Bacharach 24-9448 Carbon Monoxide Alarm User Manual


 
Instruction 24-94486-4
Maintenance
Figure 6-3. Tubing Connections
Models 235 & 245
P/Ns 24-7302 & 24-7303
Model 255
P/N 24-7304
Models 265 & 275
P/Ns 24-7305 & 24-7306
Model 225
P/N 24-7301
PRESSURE SENSOR
on printed circuit board
–∆P
+∆P
–∆P (Bottom)
+∆P (Top)
PRESSURE
PURGE AIR
GAS
Gas IN
GAS PUMP
PURGE PUMP
Gas OUT
OUTIN
To Sensors