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Included Parts List

Remote Controller RC-7651M

Installation Guide

For Installers:

  Read this installation guide 

carefully before carrying out 

installation.

NORITZ AMERICA CORPORATION

Note

Do not connect power to the water heater before the remote controller has been properly installed. 

Recommended installation location of  the remote controller is in a bathroom. 

Do not disassemble the remote controller.

Wall Packing

Connecting Wire

Remote Controller

Phillips Roundhead 

Wood Screw

Wall Anchor

                 Part Name
Remote Controller
Wall Packing
Phillips Roundhead Wood Screw
Wall Anchor

Quantity

1
1
2
2

Notes on the Installation Location

•  The remote should be installed in an easily 

accessible location.

•  Avoid installing in a place where water 

or steam can come into contact with the 

controller.

•  Avoid locations where special chemical 

agents (e.g., benzene, fatty and oily deter 

gents) are used.

•  Avoid outdoor installation, or installation in 

an indoor location where it will be exposed 

to direct sunlight.

Connection of Remote Controller Cord

   White Connector  To Remote controller

 

 Y-shaped terminals   To Water heater

 (two-core)

*  Confirm the connection with the labels at 

both ends of the remote controller cord. 

•  A 26' (8m) cord can be purchased separately 

(Part # RC-CORD26).  

•  The remote controller cord can be extended 

up to 300 ft. (90m) by splicing the cord and 

using 18 gauge wire to extend the cord to 

the appropriate length.

Содержание pro TOUGH NR981-OD

Страница 1: ...al carefully and follow the installation instructions Failures and damage caused by erroneous work or work not as instructed in this manual are not covered by the warranty Check that the installation...

Страница 2: ...ies The accessories listed below are not included with the units but may be necessary for installation Cross Recessed Head Screw Quick Connect Cord QC 2 Q ty Shape Part Part Shape Q ty 1 1 Remote Cont...

Страница 3: ...ater temperature will become unstable as the pipe length increases Quick Connect cord Union Gas Valve Union Shutoff Valve Shutoff Valve Hot Water Cold Water Leave enough clearance around the plumbing...

Страница 4: ...ater supply as unexpected accidents may occur as a result Check Water Supply Quality If the water supply is in excess of 12 grains per gallon 200 mg L of hardness acidic or otherwise impure treat the...

Страница 5: ...heat Also consider the surrounding trees and animals The heat and moisture from the water heater may cause discoloration of walls and resinous materials or corrosion of aluminum materials Do not loca...

Страница 6: ...f 24 600mm or more in front of the unit to facilitate inspection and repair Do install the unit such as the wall of the second floor where the unit is out of reach When installing the unit in a common...

Страница 7: ...a mechanical air supply inlet 6 ft 1 83 m L Clearance above paved sidewalk or paved driveway located on public property Clearance under veranda porch deck or balcony 7 ft 2 13 m M 1 In accordance with...

Страница 8: ...arts may be damaged and may become highly dangerous Install the unit on a vertical wall and ensure that it is level Locating Screw Holes Mounting Structure When installing with bare hands take caution...

Страница 9: ...Z223 1 Natural Gas Meter See next page for the pipe capacity charts Noritz Tankless Gas Water Heater 199 900 Btuh Clothes Dryer 35 000 Btuh Barbecue 50 000 Btuh Gas Range Stove 65 000 Btuh 10 3m 10 3...

Страница 10: ...787 1496 55 112 213 440 675 1260 Maximum Capacity of Flex TracPipe in Cubic Feet per Hour of Natural Gas 0 60 Specific Gravity 0 5 WC Pressure Drop Length in Feet Pipe Size 3 4 1 1 1 4 1 1 2 2 206 383...

Страница 11: ...be connected to any heating system or components previously used with a nonpotable water heating appliance When water is required in one part of the system at a higher temperature than in the rest of...

Страница 12: ...r resistance Use shower heads with low pressure loss If necessary use a pump or other means to ensure that the supply water pressure to the inlet of the heater does not fall below 29 PSI when the maxi...

Страница 13: ...nt Required Treatment Required Treatment Required Install Noritz Isolation Valves to allow for flushing Flushing is required if a water treatment device is not installed Suggested Suggested Install No...

Страница 14: ...tat if the water heater is not controlling the pump Set the Aquastat to 10 F 5 C below the set output temperature 4 Noritz recommends the use of an Isolation Kit with the installation These kits inclu...

Страница 15: ...ly required by the water heater is 120VAC at 60 Hz The power consumption may be up to 228W or higher if using optional accessories Use an appropriate circuit Do not disconnect the power supply when no...

Страница 16: ...ation press the Power On Off Button on the remote controller To keep the water heater off let the unit sit for 30 sec to return to the original display This unit can be programmed so that it will defa...

Страница 17: ...the end of the remote controller cord to the terminal block 5 Replace the terminal block cover and install the screw previously removed in step 3 6 Reconnect electrical power to the water heater Exter...

Страница 18: ...m a wall circuit to the pump 5 Replace the front cover Pump Wiring This feature is not available when using the Quick Connect Multi System feature Relay connection with larger pumps 85 W 1 Locate and...

Страница 19: ...mp Ground wire Connector Use one of the vacant holes Connector Connecting Quick Connect Cord 2 Caution For Quick Connect Multi System Installation use part QC 2 only sold separately Quick Connect Cord...

Страница 20: ...r a proper blue color and consistency If the flame does not appear normal the burner may need to be cleaned If the burner needs to be cleaned it must be performed by a qualified service technician Do...

Страница 21: ...ower to the unit 8 The unit will now operate whenever hot water is called for If the unit will not operate follow the shutdown instructions and call a service technician Shutdown Instructions 1 Stop a...

Страница 22: ...ONG HOLE NR981 OD 1 8 45mm 2 2 55mm 2 2 56mm GAS INLET COLD WATER INLET HOT WATER OUTLET AIR INLET AIR INLET WIRING THROUGHWAY WATER DRAIN VALVE WATER FILTER HOT WATER OUTLET WATER DRAIN VALVE WIRING...

Страница 23: ...s on the Installation Location The remote should be installed in an easily accessible location Avoid installing in a place where water or steam can come into contact with the controller Avoid location...

Страница 24: ...ord Phillips Roundhead Wood Screw Wall Anchor 3 Remove the cover of the remote control mark the location of the screw holes and drill holes for the wall anchors 4 Insert the wall anchors screw the rem...

Страница 25: ...he wall pipe containing the remote controller wires through the hole 4 Slide the junction box packing and the junction box over the remote controller wires and wall pipe protruding from the outside wa...

Страница 26: ...r In order to use this product safely read this installation manual carefully and follow the installation instructions Potential dangers from accidents during installation and use are described below...

Страница 27: ...t The value in indicates the quantity Remote Controller Mounting bracket Raised countersunk head wood screw Wall anchor Raised countersunk head screw For junction box installation Machine screw When a...

Страница 28: ...f the remote controller and the frame pull the entire decorative frame forward while pressing the sections indicated where the fingers are in the figure below If it does not come off insert a flat hea...

Страница 29: ...F 50 C To access higher temperature settings through the remote controller follow the below steps When setting the maximum temperature to 125 140 F 55 60 C 1 Turn the water heater off by pressing the...

Страница 30: ...e controller 2 Disconnect then reconnect electrical power to the water heater 3 Press the MENU Button inside the cover select Initial settings using the Buttons 4 Press the ENTER button the Initial se...

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