Check fire extinguishing system temperature sensor - AR86.10-P-0124LFS

MODEL 222.1 

with CODE Z21 (Fire extinguishing system) 

Fig 1: Checking Fire Extinguishing System Temperature Sensor

Courtesy of MERCEDES-BENZ USA

	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	Clean
1	Clean front fire extinguishing system temperature sensor (B65) and rear fire extinguishing system temperature sensor (B65/1)	Do not use hard objects for cleaning, use compressed air. Otherwise the temperature sensors (B65, B65/1) can be damaged or the fire extinguishing system can be triggered. Protect temperature sensor (B65, B65/1) against physical shock and heat. Otherwise the fire extinguishing system can trigger. Soiled temperature sensors (B65, B65/1) can impair the function of the fire extinguishing system.
	Check
2	Check temperature sensors (B65, B65/1) and electrical feed lines for damage and check whether they are seated correctly in the brackets, replace if necessary