2
Vanguard L -
Installation & Servicing
GENERAL
Note
.
Fuel rates and flue gas data relate to maximum output ratings.
Gas firing data relates to the use of NATURAL GAS ONLY.
Details for the use of LPG are available on request from Ideal.
Natural gas consumption is calculated using a calorific value of
38.7MJ/m
3
(1038Btu/ft
3
) gross or 34.9MJ/m
3
(935Btu/ft
3
) nett at
15ºC and 1013.25mbar.
Table 1 Performance Data
HEALTH & SAfETy DocumENT No. 635
The electricity at work regulations, 1989
. The manufacturer's
notes must NOT be taken, in any way, as overriding statutory
obligations.
ImPoRTANT
. These appliances are CE certified for safety
and performance. It is, therefore, important that no external
control devices, e.g. flue dampers, economisers etc., are
directly connected to these appliances unless covered by
these Installation and Servicing Instructions or as otherwise
recommended by
Ideal
in writing. If in doubt please enquire.
Any direct connection of a control device not approved by
Ideal
could invalidate the certification and the normal appliance
warranty. It could also infringe the Gas Safety Regulations and
the above regulations.
Boiler
Size
170 240 290 340 420 510 630 760 870 970 1100 1320 1570 1850 2200 2650 3000 3500
Maximum
Heat
Output
kW 170 240 290 340 420 510 630 760 870 970 1100 1320 1570 1850 2200 2650 3000 3500
Btu/hx10
3
580 819 990 1160 1433 1740 2150 2593 2969 3301 3753 4504 5357 6312 7507 9042 10236 11942
Minimum
Heat
Output
kW 130 180 220 255 315 385 480 580 660 750 860 1000 1200 1400 1700 2000 2300 2700
Btu/hx10
3
444 614 751 870 1075 1314 1638 1980 2252 2559 2934 3412 4095 4777 5800 6824 7848 9212
Hydraulic resistance 11K
mbar 27.5 60.4 38.4 51.2 31.1 45.8 69.5 47.6 60.4 75.0 54.9 64.1 60.4 82.4 62.2 87.9 113.5 153.7
in
wg 11.0 24.2 15.4 20.5 12.4 18.3 27.8 19.0 24.2 30.0 22.0 25.6 24.2 32.9 24.9 35.1 45.4 61.5
Hydraulic resistance 20K
mbar 8.3 18.3 11.6 15.5 9.4 13.8 21.0 14.4 18.3 22.7 16.6 19.4 18.3 24.9 18.8 26.6 34.3 46.5
in
wg 3.3 7.3 4.7 6.2 3.8 5.5 8.4 5.8 7.3 9.1 6.6 7.8 7.3 10.0 7.5 10.6 13.7 18.6
Combustion
chamber
mm
w.g. 15 28 25 34 29 43 55 51 57 49 52 67 60 73 65 76 60 74
resistance (at zero draught)
in
w.g. 0.59 1.10 0.98 1.34 1.14 1.69 2.17 2.01 2.24 1.93 2.05 2.64 2.36 2.87 2.56 2.99 2.36 2.91
Flow connection
(T1) DN PN16 65
65
80
80 100 100 100
125 125
125 150 150
175 175 200 200
200 200
Return connection
(T2) DN PN16 65
65
80
80 100 100 100
125 125
125 150 150
175 175 200 200
200 200
Max.
operating
pressure
bar
6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6
Max. boiler therm. setting
ºC 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90 60-90
Safety thermostat setting
ºC 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100
High-low setting
ºC 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84 54-84
Min. draught at smokehood
mbar 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
outlet
(for
max.
output)
in
w.g. 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Safety valve & expansion
(T3) BSP/DN PN6 1
1
/
2
"
1
1
/
2
"
2" 2" 2" 2" 2" 65 65 65 80 80 100 100 125 125 125 125
Drain
(T4) in 3/4
3/4
3/4 3/4 3/4
3/4
3/4
1
1
/
4
1
1
/
4
1
1
/
4
1
1
/
2
1
1
/
2
1
1
/
2
1
1
/
2
1
1
/
2
1
1
/
2
1
1
/
2
1
1
/
2
Flue outlet
(T5) mm 200 200 250 250 250 250 300
350 350
350 400 400
450 450 520 520
570 620
in 7.8
7.8
9.8 9.8 9.8
9.8 11.8 13.8 13.8 13.8 15.7 15.7 17.7 17.7 20.5 20.5 22.4 24.4
Boiler
water
content
l 190 251 264 298 398 462 565 671 753 836 1040 1242 1418 1617 2086 2324 2667 4142
gal 41.8 55.2 58.1 65.6 87.5 101.6 124.3 147.6 165.6 183.9 228.8 273.2 311.9 355.7 458.9 511.2 586.7 911.1
Boiler DRY weight less
kg 435 510 588 629 796 919 1049 1341 1447 1553 1821 2030 2780 3280 4145 4465 5110 6700
burner unit
lb 959 1124 1296 1387 1755 2026 2313 2956 3190 3424 4015 4475 6129 7231 9138 9844 11266 14771
Boiler
Size
170 240 290 340 420 510 630 760 870 970 1100 1320 1570 1850 2200 2650 3000 3500
Maximum
oil
rate
l/h 19.1 27.0 32.5 38.1 47.1 57.2 70.8 85.2 97.4 108.6 123.2 147.9 176.0 207.4 247.1 297.3 336.6 393.1
gal/h 4.2 5.9 7.2 8.4 10.4 12.6 15.6 18.7 21.4 23.9 27.1 32.5 38.7 45.6 54.4 65.4 74.0 86.5
Maximum flue
m
3
/sec 0.10 0.14 0.17 0.20 0.25 0.31 0.37 0.44 0.52 0.56 0.64 0.76 0.91 1.07 1.26 1.52 1.72 1.99
gas volume
ft
3
/min 209 299 356 417 523 648 775 932 1102 1189 1348 1620 1926 2255 2670 3213 3638 4221
Flue Gas CO
2
at
195ºC
% 13.0 12.8 13.0 13.0 12.8 12.5 13.0 13.0 12.5 13.0 13.0 13.0 13.0 13.1 13.2 13.2 13.2 13.3
Table 2 oil firing Data
Boiler
Size
170 240 290 340 420 510 630 760 870 970 1100 1320 1570 1850 2200 2650 3000 3500
Maximum Gas Rate
m
3
/h 19.1 26.9 32.4 38.0 47.0 57.0 70.5 84.9 97.1 108.3 122.8 147.5 175.4 206.7 246.3 296.4 335.6 391.9
Gross ft
3
/h
673.2 949.4 1144.7 1340.6 1657.9 2013.1 2489.5 2996.7 3426.7 3820.6 4332.6 5204.8 6190.6 7294.6 8693.5 10460.4 11841.9 13830.5
Maximum flue
m
3
/sec 0.10 0.14 0.17 0.19 0.25 0.30 0.37 0.45 0.52 0.57 0.65 0.78 0.93 1.08 1.26 1.51 1.75 2.04
gas volume
ft
3
/min 211 293 360 411 519 633 775 946 1098 1211 1368 1657 1967 2299 2671 3203 3717 4332
Flue Gas CO
2
at
195ºC
% 10.0 10.1 10.0 10.2 9.9 9.9 10.2 9.9 9.8 10.0 10.0 10.0 10.0 10.1 10.2 10.2 10.2 10.2
Table 3 Gas firing Data
Assembly and Installation Instructions for Ideal Vanguard L heating boilers should be read in conjunction
with the general technical data tables enclosed and any other technical publication supplied with the burner.