4
2.2 MK BOILER DIMENSIONS
1 Switchboard AB Burner connections
3 Sight glass AC Flue connection
AM Flow connection * Only for 220 - 280 models
AR Return connection
Mod.
A
mm
B
mm
C
mm
G
mm
H
mm
N
mm
R
mm
S
mm
T
mm
AR-AM
Ø DN
AC
Ø mm
AB
Ø mm
AS
Ø
55
670 790 1020 110 640 310 500 595 710 1½” 200 120 ½”
70
670 790 1020 110 640 310 500 595 710 1½ ” 200 120 ½”
80
670 790 1020 110 640 310 500 595 710 1½ ” 200 120 ½”
90
730 890 1210 110 720 310 580 660 890 2” 200 150 ½”
100
730 890 1210 110 720 310 580 660 890 2” 200 150 ½”
120
730 890 1210 110 720 310 580 660 890 2” 200 150 ½”
140
730 890 1390 110 720 310 580 660 1070 2” 200 150 ½”
170
730 890 1390 110 720 310 580 660 1070 2” 200 150 ½”
230
850 1010 1430 135 / 380 610 780 1110 65 250 185 1”
300
850 1010 1680 135 / 380 610 780 1360 65 250 185 1”