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AZI Customer Service 800-528-7411 or 602-470-1414
Page 26 of 56
False readings, may go to .8.8.8 or
.L.L.L.
Extremely cold or extremely
warm air sampled into unit.
If sampling under these conditions,
install zero air filter in intake.
Sample until display reads 0.003
mg/m3 or less. This equilibrates
sensor temperature with the
temperature of the sample air
stream. Remove filter and take
samples.
Miscellaneous Problems
Display reads .P.P.P when
regeneration is attempted.
Power cord not attached.
Blown fuse.
Line voltage less than 100
VAC (or less than 200 VAC
for 220V units).
Cycles dipswitch set
incorrectly.
Check power cord for connection
Replace fuse. Refer to page 22.
Check line voltage settings. Refer
to page 21.
Check input cycle settings. Refer to
If fuse and line voltage are OK, it
may be circuit board adjustment or
component failure. Call AZI
Customer Service at 800-528-7411
or 602 470-1414.
Display reads .E.E.E
Very low battery.
Recharge battery. Refer to page 17.
Replace battery. Refer to page 21.