Greenstar Utility 18/25 (discontinued Sept 2011)
Description
The Greenstar Utility boilers are suitable for installing in your utility room or garage.
As floor standing boilers, they can be positioned under a removable kitchen worktop, providing there is adequate access for servicing and maintenance.
These boilers come with a built-in central heating temperature control behind the front panel.
Heat output: 18-25kW
Efficiency
This boiler is registered with the Energy Saving Trust.
This boiler is compatible with Greenskies solar panels
Features and benefits
- Best official boiler efficiency rating (SEDBUK band A)
- 2 year oil boiler guarantee, with 5 year guarantee on the primary heat exchanger and 10 year guarantee on the condensing heat exchanger (subject to terms and conditions)
- Compatible with Greenskies solar panels
- Oil isolation valve
- Can be used with your existing heating controls
- Robust quality manufacture
Technical data table
| Technical data | |
|---|---|
| Title | Value |
| Fuel line (compression) (mm) | 10mm |
| Frequency (Hz) | 50Hz |
| Maximum power consumption (W) | 155w |
| CH flow temperature range (min/max) (°C) | 55/81 |
| Height (mm) | 855mm |
| Width (mm) | 370mm |
| Depth (mm) | 600mm |
| SEDBUK Value/band | 92.9% Band A |
| Solar compatible | Yes |
| Burner | Sterling 50 |
| Minimum diameter flue CF | 100mm |
| Minimum diameter flue RS | 80/125mm |
| Primary vent | 1 inch BSP |
| Primary cold feed | 1 inch BSP |
| Heating flow and return connections | 1 inch BSP, 22mm |
| Condensate connection | 21.5mm plastic pipe |
| Oil connection | 10mm |
| Max. primary static head | 30 metres |
| Maximum flow temperature | 55/82°C |
| Min. primary static head | 1 metre |
| Primary water content | 24.5 litres |
| NOx class | Class 3, 209mg/kWh |
| Water side resistance 20°C | 57 mbar |
| Exhaust flue gas mass flow | 40kg/hr |
| Control thermostat differential | 5°C |
| Power consumption | 140W |
| Ingress protection rating | 20 IP |
| Flue reset overheat thermostat (cut out) (°C) | 110°C |
| Boiler manual reset overheat thermostat (cut out) | 105°C |
| Boiler high limit thermostat (cut out) (°C) | 95°C |
| Maximum hearth temperature | 100°C |
| Maximum horizontal flue RS | 4,000mm |
| Maximum vertical flue RS | 6,000mm |
| Power supply | 230 AC V 50Hz |
| Weight - dry (kg) | 120Kg |
| Output to central heating (Btu) | 18-25Kw (61,400-85,300Btu) |
Literature
| Product guides and brochures | ||||
|---|---|---|---|---|
| Title/description | Part number | Order | ||
| Greenstar oil boiler brochure Help on choosing the best oil boiler to heat your home. |
8 716 110 393 | |||
| Product guide - oil boiler and solar heating Quick pocket-sized reference for trade professionals on oil boilers and solar water heating. |
8 716 116 256 | |||
| Product literature | ||||
|---|---|---|---|---|
| Title/description | Part number | Order | ||
| Installation and servicing instructions for Greenstar Utility 18/25 | 8 716 106 256 | |||
| Product bulletin: new Greenstar Oilfit plume management kit | Oil PB 01/2011 | |||
| Tech and spec for Greenstar Danesmoor and Utility | 8 716 110 391 | |||
| User manual for Greenstar Utility 18/25 | 8 716 106 257 | |||
| Flue literature | ||||
|---|---|---|---|---|
| Title/description | Part number | Order | ||
| Greenstar Oil internal flue kit (80/125mm) and plume management kit instructions | 6 720 645 523 | |||
| Greenstar Oilfit external balanced flue installation instructions | 6 720 646 882 | |||
| Greenstar Oilfit flexible flue system installation instructions | 8 716 114 290 | |||


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