Key
1 Front tube plate
2 Furnace
3 Upper tube nest
4 Flow trap
5 Fasciame inferiore
6 Rear tube nest
7 Smoke tubes
8 Tie rod or stiffening stub
9 Side frame
10 Square tubes
11 Manhole
12 Smokebox
N1 Flow
N2 Return
N3 Instrument fitting
N4 Lower fitting
N5 Fitting for safety valve and
expansion vessel
N6 Bulb wells
MOD
250
300
A
100
100
B
100
100
C
-
-
DIMENSIONS AND WEIGHTS OF THE BULKIEST PARTS
Furnace
Ø
length
weight
mm
mm
kg
MOD.
25
450
1240
67
30
500
1240
73
35
500
1490
88
40
545
1490
115
50
645
1500
145
645
1790
172
62
75
690
1800
227
85
690
1800
227
95
690
2050
257
100
790
2065
316
120
790
2065
316
130
790
2065
316
350
400
500
100
85
85
100
95
125
-
-
550
Manhole
width
height
weight
mm
mm
mm
750
680
65
850
778
90
850
778
90
890
807
110
1100
984
180
1100
984
180
1240
1130
210
1240
1130
210
1240
1130
210
1390
1270
235
1390
1270
235
1390
1270
235
620
750
850
85
85
85
125
125
125
550
605
605
- 40
-
ASSEMBLY
950
1020
1200
85
85
85
125
125
125
605
680
680
1300
85
125
680