Grant Vortex 15/26 User Manual

16
Grant Vortex Oil Boilers
Fig. 8 - Air supply for room sealed balanced flue boilers
4 - GENERAL BOILER INFORMATION
Fig. 9 - Air supply for conventional flue boilers
BOILER
IN ROOM
Room sealed balanced flue
no ventilation required to room
BOILER
IN COMPARTMENT
Room sealed balanced flue
compartment ventilated from room
Room sealed balanced flue
compartment ventilated from outside
B
B
A
A
BOILER
IN ROOM
Conventional open flue
C
BOILER
IN COMPARTMENT
Conventional open flue
compartment ventilated from room
Conventional open flue
compartment ventilated from outside
C
C
D
D
E
46/58 kW
292 cm² (45 in²)
583 cm² (90 in²)
58/70 kW
358 cm² (56 in²)
715 cm² (112 in²)
Output
Vent A
Vent B
15/26 kW
116 cm² (18 in²)
231 cm² (36 in²)
26/36 kW
171 cm² (27 in²)
341 cm² (53 in²)
Output
Vent A
Vent B
36/46 kW
226 cm² (35 in²)
451 cm² (70 in²)
46/58 kW
292 cm² (45 in²)
583 cm² (90 in²)
875 cm² (136 in²)
58/70 kW
358 cm² (56 in²)
715 cm² (112 in²)
990 cm² (154 in²)
Output
Vent C
Vent D
Vent E
15/26 kW
116 cm² (18 in²)
231 cm² (36 in²)
347 cm² (54 in²)
26/36 kW
171 cm² (27 in²)
341 cm² (53 in²)
512 cm² (80 in²)
Output
Vent C
Vent D
Vent E
36/46 kW
226 cm² (35 in²)
451 cm² (70 in²)
677 cm² (105 in²)
Air supply
4.6
See Figs. 8 and 9
A sufficient permanent air supply to the boiler should
be provided:
a For proper combustion of fuel and effective
discharge of combustion products to the open air.
b For the ventilation of any confined space in
which the boiler is installed to prevent
overheating of the boiler any equipment in and
near the boiler.

Grant Vortex 15/26 Specifications

General

Output	15 - 26 kW
Fuel	Oil
Warranty	2 years
Range	Vortex
Model	15/26