System Test - Carrier AquaSnap reversible PLUS 30 AW-Serie Installationsanleitung

System test

Inverter board alarm codes (only for 30AWH012_)
Troubles of the inverter can be diagnosed by LED
unit. Utilize them for various checks.
Cycle control P.C. board
LED indication
D800
ô
l
ô
l
l
D800 O: Red
ô
ô
l
l
t: Flashing
ô
l: Off
l
t
ô : On
l
t
l
t
Board position
Fig. 16
Legend:
C Installation terminal strip
12 30AWH
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LED indication
D801 D802 D803
l l l
Heat exchanger sensor (TE) error
l l
ô
Suction sensor (TS) error
l l
ô
Hot gas discharge sensor (TD) error
l
ô ô
High-pressure protection error
l l
ô
Outdoor air temperature sensor error (TO)
l
ô ô
Outdoor motorised fan error DC
l l
ô
l
ô ô
High-pressure release operation
l
ô ô
Discharge temp. error: hot gas is too high
l
ô ô
l
ô ô
l l l
G-Tr short-circuit protection
t l l
Detect circuit error
t l l
Current sensor error
l t l
Comp. lock error
l t l
Comp. break down
OFF position.
Cause
(Fig. 16)