Samsung AR09KSWSPWKNCV, Service Manual

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11-4 Sa m s u ng El ectronics
11-2-4 Outdoor detailed inspection procedure
No Proced u re I nspection Met h od Ca u se
1
P lu g o u t and p ull t h e PCB o u t o f
t h e contro l b o x
C h ec k t h e PCB fu se
( Wait 3 m in u tes a f ter power o ff )
1 ) I s 1 st fu se disconnected ?
. O v er c u rrent
. AC part and pattern s h ort o f O u tdoor
PBA
2 C h ec k t h e Wiring
1 ) I s t h e Co m pressor wire connected c l oc k-
wise ?
2) I s t h e Reactor wire connected nor m a l?
3) I s t h e F an wire connected nor m a l?
4 ) I s t h e 4 wa y wire connected nor m a l?
5) I s t h e sensor wire connected nor m a l?
6 ) I s t h e EE V wire connected nor m a l?
. Wrong asse m bl y
. I nsta ll ation ( ser v ice) condition is b ad
3
" S u pp l y power and operate t h e
set
(U se Re m ote - contro l, bu tton in
indoor set) "
C h ec k t h e power v o l tage
1 ) I s t h e v o l tage b etween T er m ina l bl oc k L- N
200Vac ~ 2 4 0Vac ?
. Power cord is f a ul t y , Wrong Power ca bl e
Wiring
2) I s t h e C00 6 v o l tage 200Vac ~ 2 4 0Vac ?
. Fu se open
. L, N ,F1,F 2 wire wrong wiring (T er m ina l
B l oc k- PBA)
2) I s t h e CN 1 50 v o l tage 200Vac ~ 2 4 0Vac ?
. Power circ u it is f a ul t y
. L oad s h ort
4 ) I s t h e P F C050 (# 2 6-# 2 7 ) v o l tage
200Vac ~ 2 4 0Vac a f ter 3 m in u tes l ater ?
. Fu se open
. L, N ,F1,F 2 wire wrong wiring (T er m ina l
B l oc k- PBA)
. P T C020 open
. R Y 02 1, R Y 022 is f a ul t y
. O u tdoor Mico m (I C20 1 ) error
5) I s t h e C E1 0 1 v o l tage 280Vdc ~ 320dc
a f ter 3 m in u tes l ater ?
. P F C050 is f a ul t y
. Reactor wire is wrong connection
. Power circ u it is f a ul t y , L oad s h ort
. B L DC F an m otor error
6 ) I s t h e v o l tage CN 1 5 1 #1-# 2 v o l tage 1 5Vdc ?
. Switc h ing T rans o f Power circ u it is f a ul t y
. L oad s h ort
7 ) I s t h e v o l tage CN 1 52 #1-# 2 v o l tage 1 2Vdc ?
. Switc h ing T rans o f Power circ u it is f a ul t y
. L oad s h ort
8) I s t h e v o l tage CN 1 5 1 # 3 -# 2 v o l tage 5Vdc ?
. Switc h ing T rans o f Power circ u it is f a ul t y
. L oad s h ort
4 C h ec k t h e LE D l a m p disp l a y
1 ) Nor m a l : R E D on , G RN bl in k, YEL o ff
2) A b nor m a l
- A ll o ff : c h ec k no power
- a b nor m a l disp l a y : c h ec k error m ode
. F1,F 2 wire wrong wiring
. O u tdoor PBA is f a ul t y