Heritage, Affordable Luxury Designed for reliability, performance,

value, and ease of installation.

FOR RESIDENTIAL AND LIGHT COMMERCIAL AppLICATIONS

Unit shown with components installed. See Technical Specifications on back for shipping configuration.

• 37,000-162,000 BTUs in 5 sizes

• Reliable cast iron heat exchanger

• DOE 2012-Compliant energy saving control system with integral low water cut-off protection

• Built-in draft diverter – fits in low spaces

• Progressive-opening gas valve for smooth & quiet operation

• Attractive, rugged powder coated steel jacket

• Can be installed on combustible floors

• Trapezoidal legs with nylon glides aid in positioning boiler during installation

• Industry-standard tapping locations, provides drop-in replacement for most applications

• Limited lifetime warranty

1-1/4” Return

Left Side Front Right Side

1-1/4” SupplyVent Damper

Circulator Relief Valve

Temp/Pressure Gauge

Combination Limit

Drain Valve

Gas Valve 15-5/8”A

32-1/4”

27-7/8”

2-3/4”

15-3/4”

HERITAGE TECHNICAL SpECIFICATIONS

MET-6302

TDC Manufacturing Inc.155 RT. 61 SOUTH • SCHUYLKILL HAVEN, PA 17972 (570) 385-0731 • FAX (570) 385-5304

Standard Equipment: Vent Damper, Taco 007 Circulator, drain valve, ASME relief valve (30PSI),circulator to limit control wire harness and connecting piping shipped in parts box. HydroLevelFuel Smart HydroStat 3200 Plus Smart Boiler Limit Control with digital display and low watercutoff functionality, Honeywell progressive opening gas valve, roll-out switch and spill switch areassembled at the factory.

HG02

HG03

HG04

HG05

HG06

10-1/2"

11-3/4"

15"

18-1/2"

21-1/2"

37

61

95

128

162

30

50

78

105

132

26

43

68

91

115

174

290

452

609

765

2

3

5

7

9

82

82

82

82

82

4

4

5

6

6

2.4

3.2

4.0

4.7

5.5

217

267

317

367

417

Model“A”

Dimension

InputRate(MBH)

HeatingCapacity(MBH)

Net AHRI(MBH)

Net RatingSq. Ft. HW@170F

No. ofBurners AFUE

Flue CollarDiameter(Inches)

WaterContent(gals.)

ShippingWeight(Approx.)

1. Standard piping/control system is right side.2. For altitudes above 2,000 feet, reduce ratings 4% for every 1,000 feet above sea level.3. Specifications and dimensions are subject to change without notice.4. Ratings are for natural gas and LP gas. Add suffix “N” to the model number for natural gas and suffix “P” to the model

number for LP gas.

HERITAGE BOILERS OFFERED BY:

ASM

E

H