Measures Following Maintenance; Troubleshooting; Safety Notes For Troubleshooting - Linde C12hv Instructions For Use Manual

8.4. MEASURES FOLLOWING MAINTENANCE

THE FOLLOWING STEPS MUST BE PERFORMED WHEN THE MAINTENANCE WORKS HAVE BEEN COM-
PLETED AND BEFORE SWITCHING ON THE SYSTEM.
1. Make sure that all tools, materials and other equipment have been removed from work area.
2. Clean the work area and remove any spilled substances, e.g. liquids, processing material or similar.
3. Make sure that safety relevant components are working perfect.
The following steps must be performed when the maintenance works have been completed and before
EN
switching on the system.
1. Make sure that all tools, materials and other equipment have been removed from work area.
2. Clean the work area and remove any spilled substances, e.g. liquids, processing material or similar.
3. Make sure that safety relevant components are working perfect.

9. TROUBLESHOOTING

The following section describes possible causes of malfunction and how to eliminate them. If malfunctions
occur with increasing regularity, shorten the maintenance intervals to refl ect the actual load. If malfunctions
occur that cannot be eliminated with the following help, please contact the manufacturer.

9.1. SAFETY NOTES FOR TROUBLESHOOTING

In any case of malfunction, the shut-o valves oft he connected gas cylinder, gas container or bundle must be
closed. Never operate devices with malfunctions under pressure.
WHAT TO DO IN CASE OF MALFUNCTION:
1. Interrupt and ensure gas supply.
2. Depressurize pressure regulators and close valves.
3. Only trained technical sta may eliminate malfunctions.
4. Restore component to its original state.
Description
No Flow
(Inlet Gauge
shows pres-
sure, outlet
gauge not)
No Flow (Inlet
and Outlet
Gauge show
„0")
No Flow
Increase of
outlet pressure
& relief valve
opens
Slight increase
of outlet pres-
sure & relief
valve does not
open
Reason Solution
Pressure Open pressure
Regulator is regulator slowly
closed Close purge
valve
Cylinder Valve Initial Start- Up
closed Pro- see point 6
cessgas Valve Installation and
closed Pres- initial start-up
sure Regulator
closed Cylin-
der coil/ hose
not connected
Handwheel Open hand-
closed wheel slowly
Leakage in Repair by
pressure regu- manufacturer
lator seat
Inlet pressure No failure, nor-
drop mal operating
state
24/56
Valve Cylinder Line
Regulator Regulator
Gas
Supply Panel