Troubleshooting for Outdoor Unit
SiENBE18-621
338
Troubleshooting
Troubleshooting
Check No.03
Refer to P.354
Correct power
su
pply
Field f
a
ctor
s
I
s
the
power
su
pply volt
a
ge
200
~
240V ±10
%
?
I
s
the
P-N re
s
i
s
t
a
nce not le
ss
th
a
n
s
ever
a
l h
u
ndred of
ohm
s
?
NO
NO
YE
S
YE
S
YE
S
Repl
a
ce the inverter PC
b
o
a
rd
(A1P).
Monitor the volt
a
ge
(In
s
t
a
nt
a
neo
us
volt
a
ge drop)
YE
S
NO
When the compre
ss
or i
s
r
u
nning,
me
asu
re the volt
a
ge
b
etween
+
a
nd - of electrolytic c
a
p
a
citor
(C+, C-).
(
S
2605)
Repl
a
ce the f
a
n motor
NO
I
s
the me
asu
red volt
a
ge
220 VDC or more?
Check No.0
3
I
s
the re
s
i
s
t
a
nce
ab
ove
s
t
a
nd
a
rd
v
a
l
u
e?
Caution
Be
su
re to t
u
rn off power
s
witch
b
efore connect or di
s
connect connector,
or p
a
rt
s
d
a
m
a
ge m
a
y
b
e occ
u
rred.
Summary of Contents for BPMKS967B2B
Page 1: ...SiENBE18 621 E Series Service Manual Applied Models Super Multi Plus Heat Pump...
Page 12: ...SiENBE18 621 List of Functions 1 Part 1 List of Functions 1 List of Functions 2...
Page 19: ...List of Functions SiENBE18 621 8 List of Functions...
Page 33: ...Specifications SiENBE18 621 22 Specifications...
Page 69: ...Refrigerant Flow for Each Operation Mode SiENBE18 621 58 Refrigerant Circuit...
Page 121: ...Indoor Unit SkyAir Models SiENBE18 621 110 Function...
Page 169: ...Instruction SiENBE18 621 158 System Configuration FTXS 20 25 35C Indoor Unit...
Page 371: ...Method of Replacing The Inverter s Power Transistors Modules SiENBE18 621 360 Troubleshooting...
Page 393: ...SiENBE18 621 vi Index...