Technical Manual
MT 208-E
35
8.0 FINAL
OPERATION
8.1
CHECKING THE TIGHTNESS AND
SETTING
1)
Very slowly open the on/off valve upstream from the regulator
and, using a foam solution or the like, check:
• the tightness of the external surfaces of the regulator and of
the pilot
• the tightness of the internal surfaces of the regulator and of the
pilot
2)
Check the tightness of the regulator.
3) Open a bleed cock the atmosphere downstream from the
regulator to create a small gas flow.
4)
Fix the pilot regulation bolt until the desired set-point value is
reached.
5)
Close the bleed cock to the atmosphere.
8.2 START
UP
1)
Very slowly open the downstream on/off valve and, if necessary,
adjust the regulator setting by adjusting the the pilot screw
.
Tab. 8 MAINTENANCE WRENCHES FOR APERFLUX 101 PRESSURE REGULATOR
Combination
spanner
Adiustable
spanner
Box Spanner
15-17-18-19-20-22-24-
27-30
L. 300
12 -27
Hexagon Key
Flat head
screwdriver
Hexagonal T Key
6
1,2 x 6,5 x 150
6
O-ring Extraction
Tool
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