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2

1.

 Included Accessories

The following accessories are included with the unit.
Check for any missing items before starting installation.

Q’ty

Shape

Part

Tapping Screw

1

each

Part

Shape

Q’ty

5

2.

 Optional Accessories

The accessories listed below are not
included with the units, but may be necessary
for installation.

Q’ty

Shape

Part

Part

Shape

Q’ty

1

Quick Connect

Cord

1

1

Isolation Valves

(includes pressure

relief valve)

Pipe Cover

(PC-5S)

Owner's Guide, Warranty,

Installation Manual

(this document)

Part No.

Description

4"-CVP-4STR

12"-CVP-12STR
24"-CVP-24STR
36"-CVP-36STR

Adjustable

Part No.

Description

CVT-S

Flange

Adapter

Horizontal Termination

Flange Elbow

Part No.

Description

CRC

CAIP

90  Elbow

Adjustable

90  Elbow

Support Strap

CVP-45ELB

CRF-P

Standard Horizontal Kit

FP-5-OUT

CRF-20

Part No.

Description

Roof Flashing

(Adapter A)

CRFB-55

Straight

Straight

Termination

11"-CVP-11ADJ
16"-CVP-16ADJ
40"-CVP-40ADJ

Rain Cap

CWF

Air Intake pipe

Roof Flashing

(Cap)

Roof Flashing

(Base)

CVP-90ELB

SS5-2

Roof Flashing

(Adapter B)

CRFA-40

45  Elbow

Plate

CVP-90ADJELB

CWF-90ELB

Horizontal Kit - CVK-H

Vertical Kit - CVK-V

Summary of Contents for NR98-DVC-CA

Page 1: ...roperly 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...

Page 2: ...ide Warranty Installation Manual this document Part No Description 4 CVP 4STR 12 CVP 12STR 24 CVP 24STR 36 CVP 36STR Adjustable Part No Description CVT S Flange Adapter HorizontalTermination Flange El...

Page 3: ...y one of the units System Diagram Insulate the hot water piping to prevent heat loss Insulate and apply heating materials to the cold water supply piping to prevent heat loss and freezing of pipes whe...

Page 4: ...lectric shock Use Extreme Caution if Using With a Solar Pre Heater Using this unit with a solar pre heater can lead to unpredictable output temperatures and possibly scalding If absolutely necessary u...

Page 5: ...as a result Avoid installation in places where special chemical agents e g hair spray or spray detergent are used Ignition failures and malfunction may occur as a result Carbon Monoxide Poisoning Haza...

Page 6: ...nal noises while it is running Before installing make sure that the exhaust flue termination will have the proper clearances according to the National Fuel Gas Code ANSI Z223 1 State of California The...

Page 7: ...a where an effective shield makes a clearance of 600mm 24 or more in front of the exhaust outlet Check Illustration If possible leave 200mm 8 or more on either side of the unit to facilitate inspectio...

Page 8: ...ht 4 5m 15 above meter regulator assembly I Service regulator vent outlet 0 9m 3 J Nonmechanical air supply inlet or combustion air inlet to any other appliance K Mechanical air supply inlet L Above p...

Page 9: ...tor labeled High Elevation Disconnect as illustrated on the right This con nector is located inside the unit H IG H E L E V A T IO N D IS C O N N E C T Mounting Bracket upper Location of Screw Hole Lo...

Page 10: ...ntric type vent pipe specified by Noritz America Do not attempt to use materials that are not specified for use on this appliance WARNING Be sure to do CARBON MONOXIDE POISONING Follow all vent system...

Page 11: ...liance will be reduced by up to 8 Maximum Vent Length Adjustment Connector Two 90 elbows maximum length 3 m 9 ft with connector installed Two 90 elbows maximum length 9 m 29 ft with connector removed...

Page 12: ...termination from blockage by snow drifts or dam age from snow falling off of roofs Support the vent pipe with hangers at a minimum of every 7 Make the vertical pipe as short as possible Do not common...

Page 13: ...ent penetrates a floor or ceiling and is not running in a fire rated shaft a firestop and support is required When the vent termination is located not less than 8 from a vertical wall or similar obstr...

Page 14: ...I 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 3m 10 3m...

Page 15: ...1 1114 75 132 194 440 1042 71 125 181 415 983 67 118 171 393 933 55 94 137 320 762 48 82 116 277 661 R Maximum Capacity of Flex TracPipe in Thousands of Btuh Liquified Petroleum 0 5 WC Pressure Drop L...

Page 16: ...stem 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 the system means such as a mix...

Page 17: ...wet the floor If neces sary provide drain piping or use a drain hose to remove the water Hot water piping Do not use lead PVC iron or any piping which has been treated with chromates boiler seal or ot...

Page 18: ...alve Type of Water Hardness Level Treatment Device Flush Frequency Type of Water Hardness Level Treatment Device Flush Frequency Soft 0 1 gpg 1 3 gpg 0 17 mg L None None None None None None Slightly H...

Page 19: ...t included with the pump 4 Set the flow switch to deactivate the Air Handler when the domestic hot water flow reaches 11 3 L min 3 GPM Adjust as necessary to prevent cycling 5 If the system requires w...

Page 20: ...ng in possible freezing damage Do not let the power cord contact the gas piping Tie the redundant power cord out side the water heater Putting the redundant length of cord inside the water heater may...

Page 21: ...isplay When setting the maximum temperature to 55 83 C 130 180 F 1 Turn the water heater off by pressing the ON OFF button on the remote controller 2 Disconnect electrical power to the water heater 3...

Page 22: ...m a wall circuit to the pump 5 Replace the front cover Pump Wiring This feature is not available when using the Quick Con nect Multi System feature Relay connection with larger pumps 85 W 1 Locate and...

Page 23: ...lack 3 White 4 Green 5 Blue 6 Blue 1 White 2 Green 3 Red 4 Black 5 Blue 6 Blue Connecting the Quick Connect Cord to the two units 1 Turn off the power 2 Remove the front cover of the heater 4 screws 3...

Page 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...

Page 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...

Page 26: ...6 13mm 0 5 HEIGHT OF EACH FITTINGS FROM BOTTOM OF CASE 56mm 2 2 NR98 DVC CA HOT WATER OUTLET COLD WATER INLET GAS INLET 10 45mm 0 4 1 8 336mm 13 2 127mm 5 0 79mm 3 1 350mm 13 8 334mm 13 1 FLUE COLLAR...

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