Bacharach PCA 2 24-9448 - Manual (Page 89)

Instruction 24-9448 6-9
Maintenance
12. Plug the sensor nto analyzer; and then reattach tubng to gas cup.
13. Install the sensor retaner and battery cover.
12. Allow the sensor that was just nstalled tme to stablze n the crcut
before contnung wth ths procedure. Stablzaton tme for all sen-
sors (except for the NO sensor) s about 1 hour. The NO sensor baselne
techncally requres several days to stablze but should be suffcently
stablzed for use n approxmately 4 hours.
13. Turn ON the analyzer and confrm that no sensor errors occur durng
warm up.
Note: Discard an old sensor in accordance with local and federal haz-
ardous waste disposal laws.
14. Calbrate the new sensor(s) per Secton 5 (except the O2 sensor whch
does not requre calbraton).