Table 5-9 Changing Security Level - Honeywell 7866 Operation And Maintenance Manual

Changing Security Level
If the LOCKOUT feature has been set to anything other than NONE and a security code has been entered,
you will have to change the LOCKOUT level to NONE before calibrating.
Step
Press
1 SET UP
2 FUNCTION
3
or
FUNCTION
4
or
5
FUNCTION
6
9/06 7866 Triple Range Digital H

Table 5-9 Changing Security Level

until you see:
Upper Display: SETUP
Lower Display: UNIT
You will see SECURITY in the Lower Display.
to enter the four-digit security code number (0001 to 9999)
If the security code is unknown, see Appendix B – Security Bypass.
You will see LOCKOUT in the Lower Display.
Select NONE.
Saves selection to nonvolatile memory.
and CO Analyzer/Indicator - Operation and Maintenance
2 2
Action
Calibration
55