Aeromax KHP0038, Installation And Maintenance Manual, Page: 25 / 84

25
System test
Display 1
(Initial Display)
Display 2
(SW800 operation)
Error contents
lllll¢ lllll¢
Normal
¢¢ll¢¢
ll¥ll¢
Discharge temp. sensor (TD) error
l¥¥ll¢
Heat exchanger temp. sensor (TE) error
¥¥¥ll¢
Heat exchanger temp. sensor (TL) error
lll¥l¢
Outside temp. sensor (TO) error
ll¥¥l¢
Suction temp. sensor (TS) error
¥l¥¥l¢
Heat sink temp. sensor (TH) error
¥¥¥¥l¢
Heat exchanger sensor (TE, TS) error
¥¥¥¥¥¢
EEPROM error
ll¢l¢¢
¥llll¢
Compressor break down
l¥lll¢
Compressor lock
¥¥lll¢
Current detection circuit error
ll¥ll¢
Case thermostat operation
l¢¢l¢¢
l¥l¥l¢
Model unset
¥l¥¥¥¢
Communication error between MCU
¥¥¥¥¥¢
Other error (compressor disorder ect.)
¢¢¢l¢¢
¥¥lll¢
Discharge temp. error
¥l¥ll¢
Power supply error
¥¥¥ll¢
Heat sink overheat error
¥¥¥¥l¢
Gas leak detection
¥¥ll¥¢
4-way valve reverse error
ll¥l¥¢
High pressure protective operation
l¥¥l¥¢
Fan system error
l¥l¥¥¢
Driving element short-circuit
¥l¥¥¥¢
Position detection circuit error
Inverter board alarm codes (only for KHP0042 15kW unit) (Fig. 14)
The error which is generating at present and the latest
error (Latest error information including present) can be
confirmed by lighting LED D800 to D804 on the outdoor
control P.C board.
a) When all DIP switch SW803 are OFF, the status of
error which is generating at present is displayed.
b) <1> only of DIP switch SW803 is turned on, the error
which generated before (latest error information
including present) is displayed.
c) If there is an error, any of LED D800 to D804 goes
on. (Display 1)
d) When pushing the pushdown button switch SW800
for approx. 1 second, the display is exchanged.
(Display 2)
e) When pushing SW800 again or after 2 minutes, the
status returns to that of Display 1.
Legend
l
D800 (Yellow)
l
D801 (Yellow)
¥
D802 (Yellow)
l
: Go off,
¢
: Go on,
¥
: Flash
l
D803 (Yellow)
l
D804 (Yellow)
¢
D805 (Green) 1
2
3
4
O
N
1
2
3
4
O
N
Present error
SW803
Latest error
SW803