Sinclair SDV5 Series Service Manual page 40

2.2.5 Digital display output
Table 5-2.8: Digital display output in different operating states
Outdoor unit state
Standby
Normal operation
Error or protection
System check
3 Wiring Diagrams
Figure 5-3.1: 80 model wiring diagram
Component code
CH1-CH5
COMP.
EEV
DCFAN
HEAT
H-PRO
L-PRP
XP1-XP7/XS1-XS7
Parameters displayed on DSP
The number of indoor units in communication with the outdoor unit
Compressor frequency
Error or protection code
Refer to Table 5-2.3
Description
Magnetic ring
Compressor
Electronic expansion valve
DC fan
Crankcase heater
High pressure on/off switch
Low pressure on/off switch
Terminal block
Component code Description
RY1 Relay
STF1 Four-way valve
K1 Compressor top thermostat
TP Outdoor discharge temperature sensor
TL Refrigerant radiator temperature sensor
XT1 3-slot power supply terminal
T3 Outdoor heat exchanger temperature sensor
T4 Outdoor ambient temperature sensor
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