IM-P537-01
EMM Issue 1
58
Pressurised Thermophysical deaerator with operator manual for the control unit
7.4 Recommended inspections
The following table summarizes the recommended time intervals for unit inspections. For more detailed
information on the unit's components, please refer to the relevant technical specifications.
Inspection
Based on
specification
Every
day
Every
week
Every
month
Every
3
months
Every
6
months
Every
year
Every
2 years
Control valves
Steam pressure
Pressure gauges
Thermometers
Pneumatic
connections
Electrical
connections
Safety valves
Shut-off valve
Safety circuit
Filters
Other
7.5 Scheduled Spirax Sarco maintenance.
Upon request, Spirax Sarco can provide scheduled maintenance contracts with the following operations.
The maintenance contract generally provides for two visits per year.
Type of inspection
Every
6
months
Every
year
Every
2 years
Disassembly of control valves, cleaning, visual inspection of inside parts
Visual inspection of positioners/converters and actuators
Visual inspection of electrical connections and terminal blocks
Checking the sealing of the electrical connection
Replacing valves seals and packing glands
Checking and setting of valve/actuator/positioner
Pump control (if any)
Checking pressure, level and PLC transmitters (if any)
Functional control of PLC and switches and safety devices