Electrolux EILFU17GS, Technical & Service Manual

Page: 27 / 96

4-5
R Re effrriig ge erra attiio on n S Sy ys stte em m
T To o F Fllu us sh h T Th he e S Sy ys stte em m
T To o U Us se e D Drry y N Niittrro og ge en n T To o F Fllu us sh h T Th he e S Sy ys stte em m::
1. Remove compressor and filter-drier. Connect
process coupling to outlet tube of condenser.
2. Fasten cloth over other end of coil to prevent
old oil from spraying over room.
3. Connect hand shut-off valve on flushing hose
to process coupling.
4. Slowly open hand shut-off valve and allow
nitrogen to flow through condenser until
discharge is clear.
5. Disconnect cap tube from evaporator. Flush
evaporator in same manner as condenser.
6. Flush cap tube. This is only possible if you
have proper service valve adapter.
7. Reassemble system.
CAUTION
D DO O N NO OT T e ex xc ce ee ed d 3 30 00 0 P PS SIIG G..
CAUTION
U Us se e e ex xttrre em me e c ca arre e w wh he en n u us siin ng g D Drry y N Niittrro og ge en n tto o
ffllu us sh h s sy ys stte em ms s.. P Prre es ss su urre e iin n n niittrro og ge en n c cy ylliin nd de err
c co ou ulld d b be e a as s h hiig gh h a as s 2 20 00 00 0 p ps sii.. N Niittrro og ge en n c cy ylliin nd de err
m mu us stt b be e e eq qu uiip pp pe ed d w wiitth h a ap pp prro ov ve ed d p prre es ss su urre e
rre eg gu ulla atto orr a an nd d p prre es ss su urre e rre elliie eff v va allv ve e.. E En ns su urre e tth ha att
y yo ou urr h ho os se es s h ha av ve e a ad de eq qu ua atte e rra attiin ng gs s ffo orr p prre es ss su urre e
iin nv vo ollv ve ed d a an nd d tth ha att a allll o off y yo ou urr e eq qu uiip pm me en ntt iis s iin n
g go oo od d c co on nd diittiio on n.. T Th he e e en nd d o off tth he e ffllu us sh hiin ng g h ho os se e o on n
tth hiis s tta an nk k rre eg gu ulla atto orr m mu us stt b be e e eq qu uiip pp pe ed d w wiitth h a a
h ha an nd d s sh hu utt--o offff v va allv ve e ((R Ro ob biin na aiirr N No o.. 4 40 03 38 80 0)).. C Cllo os se e
h ha an nd d s sh hu utt--o offff v va allv ve e a an nd d a ad djju us stt n niittrro og ge en n rre eg gu ulla atto orr
tto o c co orrrre ec ctt p prre es ss su urre e b be effo orre e p prro oc ce ee ed diin ng g w wiitth h
ffllu us sh hiin ng g p prro oc ce ed du urre e..
T To o U Us se e R Re effrriig ge erra an ntt T To o F Fllu us sh h T Th he e S Sy ys stte em m::
1. Disconnect the suction and discharge lines
from the compressor and remove the
filter-drier. Connect process coupling to outlet
and inlet tube of condenser.
2. Connect hose to outlet process coupling and
charging cylinder. Connect another hose to
inlet coupling and recovery system.
3. Open charging cylinder and allow refrigerant to
flow through condenser until discharge into
bag is clear.
4. Disconnect capillary tube from evaporator.
Flush evaporator in same manner as
condenser.
5. Flush cap tube. This is only possible if you
have proper service valve adapter.
6. Reassemble system.
NOTE
T Th he e lliin ne e p piie errc ciin ng g v va allv ve e ((c clla am mp p--o on n tty yp pe e)) s sh ho ou ulld d
b be e u us se ed d ffo orr tte es stt p pu urrp po os se es s o on nlly y.. IItt m mu us stt b be e
rre em mo ov ve ed d ffrro om m s sy ys stte em m a afftte err iitt h ha as s s se errv ve ed d iitts s
p pu urrp po os se e..
CAUTION
D DO O N NO OT T e ex xc ce ee ed d 1 15 50 0 P PS SIIG G..
CAUTION
D DO O N NO OT T e ex xc ce ee ed d 3 30 00 0 P PS SIIG G..
CAUTION
R Re effrriig ge erra an ntt u us se ed d ffo orr ffllu us sh hiin ng g m mu us stt b be e rre ec co ov ve erre ed d
iin ntto o a a rre ec co ov ve erry y s sy ys stte em m.. M Me ette err a am mo ou un ntt o off
rre effrriig ge erra an ntt u us se ed d ffo orr ffllu us sh hiin ng g w wiitth h y yo ou urr c ch ha arrg giin ng g
c cy ylliin nd de err.. D DO O N NO OT T O OV VE ER RF FIIL LL L T TH HE E B BA AG G..