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Ext 2677, Ext 3060, Modulex ext – AERCO Modulex EXT 1530 - 3060 User Manual

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MODULEX EXT

1530, 1912, 2295, 2677, 3060 BOILERS

Installation, Operation & Maintenance Manual

For high altitude installations, consult document number C302.6 (MLX EXT Alt Derate).

Table 3-6: Modulex EXT Pressure, CO

2

and O

2

Level Calibration Tables

EXT 2677

Gas

Type

Supply

Pressure

Wc (kPa)

CO

2

Level

O

2

Level

Fan Speed Ǿ Mixer

Injectors

Ǿ in.

(mm)

Min. Gas

Consumption

ft

3

/hr (m

3

/hr)

Max. Gas

Consumption

ft

3

/hr (m

3

/hr)

Start

Output

% IG

(%)

Min.

(%)

Max.

(%)

Min.

(%)

Max.

Min.

(FL)

Max.

(FH)

NOMINAL ALTITUDE

Natural

7 (1.74)

8.5

10

3.1

5.8 26

84

0.35 (9)

79.8 (2.26)

2565 (72.6)

50

Propane 11 (2.74)

10

11

1.3

3.1

26

82

0.35 (9)

32.4 (0.92)

1042 (29.5)

50

HIGH ALTITUDE

Natural

7 (1.74)

8.5

10

3.1

5.8 28

100 0.35 (9)

79.8 (2.26)

2565 (72.5)

50

Propane 11 (2.74) 10.2 10.6 1.3

3.1

26

76

0.35 (9)

32.4 (0.92)

938 (26.6)

50

EXT 3060

Gas

Type

Supply

Pressure

Wc (kPa)

CO

2

Level

O

2

Level

Fan Speed Ǿ Mixer

Injectors

Ǿ in.

(mm)

Min. Gas

Consumption

ft

3

/hr (m

3

/hr)

Max. Gas

Consumption

ft

3

/hr (m

3

/hr)

Start

Output

% IG

(%)

Min.

(%)

Max.

(%)

Min.

(%)

Max.

Min.

(FL)

Max.

(FH)

NOMINAL ALTITUDE

Natural

7 (1.74)

8.5

10

3.1

5.8 26

84

0.35 (9)

79.8 (2.26)

2932 (83.0)

50

Propane 11 (2.74)

10

11

1.3

3.1

26

82

0.35 (9)

32.4 (0.92)

1191 (33.7)

50

HIGH ALTITUDE

Natural

7 (1.74)

8.5

10

3.1

5.8 28

100 0.35 (9)

79.8 (2.26)

2639 (82.9)

50

Propane 11 (2.74) 10.2 10.6 1.3

3.1

26

76

0.35 (9)

32.4 (0.92)

1072 (30.3)

50


NOTE

Check the O

2

levels often, especially at low flow rates.

For high altitude installations, consult document number C302.6 (MLX EXT Alt Derate).

OMM-0095_0E

AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913

Page 65 of 138

GF-139

Phone: 800-526-0288

12/01/14