A.R.I. D015 EN - Manual (Page 3)

D. Troubleshooting
PROBLEM CAUSE SOLUTION
Leak
From the
Small
Orifice a. Dirt
particles
stuck in
the orifice
a. Shut the isolating valve, wait a
minute, and open it again, very
fast. If leaking continues, go to b.
b. Shut the isolating valve,
Unscrew the cover bolts of the
automatic air valve, slowly, to
release accumulated pressure.
Remove the plastic cover with a
screwdriver and clean the orifice
with flowing water and with a
thin copper wire. Wash the inside
of the body, the float, and the
Rolling), with clean water b. Rolling
Seal torn
c. Check to make sure the Rolling
Seal is unharmed (not torn or
cracked). Replace the Rolling
Seal if needed.
Leak
From the
Large
Orifice Dirt particles
stuck on the
orifice seal, a. Shut the isolating valve, wait a
minute, and open it again, very
fast.
If leaking continues, go to b.
on the orifice
seat,
b. Shut the isolating valve, unscrew
the
or on the
float.
air valve cover bolts, remove the
cover, and remove float. Check if
the seal, the seat, or the float are
dirty, and clean them.
A.R.I
FLOW CONTROL ACCESSORIES
Tel. 972-4- 6761980 Fax.972-4- 6763402