PEERLESS 211A-04 Installation, Operation & Maintenance Manual Download Page 52

50

BOILER RATINGS & DIMENSIONS

Boiler

Length & W

idth Dimensions

Boiler

Inter

mediate

Inter

mediate Supply/R

etur

n Locations 

Model

Section

Supply/R

etur

n

(Dimensions are approximate)

No

.

AB

C

Length

DE

F

G

H

I

J

K

L

M

N

O

P

211A

-04

28

¹⁄₈

714

38

³⁄₈

975

63

160

21

³⁄₄

552

211A

-05

33

³⁄₄

857

44

1,118

63

160

27

³⁄₈

695 

211A

-06

39

³⁄₈

1,000

50

¹⁄₄

1,276

65

165

33

838

211A

-07

45

1,143

55

⁷⁄₈

1,419

63

160

38

⁵⁄₈

981

211A

-08

50

⁵⁄₈

1,286

61

³⁄₄

1,568

63

160

44

¹⁄₄

1,124

211A

-09

56

¹⁄₄

1,429

67

⁵⁄₈

1,718

63

160

49

⁷⁄₈

1,267

211A

-10

61

⁷⁄₈

1,572

73

¹⁄₄

1,861

65

165

55

¹⁄₂

1,410

211A

-11

67

¹⁄₂

1,715

80

³⁄₄

2,051

65

165

61

¹⁄₈

1,553

211A

-12

73

¹⁄₈

1,857

86

³⁄₈

2,194

63

160

66

³⁄₄

1,695

211A

-13

78

³⁄₄

2,000

91

¹⁄₂

2,324

63

160

72

³⁄₈

1,838

211A

-14

84

³⁄₈

2,143

97

¹⁄₈

2,467

65

165

78

1,981

211A

-15

90

2,286

102

³⁄₄

2,610

65

165

83

⁵⁄₈

2,124

211A

-16

95

⁵⁄₈

2,429

108

³⁄₈

2,753

65

165

89

¹⁄₄

2,267

211A

-17

101

¹⁄₄

2,572

114

¹⁄₄

2,902

65

165

94

⁷⁄₈

2,410

211A

-18

106

⁷⁄₈

2,715

120

³⁄₈

3,058

65

165

100

¹⁄₂

2,553

53

¹⁄₁₆

1,348

47

⁷₁₆

1,205

211A

-19

112

¹⁄₂

2,858

139

¹⁄₈

3,534

65

165

106

¹⁄₈

2,696

53

¹⁄₁₆

1,348

53

¹₁₆

1,348

211A

-20

118

¹⁄₈

3,000

144

³⁄₄

3,677

65

165

111

³⁄₄

2,838

58

¹¹⁄₁₆

1,491

53

¹₁₆

1,348

211A

-21

123

³⁄₄

3,143

150

³⁄₈

3,820

65

165

117

³⁄₈

2,981

58

¹¹⁄₁₆

1,491

58

¹¹₁₆

1,491

211A

-22

129

³⁄₈

3,286

156

3,962

65

165

123

3,124

41

¹³⁄₁₆

1,062

45

1,143

36

³₁₆

919

211A

-23

135

3,429

161

⁵⁄₈

4,105

65

165

128

⁵⁄₈

3,267

41

¹³⁄₁₆

1,062

45

1,143

41

¹³₁₆

1,062

211A

-24

140

⁵⁄₈

3,572

166

³⁄₈

4,226

65

165

134

¹⁄₄

3,410

47

⁷₁₆

1,205

45

1,143

41

¹³₁₆

1,062

211A

-25

146

¹⁄₄

3,715

172

4,369

65

165

139

⁷⁄₈

3,553

36

³⁄₁₆

919

33

³⁄₄

857

33

³⁄₄

857

36

³₁₆

919

211A

-26

151

⁷⁄₈

3,858

177

⁵⁄₈

4,512

65

165

145

¹⁄₂

3,696

36

³⁄₁₆

919

33

³⁄₄

857

39

³⁄₈

1,000

36

³₁₆

919

211A

-27

157

¹⁄₂

4,001

183

¹⁄₄

4,655

65

165

151

¹⁄₈

3,839

36

³⁄₁₆

919

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

30

⁹₁₆

776

211A

-28

163

¹⁄₈

4,143

188

⁷⁄₈

4,797

65

165

156

³⁄₄

3,981

24

¹⁵⁄₁₆

633

33

³⁄₄

857

33

³⁄₄

857

33

³⁄₄

857

30

⁹₁₆

776

211A

-29

168

³⁄₄

4,286

194

¹⁄₂

4,940

65

165

162

³⁄₈

4,124

2

3

24

¹⁵⁄₁₆

633

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

24¹⁵₁₆

633

211A

-30

174

³⁄₈

4,429

200

¹⁄₈

5,083

65

165

168

4,267

2

3

30

⁹₁₆

776

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

24¹⁵₁₆

633

211A

-31

180

4,572

205

³⁄₄

5,226

65

165

173

⁵⁄₈

4,410

2

3

30

⁹₁₆

776

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

30

⁹₁₆

776

211A

-32

185

⁵⁄₈

4,715

211⁷⁄₈

5,382

65

165

179

¹⁄₄

4,553

2

3

30

⁹₁₆

776

28

¹⁄₈

714

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

30

⁹₁₆

776

211A

-33

191

¹⁄₄

4,858

217

¹⁄₂

5,525

65

165

184

⁷⁄₈

4,696

2

3

24

¹⁵⁄₁₆

633

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

24¹⁵₁₆

633

211A

-34

196

⁷⁄₈

5,001

223

⁷⁄₈

5,686

65

165

190

¹⁄₂

4,839

3

3

24

¹⁵⁄₁₆

633

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

28

¹⁄₈

714

22

¹⁄₂

572

22

¹⁄₂

572

24¹⁵₁₆

633

211A

-35

202

¹⁄₂

5,144

229

¹⁄₂

5,829

65

165

196

¹⁄₈

4,982

3

3

24

¹⁵⁄₁₆

633

22

¹⁄₂

572

22

¹⁄₂

572

28

¹⁄₈

714

28

¹⁄₈

714

22

¹⁄₂

572

22

¹⁄₂

572

24¹⁵₁₆

633

211A

-36

208

¹⁄₈

5,286

262

6,655

65

165

201

³⁄₄

5,124

3

3

24

¹⁵⁄₁₆

633

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-37

213

³⁄₄

5,429

268

6,807

65

165

207

³⁄₈

5,267

3

3

24

¹⁵⁄₁₆

633

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

24¹⁵₁₆

633

211A

-38

219

³⁄₈

5,572

273

¹⁄₂

6,947

65

165

213

5,410

3

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

28

¹⁄₈

714

28

¹⁄₈

714

28

¹⁄₈

714

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-39

225

5,715

279

¹⁄₂

7,099

65

165

218

⁵⁄₈

5,553

3

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-40

230

⁵⁄₈

5,858

285

7,239

65

165

224

¹⁄₄

5,696

4

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

28

¹⁄₈

714

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-41

236

¹⁄₄

6,001

291

7,391

65

165

229

⁷⁄₈

5,839

4

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-42

241

⁷⁄₈

6,144

296

¹⁄₂

7,531

65

165

235

¹⁄₂

5,982

4

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-43

247

¹⁄₂

6,287

302

¹⁄₂

7,684

65

165

241

¹⁄₈

6,125

5

3

19

⁵⁄₁₆

491

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

19

⁵₁₆

491

211A

-44

253

¹⁄₈

6,429

308

7,823

65

165

246

³⁄₄

6,267

5

3

19

⁵⁄₁₆

491

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

22

¹⁄₂

572

19

⁵₁₆

491

211A

-45

258

³⁄₄

6,572

314

7,976

65

1

65

252

³⁄₈

6,410

5

3

19

⁵⁄₁₆

491

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

19

⁵₁₆

491

211A

-46

264

³⁄₈

6,715

319

¹⁄₂

8,115

65

165

258

6,553

6

3

19

⁵⁄₁₆

491

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

22

¹⁄₂

572

16

⁷⁄₈

429

22

¹⁄₂

572

16

⁷⁄₈

429

19

⁵₁₆

491

SERIES 211A STEAM

BOILER DIMENSIONS

inch

inch

inch

inch

inch

inch

inch

inch

inch

inch

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

mm

Size

No

.

inch

inch

inch

inch

inch

inch

inch

mm

mm

mm

mm

mm

mm

Char

t continues on page 51.

Summary of Contents for 211A-04

Page 1: ...211A Boilers Steam Series Gas Installation Operation Maintenance Manual...

Page 2: ...ES AND LABELS 24 7 CONNECT GAS PIPING 29 A INSTALL GAS TRAIN 29 B CONNECT PILOT GAS TUBING 29 C INSTALL VENT AND BLEED PIPING 29 D INSTALL GAS SUPPLY PIPING 30 E TEST GAS SUPPLY PIPING 30 8 INSTALL CO...

Page 3: ...BOXES 1 Throughout this manual you will see special attention boxes intended to supplement the instructions and make special notice of potential hazards These categories mean in the judgment of PB He...

Page 4: ...ir and ventilation air must be provided for this appliance in accordance with the section of the National Fuel Gas Code entitled Air for Combustion and Ventilation or applicable provisions of the loca...

Page 5: ...ssisted appliances in Btu hr Note These calculations are not to be used for infiltration rates greater than 0 60 ACH 3 Indoor Air Opening Size and Location Openings connecting indoor spaces shall be s...

Page 6: ...e top of the space The opening shall communicate directly with the outdoors communicate through a vertical or horizontal duct or communicate with a space that freely communicates with the outdoors The...

Page 7: ...area through a louver or grille is not known it shall be assumed that wooden louvers will have 25 free area and metal louvers and grilles will have 75 free area iii Nonmotorized dampers shall be fixed...

Page 8: ...t least 0 02 w c 5 Pa measured at the vent connections c Support the weight of the vent system independently of the boiler draft hood The draft hood is not designed to carry structural loading d Provi...

Page 9: ...nch 13 mm thick with aluminum backing aluminum side up One half inch 13 mm Hi Temp millboard with aluminum backing would be acceptable as well Place the insulating board on the slab inside the base F...

Page 10: ...43 129 3 8 3 286 141 3 8 3 591 211A 23 129 3 8 3 286 135 3 429 147 3 734 211A 24 135 3 429 140 5 8 3 572 152 5 8 3 877 211A 25 140 5 8 3 572 146 1 4 3 715 158 1 4 4 020 211A 26 146 1 4 3 715 151 7 8 3...

Page 11: ...bly Burner Support Channel Angle Tie Brace Front Panel Support Bracket Section Assembly Kit Front Panel Sub Assembly Back Panel Sub Assembly Burner Support Channel Angle Tie Brace Front Panel Support...

Page 12: ...using 5 16 18 x 1 25 mm long cap screws and hex head nuts See Table 2 1 for panels required Place the panels in the positions shown in the table and Figure 2 1 8 Complete the base assembly by attachin...

Page 13: ...11A 26 2EE 2EE 2EE 2BB 12 4 1 2 3 772 211A 27 2EE 2EE 2EE 2CC 12 10 1 8 3 915 211A 28 2EE 2EE 2EE 2DD 13 3 3 4 4 058 211A 29 2EE 2EE 2EE 2EE 13 9 3 8 4 201 211A 30 2DD 2DD 2DD 2DD 2CC 14 3 4 343 211A...

Page 14: ...the Boiler Sections are installed 1 4 X 1 1 2 38 mm long Nipple 2 1 4 Street Elbow Imperial 69F Elbow 1 8 NPT x 1 4 O D Tubing PB H91BG 2 or H V8046C Pilot Gas Valve 1 4 x 1 8 Hex Bushing 3 8 Thermop...

Page 15: ...211A 24 3 46 21 5 39 9 23 39 211A 25 3 48 25 5 45 9 23 41 211A 26 4 50 19 5 33 47 9 23 33 45 211A 27 4 52 21 5 35 49 9 23 35 45 211A 28 4 54 23 5 37 51 9 23 35 47 211A 29 4 56 27 5 39 53 9 23 39 49 2...

Page 16: ...n the grooves on each end of the section Place the rope in the grooves Do not stretch the rope The longer rope goes in the front groove NOTE The ends of each rope must extend 1 2 13 mm beyond the top...

Page 17: ...15 Figure 3 3 Assembling Sections on Base PLACE THE BOILER SECTIONS...

Page 18: ...d section 3 Provide a water supply line to the boiler 4 Plug all open tappings in the boiler 5 Provide a means to vent air as the boiler fills 6 Fill the boiler with water venting air as water level r...

Page 19: ...op of each Collector section with two 10 x 1 2 13 mm long sheet metal screws See Figure 4 2 5 Insert a Long Hook Bolt part number GG 5003 through the angle bracket Slip the hook end over the tie rod A...

Page 20: ...A 211A 29 14B 14B 14B 14B 14A 14A 211A 30 14B 14B 14B 14B 14B 14A 211A 31 14B 14B 14B 14B 14B 14B 211A 32 14B 14B 14B 14A 14A 14A 14A 211A 33 14B 14B 14B 14B 14A 14A 14A 211A 34 14B 14B 14B 14B 14B 14...

Page 21: ...of the steam main See Figure 5 3 for this special case 7 The piping in these drawings is shown off the right hand side of the boiler The boiler may also be piped toward the left side as shown in Figu...

Page 22: ...20 PIPE THE BOILER Figure 5 2 Supply and Return Piping Pumped Return and Parallel Flow Gravity Systems...

Page 23: ...s of the boilers Always use Boiler feed units a Install a Float and Thermostatic trap at the boiler water level on each of the multiple boilers on a pumped return system This prevents flooding of idle...

Page 24: ...22 PIPE THE BOILER Figure 5 6 Piping Multiple Boilers Typical Pumped Return Systems Figure 5 5 Piping Multiple Boilers Typical Gravity Return Systems...

Page 25: ...el GG 6023 flange on right side of panel under the edge of the Right Front Corner Panel Place the left edge of the Front Panel over the offset flange of the Left Front Corner Panel Line up the screw h...

Page 26: ...ointed down Peel the insulation slightly away from the back edge of the panel for better contact Secure with one 10 x 1 2 13 mm long sheet metal screw 3 Slide the left hand offset flange of the first...

Page 27: ...anel Guide GG 6031 Lower Rear Panel GG 6026 Rear Panel Support Leg GG 6028 Top Panel GG 6024 Top Right End Panel GG 6019 Front Panel GG 6023 Right Front Corner Panel GG 6015 Front Jacket Panel Support...

Page 28: ...31 1 Sheet Metal Screws 23 Jacket Intermediate Panel Front GG 6023 2 1 Jacket Intermediate Panel Top GG 6024 2 1 Jacket Intermediate Panel Upper Rear GG 6025 2 1 12C Jacket Intermediate Panel Lower Re...

Page 29: ...27 INSTALL THE JACKET DRAFT HOOD Figure 6 3 Jacket Assembly Sequence Carton Numbers and Locations...

Page 30: ...3C 13C 13B 13B 13B 13B 211A 28 13C 13C 13C 13B 13B 13B 211A 29 13C 13C 13C 13C 13B 13B 211A 30 13C 13C 13C 13C 13C 13B 211A 31 13C 13C 13C 13C 13C 13C 211A 32 13C 13C 13C 13B 13B 13B 13B 211A 33 13C 1...

Page 31: ...lots to the Pilot Gas Valves b Connect standing pilots when supplied see Table 2 2 to the thermopilot valves c Install thermocouples in the standing pilots and connect to the thermopilot valves C INST...

Page 32: ...sized and adjusted properly to provide this pressure under all conditions 4 Install a Service Valve Sediment Trap and Ground Joint Union at the supply connection to the Gas Control Train as shown in F...

Page 33: ...Foot3 Meter3 Foot3 Meter3 Foot3 Meter3 Foot3 Meter3 Foot3 Meter3 10 3 0 1050 30 1 600 45 3 050 86 4 800 136 8 500 241 17 500 496 44 000 1246 20 6 1 730 21 1 100 31 2 100 59 3 300 93 5 900 167 12 000 3...

Page 34: ...automatic reset type b When a manual reset control is required the boiler can be supplied with Hydrolevel Model 550P 5 Provide each float low water cut off with a blowdown valve Pipe the blowdown away...

Page 35: ...33 INSTALL CONTROLS AND TRIM Figure 8 2 Pressure Control Piping Fittings Included with Boiler...

Page 36: ...CONTROLS AND TRIM Figure 8 4 Optional Feeder Low Water Cut Off Model 47 2 Used Only on Models 211A 04 through 211A 08 Capacity Not Adequate for Larger Boilers Figure 8 3 Standard Float Type COntrol M...

Page 37: ...35 INSTALL CONTROLS AND TRIM Figure 8 5 Optional Float Type Pump Control Low Water Cut Off Model 157...

Page 38: ...ler Foundation 10 3 8 264 mm 10 7 8 276 mm 36 914 mm 4 1 8 105 mm 8 1 8 206 mm Install 1 Blowoff Valve Burner Cut Off Level is Below Center Line on 51 2 and 51 S 2 Controls Below Normal Water Line 1 1...

Page 39: ...components C INSTALL CONTROL WIRING 1 Wire the boiler according to the wiring diagram supplied with the boiler in the Control Envelope Figure 9 1 is a typical layout of the components on the boiler Fi...

Page 40: ...38 WIRE THE BOILER Figure 9 2 Typical Wiring Standard Controls Low Voltage Gas Valves...

Page 41: ...39 WIRE THE BOILER Figure 9 3 Typical Wiring Standard Controls 120 Volt Gas Valves...

Page 42: ...ll for heat g Wait 60 seconds to allow the control to reset before proceeding with the next step 5 Light Manual Pilots a Follow the procedure in the Lighting Instructions to manually light any standin...

Page 43: ...sludge etc that may be in the system These substances can cause foaming and surging of the boiler water producing an unstable water line and water carryover to the system 3 The piping for a skim valv...

Page 44: ...s will light 12 The burners will continue to fire until the Operating Control is satisfied B TO SHUT DOWN THE BOILER 1 Open main line power disconnect switch to boiler 2 Close Main and Pilot gas shut...

Page 45: ...Measures Provide adequate ventilation Wear a NIOSH MSHA approved respirator Wear long sleeved loose fitting clothing and gloves to prevent skin contact Wear eye goggles Minimize airborne dust prior to...

Page 46: ...se a soap suds mixture to check the gas tightness of all gas joints 5 Test the limit and operating controls to assure they are operating correctly 6 Inspect and test all low water cut offs Float type...

Page 47: ...rom top of boiler e Replace the flue collector draft hood jacket and cleanout panels using the procedures given in this manual f Remove the burners and brush the gas ports lightly with a soft bristle...

Page 48: ...ks or System Causing Low Water Cut off to Function Check Feeder if Supplied Defective Thermopilot Valve s Replace Defective Thermocouple s Replace High Gas Pressure Switch Open Check Switch Setting if...

Page 49: ...ate loads Close nipple on Hartford too high Repipe 2 to 4 5cm to 10cm Below Water Line Water Hammer on Shut Down Uninsulated steam piping in boiler room but system piping insulated causing vacuum Insu...

Page 50: ...087 2 801 821 211A 24 4 830 1 416 3 864 1 133 12 500 1 164 3 000 879 1 288 4 715 1 382 3 772 1 106 12 204 1 136 2 929 858 211A 25 5 040 1 477 4 032 1 182 13 042 1 214 3 130 918 1 288 4 920 1 442 3 93...

Page 51: ...49 BOILER RATINGS DIMENSIONS...

Page 52: ...2 572 22 572 22 572 30 776 211A 32 185 4 715 211 5 382 65 165 179 4 553 2 3 30 776 28 714 22 572 22 572 22 572 22 572 30 776 211A 33 191 4 858 217 5 525 65 165 184 4 696 2 3 24 633 22 572 22 572 22 57...

Page 53: ...9 28 714 28 714 25 645 22 572 22 572 13 346 6 14 356 29 737 29 737 211A 29 16 419 28 714 28 714 28 714 25 645 22 572 13 346 6 14 356 29 737 29 737 211A 30 16 419 28 714 28 714 28 714 28 714 25 645 13...

Page 54: ...ly w Insulation 28 1 8 714 mm Wide GG2081 2 33 3 4 857 mm Wide GG2081 3 39 3 8 1 m Wide GG2081 4 For 16 7 8 429 mm Wide Panel 50848 For 22 1 2 571 mm Wide Panel 50849 11 Base Front or Back Panel Insul...

Page 55: ...Bolt 1 Required Per Flue Collector GG5003 25 Black Flue Collector Hook Bolt 1 Required Per Flue Collector GG5004 26 Flue Collector Mounting Bracket 1 Required Per Flue Collector 27 Hi Temp Rope for F...

Page 56: ...54 REPAIR PARTS SERIES 211A Figure 15 1 Boiler Assembly...

Page 57: ...55 REPAIR PARTS SERIES 211A Figure 15 2 Base Assembly...

Page 58: ...56 NOTES...

Page 59: ...anual is the property of the owner and must be affixed near the boiler for future reference TO THE OWNER This boiler should be inspected annually by a Qualified Service Agency HI Division of gama ASME...

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