Haier MRV II AV48NMVERA, Руководство для стартапов

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2.3 Confirm the wired controller wires connection of each indoor unit
Make sure the position of SW1 and SW20-1 on wired controller
Old type wired controller is SW20-1; new type wired controller is SW1.
Note: 1. D1, D2 are the diode, if the two terminals are disconnected, the state is "1"; if the two terminals
are connected with a jumper, the state is "0".
2. Only when two controllers control one indoor unit, one of wired controllers can be set as slave controller,
and set SW20-[1] as ON, the others keep the state when out of factory, set SW20-[1] as OFF.
3. The old type: there are resistors of J03 and J06 beside the dip switch.
old
J02
J06
J07
J03
selection item
state
function description
changeover of
controller type
0
1
0
1
0
1
0
1
selection of room
temp. sensor
auto restart
selection of room
temp. display
set as simple controller
set as standard controller
use room temp. sensor on wired controller
not use room temp. sensor on wired controller
without auto restart
with auto restart
display room temp.
not display room temp.
new
D9
D12
D15
D14
old
SW20-[1]
SW20-[2]
D1
D2
selection item
state
function description
changeover of
master/slave controller
ON
OFF
0
1
0
1
shorten time function
compulsory defrost
set as slave controller
set as master controller
indoor shorting time
without shorten time
send to compulsory defrost signal
normal operation
ON
OFF
C or F
F
C
new
SW[1]
SW[2]
JP8
JP7