1
ET3-M SMART DEMAND URINAL FLUSH VALVE TROUBLESHOOTING YOUR INSTALLATION
Initial Checks
•
C
HECK WATER SUPPLY
;
•
U
NPLUG ALL CABLES
,
(
TAKING CARE TO UNSCREW ALL CONNECTIONS FULLY PRIOR TO
DISCONNECTION
)
LEAVE UNPLUGGED FOR
5
MINUTES
(
THIS GIVES THE ELECTRONICS A CHANCE TO
RESET
)
BEFORE RECONNECTING EVERYTHING CAREFULLY IN THE CORRECT ORDER
(
SEE DIAGRAM
BELOW
)
W
ARNING
-
ELECTRONICS WILL BE DAMAGED IF CONNECTED OR DISCONNECTED
INCORRECTLY
;
•
E
NSURE SCREWED COLLAR CONNECTIONS ARE TIGHT
(
DO NOT OVERTIGHTEN
);
•
I
F URINAL HAS BEEN OPERATING CORRECTLY FOR SOME TIME
AND HAS SUDDENLY STOPPED
–
LIKELY
CAUSE IS NO POWER
.
TO CONFIRM
-
CHANGE BATTERIES
,
UNIT SHOULD FLUSH
.
CHECK MAINS POWER
SUPPLY
/
HOTPOINT AS FLUSH VALVE MUST BE MAINS POWERED WITH BATTERY BACK
-
UP
;
IT IS NOT
DESIGNED TO RUN ON BATTERY ONLY
;
•
I
F NEW INSTALLATION
-
CHECK THAT IT HAS BEEN INSTALLED CORRECTLY
,
IN ACCORDANCE WITH THE
INSTALLATION MANUAL
.
•
^
I
N
-
CEILING INSTALLATIONS
–
FLUSH VALVE MUST BE INSTALLED VERTICALLY
.
COPPER PIPE MUST BE
USED BETWEEN SOLENOID AND URINAL
;
IT MUST BE VERTICAL AND STRAIGHT
.
CHECK THAT NO FLEXI
-
HOSE HAD BEEN USED AND THERE ARE NO BENDS
/
KINKS OR HORIZONTAL SECTIONS OF PIPEWORK
.
INCORRECT INSTALLATION CAN SLOW
/
IMPEDE THE FLOW OF WATER FROM THE SOLENOID TO THE
URINAL AND OVER THE SENSOR ACTIVATION ZONE
,
CAUSING RE
-
FLUSH ONCE CONFIRMATION TIME IS
COMPLETE
.
IF PROBLEMS PERSIST
–
CONSIDER INSTALLATION OF AIR
-
BREAK VALVE
(
RECOMMENDED
).
