8
、
The malfunction code:
P3 (The indoor input current is large)
Y
Check whether the compressor’s winding
value is normal
(
refer to SNYO
C-6RZ146H1A winding value: T-R 0.452
Ω
T-S0.452
Ω
R-S0.452
Ω)
N
The compressor is bad
,
then
change it.
Change IPM board, check
whether it is normal
Y
Turn on the unit
Check the ambient temperature whether it is more
than the running temperature(cooling:10~46
℃
,
hot:-15~24
℃
)
Y
Please wait the conditions returned to
normal then run it if the operating
conditions is very bad.
。
The faulty cause
:
1
、
the ambient temp exceed the temp
range of the A/C’s running
2
、
the outdoor PCB’s hardware is bad
3, disconnecting valve of outdoor is
close.
4, outdoor motor can’t run.
Change PFC board
。
N
Y
The IPM board is bad, change it.
Outdoor motor can’t run. Check whether the
winding of motor is normal or not. ( main
windings is about 100
Ω
, the aux winding is
about 200
Ω
)
Check whether shutoff valve of outdoor is
open.
Open the shutoff valve
Motor damages. Change motor.
Y
Y
N
N
Summary of Contents for CS-25V1A-H1; CS-35V1A-E2; CS-50V9A-S; CS-70V9A-T
Page 1: ...DC Inverter Split Air Condition Unit SERVICE MANUAL ...
Page 3: ...3 1 Air conditioning unit parameters ...
Page 6: ...6 ...
Page 8: ...8 The curve diagram of the compressor condensing pressure ...
Page 12: ...12 Capacity Correction Factor Due to Tubing Length One Way Cooling Heating ...
Page 13: ...13 Pressure Curve Suction Pressure Curve Discharge Pressure Curve ...
Page 15: ...15 4 Indoor and outdoor units size 4 1 outdoor Unit CS 25V1A H1 4 2 outdoor Unit CS 35V1A E2 ...
Page 16: ...16 4 3 outdoor Unit CS 50V9A S 4 4 outdoor Unit CS 70V9A T ...
Page 19: ...19 ...
Page 20: ...20 5 2 The explosion diagram and spare parts list for CS 25V1A M81A ON OFF ...
Page 21: ...21 ...
Page 22: ...22 5 3 The explosion diagram and spare parts list for CS 35V1A E2 ...
Page 23: ...23 ...
Page 24: ...24 5 4 The explosion diagram and spare parts list for CS 35V1A P81A ON 0FF F ...
Page 25: ...25 ...
Page 26: ...26 5 5 The explosion diagram and spare parts list for CS 50V9A S ...
Page 27: ...27 ...
Page 28: ...28 5 6 The explosion diagram and spare parts list for CS 50V9A S81A ON 0FF F ...
Page 29: ...29 ...
Page 30: ...30 5 7 The explosion diagram and spare parts list for CS 70V9A T ...
Page 31: ...31 ...
Page 32: ...32 5 8 The explosion diagram and spare parts list for CS 50V9A S ...
Page 33: ...33 ...