4
3. INSTALL BATTERY BOX AND SENSOR ASSEMBLY
B.
C.
Di.
Dii.
E.
Connect Solenoid cable
to sensor assembly
The TruFlush Sensor assembly is designed to work with two options:
- Hardwire and Battery as a back-up OR
- Only with Battery power connection.
A.
Install the supplied batteries into the battery box. See section 10 to install the batteries into battery box.
B.
Insert the Battery Box on the right side of the flushometer as shown
C.
Connect Battery Box D-shape connector to Sensor Assembly connector as shown.
NOTE.RED LED WILL START BLINKING WHEN POWER IS CONNECTED TO THE SENSOR ASSEMBLY
D.
Connect solenoid D-shape connector to sensor assembly.
E.
Mount the Sensor Assembly into the wall-bracket.
i.Align the 4 slots on the Sensor Assembly with the mounting pegs on the Wall Bracket.
ii. Slide the Sensor Assembly all the way down.
For Hardwire connection use.
i.
Using a wire stripper strip the two wire transformer connection from the conduit.
ii.
Insert the wire to the Blue Terminal Block provided with the Sensor Assembly
iii.
Tighten the terminal block screws using a flathead screwdriver 0.118” (3 mm) or smaller.
iv.
Connect the Blue terminal block to the two pins in the back of the Sensor Assembly.
IMPORTANT: SURGE PROTECTOR BEFORE THE TRANSFORMER IS RECOMMENDED
ii.
iv.
WIRING DIAGRAM
One EL-386 Transformer (sold separately) serves one (1) TruFlush
Closet/Urinal flushometer.
One EL-451 Transformer (sold separately) serves up to (10) TruFlush
with 18 gauge wire within 50 feet
One ELG-220 (220 VAC/6 VAC) Transformer (sold separately) serves
up to (8) TruFlush in parallel
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