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Repair Parts and Maintenance Guide

TruFlush Hardwired/Battery 

Flushometers

The information contained in this document is subject to change without notice.

O.

Activate Flushometer by pressing the 

flush 

Button.

P.

Adjust water flow as needed (See Section 

4

).

Q.

Put down the 

pcb

 Assembly Override Button.

R.

Install Wall Plate.

4

.. ADJUST WATER FL

OW

A.

Disconnect Flushometer Solenoid connector from the 

pcb

 Assembly. Pull on end connector to prevent damage to wires.

B.

Lift the 

pcb

 Assembly Override Button up to access the activation assembly.

C.

Open water flow by turning activation assembly slowly COUNTERCLOCKWISE using adjusting tool and a screwdriver or a 

wrench.

MAKE SURE SOLENOID CONNECTOR GOES THROUGH THE 

CENTER OF THE ADJUSTING TOOL TO AVOID DAMAGE TO THE 

CABLE.

!!! NOTE !!!

MAKE SURE FLUSHOMETER SOLENOID CONNECTOR IS 

DISCONNECTED FROM 

pcb 

ASSEMBLY EVERY TIME 

BEFORE ROTATING ACTIVATION ASSEMBLY.

D.

Connect Flushometer Solenoid connector to the 

pcb

 Assembly.

E.

Activate Flushometer by pressing the Override Button.

F.

Adjust Activation Assembly after each flush until the flow rate delivered properly cleanses the fixture (turn 

CLOCKWISE

 to lessen flow

and

 

COUNTERCLOCKWISE

 to increase flow).

 

THE FLUSHOMETER IS ENGINEERED FOR QUIET OPERATION. 

EXCESSIVE WATER FLOW CREATES NOISE, WHILE TOO 

LITTLE WATER FLOW MAY NOT SATISFY THE NEEDS OF THE 

FIXTURE. PROPER ADJUSTMENT IS MADE WHEN PLUMBING 

FIXTURE IS CLEANSED AFTER EACH FLUSH WITHOUT 

SPLASHING WATER OUT FROM THE LIP AND A QUIET 

FLUSHING CYCLE IS ACHIEVED.

!!! IMPORTANT !!!

THE ACTIVATION ASSEMBLY SHOULD NEVER BE OPENED TO 

THE POINT WHERE THE FLOW FROM THE VALVE EXCEEDS 

THE FLOW CAPABILITY OF THE FIXTURE. IN THE EVENT 

OF A VALVE FAILURE, THE FIXTURE MUST BE ABLE TO 

ACCOMMODATE A CONTINUOUS FLOW FROM THE VALVE.

!!! IMPORTANT !!!

Decrease Flow

Increase Flow

Pass Solenoid Cable 

through to avoid damage

UNDER NO CIRCUMSTANCES SHOULD THE SOLENOID BE 

REMOVED OR ADJUSTED.

!!! NOTE !!!

!!! NOTE !!!

5

..

DEFAULT AND LITE MODE

The 

pcb

 assembly comes with Default Mode out of the box which works for almost all site conditions. If the flushometer is dispensing too 

much water and the Inlet supply pressure is too high i,e higher than 3-4 bar then the programming inside the 

pcb

 can be switched from 

Default mode to Lite Mode

 for better performance.

NOTE: HIGH INLET SUPPLY PRESSURES CAN CAUSE SPLASH 

WATER 

ISSUES. PLEASE REVIEW THE 

WATER CLOSET INSTALLTION MANUAL FOR THE OPTIMUM WORKING PRESSURE

.

A.

To switch to lite mode press and hold the half flush button for 20 sec, red led will light up for 1 sec to indicate that the mode

 

has 

been changed successfully.

B.

To Switch back to default mode press and hold full flush button for 20 sec, red led will light up for 1 sec to indicate that the

 

mode 

has been changed successfully.

4

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