Sharp AE-Z35PR, Service Manual

Page: 45 / 64

3-21
AY-ZP35PR
Malfunction indications due to erroneous wiring during air/air heat pump installation
m o t p m y S e d o m r o r r e g n i r i w t i n u - r e t n I
” 1 - 8 1 “ y a l p s i d s i s o n g a i d n o i t c n u f l a M 1
e n o N y a l p s i d s i s o n g a i d n o i t c n u f l a M 2
(Displays “18-0” when malfunction code is called out.)
e n o N y a l p s i d s i s o n g a i d n o i t c n u f l a M 3
(Displays “18-0” when malfunction code is called out.)
” 1 - 8 1 “ y a l p s i d s i s o n g a i d n o i t c n u f l a M 4
” 1 - 8 1 “ y a l p s i d s i s o n g a i d n o i t c n u f l a M 5
Indoor
unit
Outdoor
unit
1
N
2
1
N
2
Indoor
unit
Outdoor
unit
1
N
2
1
N
2
Indoor
unit
Outdoor
unit
1
N
2
1
N
2
Indoor
unit
Outdoor
unit
1
N
2
1
N
2
Indoor
unit
Outdoor
unit
1
N
2
1
N
2
Indoor and
outdoor
units oper-
ate. Normal
blinking
or OFF
{ { { { {
Timer(Orange) 26 1 Indoor unit
room tem-
perature
thermistor Indoor unit room
temperature
thermistor (1) Check connector of
thermistor for
secure installation.
(1) Replace the ther-
mistor.
{ { {
Operation(Green)
{
Plasmacluster
(Blue)
(2) Check the tempera-
ture properties of
the thermistor.
(2) Replace the ther-
mistor.
{ { { { {
Timer(Orange) 2 Indoor unit
pipe tem-
perature
thermistor Indoor unit pipe
temperature
thermistor (1) Check connector of
thermistor for
secure installation.
(1) Replace the ther-
mistor.
{ { {
Operation(Green)
{
Plasmacluster
(Blue)
(2) Check the tempera-
ture properties of
the thermistor.
(2) Replace the ther-
mistor.
{ { { { {
Timer(Orange) 3 Indoor unit
valve tem-
perature
thermistor Indoor unit valve
temperature
thermistor (1) Check connector of
thermistor for
secure installation.
(1) Replace the ther-
mistor.
{ { {
Operation(Green)
{ {
Plasmacluster
(Blue)
(2) Check the tempera-
ture properties of
the thermistor.
(2) Replace the ther-
mistor.
Problem
symptom
Outdoor
unit indi-
cation
(LED1)
Indoor unit Malfunc-
tion No.
Content of diagnosis Check point Action
Lamp Main Sub Main Sub