Toto EcoPower TET2GB Installation And Owner's Manual page 19

CLEANING DIAPHRAGM AND FILTER
1. Remove the screws from the front cover
using the tamper resistant hex wrench
(provided).
2. Open the front cover carefully, and
disconnect the harnesses of the push
button and the sensor.
3. Move the front cover out carefully to
have the access to the flush valve body.
4. Turn the control stop clockwise to turn
off the water.
5. Disconnect the solenoid harness.
6. Remove the solenoid and take out the
diaphragm.
7. Check the small holes and sealing
area.
NOTE: See the illustration for disassembly.
NOTE: Do not stretch or alter the shape
of the spring in the solenoid valve
in any way. It will void the
warranty.
CHECKING SOLENOID
1. Make sure the batteries are properly placed and cables are connected.
2. With water supply turned off, place your hand in front of the sensor for 6 seconds.
3. Remove and listen for a "click" sound after 3 seconds. This indicates the solenoid
plunger has been activated.
BATTERY REPLACEMENT
A special lithium back-up battery is used. Replace
only with the included TOTO back up battery.
If a red light in the sensor window blinks with the
cycle of 4 seconds, it is time to replace the battery.
1. Remove the old battery.
2. Set the new battery at the proper position.
ADJUSTMENT OF THE FLOW RATE
1. Adjust the flow rate by the turning the control stop.
2. Turn the control stop clockwise to decrease the flow rate and turn the control stop
counter-clockwise to increase.
NOTE: Adjust so water amount is not excessive and waste can flow properly.
Sensor unit
Battery
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Solenoid
Spring
O-ring
Plunger
Cap
Diaphragm
Filter