Dometic COOLMATIC, Installation And Operating Manual

Page: 32 / 432

EN
Troubleshooting CRX
32
Compressor does not run (battery connection)
Problem Possible cause Remedy
U
Term
= 0 V There is an interruption in the
battery – electronics connection Establish a connection
Main switch faulty (if installed) Replace the main switch
Additional supply line fuse has blown
(if installed) Replace the supply line
fuse
U
Term
≤
U
ON
Battery voltage is too low Charge the battery
Start attempt with
U
Term
≤
U
OFF
Loose cables
Poor contact (corrosion)
Establish a connection
Battery capacity too low Replacing the battery
Cable cross section too small Replace the cable
(fig.
d
, page 8)
Start attempt with
U
Term
≥
U
ON
Ambient temperature too high –
Insufficient ventilation Move the refrigerator to
another location
Condenser is dirty Clean the condenser
Electric circuit between
the pins in the
compressor interrupted Defective compressor Replace the compressor
U
Term
Voltage between the positive and negative terminals of the electronics
U
ON
Cut-in voltage of the electronics
U
OFF
Cut-off voltage of the electronics
CRX50-65-80-110-140-IO-16s.book Seite 32 Donnerstag, 1. Dezember 2016 2:27 14