TM 10-3510-226-23
UNIT MAINTENANCE
CONTAINERIZED BATCH LAUNDRY
NSN 3510-01-527-2209
NSN 3510-01-527-2210
EXHAUST GAS SENSOR (AIR SWITCH)
TEST, REPLACE
INITIAL SETUP
Tools
Personnel Required
Tool Kit, General Mechanics: Automotive (WP
Quartermaster and Chemical Equipment Repairer 63J
(1)
Materials/Parts
Equipment Condition
Wire Markers (WP 0087, Item 58)
CBL set up and operating
TEST
Test the Exhaust Gas Sensor
WARNING
Ensure that all electrical power is shut off and disconnected before proceeding. The
circuit breaker box or individual circuit breaker should be locked and tagged out by
personnel following this procedure. Remember that the CBL is a wet environment.
Serious injury or death to personnel can result from electrocution if proper safety
precautions are not observed.
WARNING
Allow the boiler and any associated hot water pipe, tubing or fixtures to cool at least 30
minutes before attempting any repairs. Failure to observe safety precautions may result
in serious injury or death to personnel.
1. Switch boiler OFF at circuit breaker No. 22 and remove cover from exhaust gas sensor (Figure 1,
Item 1).
2. Tag and disconnect wiring at terminals (Figure 1, Item 2).
3. Use a ohmmeter to check for continuity at terminals (Figure 1, Item 2). Replace an open exhaust
gas sensor.
4. Install cover on exhaust gas sensor (Figure 1, Item 1).
5. Operate boiler IAW TM 10-3510-226-10. Monitor for normal operation.
