Noritz NCC1991-OD Скачать руководство пользователя страница 36

36

Installation

1.  Attach the mounting bracket to the wall.
 

The parts to be used vary depending on the 
attachment method.

* Never use electric drivers, impact drivers 

and so forth.

  Tightening with excessive force may 

result in deformation of the mounting 
bracket and/or failures.

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)

* Confi rm 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 extened 

up to 300 ft (90m). by splicing the cord and 
using 18 gauge wire to extend the cord to 
the appropriate length.

(1)

(2)

(2)

(2)

(2)

(1)

Included Parts List   

(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 attaching to a junction box>
•  Use the raised countersunk head screws to 

attach the mounting bracket to the junction box.

  (In this case, the wall anchor and raised 

countersunk head wood screws are not used.)

Top

Bottom

Junction box

Mounting bracket
(accessory part)

Raised countersunk 
head screw
 (accessory part)

<When attaching to a wood surface>
• Use the raised countersunk head wood screws 

to attach the mounting bracket.

  (In this case, the wall anchor and raised 

countersunk head screws are not used.)

Top

Bottom

Top

Bottom

<When attaching to a concrete wall surface>
•  Drill a 

φ

1/4” (

φ

6mm) hole, approx. 1” (25mm) 

in depth, and hammer in the wall anchor.

  Attach the mounting bracket using the raised 

countersunk head wood screws.

  (In this case, raised countersunk head screws are not used.)

Mounting bracket
(accessory part)

Mounting bracket
(accessory part)

Wall anchor (accessory part)

Raised countersunk 
head wood screw
 (accessory part)

Raised countersunk 
head wood screw
 (accessory part)

Confirm the orientation 
of the mounting bracket.

Confirm the orientation 
of the mounting bracket.

Confirm the orientation of the 
mounting bracket is correct.

Содержание NCC1991-OD

Страница 1: ...covered by the warranty Check that the installation was done properly in accordance with this Installation Manual upon completion After completing installation please either place this Installation M...

Страница 2: ...ary for installation Quick Connect Cord QC 2 Q ty Shape Part Part Shape Q ty 1 1 Remote Controller Cord 26ft 8m 1 each Isolation Valves includes pressure relief valve Pipe Cover PC 3S SUS 1 1 Owner s...

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: ...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 locate the...

Страница 6: ...re in front of the unit Set the bottom edge of the exhaust port about 84 2 130mm from the corridor floor Handrail common side corridor balcony etc Handrail about 84 2 130mm Maintain the following clea...

Страница 7: ...J Nonmechanical air supply inlet or combustion air inlet to any other appliance K Mechanical air supply inlet L Above paved sidewalk or paved driveway located on public property Under veranda porch d...

Страница 8: ...tallations in the USA 1 below 1 horizontally from or 1 above any door operable window or gravity air inlet into any building 3 above any forced air inlet within 10 Maintain the following clearances to...

Страница 9: ...parts 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 cautio...

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

Страница 11: ...496 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 2 206 383 614...

Страница 12: ...ter may not 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...

Страница 13: ...e 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 maximum amount...

Страница 14: ...reatment 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 Inst...

Страница 15: ...as short as possible Long runs or applications where the nearest drain is above the water heater will require the use of a condensate pump Size the pump to allow for a maximum condensate discharge of...

Страница 16: ...PVC pipe DO NOT ADD ANY VALVES DO NOT ADD ANY VALVES NORITZ Condensing Tankless Gas Water Heater NORITZ Condensing Tankless Gas Water Heater Note If the drain line becomes clogged or frozen condensate...

Страница 17: ...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 include an integ...

Страница 18: ...ly required by the water heater is 120VAC at 60 Hz The power consumption may be up to 303W or higher if using optional accessories Use an appropriate circuit Do not disconnect the power supply when no...

Страница 19: ...p switches as described below The default temperature is 120 F 50 C 1 Disconnect electrical power to the water heater 2 Remove the front cover of the water heater 4 screws 3 Disconnect the remote cont...

Страница 20: ...ode and cause problems Be sure to hand tighten when screwing to the terminal block Power tools may cause damage to the terminal block 1 Check to make sure that the remote controller cord has plenty of...

Страница 21: ...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...

Страница 22: ...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 23: ...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 24: ...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 25: ...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 26: ...2 WIRING THOROUGHWAYS 2 2 56mm 2 2 55mm 1 7 44mm 0 8 20mm NCC1991 OD GAS INLET COLD WATER INLET HOT WATER OUTLET CONDENSATE DRAIN FROM BOTTOM OF CASE HEIGHT OF EACH FITTING 4 0 5 13mm 6 0 24 x 0 4 6 x...

Страница 27: ...tes of connecting electrical power before turning on the Power On Off Button press the or button on the remote controller and hold until the display blinks 99 If 99 does not blink on the remote contro...

Страница 28: ...system will make hot water more quickly available to remote fixtures The pump will circulate water through the loop until the entire loop is warm and then the system controller will turn off the pump...

Страница 29: ...tat Pump Control Wires use external relayV Unit 1 Set Yes for the question Start pump rotation in system settings See SC 301 6M Installation Manual When installing 2 pumps in parallel Set Yes for the...

Страница 30: ...02 PCB Power PCB B5 B5 System Controller No 5 No 4 No 3 No 2 Remote Control terminal block Remote control terminal block Remote Controller Cord PCB Power PCB PCB Power PCB Multi System Wiring Use SC 3...

Страница 31: ...to both the cold water supply piping and the hot water supply piping to prevent freezing during cold weather and to prevent heat loss through the piping Unit 1 Unit 2 Unit 3 Unit 10 Unit 11 Unit 12 S...

Страница 32: ...roller This system will make hot water more quickly available to remote fixtures The pump will circulate water through the loop until the entire loop is warm and then the system controller will turn o...

Страница 33: ...e Hot water storage tank copper or stainless steel pipe Return line circulation pump Size for max flow Size for max flow Storage tank supply line copper or stainless steel pipe Storage tank return lin...

Страница 34: ...nit 2 Unit 3 CAUTION The below diagram shows the connection of 3 units to the system controller When connecting 4 or more units follow the same procedure Connect the water heaters to the system contro...

Страница 35: ...rovided with the water heater In order to use this product safely read this installation manual carefully and follow the installation instructions Potential dangers from accidents during installation...

Страница 36: ...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 37: ...mounting bracket Insert the bottom of the remote contoller into the groove at the bottom of the bracket and push in the 2 hooks on top of the remote controller completely If it is difficult to attach...

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