Isotherm CR36 Breves Instrucciones Para La Instalación Y Uso página 33

User's Manual
6 T roubleshooting
Defect
The r efrigerator d oes n ot c ool,
the c ompressor w ill n ot s tart.
The c ompressor o nly p erforms
brief a ttempts a t s tarting u p.
The c ompressor f unctions b ut
doesn't c ool.
The c ompressor r uns f or a l ong
time b ut d oesn't c ool p roperly
(reduced e fficiency).
The f use b lows.
For m ore c omplicated d efects, p lease c ontact I ndel W ebasto M arine S .r.l. I talia o r y our n earest I sotherm r etailer.
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Possible c ause
No power supply. Battery
in poor condition. Faulty
thermostat.
Defective e lectronic c ontrol u nit.
There i s i nsufficient v oltage o r e lse a d rop i n
voltage d uring t he a ttempt t o s tart. T he
protection d evice i s a ctivated.
The B atteries a re d rained.
Loss o f r efrigerant t hrough t he e vaporator o r
the t ubing.
Tubing c logged.
Insufficient v entilation, t he
condensation u nit i s o verheating. T he
fan i s n ot w orking p roperly.
There i s t oo m uch f rost o n t he e vaporator.
The d oor d oes n ot c lose p roperly a nd l ets i n
warm, m oist a ir.
The c ondenser i s b locked b y d ust.
The w rong f use i s b eing u sed.
Defective e lectronic c ontrol u nit.
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Intervention
Check t o m ake s ure t hat t he e lectronic c ontrol
unit i s r eceiving s ufficient p ower a nd v oltage;
check t he f use.
Verify t hat t he i nternal l ighting i s w orking a nd t hat
the c ompressor i s r eceiving p ower. C heck t he
cables, l ugs a nd c onnectors. V erify t hat t he b attery
is c harging p roperly.
Check t he t hermostat: B ridge T -­‐ C w ith a
separate c able. I f t he c ompressor d oesn't s tart,
there i s l ikely a p roblem w ith t he e lectronics.
They w ill h ave t o b e r eplaced. I f t he c ompressor
starts w ith t he b ridge, t he t hermostat i s
defective.
Replace t he t hermostat.
Check t he c ables a nd c onnections; r emove a ny
traces o f o xidation o r c orrosion. C harge t he
batteries, s tart t he m otor o r c onnect t he b attery
charger.
Carry o ut a l eak c heck a nd r epair a ny l eaks,
drain a nd r efill t he p roper a mount o f R 134a
refrigerant. ( This o peration m ust b e c arried
out b y a q ualified t echnician.)
Increase t he v entilation.
Replace t he f an. D efrost t he
unit.
Correct t he p osition o f t he d oor a nd c heck
the g asket.
Clean t he c ondensing u nit.
Check t he f use: s ee t he t able i n s ection 4 .4.
Replace t he e lectronic c ontrol u nit.
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