Honeywell CM4 Technical Handbook page 91

CM4 Four-Point Continuous Monitor
WARNING
Install the correct Chemcassette
information.) Make sure the label on the Chemcassette
label on the analyzer. Using an incorrect Chemcassette
CM4's ability to warn of dangerous gas concentrations.
Instructions
1. Press PROGRAM to exit Monitor Mode.
2. From the 4–SERVICE MENU, Choose the subfunction 5–LOAD
Chemcassette .
®
4 – SERVICE MODE
5 – LOAD Chemcassette
3. Press ENTER. If the Chemcassette
display briefly reads:
CC XXX DAYS LEFT
The display then reads:
RESET COUNTER 1=Y
4. Press either:
• 1 to re-initialize the counter so that the display shows a fault
when less than 24 hours of Chemcassette
• 0 to continue without resetting timer
If the internal filter timer is active (see
The screen displays:
XX DAYS REMAINING
then displays:
INT FILTER RESET 1=Y
CM4 Technical Manual
. (See Appendix C for part number
®
matches the
®
defeats the
®
counter is enabled, the
®
remains
®
or
Section 7.8.2).
5. Press either:
• 1 to reset the timer after servicing the filters (see
• 0 to continue without resetting timer
If the external filter time is active (see
displays:
XX DAYS REMAINING
then displays:
EXT FILTER RESET 1 = Y
6. Press either:
• 1 to reset the timer after servicing the filters (see Section 9.3)
• 0 to continue without resetting timer
The display reads:
The display will then show the Chemcassette
calibration.
Enter the CID number found on the label of the replacement
Chemcassette :
®
CID? XXXX-XXXX-XXXX
8-9
or
Section 7.8.3). The screen
or
USES Chemcassette
type for your CM4
®
HYDRIDES
Section 9.3)