Siemens KION Service Manual page 107

KION / KION-i
E382 E392E 061 01 02 02
Leakage into the system
Technical error codes 9905 and in some cases also
9906 indicates a leakage into the system. Sources for
such leakage are: the Mushroom valves, the Gas
modules or the Instant O2 supply block. Check as
follows:
Mushroom valves:
1. Check that the mushroom valves are undamaged
and correctly mounted on the valve assembly
plate.
Fresh gas modules:
1. Connect the leakage detector to the vaporizer
magazine outlet connector (right connector).
2. Depress the vaporizer interlock.
3. If there is a pressure raise indicated on the
manometer, it may be a leakage into the system
from the gas modules AIR (N
Check the gas modules.
Instant O2 supply block:
1. Cancel the PuC. Check that the power switch is
in Standby.
2. Connect the leakage detector to the auxiliary
fresh gas outlet.
3. Open the auxiliary fresh gas outlet valve (lever in
horizontal position).
4. If there is a pressure raise indicated on the
manometer, it may be a leakage into the system
from the Instant O
Instant O Supply block.
2
Gas module for drive gas:
1. Cancel the PuC. Check that the power switch is
in Standby.
2. Disconnect the PEEP valve tube at Evac side.
3. Connect the leakage detector to the PEEP valve
tube. Refer to the illustration.
4. If there is a pressure raise indicated on the
manometer, it may be a leakage into the system
from the Drive gas module. Check the Drive gas
module.
Siemens-Elema AB
Troubleshooting
O) - BP or O - BP.
2 2
Supply block. Check the
2
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