Roberts Gorden AT-242, AT-272, AT-254 manual AT-SeriesHeating Unit with Filtration, Important Notes

Models: AT-248 AT-136 AT-236 AT-154 AT-148 AT-242 AT-260 AT-254 AT-272

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AT-Series Heating Unit with Filtration

AT-Series Heating Unit with Filtration

 

 

 

 

 

 

 

 

 

 

 

 

 

K

 

 

 

DA

 

 

 

 

DA

 

DISCHARGE PLENUM

DA

 

DA

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EXTENSIONS

(OPTIONAL)

J

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

 

 

 

 

F

 

 

 

 

 

 

LIFTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ANGLES

 

 

 

 

 

 

 

 

CONTROL

 

 

D

 

 

 

INSPECTION

 

 

 

 

 

PANEL

EXCHANGERHEAT

SECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AND RELIEF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PORT

 

 

 

 

 

 

PROPELLER FAN / INLET

 

 

 

 

 

 

SPLIT

 

 

 

 

E

 

SECTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FOR

 

 

 

 

 

 

 

 

 

 

SHIPMENT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EXTERIOR

FILTER RACKS

C

 

 

 

 

RA

 

 

 

 

RA

 

RA

 

RA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

 

L

 

 

 

 

G

L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

M

 

 

A

 

M

 

 

 

 

 

 

B

 

 

 

 

FRONT VIEW

 

 

 

 

 

 

 

END VIEW

 

 

 

 

DIMENSIONS

 

 

 

 

 

 

LEGEND

 

AT-136 AT-148 AT-154

AT-236 AT-242 AT-248

AT-254

AT-260

AT-272

 

DA = Discharge Air

A

60

72

85

90

100

116

145

160

165

 

 

RA = Return Air

 

B

50

60

72

50

55

60

72

84

90

 

 

 

 

 

 

 

 

C

75

75

86

60

66

66

72

72

76

 

 

 

 

 

 

 

 

 

 

 

75 - 53

 

 

 

 

 

IMPORTANT NOTES:

 

 

 

 

 

75 - 53 100 - 53

 

 

 

 

 

D

53

53

65

53

100 - 53

125 - 72

90

96

96

 

 

 

 

 

 

 

125 - 72

150 - 72

 

 

 

 

 

All dimensions are in inches.

 

 

 

 

 

 

175 - 72

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

All dimensions are subject to change

E

35

35

35

35

35

35

35

35

35

 

 

 

 

without notice.

 

 

45 - 6

45 - 6

45 - 6

45 - 6

75 - 6

75 - 6

175 - 12 300 - 14

300 - 14

 

 

Due to height of unit, additional support is

 

75 - 6

75 - 6

75 - 6

70 - 6

100 - 8

100 - 8

225 - 12 450 - 16

450 - 16

F

recommended on top of the unit.

100 - 8

100 - 8 100 - 8

100 - 8

125 - 10 125 - 10

300 - 14

 

 

 

 

 

 

 

 

 

Dimension "F" is flue

diameter. Flue located

 

 

 

125 - 10

 

 

175 - 12

 

 

 

 

 

G

3

3

3

3

3

3

4

4

4

 

 

on left side of unit for 1,000 MBH heat

H

24

24

36

24

30

30

36

36

40

 

 

exchanger and smaller; flue located on right

J

48

48

48

48

48

48

48

48

48

 

 

side of unit for 1,250 MBH heat exchanger

K

.75

.75

.75

.75

.75

.75

.75

.75

.75

 

 

and larger.

 

L

.75

.75

.75

.75

.75

.75

.75

.75

.75

 

 

Dimensions "D" and "F" may vary depending

M

6

6

6

6

6

6

6

6

6

 

 

on heat exchanger size (ex. 45 = 450 MBH

N

3

3

3

3

3

3

3

3

3

 

 

heat exchanger).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Roberts Gorden AT-242, AT-272, AT-254, AT-260, AT-148, AT-154, AT-236 AT-SeriesHeating Unit with Filtration, Important Notes