Combi 90 Outdoor Module
4
Note: Boilers are despatched for use with kerosene.
Combi 90 Outdoor Module using Class C2 kerosene
2.3
Boiler technical data
2.2
Model
Boiler water content
litre
gal
* Weight (dry)
kg
lb
Max. heat input (Kerosene)
kW
Btu/h
Connections:
Heating flow and return
Cold water mains inlet
Domestic hot water outlet
Pressure relief valve discharge
Boiler thermostat range
Limit (safety) thermostat switch off temp.
Maximum heating system pressure (cold)
Minimum heating system pressure (cold)
Pressure relief valve
Expansion vessel
Maximum heating system volume
Maximum operating pressure
Minimum domestic hot water flow rate
Maximum domestic hot water temperature
Maximum mains water inlet pressure
Minimum recommended mains water inlet pressure
Combi 90
40
8.8
202
445
27.6
94 200
Flow - 22 mm copper pipe, Return - 1" BSP
15 mm copper pipe
15 mm copper pipe
15 mm copper pipe
75 to 85°C
111°C ± 3°C
1.0 bar
0.5 bar
2.5 bar
12 litres (pre-charged at 1.0 bar)
90 litres (approximately)
2.5 bar
3.0 litres/min (0.66 gal/min)
65°C
8.0 bar
2.5 bar
2 - BOILER TECHNICAL INFORMATION
Combi 90 Outdoor Module using Class D gas oil - Conventional flue only
2.4
Flue gas mass
flow rate (kg/h)
38.7
CO
2
(%)
12.0
(kW)
26.4
(Btu/h)
90 000
Heat Output
(kW)
27.9
(Btu/h)
95 250
Net Heat Input
Net eff. **
(%)
94.6
Head
type
LD3
Nozzle
size
0.60/60°S
Oil press.
(bar)
12.0
Smoke
No.
0 - 1
Fuel flow
rate (kg/h)
1.97
Net flue gas
temp. (°C)
200
Flue gas mass
flow rate (kg/h)
38.7
CO
2
(%)
12.0
(kW)
26.4
(Btu/h)
90 000
Heat Output
(kW)
27.6
(Btu/h)
94 200
Net Heat Input
Net eff. **
(%)
95.8
Head
type
LD3
Nozzle
size
0.75/60°EH
Oil press.
(bar)
9.5
Smoke
No.
0 - 1
Fuel flow
rate (kg/h)
2.40
Net flue gas
temp. (°C)
180