Carrier 80AWX-065 series Installation, Operation And Maintenance Instructions page 22

Code
Level Variable Name
Nr.
133 Inst. SHW CARREXT
134 Inst. SHW MAX HP T°
135 Inst. SHW DELTA MED T°
136 Inst. SHW DELTA ALARM T°
137 Inst. ROOM DELTA MED T°
138 Inst. ROOM DELTA MIN T°
139 Inst. BOILER WAIT TIME
140 Inst. LEGIONELLA FREQ
141 Inst. LEGIONELLA START TIME
142 Inst. LEGIONELLA TEMP
143 Inst. LEGIONELLA DURATION
144 Inst. LEGIONELLA TIME OVER
145 Inst. OUTPUT TEST
146 Inst. FLOW SWITCH STATUS
147 Inst. FORCED MODE
148 Inst. SYSTEM MODE
149 Inst. CDU MODE
22
Domestic Hot Water
Defines if Domestic hot water is managed by the system control or by an external control.
1. Managed by system control
2. Managed by system control with Solar
3. Managed by external control
If domestic hot water tank is not installed set code to 3 and set code 106.0 = 0
If domestic hot water temperature is equal to or higher than this value, domestic hot water
priority is 0
If domestic hot water temperature is equal to code 134 - this code, domestic hot water
priority is 0.5
If domestic hot water temperature is equal or lower to code 134 - code 135 - this code,
domestic hot water priority is 1
In heat mode: If room temperature is Room Setpoint - this code, roomroom priority is 0.5
In cool mode: If room temperature is Room Setpoint + this code, room priority is 0.5
In heat mode: If room temperature is Room Setpoint - code 137 - this code, room priority
is 1
In cool mode: If room temperature is Room Setpoint + code 137 + this code, room priority
is 1
Time delay after which the boiler will be activated if domestic hot water priority does not
decrease due to heat pump operation.
If 0 is selected, boiler does not turn on to support the domestic hot water production.
Define how often (days) the disinfection cycle starts.
If 0 is selected, Disinfection is not performed.
Start time of the Disinfection cycle (hours)
T° to be reached in the Disinfection cycle
Disinfection dwell time (minutes). T° has to be equal to or higer than code 142 for this time
period.
If Disinfection cycle is not completed within this time (hours), the antilegionalla cycle is
considered failed.
Service/Reading
Allows to force board output ON
0. No Test
1. J7 Pin1
2. J7 Pin2
3. J7 Pin3
4. J7 Pin4
5. J4 Pin3
6. J4 Pin5
Displays the Flow Switch status:
1. Water Flowing
0. Water not flowing
Allows to force the system in a specific operating mode:
0. No forced mode selected
4. Booster Heat: Heating at the maximum frequency
5. Booster Cool: Cooling at the maximum frequency
6. Rating Heat: Not to be used by installer
7. Rating Cool: Not to be used by installer
10. Pump down: Activates the outdoor unit in cool mode for 5 minutes to perform pump
down of the refrigerant
Operating mode requested by the System Control:
0. Off
1. Standby
2. Cooling
3. Heating
4. Booster Heating
5. Booster Cooling
6. Rating Heating
7. Rating Cooling
11. Timeguard
12. Fail
Actual CDU operating mode:
1. Off
2. Cool
3. Heat
4. Fail
5. Defrost
DESCRIPTION
VALUE RANGE
DEFAULT
Min Max
1 3 3
40 °C 80 °C 55 °C
1 °C 15 °C 5 °C
1 °C 15 °C 5 °C
0.5 °C 5 °C 1 °C
0.5 °C 5 °C 1 °C
0 180 15
0 7 0
0 24 3
60 90 75 °C
5 180 30
2 12 4
0 6 0
- - -
- - 0
- - -
- - -