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10.10 Replacing the measuring bank
1.
Remove the two fastening screws on the underside of the exhaust-gas analyzer module.
2.
Remove the four fastening screws on the rear of the exhaust-gas analyzer module.
3.
Remove all hose lines from the measuring bank.
4.
Disconnect all connectors from the motherboard of the measuring bank.
5.
Unscrew the three fastening screws for the measuring bank from the underside of the exhaust-gas analyzer module.
6.
Insert the new measuring bank and secure by screwing the three fastening screws into the underside of the exhaust-gas analyzer
module.
7.
Push all hose lines back onto the measuring bank.
8.
Insert all connection cables in the measuring bank PCB.
9.
Fasten the exhaust-gas analyzer module by securing the four fastening screws in the rear of the unit.
10. Fasten the exhaust-gas analyzer module by securing the two fastening screws in the underside of the unit.
Perform the following adjustment work:
Leak test, Section 10.7
Check the measuring accuracy of all three infrared components, Section 4.3
Check cross sensitivity to water vapour, Section 10.12
10.11 Install new O
sensor
2
! After unpacking the new O
for at least 30 minutes. Only then can correct zero calibration and measurement be
guaranteed.
1.
Unscrew the cap for the O
2.
Pull off the connection cable and unscrew the O
3.
Screw the new O
sensor securely in place by hand. Do not use tools and do not use
2
excessive force.
4.
Execute the installation routine for the
new O
sensor.
2
5.
In the Function menu, open the Test
functions submenu.
With the o and u keys, select the
6.
menu Install new O
sensor.
2
Confirm with E or by clicking Next.
7.
The data from the last O
are displayed.
8.
Start the evaluation of the new O
sensor.
sensor, allow it to be preconditioned to the ambient air
2
sensor from the back of the unit.
2
sensor.
2
calibration
2
2
75
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