System Test; Inverter Board Alarm Codes (Only For 30Awh012_) (Fig. 16) - Carrier AquaSnap Plus Reversible 30AW Série Manuel D'installation

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30AWH__X
Description
Additional external temperature probe
Sanitary Water Request
Maximum Frequency Reduction Compressor
3-way valve
1- External Heat Source Request
2- Defrost
1- Alarm
2- Ambient temperature reached
1- Backup heater needed for SHW
2- Humidiier
1- Trace heater
2- Additional WP
Alarm input
ON / OFF
NORMAL / ECO Mode
Heating / Cooling Mode

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.
LED indication and code checking
LED indication
D800 O: Red
D801 O: Yellow
D802 O: Yellow
D803 O: Yellow
s
: Flashing
: Off
: On
Board position:
See fig. 16
24
PIN
Signal
23 - 24
Input (NTC 3kΩ @25°C)
13 - 15
Input (contact switch quality>25mA@12V)
13 - 14
Input (contact switch quality >25mA@12V)
10 - 18 - N
Output 230Vac (18-N: Power supply, 10 signal)
4 - N
Relay Output Contact
5 - N
Relay Output Contact
11 - N
Relay Output Contact
12 - N
Relay Output Contact
21 - 3
Input (contact switch quality >25mA@12V)
6 - 3
Dry contact
8 - 3
Dry contact
7 - 3
Dry contact
Cycle control P.C. board
LED indication
D800
D801
D802
s
s
s
s
s
s
s
Limits
N.A.
N.A.
N.A.
1 ph ~ 230V, 2A
1 ph ~ 230V, 2A
1 ph ~ 230V, 2A
1 ph ~ 230V, 2A
1 ph ~ 230V, 2A
N.A.
N.A.
N.A.
N.A.
Before a check, confirm each bit of the DIP switch is set to
OFF position.
D803
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)
G-Tr short-circuit protection
Detect circuit error
Current sensor error
Comp. lock error
Comp. break down
33AW-CS1B Installation
Menu Code
126
153
5 - 6
N.A.
106 - 148 -150
-151 - 152 -154
-155
147
107 - 108
156 - 157
N.A.
N.A.
N.A.
N.A.
Cause

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