Zenith HydroTap G4 User manual

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 1 of 28
HydroTap G4
User Guide
®
• Tap Operation..................(Pages 2-10)
• LCD Screen & Menu .......(Pages 11-22)
• Maintenance.................... (Pages 23-26)
• Home Menu Icons............(Page 27)
• Contact details.................(Page 28)
Date of Installation.........../........../...........
Affix Model Number Label
Here
801912NZ
BCS Commercial

Page 2 of 28 801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00
The safety lock feature is provided to prevent boiling water flowing if the hot
lever is inadvertently operated.
This function can be activated and deactivated from either the Tap or from the
touch screen display (Located on the unit in the cupboard).
3. Tap Safety
HydroTap Classic
To set the tap safety setting: (Classic; Elite &
All-In-One taps)
1. Press [MENU] button for main
menu.
2. Press [Setting] button.
3. Press [Safety] button.
4. Press button YES / NO to
allow or disallow the safety
setting to be changed on the
tap.
Note: The Factory setting is set at YES
A
B
C
A
To activate the safety
for Classic, Elite & AIO)
(From the tap):
After selecting to allow the safety setting
from the menu screen. Place a finger on
the safety lock, then depress the Classic
Blue/Chilled lever or touch the Elite Blue/
Chilled Button, while keeping both fingers
in position for more than ten seconds.
The Classic safety lock indicator light will
now be illuminated or the Elite lights will
flash, momentarily.
To deactivate the safety
(From the tap):
First place a finger on the safety lock, then
depress the Classic Blue/Chilled lever or
touch the Elite Blue/Chilled Button, while
keeping both fingers in position for more than
ten seconds. The Classic safety lock indicator
light will now extinguish or the Elite lights will
flash, momentarily.
To control the safety
(From the touch screen):
(See page 22)
For Hot Isolation:
Not for HydroTap Arc/Cube, (see page 22)
Elite Tap
Safety Lock

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 3 of 28
Elite Tap:
The Elite tap uses touch
sensitive controls, to dispense
Boiling, Chilled and Sparkling
water.
When operating the tap,
ensure the touch surface is dry
as moisture may interfere with
the sensor touch control.
The safety lock can be con-
trolled from either the tap or
from the touch screen display
in the same way as the Classic
tap (See page 2)
Boiling Button Chilled Button
Safety Lock
3. Tap functions
All-In-One Tap:
The top of the All-In-One tap is operated the same as a Classic HydroTap.
The two levers are used for
dispensing Boiling, Chilled and
Sparkling water. The safety button
operating in the same way as on
the HydroTap.
The Mixer tap lever is operated
as a classic ‘Flick Mixer’. The hot
side is marked with a red mark
and the cold side with a blue
mark, for dispensing cold to warm
water.
Lifting the handle up will decrease
the flow rate and lowering the
handle will increase the flow rate.
Lift the handle all the way up to
turn the tap off.
When the handle is moved
towards the blue mark, the temperature is decreased and when moved
towards the red mark, the temperature is increased. The final temperature
will be dependant on the temperature of the incoming cold water.
For convenience, the spout may be swivelled, left or right through 120°.

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3. Tap functions
MixerTap:
Lifting the handle up will
decrease the flow rate and
lowering the handle will
increase the flow rate. Raise
the handle all the way up to
turn the tap off.
When the handle is moved
towards the BLUE mark, the
temperature is decreased
and when moved towards the
RED mark, the temperature
is increased. The final
temperature will depend
on the temperature of the
incoming cold water.
On powerup, wait 30secs.
for the unit to calibrate itself.
Tapping the select button will
allow the choice of Boiling
(RED) with safety, Chilled
(BLUE) or Sparkling (WHITE)
water mode. The Arc/Cube
control may be rotated in a
forward or reverse direction
to dispense Boiling or Chilled
water.
The rotary control is spring
loaded in the anticlockwise
direction and when released,
will return to the OFF position.
When rotated clockwise the
tap operates in a “Pot fill”
mode. Water will flow from
between 5 and 15 seconds
(This is user adjustable). To
reset, return the handle to the
“Off” position and repeat the
step. The lever has to be manually returned to the “Off” position.
After activating the Boiling mode, all the lights will flash for 2 seconds, during
which time you may dispense water. When the rotary control is returned to the
Off position the light will continue to flash for an additional 3 seconds, allowing
you to dispense more water.
When unattended, the control light will automatically default to the Chilled
(BLUE) mode after 30 seconds.
Rotary control
Select Button
Safety Lock
HydroTap Arc/Cube:

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 5 of 28
Arc/Cube Tap
3. Tap operation
HydroTap Classic and
All-In-One taps:
Depressing the “Blue” lever allows the
dispensing of chilled water. Pulling
forward the Blue lever allows the
tap to operate in a “no-touch” mode.
Water will flow from between 5 and
15 seconds (This is user adjustable).
To reset, return the handle to the “Off”
position and repeat the step. The lever
has to be manually returned to the
“Off” position.
NOTE:
Chilled water will not be dispensed,
if the safety button is accidentally
covered.
Elite Tap:
Touching the chilled button allows the
dispensing of chilled water.
Elite Tap
Press or pull lever
Classic Tap
Safety Lock
Indicator
light
To dispense chilled water:
HydroTap Arc/Cube:
If not showing BLUE, tap the select
button until the indicator light turns
BLUE.
Rotating the control, when the indica-
tor light is BLUE, allows the dispensing
of chilled water.

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3. Tap operation
To dispense Boiling water: (With the safety ON)
HydroTap Classic:
Depress the Red lever, while simultaneously covering the safety lock button
with a second finger. These two actions need to occur simultaneously within
2 seconds for the successful dispensing of boiling water.
Elite Tap:
Place one finger on the safety lock, then touch the boiling button with a
second finger while keeping both fingers in position.
These two actions need to occur simultaneously within 2 seconds for the
successful dispensing of boiling water.
HydroTap Arc/Cube:
Tap the select button until the indicator light turns RED. Then tap the safety
button twice until the RED light flashes (This will flash for aprox 2 seconds).
Boiling water may be dispensed by rotating the control while the RED light is
flashing.
To dispense boiling water: (With the safety OFF)
HydroTap Classic:
Depressing the Red lever allows the dispensing of boiling water.
Pulling forward the Red lever allows the tap to operate in a “no-touch” mode.
Water will flow from between 5 and 15 seconds (This is user adjustable).
To reset, return the handle to the “Off” position and repeat the step. The lever
has to be manually returned to the “Off” position.
Elite Tap:
Touching the boiling button allows the dispensing of boiling water.
HydroTap Arc/Cube:
Tap the select button until the indicator light turns RED.
Rotating the control , when the indicator light is RED, allows the dispensing of
boiling water.

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 7 of 28
Tap operation
HydroTap Classic and
All-In-One taps:
Depressing both the ‘Red’
and the ‘Blue’ levers allows the
dispensing of Sparkling water.
Pulling forward both levers
allows the tap to operate in a in
a “no-touch” mode. Water will
flow from between 5 and 15
seconds (This is user adjusta-
ble). To reset, return the handles
to the “Off” position and repeat
the step. The levers have to be
manually returned to the “Off”
position.
Operate both levers together
To dispense Sparkling water:
HydroTap Arc/Cube:
Tap the select button until the
indicator light turns WHITE.
Rotating the control , when the
indicator light is WHITE, allows
the dispensing of sparkling
water. When unattended, the
control light will automatically
default to the Chilled (BLUE)
mode after 30 seconds.
Elite Tap
Arc/Cube Tap
Safety Lock
Indicator
light
HydroTap Classic
Elite Tap:
Touching both the boiling and
chilled buttons simultaneously
allows the dispensing of spar-
kling water.

Page 8 of 28 801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00
Tap lights
Warning: (All)
Flashing warning light:
When the indicator light flashes fast and
continuous, a system fault has occurred.
Check for details on the faults screen. If
unable to rectify, call a qualified service
agent.
Blue Chilled Water Light:
(Not available on Elite)
On all the time:
This indicates that the temperature of the chilled water is within the set
temperature range.
Flashing slowly:
This indicates that the chilled water is not within the set temperature range.
While flashing, water may be dispensed, but not at the set temperature. When
the chilled water is at the set temperature, the light will stop flashing. This
may take several minutes.
During heavy usage, the temperature may rise out of the normal range.
Blue Lights
Red Lights
Red Boiling Water Light: (All)
On all the time:
This indicates that the boiling water is ready.
Flashing slowly:
This indicates that the boiling water is below
the desired temperature.
Wait for the light to stop flashing before
dispensing water. The flashing light will typically
occur after switching on, or coming out of sleep
mode.
Filter LightRed Light
Elite Tap

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 9 of 28
Filter light: Classic;
Elite & AIO
Filter Light Off:
This indicates the filter is operating
within its normal specified lifespan.
Filter Change light flashing
slowly:
The light will flash slowly when the
filter is due for replacement and
the LCD will show “Filter Change”.
Refer to “Replacing the filter” in
section ‘C’ of this document.
Filter Lights
HydroTap Arc/Cube:
Flashing filter lights:
All three tap lights (Safety; Select and
Indicator light) will flash every
10 seconds, indicating a Filter change
is required.
Safety Light
Indicator
light
Select light
Filter Light
Elite Tap
Filter light
Classic Tap
Turn filter light OFF:
(All models)
Refer to “Filter Reset” in section ‘C’
of this document.

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Light intensity varies from site to site, therefore it is recommended that a
re-calibration be performed at the time of the installation.
All direct natural sun light must be shaded from the HydroTap, during the
calibration. This can be achieved by closing any nearby curtains, blinds, etc.
or by shading the tap with a dark cloth.
Safety Sensor Calibration (lever models)
Pull both levers forward
Safety
sensor
1. With the unit in Normal operating mode
and with the safety enabled
2. Turn the power OFF
3. Pull both tap levers to the forward
position
4. Turn ON the power
5. The unit will calibrate the safety switch
6. Return the levers to the neutral
position.
7. To check the calibration, dispense Boiling water, in normal light
conditions with the safety enabled.

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 11 of 28
NOTE: As an energy saving feature, the home screen will turn OFF After
5 minutes of non use. Touching the darkened LCD panel will reactivate the
home screen.
Zenith HydroTap G4 introduces a ‘TOUCH’ screen for easy setup and
operation adjustment.
(See page 27 for Home Menu Items)
Other possible messages in status window:
Status** Information Notes
Safety OFF Product is in normal operation
mode
-
Safety ON Safety lock is activated Refer to section
G - safety
System Fault Product has one or more system
faults
Refer to section B
Sleep Mode System is in sleep mode. Boiling
water or hot water is not available.
Refer to section
G - Energy mode
Change Filter External/Internal filter needs to be
replaced
Refer to section C
System Off System off in off mode. No boiling
water or chilled water available.
Refer to section
G - Energy mode
Hot Isolated Hot isolation has been activated.
Boiling water or hot water is not
available.
Refer to section
G - Safety
3LCD Screen

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3LCD Screen Menu
Main Menu Sub Menu Sub Menu Options Section
Language • English • Deutsch
A
• Product Info
• System Faults
• Event Log
• Product serial
no.
• Lists
B
Information
Installation
• Filter Flush
• Filter Reset
• Boiling
Calibration
• Booster
• Lux sensor
calibration
• Reset options
• Calibration
options
C
Service Password protected
D
Security
• Enable
Password
• Set Password
• Change
Password
E
Communication
• Remote
Monitor
• Remote
Control
• Wifi / Bluetooth
Options
• Wifi / Bluetooth
Options
F
Settings
• Date/Time
• Temperature
• Filter
• Energy Modes
• Safety
• Dispense
Times
• 12hr/24hr Mode
• Hot/Cold
Setpoint
• Filter Life
(Litres)
• Filter Life
(Months)
• Sleep Mode
Options
• Safety Lock
• Hot Isolation
• Hot/Cold
Dispensing
G

801912NZ - G4 BCS, BCSHA Commercial User Guide - Aug 2015 - v2.00 Page 13 of 28
A Set Language
B System Information
In this section, you can find product information, system faults and check the
filter logs of your product.
LCD Screen operation - Section A
LCD Screen operation - Section B
1. Press [MENU] for main menu.
2. Press [Language] button.
3. Select an option to change the
language
4. Press [<=] button for the previous
menu
1. Press [Product Info] to view the
product information.
2. Press [<=] button for the previous
menu or press [Home] button to
return to the home screen.
1. Press [System Faults] to check the
fault information;
2. Press [<=] button for the previous
menu or press [Home] button to
return to the home screen.
1. Press [Filter Log] to view the
system’s filter log.
2. Press [<=] button for the previous
menu or press [Home] button to
return to the home screen.
1. Press the [MENU] button for main
menu.
2. Press the [Info] button to view the
product serial number and other
key information

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C Install
Once your Zenith HydroTap G4 unit has been installed, select the Install
menu to configure the system settings for your product.
1. - Filter Flush
LCD Screen operation - Section C
OPEN
Position
CLOSED
Position
ON
OFF
The Zenith HydroTap allows the user to adjust the filter life and to edit the
filter usage. (See filter details on Page 19 ).
Note: Run at least 10 Ltrs of
water through to flush the filter
of any excess black carbon
particles (this is normal), before
pressing the Stop button. Once
the filter flush has finished,
press the Stop button to display
the main menu
Sub menu:
1. - Filter Flush
2. - Filter Reset
3. - Boiling Calibration
4. - Booster
5. - Purge CO2
6. - Lux Sensor Calibration
Have a 10L bucket or similar container (not supplied) at the ready to hold
a quantity of water that will be ejected while the Filter Flush Mode is in
operation. Open the filter access door on the front of the HydroTap and the
filter cartridge will be exposed. Located to the rear RHS of the cartridge is a
flush line, approx 600mm long and the flush line stop cock. Place the valve
end of the flush line into the bucket or container.
1. Press [MENU] button for main
menu.
2. Press [Install] button. Turn the stop
cock ON.
3. Press [Filter Flush] button.
4. Press [Start] button to start filter
flush. Once the filter flush is
finished, Turn the stop cock OFF
first (to ensure the cock is properly
closed) then press [Stop] to end
filter flush mode.
5. Press [<=] button for the previous
menu or press [Home] button to
return to the home screen.
6. After initial installation, Turning
OFF the Filter Flush Mode puts the
HydroTap into calibration mode.
With subsequent filter changes, the
system reverts to the main menu.

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After replacing the filter, the counters should be reset
2. - Filter Reset
LCD Screen operation - Section C
1. Press the [MENU] button for main
menu.
2. Press the [Install] button.
3. Press the [Filter Reset] button.
4. To set the filter life or edit filter
usage, refer to section G- Filter.
On start up, the Zenith HydroTap starts a self-calibration program. The
controls take the system through the calibration process. Once complete, the
system reverts back to normal operation. If you would like to calibrate the
system anytime after initial installation, please follow the steps below.
1. Press [MENU] button for main
menu.
2. Press [Install] button.
3. Press [Boiling Calibration] button.
4. In the next screen, press [Calibrate]
to start calibration.
3 - Boiling Calibration
Caution: During calibration, boiling water units may vent steam from the
tap spout. Take care to avoid personal injury whenever this occurs.
This function should only be considered when a Booster unit is installed.
4 - Booster
Note: Failing to make the correct selection for ‘Booster’ will effect product
performance.
1. Press the [MENU] button for main
menu.
2. Press the [Install] button.
3. Press the [Booster] button.
4. If a Booster is installed, select
YES to enable the Booster.
5. Dispense boiling water for a
minimum of 30 secs and check
the outlet hose from the Booster
is warm.
6. If no Booster is installed select
NO,

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LCD Screen operation - Section C
This section is reserved for service technicians only
Note: In Australia call a licensed electrician, plumber,or Zenith office on
1800-638-633, for assistance, service, spare parts, or enquiries.
D Service
LCD Screen operation - Section D
6 - Lux Sensor Calibration
NOTE: Conduct calibration under normal light conditions
1. Press [MENU] button for main menu.
2. Press [Install] button.
3. Press [Lux Sensor Calibration]
button.
4. The lights on the Tap head will flash
to confirm calibration.
5. Check for correct tap operation by
selecting ‘Lux Sensor-> OFF’. When
the room is darkened (below the cal-
ibrated light level), the tap lights will
turn OFF after aprox 30 seconds.
5 - Purge CO2
When fitting a new gas bottle, it is important to purge the gas lines.
1. Press the [MENU] button for main
menu.
2. Press the [Install] button.
3. Press the [Purge CO2] button.
4. In the next screen, press the
[START] button to commence the
purging process.
5. Wait for the water to stop flowing
through the unit.
6. Wait a further 10 seconds after the
water has stopped flowing. During
this time you will hear the CO2gas
escaping through the tap.
7. Press [STOP] to end the purge.
8. Press [<=] button for the previous
menu or press the [Home] button to
return to the home screen.

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E Security
The Zenith HydroTap G4 allows the appliance coordinator to set up a pass-
word to protect against users changing the preferred system settings.
To set a password
1. Press [MENU] button for main
menu.
2. Press [Security] button.
3. Press [Enable Password}
4. Enter a 4 digit password
3. LCD Screen operation - Section E
To change a password
1. Press [MENU] button for main
menu.
2. Press [Security] button.
3. Press [Change Password}
4. Enter your old 4 digit password
5. Then enter your new 4 digit
password. You will need to
enter your password to access
the settings screen. If you have
forgotten the password, please
disconnect the power and restart
your HydroTap unit.
F Communication (when available)
The Zenith HydroTap G4 allows the user to use Wifi to monitor and control the
product remotely.
Not yet available
LCD Screen operation - Section F

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G Settings
3. LCD Screen operation - Section G g Instructions
1. Press [MENU] button for main
menu.
2. Press [Settings] button.
4. Then enter your 4-digit password.
1. Press [MENU] button for main
menu.
2. Press [Setting] button.
3. Press [Date/Time] button.
4. Select 12 hour mode or 24 hour
mode. The selected mode will be
displayed in dark grey colour with a
tick box on the right.
5. Press [NEXT] button to set time.
G4 HydroTap Set
Date/Time Screen
Set Date / Time
Zenith HydroTaps are designed to operate within 1ºC to 2ºC of set point for
boiling water and between 3ºC to 5ºC for chilled drinking water. All boiling
water units are self calibrating to 98ºC, which is the recommended setting.
Adjustments to the 98ºC setting are not recommended however, under
certain circumstances adjustments may be made between 68º - 100ºC. It
should be noted that a 6% energy saving in standby power can be achieved
when the 98ºC setting is selected over the 100ºC setting. Furthermore, the
100ºC setting is not recommended as the delivery rate of water may be
affected.
Set Temperature
If, in section E, you have set a password, then you will need to enter your
password to access the settings screens. If you have forgotten the password,
please disconnect the power and restart your HydroTap unit.
1. Select individually the hour,
minutes and day and adjust using
the up and down arrows.
2. Select individually the date, month
and year and adjust using the up
and down arrows.
3. Press [HOME] to return to the
Home screen.

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1. Press [MENU] button for main
menu.
2. Press [Temperature] button.
3. To adjust the temperature, press
the relevant temperature button and
then use the up and down arrows.
3. LCD Screen operation - Section G t
To edit the filter life:
1. Press [MENU] button for main
menu.
2. Press [Setting] button.
3. Press [Filter] button.
4. Press [Filter Life] button, for Internal
or External filter.
5. To change filter life, first select filter
life (Litres) or filter life (Months),
then adjust using the up or down
arrows.
Filter
Zenith HydroTap G4 allows the user to adjust filter life and edit filter usage.
To edit the filter usage:
This function is to reset the Filter
Change display after a filter has
reached the end of its life (refer to
“Replace Filter Instructions” section of
this document).
1. Press the [MENU] button for main
menu.
2. Press the [Setting] button.
3. Press the [Filter] button.
4. Press the [Edit Filter] button for
Internal or External filter.
5. To edit, select Edit Usage(Litres)
or Edit Usage (Months), then
adjust using the up or down
arrows.
6. Press [HOME] to return to the
Home screen.
Note: The filter life may be set as a
function of Litres used, or in months
from the filter change. When the first of
these functions is reached (i.e. Litres or
months expired), the filter warning light
will be illuminated on the tap.
Either of these functions may be
disabled (See below).
Note:
Filter Life increases in 500 litre
increments to a maximum of
10000 litres. Factory set at 6000
litres.

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3. LCD Screen operation - Section G
This mode allows the HydroTap to enter into Energy Saving mode. There are
two options available: ‘Sleep’ mode and ‘ON/OFF’ mode.
To activate the sleep mode:
1. Press [MENU] button for main
menu.
2. Press [Setting] button.
3. Press [Energy Modes] button.
4. Press [Sleep Modes] button then in
the next screen, use the up and down
arrows to select one of the 7 options, as
shown in the table below.
Energy Modes
In Sleep Mode the unit will go to “Sleep” after a 2hr period of inactivity.
The Boiling water will gradually drop to either 68°C or room temp, as shown
in the table below and the Chilled water will be ON or OFF.
When the period of inactivity passes, the home screen status window will
show “Sleep Mode”.
Lux (Light) Sensor Calibration: (Not for Elite tap)
It is recommended to recalibrate the Lux (Light) Sensor after selecting any of
the 4 Lux sensor options from the sleep mode menu. Before commencing,
ensure there are ‘Normal to Dim’ (Not Dark) operating light conditions.
Note: Refer to section C6 on Page 16 for calibration procedure
Sleep Mode Light
Level
Time
Delay State Boiler Chiller
2 Hours-> 68°C N/A 2 Hr Sleep 68°C ON
2 Hours-> OFF N/A 2 Hr OFF OFF OFF
Lux Sensor->68°C Dark N/A Sleep 68°C ON
Lux Sensor-> OFF Dark N/A OFF OFF OFF
Lux or 2 Hr-> 68°C Dark 2 Hr Sleep 68°C ON
Lux or 2 Hr-> OFF Dark 2 Hr OFF OFF OFF
Disable N/A N/A ON ON ON