Waeco CoolMatic HDC-150, Installation And Operating Manual

Page: 43 / 192

HDC-150 Troubleshooting
43
11 Troubleshooting
Compressor does not run
Problem Possible cause Remedy
U
KL
= 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
KL

U
ON
Battery voltage is too low Charge the battery
Start attempt with
U
KL

U
OFF
Loose cables
Poor contact (corrosion) Establish a connection
Battery capacity too low Replacing the battery
Cable cross section too small Change the cable (see
table on page 35)
Start attempt with
U
KL

U
ON
Ambient temperature too high –
Insufficient ventilation Move the refrigerator to
another location
Condenser is dirty Clean the condenser
Fan defective (if installed) Replace the fan
Electric circuit between
the pins in the compres-
sor interrupted Defective compressor Replace the compressor
U
KL
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
_HDC150.book Seite 43 Donnerstag, 1. März 2012 11:59 11