56
4.3 Spot check
Table 3-4.5: Spot check list
No.
Display
Specification
1
Water outlet temperature
T1 temperature value
2
Coil temperature
T3 temperature value
3
Ambient temperature
T4 temperature value
4
Water tank temperature
T5 temperature value
5
Refrigerant heating pipe temperature
T6 temperature value
6
Refrigerant heating pipe temperature
T6b temperature value
7
Water inlet temperature
T7 temperature value
8
Discharge temperature
Tp temperature value
9
Suction temperature
Th temperature value
10
Water outlet setting temperature
Ts temperature value
11
Operating temperature of circulating heating
water
Tr temperature value
12
Compressor A current
IA current valve
13
Compressor B current
IB current valve (this unit display
s
--)
14
EXV opening
EXV opening
15
Warm water valve opening
Warm water valve opening
16
Water level height
Host unit: 0~4; 0˂S4, S4≤1˂S3, S3≤2˂S2, S2≤3˂S1, 4≥S1.
Slave: --.
17
Operating mode
Standby, stop: 0; Directly heat type: 1; Circulation type: 2;
Defrosting: dF; Anti-freezing: db; Remote ON/OFF signal
closure: d8.
18
Fan speed
F0: No fan; F1: Low; F2: Medium; F3: High.
19
Model code
Direct and circulate heating for closed tank with 50Hz
model: 3A01.
20
Protection frequency
XY: X for stop frequency because of 4 protections within 2
hours. Y for protection frequency within 2 hours.
21
Protection, error
Display the last third protection, error code.
22
Protection, error
Display the last second protection, error code.
23
Protection error
Display the last protection, error code.
24
The number of slave units
Host unit display XY, slaves displays --; X for amount of total
units, Y for amount of operating units
25
Program version
26
nd
End
MCAC-HTSM-201801 Alliance R410A Direct Heating Type HPWH 50Hz Technical Manual