activated. This value can be modified by the up and down arrow
keys. If both high and low values are zero the alarm is disabled.
This is the value of compressor hours low (P21) at which maintenance alarm
#1 will be activated. This value can be modified by the up and down arrow
keys. If both high and low values are zero the alarm is disabled.
This is the value of evaporator fan hours high (P22) at which maintenance
alarm #2 will be activated. This value can be modified by the up and down
arrow keys. If both high and low values are zero the alarm is disabled.
This is the value of evaporator fan hours low (P23) at which maintenance
alarm #2 will be activated. This value can be modified by the up and down
arrow keys. If both high and low values are zero the alarm is disabled.
This is the value at which the freeze alarm will be activated. The default value
is 32F. This value can be modified between 20F and 40F in one degree in-
crements by using the arrow keys
This is the voltage being supplied to the relay module.
This is the software version of the logic module.
This is the software version of the display module.
Not used.
Not used.
2-6
Description