Siemens Set CEM CERT, Operating Instructions Manual, Page: 103 / 128

Service and maintenance
9.2 Maintenance intervals
Set CEM CERT
Operating Instructions, 06/2021, A5E34491309-12
101
Maintenance work Device
label
Optio
n
Maintenance
interval in months
0.5 1 3 6 12 24
Sampling probe and sample gas line
Inspect, clean and, if necessary, change filter -WS1 C
Check temperature of the sampling probe -WS1 C
Clean sample gas line -EH1 S
Check temperature of the sample gas line -EH1 C
Measuring system
Inspect, clean and, if necessary, change filter -VFx C
Check lines downstream of cooler for condensate C
Check solenoid valves for proper functioning and
leaks -QVx S
Check the condensate tank for the presence of
condensate and empty if necessary -CT x C
Check BERO limit monitor for proper functioning -BS4 x C
Replace feed hose of the condensate pumps -EC1 C
Replace valves and diaphragm of the sample gas
pump -GP1 S
Check temperature of the sample gas cooler -EC1 C
Check cabinet air conditioning unit / cabinet fan /
cabinet heater -EC2
-GV1
-EH10
x S
Check measuring system for leaks C
Replace filter of the condensate trap -VF1/2 C
NO
x
converter -BC1 x C
Check temperature C
Check converter cartridge and replace if necessary C
Gas supply (calibration gas and zero gas) x
Check cylinder pressure C
Check pressure setting C
Analyzers (ULTRAMAT, OXYMAT,
SIPROCESS UV600) -BAx x
Calibrate full-scale value S* S* S* S* S* S*
Check for leaks S
Check connections S
Check display S
* This maintenance work is subject to legal requirements (see certificate of the measuring system)