Noritz NCC199-SV Installation Manual
Condensing tankless gas water heater
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- Installation manual (146 pages) ,
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Installation Manual
CONDENSING TANKLESS GAS WATER HEATER
Potential dangers from accidents during installation and use are divided into the following three
categories. Closely observe these warnings, they are critical to your safety.
DANGER
WARNING
CAUTION
WARNING:
If the information in this manual is not followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
Prohibited
Requests to Installers
• In order to use the water heater safely, read this installation manual 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 was done properly in accordance with this Installation Manual upon completion.
• After completing installation, please either place this Installation Manual in a plastic pouch and
attach it to the side of the water heater (or the inside of the pipe cover or recess box if applicable),
or hand it to the customer to retain for future reference. Also, be sure to fill in all of the required
items on the warranty and to hand the warranty to the customer along with the Owner's Guide.
CERTIFIED
R
SBA8368
Rev. 09/09
NCC199-SV
DANGER indicates an imminently hazardous situation which,
if not avoided, will result in death or serious injury.
WARNING indicates a potentially hazardous situation which,
if not avoided, could result in death or serious injury.
CAUTION indicates a potentially hazardous situation which,
if not avoided, may result in minor or moderate injury.
Disconnect
Power
Low NOx
Approved by
SCAQMD
Accepted For Use
City of New York
Department of Buildings
MEA 19-03-E
(Indoor/Outdoor Installation)
Ground
CAUTION
Installation must conform with local codes, or in the absence of
local codes, the National Fuel Gas Code, ANSI Z223.1/NFPA
54- latest edition and/or CSA B149.1, Natural Gas and Pro-
pane Installation Code (NSCNGPIC).
Noritz America reserves the right to discontinue, or change at
any time, the designs and/or specifications of its products with-
out notice.
®
* ENERGY STAR
applies when used in a combination potable
water heating and space heating system.
NORITZ AMERICA
CORPORATION
Be sure to do
*SBA8368*
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Summary of Contents for Noritz NCC199-SV
- Page 1 Installation Manual NORITZ AMERICA CORPORATION CONDENSING TANKLESS GAS WATER HEATER NCC199-SV (Indoor/Outdoor Installation) Potential dangers from accidents during installation and use are divided into the following three categories. Closely observe these warnings, they are critical to your safety. DANGER indicates an imminently hazardous situation which, DANGER if not avoided, will result in death or serious injury.
-
Page 2: Included Accessories
The following accessories are included with the unit. Included Accessories Check for any missing items before starting installation. Part Shape Part Shape Q’ty Q’ty Owner's Guide, Warranty, Tapping Screw Installation Manual each (this document) Remote Controller Remote Controller (See p. 25) Cord (10ft) The accessories listed below are not Optional Accessories... -
Page 3: Quick Connect Multi System Installation
Quick Connect Multi System Installation • The Quick Connect Multi System allows the installation of two units together utilizing only the Quick Connect Cord. The Quick Connect Cord is 6 ft. long. Install the units 6-18" apart from each other to ensure the cord will be able to reach between the units. -
Page 4: Before Installation
Checkup • Check the fixing brackets and vent pipe yearly for damage or wear. Replace if necessary. WARNING Check the Gas • Check that the rating plate indicates the NCC199-SV correct type of gas. 199,900 BTU 11,000 BTU 10.5 • Check that the gas supply line is sized for 0.85... -
Page 5: Choosing Installation Site
Choosing Installation Site * Locate the appliance in an area where leakage from the unit or connections will not result in damage to the area adjacent to the appliance or to the lower floors of the structure. When such locations cannot be avoided, it is recommended that a suitable drain pan, adequately drained, be installed under the appliance. - Page 6 CAUTION • Avoid installation above gas ranges or stoves. • Avoid installation between the kitchen fan and stove. If oily fumes or a large amount of steam are present in the installation location, take measures to prevent the fumes and steam from Prohibited entering in the equipment.
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Page 7: Installation Clearances
Installation Clearances WARNING Before installing, check for the following: Install in accordance with relevant building and mechanical codes, as well as any local, state or national regulations, or in the absence of local and state codes, to the National Fuel Gas Code ANSI Z223.1/NFPA 54 –... - Page 8 Clearance Requirements from Vent Terminations to Building Openings * All clearance requirements are in accordance with ANSI Z21.10.3 and the National Fuel Gas Code, ANSI Z223.1 and in Canada, in accordance with NSCNGPIC. Vent Terminal Area Where Terminal is Not Permitted Air Supply Inlet Indoor Installation Outdoor Installation...
- Page 9 Clearance Requirements from Vent Terminations to Building Openings * All clearance requirements are in accordance with ANSI Z21.10.3 and the National Fuel Gas Code, ANSI Z223.1 and in Canada, in accordance with NSCNGPIC. Maintain the following clearances to any Illustration opening in any building: •...
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Page 10: Installation
Installation Securing to the wall • The weight of the device will be applied to the wall. If the strength of the wall is not suffi- cient, reinforcement must be done to prevent the transfer of vibration. • Do not drop or apply unnecessary force to the device when installing. Internal parts may be damaged and may become highly dangerous. - Page 11 Filling the neutralizer unit with water The neutralizer unit can be filled before connecting the vent pipe. Filling the neutralizer unit before vent pipe installation. Prior to initial start up, make sure that you fill the neutralizer unit with water. DANGER This is to prevent dangerous exhaust gases from entering the building.
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Page 12: Vent Pipe Installation
Vent Pipe Installation (Indoor Installation Only) WARNING CARBON MONOXIDE POISONING Follow all vent system requirements in accordance with relevant local or state regulation, or, in the absence of local or state code, in the U.S. to the National Fuel Gas Code ANSI Be sure to do Z233.1/NFPA 54 –... - Page 13 Venting With PVC or CPVC This appliance can be vented with non cellular core plastic pipe materials as specified in the below table. Vent installations in Canada which utilize plastic vent systems must comply with ULC S636. This appliance may also be vented with materials approved for Category IV appliances; refer to page 15 for instructions. Item Material United States...
- Page 14 Horizontal Vent Termination- PVC/CPVC Materials Only • Terminate at least 12" above grade or above snow line. Hanger Straps • Terminate at least 7' above a public walk- way, 6' from the combustion air intake of any appliance, and 3' from any other building opening, gas utility meter, ser- Slope vent Insert Bird...
- Page 15 Horizontal Vent Termination- Stainless Steel Materials Only • Terminate at least 12" above grade or above snow line. Hanger Straps • Terminate at least 7' above a public walk- Elbow way, 6' from the combustion air intake of any appliance, and 3' from any other Wall Termination building opening, gas utility meter, ser-...
- Page 16 Supply combustion air to the units as per the National Fuel Gas Code, ANSI Z223.1 and Combustion Air in Canada, in accordance with NSCNGPIC. • Provide two permanent openings to allow circulation of combustion air. 10" • Make each opening 199 square inches if they 20"...
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Page 17: Gas Piping
Gas Piping Follow the instructions from the gas supplier. The appliance and its individual shutoff valve must be disconnected from the gas supply piping system during any pressure testing of that system at test pressures in excess of ⁄ psig (3.5 kPa). The Appliance must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than ⁄... - Page 18 Gas Line Sizing for a Noritz Condensing Tankless Gas Water Heater Adapted from UPC 1997 Maximum Natur Natural Gas Delivery Capacity in Cubic Feet per Hour (0.60 Specific Gravity, 0.5" WC Pressure Drop) Length in Feet Pipe 100' 125' Size 1/2"...
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Page 19: Water Piping
Installation and service must be performed by a qualified plumber. In the Water Piping Commonwealth of Massachusetts, this product must be installed by a licensed plumber or gas fitter in accordance with the Massachusetts Plumbing and Fuel Gas Code 248 CMR Sections 2.00 and 5.00. Observe all applicable codes. This appliance is suitable for potable water and space heating applications. -
Page 20: Drain Piping
Supply water piping Hot water piping • Do not use PVC, iron, or any piping which has been • Do not use lead, PVC, iron or any piping which treated with chromates, boiler seal or other chemicals. has been treated with chromates, boiler seal or •... -
Page 21: Water Treatment
Water Treatment If this water heater will be installed in an application where the supply water is hard, the water must be treated with either a water softener, which removes the hardness, or by using sequestering agents, such as the Noritz Scale Shield, that reduce the amount of scale deposits. Refer to the below tables for sug- gested treatment and maintenance measures to be taken based on the water hardness level. -
Page 22: Condensate Piping
Condensate Piping • This water heater is a high efficiency, fully condensing appliance which produces condensate during operation. The water heater heater incorporates a collection, neutralization, and removal system which must be properly drained in order to ensure proper operation of this appliance. •... -
Page 23: Plumbing Applications
Plumbing Applications Recirculation System Notes: 1. Size the pump to provide a maximum of 2 GPM through the system at 10 ft of head plus piping NORITZ losses. Hot Water Return Condensing Adjust the flow using a globe valve and verify the Cold Water Supply Tankless Gas flow rate with the maintenance monitors. -
Page 24: Electrical Wiring
Electrical Wiring Consult a qualified electrician for the electrical work. Do not connect electrical power to the unit until all electrical wiring has been completed. Disconnect Power This appliance must be electrically grounded in accordance with local codes, or in the absence of local codes, with the National Electrical Code, ANSI/NFPA 70. -
Page 25: Remote Controller
Remote Controller • Applicable Model Noritz Condensing Tankless Gas Water Heater Remote controller RC-7649M Note: The remote controller will indicate when the neutralizer unit is in need of replacement by displaying an error code and by sounding an audible tone. Therefore, it is suggested that the remote controller always be installed with this water heater in order to prevent an unexpected disruption of hot water service. -
Page 26: Connecting Remote Controller Cord To Unit
Connecting Remote Controller Cord to Unit • Keep the remote controller cord away from the freeze prevention heaters in the unit. • Tie the redundant cord outside the water heater. Do not put the extra length inside the equipment. • The remote controller cord can be extended up to 300' with 18AWG wire. •... -
Page 27: Pump Wiring
Pump Wiring * This feature is not available when using the Quick Connect Multi System feature. Connecting the pump control wire 1. Leave enough slack so that the pump control wires will stay connected if the unit is removed from the Pump Control wall. -
Page 28: Connecting Quick Connect Cord
For Quick Connect Multi System Installation Connecting Quick Connect Cord use a Quick Connect Cord (sold separately). Caution The wire coloring on the Quick Connect Cord will not be the same as the wire coloring of the connection plug inside the unit. 1.Red 1.Red 1.White... -
Page 29: Maintenance
Periodically check the following to ensure proper Maintenance operation of the water heater. • The venting system must be examined periodically by a qualified service technician to check for any leaks or corrosion. • The burner flame must be checked periodically for a proper blue color and consistency. •... -
Page 30: Lighting Instructions
CAUTION Handling after trial operation • If the unit will not be used immediately, close off all gas and water shutoff valves, drain all of the water out of the unit and the plumbing system to prevent the unit and system from freezing, and bleed the gas out of the gas line. - Page 31 Dimensions NCC199-SV 17.7" (VIEW FROM TOP) 4- 0.5" 13.7" 6-0.24 x 0.4" OBLONG HOLE WIRING THOROUGHWAY (AC120VAC) 10.4" 6.7" 10.0" 5.5" 0.4" 9.4" 18.4" 8.4" 3.9" FLUE COLLAR 3.9" 5.1" 17.6" 2.8" 4" 1.1" 1.4" HOT WATER OUTLET(3/4") WATER OUTLET (1/2") GAS INLET(3/4")
- Page 32 B-1. Example of Recirculation with a Multi-System 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 off the pump until the loop cools down.
- Page 33 B-2. Example of Installation with a Storage Tank and Recirculation System The pump will push water through the Multi-System to heat up the tank. When the return temperature is high, the flow within the device will be limited to 2.6 GPM*.
- Page 34 Multi-System Wiring (Use SC-201-6M) Unit 1 Disconnect this Connector System Controller No.6 * Connect these to the No.5 remote control terminal No.4 block in each unit Disconnect for system controller No.3 No.2 90 90 B5 B5 Power DPSW 12345678 Remote control terminal block System select connectors Remote Controller Cord...
- Page 35 Remote Controller RC-7649M carefully before carrying out installation. Installation Guide 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.
- Page 36 Installation 3. Remove the cover of the remote control, 1. Apply Wall Packing to the rear side of the mark the location of the screw holes, and remote controller. drill holes for the wall anchors. 2. Connect the remote controller wires to the 4.
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Page 37: Installing The Remote Controller Outdoor Junction Box
Installing the Remote Controller Outdoor Junction Box 5. Slide the box nut over the remote controller 1. Insert the remote controller wires through the wires and screw it onto the wall pipe. wall pipe and secure the wall pipe to the remote controller.
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