Smallest Installed Footprint

The MVB’s compact design allows for easy installation in the most challenging equip- ment rooms. It’s easy to handle and install, but still user friendly to service. The MVB has the smallest installed footprint of any vertical boiler, only 5.4 square feet. The MVB con- tains all of it’s components to the inside of the cabinet, so there won’t be any fans or valves hanging off the cabinet that need extra clearance. The compact design fits through a 30” door opening making it the perfect choice for those hard to reach retrofit projects.

 

Model

Venting

 

Boilers

 

 

Water Heaters

 

Input

 

Category

 

 

 

 

 

 

 

 

 

Input

Output

Efficiency

Input

 

Output

Efficiency

Min.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

503

IV

500

435

87%

500

435

87%

125

 

753

IV

750

653

87%

750

653

87%

188

 

1003

IV

999

869

87%

999

869

87%

250

MBTUH

1253

IV

1250

1088

87%

1250

1088

87%

312

1503

IV

1500

1305

87%

1500

1305

87%

375

1753

IV

1750

1523

87%

1750

 

1523

87%

438

 

 

 

2003

IV

1999

1739

87%

1999

 

1739

87%

500

 

504

I*

500

420

84%

500

420

84%

357ª

 

754

I*

750

630

84%

750

630

84%

536ª

 

1104

I*

1100

924

84%

1045

888

85%

786ª

 

1504

I*

1500

1260

84%

1425

1211

85%

1071ª

 

2004

I*

1999

1679

84%

1900

1615

85%

1428ª

 

 

 

 

 

 

 

 

 

 

 

*Category I with vertical vent, category III with horizontal venting and no extractor.

†Category IV requires sealed vent with condensate drain. Category I uses conventional B vent. ªBoilers only.

Note: Ratings are for natural or propane gas and for elevations up to 5,000 ft. above sea level. For higher elevations, consult the factory.

 

Models

 

 

 

 

 

Dimensions (inches)

 

 

 

 

 

Operating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Amps

 

MVB

MVB

B

D

E

F

G

H

K-Ø

K-Ø

M

M

N

P

R

V

Weight

 

Cat. I*

Cat. IV

Ht.

NPT

NPT

Cat. I*

Cat. IV

Cat I*

Cat IV

CA Ø

(lbs.)

 

DATA

 

 

 

 

 

 

 

 

504

503

43

32

35

23-3/4

1

2

8

6

14-1/8

14-1/2

6

35

6

2

600

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

754

753

49

38

41

29-3/4

1

2

10

6

16

14-1/2

6

41

6

2

660

12

PHYSICAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1104

1003

55

44

47

35-3/4

1-1/4

2-1/2

10

6

16

14-1/2

6

47

6

2

720

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1504

1253

61

50

53

41-3/4

1-1/4

2-1/2

12

8

18-1/8

17-3/4

8

53

6

2

780

12

 

 

1503

67

56

59

47-3/4

1-1/4

2-1/2

 

8

 

17-3/4

8

59

6

2

840

12

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2004

1753

75

62

65

53-3/4

2

2-1/2

14

8

20-1/8

17-3/4

8

68

9

5

940

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2003

81

68

71

59-3/4

2

2-1/2

 

8

 

17-3/4

8

74

9

5

1000

18

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

*Category I with vertical vent, category III with horizontal venting and no extractor.

NPT is for Natural Gas. For Propane, NPT= 1” for all water heater/boiler sizes.

Current draw is for heater only. (Supply breaker must have a delayed trip.)

4

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Raypak 504 thru 2004, 503 thru 2003 manual Smallest Installed Footprint, Water Heaters

503 thru 2003, 504 thru 2004 specifications

Raypak, a well-known manufacturer in the HVAC and pool heating industry, has been at the forefront of innovation with their models 503 through 2003 and 504 through 2004. These models are recognized for their dependability, efficiency, and advanced features that cater to both residential and commercial applications.

One of the primary characteristics of the Raypak models 503 and 504 is their robust construction. Built with durability in mind, these heaters use high-quality materials that withstand varying weather conditions, ensuring longevity and reduced maintenance costs. The exterior casing is designed to resist corrosion, a common issue in humid environments, thereby enhancing the unit's lifespan.

Energy efficiency is another standout feature of the Raypak 503 and 504 models. These units integrate advanced heating technologies that utilize less energy while providing ample heating power. The proprietary heat exchanger design maximizes thermal transfer, ensuring that more of the energy consumed is effectively used for heating purposes. This not only contributes to lower utility bills but also aligns with growing environmental concerns regarding energy consumption.

In terms of technology, the Raypak models incorporate user-friendly digital controls that simplify the operation of the heater. These controls allow users to set precise temperatures and monitor system performance easily. Additionally, the built-in diagnostics feature alerts users to any issues, facilitating prompt maintenance and reducing downtime.

The compact design of these models is another benefit that does not go unnoticed. They can be installed in tight spaces, making them ideal for residential properties with limited room for large heating units. This flexibility in installation allows homeowners and contractors to optimize available space without sacrificing heating performance.

Moreover, both the 503 and 504 models come with a range of safety features. These include automatic water temperature limit controls and built-in freeze protection, which are essential for preventing damage during cold weather.

In summary, Raypak's 503 from 2003 and 504 from 2004 models showcase a blend of durability, energy efficiency, advanced technologies, and user-friendly features. They represent a commitment to providing high-quality heating solutions that meet the demands of modern consumers and businesses alike. With a focus on reliability and performance, Raypak continues to set benchmarks in the heating industry.