TECHNO-GAZ Master Flux Plus Instructions For Use Manual page 51

8.2 Scheduled maintenance

Before using the device make sure that the BAG, the SPIRAL TUBE and the
MASK KIT are intact.
If MASTER FLUX has not been used for over a month make before an
operational check.
MASTER FLUX plus is complete with security parts that are regulating the correct check of
the device. Anyhow we recommend to check the functioning of the device doing the
periodical standard tests.
- Function test: check that the device is working properly accordingly the instructions listed in
par. 7.1 'Instruction for use'
- Check the floating balls in the graduated columns; they must be able to rotate on
themselves and move free in the measuring cone when regulating the flow. Be also sure that
the set values are stable.
- Check the button FLUSH: press it and check that the N2O floating ball is going to 0 (zero),
oxygen on the other hand must reach max providing level. Leave o2 FLUSH button: the O2
supply must be interrupted.
- Check the hold of N2O supply. Choose gas supply at 50% concentration. Close the bottle
as if the bottle would be empty. Check that after some seconds the N2O supply is completely
stopped.
- Check for leaks: Close the "FLOW" knob . Open the valves on the Oxygen and Nitrous
oxide cylinders and read the values provided by the pressure gauges. Close the cylinder
valves. Wait ~ 5 minutes and read the new values displayed on the pressure gauges. If the
values are the same, the device does not have any leaks.

Use original parts and accessories only
PRESSURE REDUCERS
FOLLOW THE INSTRUCTIONS PROVIDED IN THE MANUALS OF THE DEVICES.
ENGLISH
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