multi EA 5000
Maintenance and care
139
14.5 Replacing the hose connections
Check the hose connections regularly for leaks. Remove and replace faulty hoses and
hose connections. Check the system for leaks after maintenance (→ "Checking the sys-
tem for leaks"
142).
When replacing Fingertight screw connections, observe the following:
¡
Only use straight cut, round and unpinched hose ends for the connection.
¡
Slide the conical nipple with the conical side towards the banjo bolt onto the hose.
¡
The conical nipple and hose end must be flush.
1
2
3
Figure 66Replacing the Fingertight connections
1 Hose
2 Banjo bolt
3 Conical nipple
14.6 Replacing the septum on the injection port
In vertical operation mode, the septum on the injection port of the combustion tube
must be replaced if it is worn out, as this leads to leaks in the system.
Figure 67Replacing the septum on the injection port of the combustion tube
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Open the device door. Flip the toggle switch of the pneumatic seal up to open the
auto-protection valve assembly.
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Remove the cover from the top of the basic module.
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Unscrew the screw cap of the combustion tube.
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Check that the quartz wool plug is still in the proper position in the inner tube of the
combustion tube.
