Haier AV10IMWEWA Design, Installation & Maintenance Instruction page 276

[76]
outdoor address or capacity setting incorrect
if outdoor horse power is
changed (76-2)
if outdoor quantity is
changed(76-0)
if outdoor unit number is
correct(76-1)
[77] oil equalization failure among outdoors
if Toilp sensor is fixed well
if Toilp resistor or
characteristic is normal
if SV9, SV10 are
connected well
if temp. changes
before and after
opening SV9/SV10
no
no
yes
yes
yes
275
cut off power supply and search
yes
EEPROM again
cut off power supply and search
yes
EEPROM again
set unit number again, cut off
no
power supply and search
EEPROM again
no
re-fix Toilp
no
replace sensor
no
re-connect SV9, SV10
no
check the system