V/D
S
ERIES
R
EGULAR TESTS AND MAINTENANCE
Revision: 2.1 5-5
Steam generation
Heater Power consumption
Heater contactor Check Chapter 4.1.14
Heater element duct Check for leaks Chapter 3.8
Safety temperature
limiter (STL)
Check function, check seating Chapter 3.8
Electrical screw
connections on load
circuit (heating flow
circuit)
Tighten
Tab. 4: Maintenance tasks on the steam generator
Other maintenance tasks
Flow monitor Check function Chapter 3.8.3
Wiring, earth connection Check and test
Parameter settings Check Chapter 8
Pressure transducer Check function and display
No-return valve Check function, check for leaks
E-Box fan Check for smooth running
Aquastop Check function, replace battery
Tab. 5: Other maintenance tasks
Test run and calibration
Test run Perform standard run under
typical operating conditions for the
customer
Check function, check for leaks
Chapter 3.4.3
Temperature/pressure
display
Compare with external test
equipment and calibrate, when
necessary
- With Systec service
software:
Chapter 6.2.7
- Using the display:
Chapter 5.2
Tab. 6: Maintenance tasks for the test run and calibration
Water supply
Carbonate hardness of
unprocessed water
Check Chapter 2.4.1
Cooling water Check pressure Chapter 2.4.2
Water supply hoses, sieve Check for firm seating
Drain hose Check layout
Water feed pump Check function, noise Chapter 3.8.3
Demineralised water inlet
valve
Check function
Chapter 3.8.1
Pressure reducer Check function and setting Chapter 3.7.2
Tab. 7: Maintenance tasks for the water supply
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