Stern Trendy 1000 T Product manual

1
INSTALLATION AND MAINTENANCE GUIDE
ELECTRONIC LAVATORY FAUCET
TRENDY 1000 T

INDEX
1 TECHNICAL DATA
2 TEMPERATURE ALTERNATIVES
3 PACK CONTENTS
4 PRE-INSTALLATION INFO
5-6 FAUCET INSTALLATION
7 ADJUSTING THE MIXED WATER TEMPERATURE
8-9 LIMITING THE MAXIMUM TEMPERATURE
10 TYPE 3 VALVES INFORMATION
12 SETTINGS ADJUSTMENT
13 BATTERY REPLACEMENT (BATTERY MODELS ONLY)
14 MAINTENANCE
Filters cleaning instructions
Care and cleaning of chrome and special finishes
15 TROUBLE SHOOTING
16 SPARE PARTS
17 WARRANTY

1
TECHNICAL DATA
Power supply: 9 V battery or 9 V transformer
Min Operating Water Pressure: 1 bar (14.5 PSI)
Max Operating Water Pressure: 5.0 bar (72.5 PSI)
With water pressure of more than 5 bars,
use a pressure reducing valve.
Sensor range: 170 mm. Adjustable with remote control.
Minimum sensor range: 50 mm
Maximum sensor range: 350 mm
Security time: 90 seconds. Can be reduced with the remote
control.
Hot water temperature: Max 70˚C
Trendy 1000 TB 236900
Trendy 1000 TE 236910
For Type 3 valves the supply conditions under section: ‘Type 3 valves
information’ takes precedence over this information.

2
TEMPERATURE ALTERNATIVES
FIXED TEMPERATURE
Trendy 1000 T models includes a thermostatic mixer located in the faucet cap.
The mixer has been factory calibrated to 38°C.
Rotate the cap to the left to obtain cold
water and to the right to obtain hot
water.
MANUAL MIXER
To set a desired stable temperature:
Release the thermostatic mixing
cap by unscrewing the M4X6 screw
located behind the thermostatic cap,
using the 2mm Allen Key.
Set the desired temperature using a
thermometer and fasten the M4X6
screw all the way.
To regain the smooth rotation of the
cap, unscrew the cap bottom screw
partially.

3
PACK CONTENTS
Familiarize yourself with the part names and confirm that the parts are
included.
1x Faucet and attachments
2 x Filters
1x Allen key
9 V Battery box 9 V Transformer
B VERSIONS E VERSIONS

4
PRE-INSTALLATION INFO
CHECK CONTENTS
Separate all parts from the packaging and check each part with
the pack contents section. Pay attention to the different models
variations.
Make sure all parts are accounted for before discarding any
packaging material.
If any parts are missing, do not attempt to install your electronic
faucet until you obtain the missing parts.
PREPARATION FOR INSTALLATION
Flush water supply lines thoroughly before installing the faucet.
Do not allow dirt, Teflon tape or metal particles to enter the faucet.
Shut off water supply.
IMPORTANT
All plumbing is to be installed in accordance with applicable
codes and regulations.

5
FAUCET INSTALLATION
Step 1 – Preparation for mounting the faucet
PAY ATTENTION: FOR TYPE 3 VALVES, MAKE SURE THAT ALL SITE REQUIREMENTS
CORRESPONDS TO THE INFORMATION GIVEN IN SECTION: ‘TYPE 3 VALVES INFORMATION’
Shut off water supply and remove the
hexagonal nut, the disk and the gasket.
Do not remove the O-ring from the base
of the faucet.
Step 2 – Installing the faucet
1. Place the faucet with O-ring into the
hole in deck or lavatory. Make sure the
O-ring is located between the deck or
lavatory and the bottom of the faucet.
2. Secure the faucet to deck or lavatory
with the hexagonal nut.
Step 3 – Connecting the water supply
1. Connect the red flexible pipe to the hot
water supply and the blue flexible pipe
to the cold water supply.
Note: the flexible hoses are equipped
with check valves to prevent back flow
of water into the shut off valve.
2. Turn on the central water supply and
the shut-off valves (angle valves)
3. Check for leaks.
MAKE SURE THAT THE FILTERS ARE INSTALLED BETWEEN THE FLEXIBLE
PIPE AND THE SHUT OFF VALVE (ANGLE VALVE) (NOT SUPPLIED).

6
FAUCET INSTALLATION
Step 4 - Connecting the power source
1. Connect the power source:
a. For battery versions: install the battery box at
the wall underneath the sink using the two sided
adhesive foam facet. The cable connection
must point down.
b. For transformer versions: Plug the transformer
into the electricity socket and connect the
connectors.
2. Remove the protecting sticker that covers the
sensor and wait 10 seconds before activating
the faucet.
IF THE RANGE IS UNSATISFACTORY, REFER TO THE SECTION TITLED
“SETTING ADJUSTMENT”.
Note: Trendy 1000 TE/TB includes a special aerator that allows
you to adjust the water stream direction on site in order to
prevent water splashing if needed. To change the angle of
the water stream, simply move the adjustable tilting plate by
pressing it smoothly.

7
ADJUSTING THE MIXED WATER TEMPERATURE
The mixer has been factory calibrated to 38°C under ideal installation conditions.
Due to variations in site conditions, the mixed water temperature may need adjustments to
make sure that it is safe.
THE MIXER IS NOW CALIBRATED ACCORDING TO THE SITE SPECIFIC CONDITIONS.
1Unscrew the faucet cap screws and
remove the cap.
2
Proceed to achieve a 38°C temperature
by turning the spindle and measuring the
water temperature with a thermometer.
Note: Make sure always to use a
thermometer with proven accuracy.
3
Assemble the cap to 38ºC position making
sure that the 38ºC marking corresponds
to the marked line on the faucet body,
without moving the spindle.
4Screw the faucet cap screws and tighten
them.

8
LIMITING THE MAXIMUM TEMPERATURE
The mixer includes an internal temperature stopper that limits the maximum water
temperature the user can obtain. The internal stopper factory setting is 38ºC and can be
calibrated from 38ºC to 55ºC.
1Place the cap in the 38ºC position.
2
Unscrew the faucet cap screws and
remove the cap without changing the
position of the spindle.
3
Unscrew the stopper screw partially for
a medium resistance and locate it on the
minimum temperature position.
MINIMUM TEMPERATURE
POSITION
4Locate the cap in the 38ºC position.
Important: For type 3 valves in healthcare installations, the maximum mixed water
temperature (defined by the mixer internal stopper) should not exceed the 41°C limit as
determined by the application. Refer to section: ‘Type 3 valves information’ for more details.

9
LIMITING THE MAXIMUM TEMPERATURE
5
Fasten the upper spindle screw all
the way through and the bottom
cap screw partially for a smooth
rotation of the cap.
ALL THE WAY
THROUGH
PARTIALLY
6
Rotate the cap until you obtain the
desired maximum temperature
(with the help of a thermometer).
7
Return the cap to 38ºC position and
remove it by unscrewing the top
and bottom screws.
Note: make sure not to change the
spindle position while removing
the cap.
8Fasten the stopper screw all the
way through.
ALL THE WAY
THROUGH
9
Locate the cap in the 38ºC position.
Fasten the upper spindle screw all
the way through and the bottom
cap screw according to the site
conditions (see also page 2).

10
TYPE 3 VALVES INFORMATION
DESIGNATION
Trendy 1000TB HP-W Maximum temperature 41 °C
Trendy 1000TE HP-W Maximum temperature 41 °C
CONDITIONS FOR NORMAL USE (HP)
Maximum Static
Pressure (bar) 10
Flow Pressure,
Hot and Cold (bar) 1.0-5.0
Hot Supply
Temperature (°C) 52-65
Cold Supply
Temperature (°C) 5-20
Max. Temperature differential (°C) 50
MIXED WATER TEMPERATURE C˚
(at point of discharge)
Washbasin 41C˚ max.
Note: For washbasins, washing under running water is assumed.
COMMISSIONING
1. Check that the designation of the thermostatic mixing valve matches the intended application
(washbasin)
2. Check that the supply pressures are within the range of operating pressures for the designation of
the valve
3. Check that the supply temperatures are within the range permitted for the valve and by guidance
information on the prevention of legionella etc.
4. Adjust the temperature of the mixed water in accordance with the instructions in this manual and the
requirement of the application and then carry out the following sequence:
a) Record the temperature of the hot and cold water supplies
b) Record the temperature of the mixed water at the largest draw-off flow rate
c) Record the temperature of the mixed water at a smaller draw-off flow rate, which shall be measured
d) Isolate the cold water supply to the mixing valve and monitor the mixed water temperature
e) Record the maximum temperature achieved as a result of (d) and the final mixed temperature
Note: The final mixed water temperature should not exceed the values presented
in the below table
f) Record the date, equipment, thermometer etc. used for the measurements

11
TYPE 3 VALVES MAINTENANCE
Planned maintenance for Type 3 valves should include the ‘in service tests’ procedure detailed below as
well as the procedure detailed in the general ‘maintenance’ section.
The thermostatic cartridge does not contain any serviceable parts. Therefore, if it malfunctions a full
replacement of the cartridge is required.
IN-SERVICE TESTS
General
The in service tests are meant to monitor and record the continuing satisfactory performance of the
thermostatic mixing valve.
Procedure
1. Carry out step 4 (a) to (c) in the ‘Commissioning’ section. Make sure you are using the same equipment
or equivalent.
2. If the temperature has changed significantly from the last test results follow the next steps:
a. Record the change
b. Check if the filters are clogged and clean them accordingly (refer to section ‘Maintenance, filter
cleaning instructions’)
c. Check that the check valves located in the flexible hoses are in good working conditions.
Replace the flexible hose\s if necessary.
d. If the mixed water temperature still differs significantly, re adjust the mixed water temperature
(refer to section ‘Adjusting the mixed water temperature’).
3. If the temperature has not changed significantly, complete the procedure [Commissioning, step 4
(d) to (f)]
4. Pay attention to the final mixed water temperature recorded in Commissioning, Step 4 (e). If it
exceeds the maximum mixed water temperature stated in the ‘Maximum stabilized temperatures
recorded during site tests’, or if it exceeds the temperature of the last test by more than 2C˚ proceed
to the ‘troubleshooting’ section.
TYPE 3 VALVES INFORMATION
MAXIMUM STABILIZED TEMPERATURES RECORDED DURING SITE TESTS
APPLICATION MIXED WATER TEMPERATURE C˚
Washbasin 43 C˚max.

12
FUTURE IN-SERVICE
INTERVAL REQUIRED
12-15 WEEKS AFTER
COMMISSIONING TEST
6-8 WEEKS AFTER
COMMISSIONING TEST
12-16 weeks≤ 1 C˚≤ 1 C˚
12-16 weeks≤ 1 C˚ 1 C˚ > 2 C˚
12-16 weeks 1 C˚ > 2 C˚≤ 1 C˚
6-9 weeks 1 C˚ > 2 C˚ 1 C˚ > 2 C˚
6-9 weeks≤ 2 C˚≤ 2 C˚
Note: Intervals of in-service tests can be set to the maximum specified in this table following 2-3 in-
test results with a change in the mixed water temperature no larger than 1 C˚.
Commercial
TYPE 3 VALVES INFORMATION
TEST FREQUENCY
Final mixed water temperature Every 6 month
In-service test procedure Every 12 month
IN-SERVICE TESTS FREQUENCY
Healthcare
The in-service tests should be followed 6 to 8 weeks and 12-15 weeks after commissioning.
The results of these two tests combined, determines the frequency for future in-service tests as follows:

13
SETTINGS ADJUSTMENT
TEMPORARY OFF FUNCTION
DELAY IN TIME
DETECTION RANGE DELAY OUT TIME
RESET
LOCK OUT TIME
Adjusting the settings with the remote control
If necessary, the sensor settings can be adjusted as following:
Shut off the water supply. In order to adjust the sensor with the remote control,
hold the remote control straight in front of the sensor in a distance of about
6-8” (15-20cm). Choose the function you want to adjust by pressing once on
one of the function buttons. After pressing once on a specific function button, a
quick flashing of the red light at the front of the sensor will occur. At this stage,
you can change the setting by pressing the (+) or the (-) buttons, every push will
increase or decrease one level. After finishing the adjustment, turn the water
supply back on.

14
SETTINGS ADJUSTMENT
DETECTION RANGE: Only if necessary, use the remote control
to adjust the sensor range as follows:
Press the RANGE button. Wait until a quick flashing of the red light
of the sensor eye is perceived. Then, press + to increase the one
level and – to reduce it every push will increase or decrease
one level.
Note: Once you have changed the detection range with the remote control,
this distance will be remembered by the sensor, even if the power source is
disconnected.
SECURITY TIME:The Security time, prevents continuous running
of water due to reflections or vandalism. By default, if the sensor
is covered for more than 90 seconds the water flow will shut
automatically. To resume regular operation any obstruction must
be removed.
Press the SEC button. Wait until a quick flashing of the red light of
the sensor eye is perceived. Then, press + to increase the security
time and – to reduce it.
DELAY IN TIME: It is recommended to change the delay in time for
flush valves for urinals or toilets only.
If required, the delay in time can also be modified in faucets as
follows:
Press the IN button. Wait until a quick flashing of the red light of
the sensor eye is perceived. Then, press + to increase the delay in
time and – to reduce it.
DELAY OUT TIME: This button allows modifying the water flow
time after the user removes his hands from the faucet. A delay out
time close to 0 will save more water. An increased delay out time
will make the user experience more comfortable.
If required, the delay out time can be modified as follows:
Press the OUT button. Wait until a quick flashing of the red light of
the sensor eye is perceived. Then, press + to increase the delay
out time and – to reduce it.

15
SETTINGS ADJUSTMENT
TEMPORARY OFF FUNCTION: This function is ideal to perform any
kind of activity in front of the sensor without operating the system
(for example, cleaning).
The faucet will remain shut for 1 minute when this button is
pressed once. To cancel this function and to return to normal
operation press the On/Off button again or wait 1 minute.
RESET BUTTON: This function restores all the factory settings
except for the sensor range. If required, press the Reset button
and without releasing it, press the + button once.

16
BATTERY REPLACEMENT
Battery models only
When the battery weakens, the red indicator light will blink at a
constant rate. The battery must be replaced within two weeks.
To replace the battery at battery models:
1. Close the water supply
2. To reach access to the battery, unscrew the set screw located at
the underside part of the Trendy 1000 body using the 2mm Allen key
provided.
3. Disassemble the sensor cap.
4. Remove the old battery, disconnect from the battery connector and
take out the battery cover protection.
5. Replace the used battery with a new 9V battery.
6. Carefully place the battery inside the body and reassemble the
electronic unit connector to the battery.
Important: Spent batteries should not be disposed of with
normal household waste. Contact your local authority for
information on waste disposal and recycling.

17
MAINTENANCE
Filter cleaning instructions
This faucet is provided with two stainless steel filters preventing foreign particles
to enter the lines. If the water flow has decreased, this may be because the
filters are clogged. The filters can be cleaned as follows:
1. Shut-off the water and shut-off the valve.
2. Disconnect the flexible pipes
3. Remove the filters and wash them under running water
4. Reassemble the parts
5. Reconnect the flexible pipes and restore the incoming water supply
6. Make sure that there is no water leakage.
Care and cleaning of chrome and special finishes
DO NOT use steel wool or cleansing agents containing alcohol, acid, abrasives,
or the like. Use of any prohibited cleaning or maintenance products or
substances could damage the surface of the faucet. For surface cleaning of
faucet us ONLY soap and water, then wipe dry with clean cloth or towel. When
cleaning bathroom tile, the faucets should be protected from any splattering of
harsh cleansers.

18
TROUBLE SHOOTING
SOLUTIONCAUSEINDICATOR PROBLEM
Replace battery.Low battery.
1.Sensor flashes
continuously when
user’s hands are within
the sensor’s range.
No water
coming out of
the faucet:
Increase the range.1. Range is too short.
2. Red light in the sensor
does not flash when
user’s hands are within
the sensor’s range.
Decrease the range.2. Range is too long.
The battery must be replaced.
3. Battery is completely used up
4. Unit is in “Security Mode”*
Eliminate cause of reflection.
5. Sensor is picking up reflections from the
washbasin or another object.
Connect the electronic unit
connectors to the solenoid.
1. Connectors between the electronic unit and
solenoid are disconnected.
3. Red light in the sensor
flashes when user’s
hands are within the
sensor’s range. Reduce the supply water
pressure.
2. The water supply pressure is higher than
8 bar.
Clean or eliminate case of
interference.
1. Sensor is dirty or covered.**
Red light in the sensor
does not flash when
user’s hands are within
the sensor’s range
Water flow
from spout
does not stop: Decrease the range or
eliminate cause of reflection.
2. Sensor is picking up reflections from the
washbasin or another object
Remove, clean, re-installFilter or aerator is clogged
Water flow
diminished:
Replace the flexible hose/s.
One or both check valves located at the flexible
hoses are not working properly.
The final
mixed water
temperature
during Type
3 valves
in-service
tests exceeds
the limit of
43 C or the
temperature
of the last
test by more
than 2C
Remove, clean and re-install
the Filter/s (refer to section
‘Maintenance, filter cleaning
instructions’)
One or both filter/s is/are clogged
Adjust the hot and cold water
pressures according to the
2 bars pressure difference
limitation.
The difference between the hot and cold water
pressures exceeds 2 bars
* “Security Mode”: If the sensor is covered for more than 90 sec. the faucet will automatically shut off
water flow. To return to normal operation remove any blockage.
** In this case, the water flow will stop anyway after 90 seconds because of the security time.