Bacharach Portable Combustion Analyzer 24-9351 - Manual (Page 78)

PCA
Instruction 24-9351 7-6
Troubleshooting
TABLE 7-1. TROUBLESHOOTING GUIDE (Cont.)
Fault Probable Cause & Remedy
Backlight won’t turn on.
Batteries do not last 10 hours.
Erratic Combustion Test Screen
values.
Analyzer will not calibrate properly.
Backlight LED burned out. Return
to Bacharach for repair.
Cold temperature is reducing bat-
tery capacity. To obtain longer oper-
ating time, keep analyzer warm.
a. Faulty sensor(s):
- Check that the sensors are prop-
erly installed per Sections 6.6
through 6.8.
- Check sensor calibration per
Section 5.0.
- Replace sensor(s) and recal-
ibrate per Sections 5.0 and 6.0.
b. Probe assembly leaking. Check
tightness of all hose connections
and integrity of tubing.
c. Pump defective. Replace pump &
motor assembly.
d. Analyzer defective. Return to
Bacharach for repair.
a. Wrong calibration gas or insuffi-
cient flow being applied to sensor.
Ensure your calibration setup is
correct.
b. Faulty sensor. Replace sensor and
recalibrate per Sections 5.0 and
6.0.
c. Analyzer defective. Return to
Bacharach for repair.