Rinnai MC-503RC Installation And Operation Manual Download Page 13

Rinnai New Zealand

Wireless Installation and Operation: C 03-09

3

Wireless Water Controller Operation

Used to switch the water heater on and off.           

ON/OFF BUTTON

Used to transfer control priority between the 

water controllers. The controller with priority 

has  command  of  the  hot  water  delivery 

temperature.  

TRANSFER BUTTON

These  buttons  are  used  to  select  the  water 

temperature.

WATER TEMPERATURE

UP AND DOWN BUTTONS

Used  to  switch  Child  Lock  function  on  and 

off.

CHILD LOCK  BUTTON

Full battery indicator.
Low battery indicator.
R e p l a c e  b a t t e r y  i n d i c a t o r ,  w h e n 

flashing.

BATTERY STATUS

WATER HEATER 'In Use' INDICATOR

Indicates that the water heater is in operation 

and delivering hot water.

Signal strength indicator
   Strong signal                 Weak signal
Out of range indicator
Communications indicator

COMMUNICATIONS STATUS

Indicates the selected hot water 

temperature.

WATER TEMPERATURE INDICATOR

This indicator illuminates when the water 

controller is in control of water delivery 

temperature.

This  Child  Lock  indicator  illuminates 

when the child lock has been activated. 

WATER CONTROLLER

STATUS INDICATORS

Turning on

When the water heater is off only the communications and battery 

status indicators are displayed. To turn the water heater on, 

press the On/Off button once. The communications indicator will 

briefly illuminate to confirm that a signal has been sent to the 

transceiver.

adjusting temperature

Press the up or down buttons until the required temperature is 

displayed. The water temperature and any active status indicator 

will flash until communication is complete. DO NOT open the hot 

water tap until the flashing stops and the desired temperature is 

displayed.

To operate the water heater, open any hot water tap. The ‘In Use’ 

indicator will illuminate on the water controller. Once the hot water 

is running, if the set temperature is either too hot or cold, press 

the up and down buttons until the desired temperature is reached.

Ready to use

Ready to use

While hot water outlets are open the set temperature may be lowered to a minimum of 37 

°C. For safety reasons is cannot be raised above 43 °C until all hot water taps are closed.

If the water heater is turned off while hot water taps are on, it can not be turned back on until 

all the hot water taps have been turned off.

Summary of Contents for MC-503RC

Page 1: ...i MC 502RC Wireless Controllers and Transceivers Before starting to avoid damage to electrical components switch off and remove the power plug of the water heater Do not fix or permanently attach eith...

Page 2: ...s only This warranty will not apply if for example the product has been improperly installed or is otherwise installed contrary to manufacturer s recommendations has been damaged during or after insta...

Page 3: ...or additional information contact Rinnai on 0800 RINNAI 0800 746 624 Before Installation 4 Available Controller Configurations 4 General Information 5 Wireless Controller Batteries 7 Quick Start Instr...

Page 4: ...ss installations A maximum of 4 water controllers can be fitted in combination and used as follows Only 1 master controller can be installed this can be a MC 100V Kitchen Deluxe will always function a...

Page 5: ...the shower recess Refer next page for further details Signal strength Take signal strength into consideration when determining the best location for the transceiver and controller In some cases build...

Page 6: ...eless controller installation utilises a transceiver and up to 4 wireless controllers There is a two way communication between the transceiver and controllers The transceiver is connected by electrica...

Page 7: ...er Failure to do so may allow water to enter the controller causing damage Remove controller from wall mounting bracket Open battery compartment turn battery cover a full turn anti clockwise Insert ba...

Page 8: ...ween the controller and transceiver must not exceed 20 m Turn on the power to the water heater The transceiver automatically assigns channels to any wired controllers Press the entry button on the tra...

Page 9: ...the Quick Connect cable connector door open and thread the cable through the weather seal of the access hole Allow sufficient cable length so that the sheath of the cable can be secured with the cabl...

Page 10: ...1 No 2 No 3 Max Temp Maimtenance Temp Volume On Off Water Heater Setting the maximum temperature at the transceiver Turn on the power to the water heater Set the transceivers s maximum water temperatu...

Page 11: ...will take approximately 5 seconds Once the controller is tuned the controller channel LED on the transceiver will become steady and the controller will switch to screen D or E From screen D press the...

Page 12: ...he LED will go out to signify that this channel is now unassigned Remove batteries from wireless controller This will reset the wireless controller and complete the un install process 2 MC No 1 No 2 N...

Page 13: ...ck has been activated WATER CONTROLLER STATUS INDICATORS Turning on When the water heater is off only the communications and battery status indicators are displayed To turn the water heater on press t...

Page 14: ...se labelled Bathroom This is a safety feature to reduce risk of burns Child lock function To activate the child lock function Press the key button for 3 seconds The child lock indicator will illuminat...

Page 15: ...controllers have been reset When the wireless transceiver is installed it automatically detects any wired water controllers already connected to the water heater The LEDs of the channels assigned to...

Page 16: ...rned on at water heater and gas meter cylinder Check there are no obstructions to the flue outlet 14 Remaining flame safety device Service call 16 Over temperature warning Service call 32 Outgoing wat...

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