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Worcester OIL HEATSLAVE 20/25

Worcester OIL HEATSLAVE 20/25
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OIL HEATSLAVE
12/14 15/19 20/25 26/32
CONVENTIONAL FLUE AND ROOM SEALED BF FLOOR
STANDING COMBINATION BOILER FOR CENTRAL
HEATING AND MAINS FED DOMESTIC HOT WATER
INSTALLATION AND
SERVICING INSTRUCTIONS
BOILER OUTPUT
Domestic Hot Water and Central Heating
12/14 MINIMUM 12 kW (41,000 Btu/h)
MAXIMUM 14 kW (48,000 Btu/h)
15/19 MINIMUM 15 kW (51,000 Btu/h)
MAXIMUM 19 kW (65,000 Btu/h)
20/25 MINIMUM 20 kW (68,000 Btu/h)
MAXIMUM 25 kW (85,000 Btu/h)
26/32 MINIMUM 26 kW (89,000 Btu/h)
MAXIMUM 32 kW (109,000 Btu/h)
THESE INSTRUCTIONS APPLY TO UK MODELS ONLY
THESE INSTRUCTIONS ARE TO BE LEFT WITH THE APPLIANCE
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Worcester OIL HEATSLAVE 20/25 Specifications

General IconGeneral
Fuel TypeOil
Output Rating20/25 kW
Installation TypeFloor Standing
Central Heating Output20 kW
Domestic Hot Water Output25 kW
TypeCombi Boiler
Output20-25kW
Dimensions950mm x 600mm x 720mm

Summary

Installation and Servicing Instructions

Installation Regulations

Details compliance with British Standards and statutory obligations for boiler installation.

Technical Data

Lists detailed specifications including dimensions, power, and performance for all models.

Siting the Appliance

Covers recommended placement and clearances for the boiler unit.

Flue System

Outlines requirements for flue system installation according to BS5410 and Building Regulations.

Siting the flue terminal

Guidelines for correct flue terminal placement to ensure safe dispersal of combustion products.

Oil Supply

Covers oil storage, pipework, and pump system requirements and installation.

Sealed Primary System

Outlines requirements and considerations for installing a sealed primary heating system.

Domestic Hot Water

Details requirements and regulations for domestic hot water supply and its regulation.

Electrical

Details electrical connections, wiring regulations, and safety requirements for the appliance.

Installation

Provides step-by-step instructions for installing the appliance.

Commissioning the Appliance

Details the procedures for commissioning the boiler after installation.

Fault Finding

Provides a guide to diagnose and resolve common operational faults and issues.

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