Airwell YCV280, Installation And Maintenance Instructions Manual

Page: 342 / 412

SW9
unit No.
0-3
SW10 SW11
0 0
function digital tube LD1~4 display
display outdoor failure
code
failure code transmitted by outdoor bus data. If no
failure, display the time as second counting down
fromt the 6 hours for pre-heating.
1. Press SW2(UP) for continuous 2 seconds, display
1111, enter the failure history state. You can check
the latest 10 failures: flash the failure number and
failure code, every time pressing SW2(UP) once,
the number will add 1; and every time pressing
SW2(DN) once, the number will decrease 1. 2
minutes later, quit the set state automatically.
2. Press SW1(DN) for continuous 2 seconds, display
0000, quit the check state, and stop flashing.
3. Rotate switch is at 13, 0, 0, pressing SW2(UP)
for 2 seconds continuously, display 1111 to clear
the failure history record.
4. When the capacity is overmatch 135% or lower
than 50%, forbidden to start up, the digital tube
000 will display "555.0".
5. When temperature is over 26degree, forbidden
to operate heat mode and start up, the digital tube
000 will display "555.1".
6. When in cooling mode, Ps<0.23MPa or in heating
mode, Ps<0.12MPa, forbidden to start up, the digital
tube 000 will display "555.2".
0 2
0 3
0 4
0 5
0 1 display priority of outdoor
number
display outdoor priority
display operation mode
outdoor capacity
outdoor capacity output ratio
current frequency of
inverter compressor
HEAT: heating; COOL: cooling; OFF: stop
16.0 shows 16HP, 8.0 shows 8HP
60 shows 60% of capacity output
110.0 shows 110.0HZ. Press SW2(UP) for 2s
continuously, display 1111, then to set: flashing
and press SW2(UP) once, the frequency will go
up 1Hz; press SW1(DN) once, the frequency will
decrease 1Hz; 5 min later, quit the setting state
automatically.
Press SW1(DN) for 2s continuously, display 0000,
then quit the setting state, and stop flashing.
When system failures, compressor is forbidden
to start up.
0 6
0 7
speed of outdoor fan
motor 1
speed of outdoor fan
motor 2
345 shows 345rpm. Press SW2(UP) for 2s
continuously, display 1111, then to set: flashing
and press SW2(UP) once, the frequency will go
up 1Hz; press SW1(DN) once, the frequency will
decrease 1Hz; 5 min later, quit the setting state
automatically.
Press SW1(DN) for 2s continuously, display
0000, then quit the setting state, and stop flashing.
348