Carrier AquaSnap 30AWH-R Installation And Operation Manual page 22

24 T5 value
25 Tw-2 value
26 T1B value
27 Capacity demand
28
Inv. Pump speed
29
Last alarm
30
Penultimate alarm
31
Antepenultimate alarm
32
Current protection
Detail of P6 alarm in function
33
board
34 SV2 statue of water loop
35
SV3 statue of water loop
Main water loop EHs statue
36
37 DHW EHs
38 External heat source statue
39 P_m
40 P_p
41 P_o
42 Anti-frozen heater statue
43 Chassis heater statue
44
Crank heater statue
45 SV2 statue of refrigerant
4. Parameter and status checking
DHW value
Second zone EWT value when this function is set (reserved)
External heat source (boiler) LWT value
P0-P3: check the details in the alarm table
L-: no alarm;
L0: IPM or IGBT over current;
L1: lack of phase
L2: Compressor losing speed fault;
L3: DC voltage is too low to protect
L4: Fan motor over current protection
L5: Fan motor lack of phase;
L6: Fan motor zero speed fault
L7: PFC fault
L8: DC voltage is too high to protect
L9: Compressor zero speed fault
LA: PWM synchronization fault
Lb: MCE fault
Lc: Compressor over current protection
Ld: EEPROM data is wrong
LE: Compressor fails to start;
LF: fan motor losing speed fault
This is a 2-way valve which is used to cut off the heating terminal water
loop once the unit is running cooling mode (OFF- 0; ON- 1)
DHW 3-way valve
Standard equipment with one EH; the other two are field supplies
(OFF-0; ON-1)
OFF-0; ON-1
OFF-0; ON-1
External main water loop pump (OFF-0; ON-1)
Second zone water loop pump (OFF-0; ON-1)
First zone water loop pump (OFF-0; ON-1)
OFF-0; ON-1
OFF-0; ON-1
OFF-0; ON-1
Spray cooling valve to cool the suction refrigerant temperature
system
(OFF-0; ON-1)
20