Rinnai REU-AM2626WDL, REU-AM2626WD, REU-AM2024WD, REU-AM1620WD, REU-AM1220WD User Manual
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Congratulations on the purchase of your Rinnai Gas Continuous Flow Water Heater. We trust you will have many
IMPORTANT
years of comfort and enjoyment from your appliance.
BEFORE USING THIS APPLIANCE
Before proceeding with the operation or installation read this manual thoroughly and gain a full
understanding of the appliance, to ensure safe and correct use.
This appliance must be installed in accordance with:
• Manufacturer’s Installation Instructions
• Current AS/NZS 3000, AS/NZS 3500 & AS/NZS 5601
• Plumbing Code of Australia (PCA)
• Local Regulations and Municipal Building Codes
including local OH&S requirements
This appliance must be installed, maintained and removed
by an Authorised Person.
For continued safety of this appliance it must be installed
and maintained in accordance with the manufacturer’s
instructions.
All Rinnai gas products
sold in Australia are
A.G.A. certified.
Rinnai 2 HW_CF OIM
OPERATION TABLE OF CONTENTS
Warnings & Important Information 4
Before Using This Appliance .............................................................................................................................................. 4
Regulatory Information ....................................................................................................................................................... 4
Notice to Victorian Consumers .......................................................................................................................................... 4
Warning About Hot Water ................................................................................................................................................... 4
Operational Safety Information ......................................................................................................................................... 5
.............................................................................................................................................................7
Water Temperature Control 8
Maximum Delivery Temperatures ....................................................................................................................................... 8
Operation Without Water Controllers ................................................................................................................................ 8
Rinnai Water Controllers ................................................................................................................................................... 8
Location ............................................................................................................................................................................. 8
Water Resistance .............................................................................................................................................................. 8
Temperature Control ......................................................................................................................................................... 9
........................................................................................................................................ 9
Universal Water Controller (MC-601Q) Operation ......................................................................................................... 10
...................................................................................................................................................................... 10
.................................................................................................................................................... 10
......................................................................................................................................................... 10
............................................................................................................ 10
Smartstart Pre-Heat System ..............................................................................................................................................11
..............................................................................................................................................................11
............................................................................................................................................................11
Water Controller Functions ...............................................................................................................................................11
Trouble Shooting 12
Error Codes ........................................................................................................................................................................ 12
.............................................................................................. 13
.................................................................................................................... 13
Service ................................................................................................................................................................................ 13
Installation Table of Contents 14
Contacts 36
Rinnai 3 HW_CF OIM
WARNING
WARNING
WARNING
WARNINGS & IMPORTANT INFORMATION
BEFORE USING THIS APPLIANCE
Before proceeding with the operation or installation read this manual thoroughly and gain a full
understanding of the appliance, to ensure safe and correct use.
Always comply with the following precautions to avoid dangerous situations and to ensure
optimum performance.
Failure to carefully read and follow all instructions in this manual can result in equipment
malfunction, property damage, personal injury and/or death.
DANGER: Indicates an imminently hazardous situation which, if not avoided, will result in
personal injury or death.
WARNINGS: Indicates a potentially hazardous situation which, if not avoided, could result in
personal injury or death.
CAUTIONS: Indicates a potentially hazardous situation which, if not avoided, could result in
minor or moderate injury or damage to the appliance. It may also be used to alert against unsafe
practices.
REGULATORY INFORMATION
This Appliance must be installed correctly by an appropriately licensed tradesperson. The
installation of gas, water, and electricity must conform to local regulations.
The installation of gas, water, and electricity must conform to local regulations, including local
OH&S requirements. The installation must also comply with the instructions supplied by Rinnai.
Please keep this instruction booklet in a safe place for future reference.
Notice to Victorian Consumers
This appliance must be installed by a person licensed with the Victorian Building Authority. Only
a licensed person will have insurance protecting their workmanship. So make sure you use a
For further information contact the Victorian Building Authority on 1300 815 127.
WARNING ABOUT HOT WATER
Hot water can cause scalding. Those most
at risk are children and disabled, elderly and
burn a child in half a second).
Rinnai have water heater models which
Temperature limiting devices may also be
information.
ALWAYS test the water temperature before
entering a shower, to ensure it is suitable
for the application and will not cause scald
injury.
ALWAYS supervise children whenever
they are in the bathroom or near other
sources of hot water. Ensure any hot water
Rinnai 4 HW_CF OIM
Operational Safety Information
IMPORTANT
This appliance is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been given
supervision or instruction concerning use of the appliance by a person responsible for their
safety. Children should be supervised to ensure that they do not play with the appliance.
To clean your water controller(s) use a soft damp cloth
with a mild detergent.
use solvents!
Depending on the weather conditions and the length
of the pipe between the hot water unit and the
outlet in use, there may be a variation between the
temperatures displayed at the water controller(s) and
the temperature of the water at the outlet.
Whilst hot water outlets are open the set temperature
may be lowered. However they cannot then be raised
above 43°C. In addition transfer of 'priority' between
controllers is not possible. These are safety features.
after use. However, if you prefer to turn the water
maximum of 50°C will be stored in the system memory
at all times whilst mains power remains connected.
As a safety precaution, if a Kitchen Water Controller's
temperature is set above 50°C, transferring and then
Controller when the water heater ‘In Use’ indicator is
returning 'priority' to the Kitchen Water Controller will
result in a set temperature of 50°C being selected.
the water to go cold. Someone maybe in the middle of
When 'priority' is returned to Water Controllers other
than the Kitchen the temperature will be 42°C.
Rinnai 5 HW_CF OIM
IMPORTANT
heaters is available from Rinnai.
43°C 55°C
If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or
Always check water temperature carefully before use.
Refer to the on
page 4 for important safety information.
OFF!
without warning. Opening the tap further will restart
the heating appliance.
HOT!
appliances and does not indicate a fault.
gas, and drain all water from the appliance. If power
and the automatic frost protection are connected,
freezing will be prevented. (Anti-frost protection is
Spray aerosols in the vicinity of this appliance
while it is in operation.
this appliance.
place articles on or against this appliance.
modify this appliance.
store pool chemicals near this appliance.
The delivered water temperature is controlled
delivery temperature selected and the ambient water
temperature.
Rinnai 6 HW_CF OIM
FEATURES & BENEFITS
heater.
•
water and gas supplies are connected, hot water is available whenever hot water taps are open.
Built into the main micro-processor is the facility to LIMIT THE MAXIMUM TEMPERATURE of the hot
•
water supplied. The water temperature may be limited to various values. This is particularly useful when the
of hot water. Whilst electricity,
•
makes them COMPACT
The temperature of hot water is by a . If the temperature
•
of the hot water rises to more than 3°C above the selected temperature the burner is turned OFF and only
turned ON again when the temperature falls below the selected temperature.
The burner lights automatically when the hot water tap is opened, and goes out when the tap is closed.
•
'Deluxe' or 'Universal' Water Controllers are available as an optional extra. Depending on the models chosen,
•
-
Voice Prompting (Deluxe Control Only).
-
Clock (Deluxe Control Only).
-
-
For further information regarding Wireless and Deluxe water controllers please contact Rinnai or visit
www.rinnai.com.au.
•
the hot water outlets. This results in water savings and reduces waiting time for heated water at the outlets.
Operating .
•
•
The (REU-AM2626WDL) water heater model is supplied with one "MC-503" wireless
•
water controller kit that includes a transceiver and a wireless water controller, that is pre-programmed as a
master controller. Additional "MC-503" wireless water controllers are available as an optional extra. Please
refer the separate wireless operation manual for instructions on how to use the supplied wireless water
controller.
Rinnai 7 HW_CF OIM
on the Water Controllers and Status Monitor*, assisting with
NOTE
NOTE
NOTE
WATER TEMPERATURE CONTROL
MAXIMUM DELIVERY TEMPERATURES
This does not apply to “50 degree compliant” models. To meet the regulatory requirements the
maximum delivery temperature is factory set and sealed.
refer to "Table 2. Maximum Delivery Temperatures" on page 31. The appliance model number
can be found on the dataplate, which is located on the left hand side of appliance.
OPERATION WITHOUT WATER CONTROLLERS
Rinnai WATER CONTROLLERS
Other manufacturers water controllers are NOT compatible with Rinnai water heaters. Rinnai
water controllers brought in from other countries are also NOT compatible with Rinnai appliances
sold in Australia.
Water controllers MUST NOT be used with any Solar Boost water heater.
Location
Water Resistance
Controllers MUST BE installed at least 400 mm above the highest part of a sink, basin or bath.
DO NOT immerse the water controller into water.
AVOID direct exposure to water or steam as these conditions may cause a malfunction.
ALWAYS AVOID exposure to water when the battery compartment is open.
When cleaning your water controller use ONLY a damp cloth and a mild detergent.
Rinnai 8 HW_CF OIM
Temperature Control
NOTE
NOTE
IMPORTANT
IMPORTANT
Whilst hot water outlets are open ONLY the control used to set to delivery may be used to further
adjust it. Transfer of 'priority' between controllers is NOT possible until all hot water taps have
been closed. These are safety features.
The temperature of outgoing hot water is constantly monitored by a built-in sensor. If the
•
•
will automatically go out. The ‘in use’ indicator will also go out. The burner will ignite again
once the outgoing hot water temperature falls to that shown on the digital monitor (or the pre-set
limit of the appliance)
*
heaters can be programmed to deliver higher temperatures from the master water controller,
or may be programmed to restrict the maximum available delivery temperature. Contact
Rinnai for more details.
**
temperature is available to outlets.
www.rinnai.com.au
REU-VCM2837FF/FFC FOUR
As REU-VCM2837FF/FFC
THREE, with the built-in controller acting
as a FOURTH controller.
•
•
controller, this is the default setting and can NOT be changed.
TWO
FOURTH MUST BE
UNIVERSAL WATER CONTROLLER (MC-601Q) OPERATION
NOTE
CAUTION
PREHEAT INDICATOR
Indicates that the Smartstart preheater (when fitted) is
activated.
PREHEAT BUTTON
Used to start and stop the Smartstart preheat unit (when
fitted), See Smartstart Operation on page 11.
CONTROLLER PRIORITY INDICATOR
Indicates if this water controller is in control of water
delivery temperature.
PRIORITY TRANSFER BUTTON
Used to tra nsfe r cont rol prio rity betwe en w at er
contr ollers. The wa ter con troller with priority has
command of the hot water delivery temperature.
Turning On
Adjusting Temperature
or
WATER HEATER 'IN USE' INDICATOR
Indicates that a water heater is delivering hot water.
DIGITAL MONITOR
Indicates the temperature selected.
Error messages flash in event of a fault.
TEMPERATURE CONTROL BUTTONS
Used to select water temperature.
WATER HEATER ON INDICATOR
Indicates that the hot water heater is on.
ON/OFF BUTTON
Used to switch the water heater on and off.
ON!ON!
COLDCOLD
or
all hot water taps have been closed.
Temperatures higher than 50ºC MUST NOT be able to be selected on controllers installed in
bathrooms, ensuites or toilets. This is to help reduce the risk of burns from hot water. If this is not
the case, the controllers have been incorrectly installed. CONTACT YOUR INSTALLER.
The 'beep' sound can be muted by pressing the and buttons simultaneously for more than
3 seconds. To cancel sound muting, simply repeat the process.
Always check outlet water temperature before use. The parent / carer MUST check the temperature
before placing dependants in contact with hot water, see "Warning About Hot Water" on page 4.
Transferring Priority
HOTHOT
Rinnai 10 HW_CF OIM
SMARTSTART PRE-HEAT SYSTEM
NOTE
The “Preheat” function works in conjunction with various Rinnai water heater models when the separately installed
and optional Rinnai “Smartstart®” module is installed.
1
Preheat Button
Used to start and stop Smartstart preheater
2
7
2
1
5
8
Preheat Function
When the "Preheat" function is activated and used in accordance with these instructions, water in the pipework
connected between the water heater and the hot water outlets in your house is warmed before any outlets are
opened. This results in water savings and added convenience.
3
6
9
4
Preheat Indicator
Indicates that Smartstart preheater is activated*
3
Digital Monitor
4
5
Controller Priority Indicator
6
Temperature Control Buttons
7
Water Heater "In Use" Indicator
8
Priority Transfer Button
9
Water Heater On Indicator
Preheat Operation
1. Ensure that the hot water unit is on (temperature digits are displayed in the digital monitor 3). If more than
8
to pass on priority to your desired water
controller. The "Controller Priority" indicator
water controller and that the hot water unit is ready to deliver hot water.
2. Select the desired temperature using the "Temperature Control" buttons 6 until the required temperature is
displayed in the digital monitor 3.
3. Press the "Preheat" button 1 once. The "Preheat" indicator 2 and the "In Use" indicator 7 will illuminate,
signifying that the preheat system has been activated.
4. Wait for the "In Use" indicator
the water in the pipework has now been pre-warmed and is ready for delivery, and that a hot water tap can
now be opened.
For best results always wait for the "In Use" indicator 7 to go out before opening a hot water tap.
The preheat function is cancelled 5 minutes after activation and the "Preheat" indicator 2 will go
out. This is to conserve energy. To reactivate, simply repeat steps 2-4 above.
If the "Preheat" button 1 is pressed and the 'Smartstart' preheat unit is not installed, the "Preheat"
indicator 2 will still light however there will be no preheat function. The "Preheat" indicator 2
heater.
function wait 30 seconds before activating the 'Preheat' function. Attempting to use the 'Preheat'
function earlier will result in voice prompts being repeated until the system is reset. The system
7
5
Water Controller Functions
Water controller functions such as temperature control and transfer of priority between multiple controllers are not
Rinnai 11 HW_CF OIM
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