
Regulators repair and maintenance
January 2011
Rev. Ell.B.B. / 1 Ed. B /12
10
2
nd
stage Ellipse Black Balanced:
disassembling
•
Use a 0,75 in. and a 0,67 in.
spanner to remove the low
pressure hose, holding the lock
nut steady with the former and
unscrewing the hose with the
latter;
•
By annual replacement it is
necessary to replace the O-
rings inside the hose;
•
Check the low pressure hose
for visible signs of wear, cuts or
abrasions, especially next to
the threaded connecting parts.
• Remove the low pressure hose