Service manual

Chapter 5 Test and Material List

Note Neither the mainstream nor the sidestream module can be calibrated. Only the

overall performance and accuracy is checked. If the Co2 module fails the tests it should be

replaced.

Figure 5-7 Factory Maintain Menu Figure 5-8 CO2 check menu

5.5 AG CALIBRATE

5.5.1 AG Check

1、Using T-piece to connect the watertrap and Agent steel bottle well. One of the T-piece ports

must be vented to atmospheric pressure.

2、Select ‘MEASURE’ from work mode item in “AG SETUP” menu, then set pump rate ‘low’

and wait for 10 minutes after the warm up information disappears.

3、Enter ‘CALIBRATE’ menu, then open AG bottle and press the ‘VERIFY ACCURACY’ item.

Figure 5-9 AG Check Menu

4、Observe the display value after 1 minute. The agent concentration accurate should be less than

±5%.