Noritz ProTough NR98-DVC-LP Скачать руководство пользователя страница 15

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Gas Line Sizing for a Noritz Tankless Gas Water Heater

Maximum Natur

Natural Gas Delivery Capacity in Cubic Feet per Hour (0.60 Specific Gravity, 0.5" WC Pressure Drop)

Contact the Gas Supplier for Btu/Cubic Ft. of the Supplied Gas. 1000 BTU/Cubic Ft. is a Typical Value

Maximum Liquified P

Liquified Petroleum (Undiluted) Delivery Capacity in Thousands of Btuh (0.5" WC Pressure Drop)

Length in Feet

Pipe
Size

1/2"

3/4"

1 1/4"

1 1/2"

2 1/2"

3 1/2"

10'

20'

30'

40'

50'

60'

70'

80'

90'

100'

125'

10'

20'

30'

40'

50'

60'

70'

80'

90'

100'

125'

150'

200'

174

363
684

1404
2103

4050

6455

11,412
16,709
23,277

119
249
470
965

1445
2784
4437

7843

11,484
15,998

200
377

775

1161
2235
3563
6299
9222

12,847

Adapted from UPC 1997

171
323
663

993

1913
3049
5391
7893

10,995

152
286
588
880

1696
2703
4778
6995
9745

138
259

532
798

1536
2449
4329
6338
8830

127
239
490
734

1413

2253
3983
5831

8123

118

111

104

222

208

197

174

456

683

1315

2096
3705
5425
7557

428
641

1234

1966

3476
5090
7091

404
605

1165

1857
3284
4808
6698

358
536

1033
1646
2910
4261
5936

275
567

1071

2205
3307
6221

189
393
732

1496
2299
4331

152

315
590

1212
1858

3465

129
267
504

1039
1559
2992

114
237
448
913

1417
2646

103
217
409
834

1275

2394

196
378
771

1181
2205

185
346

724

1086
2047

173
322

677

1023
1921

162
307

630
976

1811

146
275

567
866

1606

132
252

511
787

1496

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 1/4"
1 1/2"

10'

20'

30'

40'

50'

60'

70'

80'

90'

100'

150'

200'

206
383
614

1261
2934

147
269
418
888

2078

121
218
334
723

1698

105
188
284
625

1472

168
251
559

1317

153
227
509

1203

141
209

471

1114

132

194

440

1042

125

181

415
983

118

171
393

933

55
94

137
320
762

48
82

116
277
661

Maximum Capacity of Flex TracPipe in Thousands of Btuh

Liquified Petroleum

( 0.5" WC Pressure Drop)

Length in Feet

Pipe
Size

3/4"

1 1/4"
1 1/2"

10'

20'

30'

40'

50'

60'

70'

80'

90'

100'

150'

200'

325
605
971

1993
4638

232
425
661

1404
3285

191
344
528

1143
2684

166
297
449
988

2327

149
265
397
884

2082

136

241
359
805

1902

126

222
330

745

1761

118
208
307

696

1647

112
197

286

656

1554

106
186

270

621

1475

143

217
506

1205

129

183

438

1045

** For reference only. Please consult gas pipe manufacturer for actual pipe capacities.

Maximum Capacity for Gas Flex Connectors in Cubic Feet per Hour of

Natural Gas

(0.60 Specific Gravity, 0.5" WC Pressure Drop)

Length in Inches

Pipe
Size

1/2"
3/4"

1 1/4"

12"

24"

36"

48"

60"

72"

180

150
290
581

1470

125
255
512

1200

106
215
442

1130

197
397
960

173
347
930

Length in Inches

Pipe
Size

1/2"
3/4"

1 1/4"

12"

24"

36"

48"

60"

72"

288

240
465
930

2352

200
409
825

1920

169
344
708

1808

149
315
638

1536

137

278
556

1488

Maximum Capacity for Gas Flex Connectors in Thousands of Btuh

Liquified Petroleum

( 0.5" WC Pressure Drop)

** For reference only. Please consult gas pipe manufacturer for actual pipe capacities.

TracPipe® is a registered trademark of Omega Flex.

Содержание ProTough NR98-DVC-LP

Страница 1: ...s 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 refer...

Страница 2: ...uide 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 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 Straig...

Страница 3: ...nnecting two units disconnect the remote controller connector from the other unit Note Connect the remote controller to only 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 when exposed to excessively cold temperatures Leave enough clearance around the ...

Страница 4: ...r electric 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 use mixing valves to ensure output temperatures do not get to scalding levels Do not use a solar pre heater with the quick connect multi system Precautions on Vent Pipe This appliance requires the u...

Страница 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 Hazard Do not install this water heater in a recreational vehicle or on a boat The water heater is designed for indoor installation only Never install it outdoors or in a bathroom it may be damaged or a ...

Страница 6: ...onal 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 water heater must be braced anchored or strapped to avoid moving during an earthquake Contact local utilities for code requirements in your area or call 1 866 766 7489 and request instructions Be su...

Страница 7: ...is restriction will not be applied to an area where an effective shield makes a clearance of 24 or more in front of the exhaust outlet Check Illustration If possible leave 8 or more on either side of the unit to facilitate inspection If possible leave 24 or more in front of the unit to facilitate maintenance and service if necessary If possible leave 3 or more above and below the vent pipe to faci...

Страница 8: ...eter regulator assembly 3 within a height 15 above meter regulator assembly I Service regulator vent outlet 3 J Nonmechanical air supply inlet or combustion air inlet to any other appliance 12 36 K Mechanical air supply inlet 3 above if within 10 6 L Above paved sidewalk or paved driveway located on public property Under veranda porch deck or balcony 7 M indicates clearances required in Canada Mai...

Страница 9: ...vice 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 Install the unit on a vertical wall and ensure that it is level Locating Screw Holes Mounting Structure When installing with ...

Страница 10: ...n or enclosure Blocked terminals can cause abnormal combustion resulting in undesired performance from the water heater 8 Vent Pipe Installation This appliance requires the use of special concentric 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 requir...

Страница 11: ...e appliance will be reduced by up to 8 Maximum Vent Length Adjustment Connector Two 90 elbows maximum length 9 ft with connector installed Two 90 elbows maximum length 29 ft with connector removed Maximum Vent Length Example Two 45 elbows count as one 90 elbow 123456 123456 123456 123456 123456 123456 123456 12345678901234 12345678901234 12345678901234 12345678901234 12345678901234 12345678901234 ...

Страница 12: ...r according to local codes and in order to prevent injury or property damage If this product will be installed in an area where snow is known to accumulate protect the vent 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 vent or connect more than o...

Страница 13: ...ion air intake of any appliance and 3 from any other building opening gas utility meter service regulator etc Enclose exterior vent systems below the roof line to limit condensation and protect against mechanical failure When the vent 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...

Страница 14: ...line consult local codes or the National Fuel Gas Code ANSI 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 10 10 10 5 5 5 5 Gas Fireplace 25 000 Btuh Instructions 1 Size each outlet branch starting from the furthest using the Btuh required and the length ...

Страница 15: ... 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 10 20 30 40 50 60 70 80 90 100 150 200 206 383 614 1261 2934 147 269 418 888 2078 121 218 334 723 1698 105 188 284 625 1472 94 168 251 559 1317 86 153 227 509 1203 80 141 209 471 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...

Страница 16: ...ystem 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 mixing valve shall be installed to temper the water to reduce the scald hazard Installation and service must be performed by a qualified plumber In the Commonwealth of Massachusetts this product must be...

Страница 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 other chemicals The longer the piping the greater the heat loss Try to make the piping as short as possible Use mixing valves with low water resistance Use shower heads with low pressure loss If necess...

Страница 18: ...r Heater Optional Sediment Filter Water Treatment Device Shutoff Valve 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 Hard 17 51 mg L None None Moderately Hard Hard 3 7 gpg 51 120 mg L ScaleShield Once a Year Once a Year Twice a Year Once a Year 7 10 gp...

Страница 19: ... is not included with the pump 4 Set the flow switch to deactivate the Air Handler when the domestic hot water flow reaches 3 GPM Adjust as necessary to prevent cycling 5 If the system requires water for space heating at a higher temperature than for other uses means such as a mixing valve shall be provided to temper the water for the other uses to help prevent scald ing 6 Expansion tank required ...

Страница 20: ...heater will not activate resulting 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 cause electrical interference and faulty operation Disconnect Power Electrical Shock Hazard Do not turn power on until electrical wiring is finished Disconnect power be...

Страница 21: ...he front cover of the water heater 4 screws 6 Reconnect electrical power to the water heater but do not turn it on 7 Press and hold the FLOW METER ALARM SET button until a sound is heard 2 sec and 120 F appears on the display 8 Set the upper limit of the hot water supply temperature to 125 F 130 F 135 F 140 F 145 F 150 F 160 F 170 F or 180 F using the UP and DOWN setting buttons 9 To put the water...

Страница 22: ...om 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 prepare the pump control wires as described above 2 Choose a suitable installation location for the relay where it will be protected from moisture 3 Connect the pump control wires from the heater to...

Страница 23: ...Black 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 Pass the Quick Connect Cord through the wiring throughway and into the unit 4 Plug the connector on the Quick Connect Cord to the receptacle inside the unit 5 Attach the ground wire of the Quick Con...

Страница 24: ...or 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 not obstruct the flow of combustion and ventilation air The pressure relief valve must be operated once a year to ensure that it is functioning properly and there is no obstruction Turn the power off...

Страница 25: ...power 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 any water demand 2 Turn off electric power 3 Turn the gas control manual valve clockwise to the off position Should overheating occur or the gas supply fail to shut off turn off the manual control val...

Страница 26: ...NGS FROM BOTTOM OF CASE 2 2 NR98 DVC HOT WATER OUTLET COLD WATER INLET GAS INLET 0 4 1 8 13 2 5 0 3 1 13 8 13 1 FLUE COLLAR CONDENSATE DRAIN AIR INLET mm inch WIRING THROUGHWAY AC120V HOT WATER OUTLET WATER DRAIN VALVE WATER DRAIN VALVE WATER FILTER GAS INLET COLD WATER INLET VIEW FROM TOP AC120V 6 9 7 3 HOT WATER OUTLET 3 4 WIRING THROUGHWAY COLD WATER INLET 3 4 GAS INLET 3 4 4 1 10 3 1 2 6 0 5 9...

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