INFICON D-TEK CO2 Refrigerant Leak Detector - Manual (Page 9)

9
Troubleshooting Guide
Problem Cause Remedy
1) All yellow lights
flashing together. 1a) IR sensor cell has
become unseated. 1a) Remove sensor access
door and push both ends of
sensor down. (Do not
remove/reinsert sensor
cell.) Restart unit and
examine.
1b) IR sensor cell has
failed. 1b) Replace with new IR
cell.
2) Will not detect
CO
2
.
2a) Unit may not be
warmed up and
ready to use. 2a) Verify unit is beeping
and no yellow lights are
flashing. (Single green light
flashing while unit is
beeping is OK.)
If yellow lights are scrolling
across, wait 90 seconds and
see if the unit starts to beep.
If not, contact INFICON.
2b) Pump may have
failed. 2b) You should hear the
pump running after the
D-TEK CO2 has completed
its warm up sequence and is
held up to your ear. VERIFY
it is not a low battery
condition (see #3). If not,
contact INFICON.
2c) Filter cartridge
may be clogged,
preventing air and
refrigerant from
passing into IR cell. 2c) Replace used filter
cartridge with a new one.
2d) Battery may be
dead. 2d) See #3 below.