Benchmark 5000-6000 Operation & Maintenance Manual
SECTION 6
– AERTRIM OPERATION
OMM-0118_B
•
GF-203
•
5/9/2019
Technical Support
•
(800) 526-0288
•
Mon-Fri, 8 am - 5 pm EST Page 89 of 148
The C-More does not display a message when O
2
levels are within the target range. However, if
O
2
levels fall outside the target range, one of the messages listed in Table 4-3 will be displayed
when you view the
Trim State
menu item in the
O2 Trim
menu.
TABLE 6-3: AERtrim Operation Interruption Errors
ERROR MESSAGE
CAUSE
POSSIBLE SOLUTIONS
BV Hi Err
Trim operation exceeds
allowable blower voltage limits
Check air filter, gas regulator,
combustion calibration
BV Lo Err
Check sensor calibration; it
may need to be replaced
Max Iter
Trim Operation reached
maximum iteration. Wait and
try again
Check sensor calibration for
inaccuracies
Increase gain or iteration
attempts
Tmp Rng Err
Outlet temp is outside of
temperature range
None-Normal Operation
FR Rng Err
Fire Rate is not within track
range during trim operation
None
– Steady State has not
been achieved
