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24
English
30AWH__X
Description
PIN
Signal
Limits
33AW-CS1B Installation
Menu Code
Additional external temperature probe
23 - 24
Input (NTC 3kΩ @25°C)
N.A.
126
Sanitary Water Request
13 - 15
Input (contact switch quality>25mA@12V)
N.A.
153
Maximum Frequency Reduction Compressor
13 - 14
Input (contact switch quality >25mA@12V)
N.A.
5 - 6
3-way valve
10 - 18 - N
Output 230Vac (18-N: Power supply, 10 signal)
1 ph ~ 230V, 2A
N.A.
1- External Heat Source Request
2- Defrost
4 - N
Relay Output Contact
1 ph ~ 230V, 2A
106 - 148 -150
-151 - 152 -154
-155
1- Alarm
2- Ambient temperature reached
5 - N
Relay Output Contact
1 ph ~ 230V, 2A
147
1- Backup heater needed for SHW
2- Humidiier
11 - N
Relay Output Contact
1 ph ~ 230V, 2A
107 - 108
1- Trace heater
2- Additional WP
12 - N
Relay Output Contact
1 ph ~ 230V, 2A
156 - 157
Alarm input
21 - 3
Input (contact switch quality >25mA@12V)
N.A.
N.A.
ON / OFF
6 - 3
Dry contact
N.A.
N.A.
NORMAL / ECO Mode
8 - 3
Dry contact
N.A.
N.A.
Heating / Cooling Mode
7 - 3
Dry contact
N.A.
N.A.
9 - SySTeM TeST
9.1 - Inverter board alarm codes (only for
30AWH012_) (Fig. 16)
Troubles of the inverter can be diagnosed by LED
indications on the cycle control P.C. board of the outdoor
unit. Utilize them for various checks.
Before a check, confirm each bit of the DIP switch is set to
OFF position.
led indication and code checking
leD indication
cycle control p.c. board
Cause
leD indication
D800
D801
D802
D803
D800 O: Red
D801 O: Yellow
D802 O: Yellow
D803 O: Yellow
s
: Flashing
: Off
: On
Heat exchanger sensor (TE) error
Suction sensor (TS) error
Hot gas discharge sensor (TD) error
High-pressure protection error
Outdoor air temperature sensor error (TO)
Outdoor motorised fan error DC
Communication error between IPDU (Abnormal stop)
High-pressure release operation
Discharge temp. error: Hot gas is too high
EEPROM error
Communication error between IPDU (No abnormal stop)
s
G-Tr short-circuit protection
s
Detect circuit error
s
s
Current sensor error
s
Comp. lock error
s
s
Comp. break down
Board position:
See fig. 16