Tracer TP-9361 PRO-Chek CO2 AM08043 - Manual (Page 10)

Troubleshooting Guide
Problem Cause Remedy
1. All yellow
lights fl ashing
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, perhaps
legitimately or perhaps
prematurely.
1b. How much has the instrument
been used? If used ~1,000
hours+, sensor cell has reached
the end of its useful life.
Replace with new sensor.
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 fl ashing.
(Single green light fl ashing
while unit is beeping is OK.)
If yellow lights are scrolling
across, wait 90 seconds and
see if the unit starts to beep.
2b. Pump may have failed. 2b. You should hear the pump
running after the unit has
completed its warm up
sequence and is held up to your
ear. Verify it is not a low battery
condition (see #3).
2c. Air tubing inside
may have come
disconnected.
2c. Contact Tracer Products.
2d. Battery may be dead. 2d. See #3 below.
3. After warm-up
sequence the
green, the last
yellow and the
amber charging
LEDs fl ash.
3a. Battery needs
recharging.
3a. Charge battery for 10-12 hours.
3b. Power stick has failed. 3b. Replace power stick.
4. Very erratic,
goes off when
bumped slightly.
4a. CO
2
in background may
be high or changing
quickly
4a. Take steps to reduce
concentration or to limit
changes in background (e.g.,
operator wearing a mask).
5. Pump is not
working.
5a. Pump has failed. 5a. You should hear the pump
running after the unit 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 Tracer Products.
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