R-30 Y
5. TROUBLESHOOTING
Problem
Cause
Check
Solution
Valve does not open
1.
The inlet pressure is
too low
1.
Check the inlet
pressure
1.
Make sure that the water supply
(or the pump) is switched ON.
2.
The outlet
2
-way ball
valve (
2
A) is closed
2.
Check the outlet
2
-
way ball valve
position (
2
A).
2.
Open the
2
-way outlet ball valve
(
2
A).
3.
The float valve (
5
) is
stuck
3.
Check for free
movement of the
float valve's arm (
5
A)
3.
Remove obstacles to the arm's
movement.
4.
The float Valve (
5
C) is
clogged
4.
Check for free flow
through the float
valve (
5
C) while the
float valve's arm (
5
A)
is down.
4.
Clean the float valve (
5
C) water
passage.
5.
The lower Stopper
(
5
E) is detached
5.
Check the lower
stopper (
5
E) state
5.
Recalibrate and lock the lower
stopper (
5
E).
Valve does not close
1.
The inlet
2
-way ball
valve (
2
) is closed
1.
Check the Inlet
2
-way
ball valve position (
2
).
1.
Open the
2
-way Inlet ball valve (
2
).
2.
The diaphragm is
damaged
2.
Check the
Diaphragm's Integrity.
2.
Turn off the water supply to the
valve, remove the bonnet and
replace the diaphragm.
3.
The inlet
2
-way ball
valve (
2
) is closed
3.
Check the Inlet
2
-way
ball valve position (
2
).
3.
Open the
2
-way Inlet ball valve (
2
).
4.
Blocked restriction
orifice (
4
).
4.
Check for clear flow
path through the
orifice (
4
).
4.
4
. Shut off the water supply to the
valve and remove the restriction
orifice (
4
). Clean or replace the
orifice (
4
).
5.
The upper Stopper
(
5D
) is detached
5.
Check the Upper
Stopper (
5
D) state
6.
5
. Recalibrate and lock the upper
stopper (
5D
).
6.
Blocked self-flushing
filter (
3
).
6
.
Check that the self-
flushing filter (
3
) is
clean.
6
. Shut off the water supply to the
valve, remove the finger-filter (
3
) and
clean or replace it.
