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DeLonghi DFS 903 User Manual

DeLonghi DFS 903
32 pages
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DFS 903
Professional cooker
Before operating this cooker,
please read these instructions carefully
Users Operating Instructions
GB
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DeLonghi DFS 903 Specifications

General IconGeneral
BrandDeLonghi
ModelDFS 903
CategoryCookers
LanguageEnglish

Summary

Introduction to the Cooker

Backguard Assembly

Instructions for assembling the backguard, including locating parts and fixing it to the cooker.

Features and Technical Data

Gas Burner Specifications

Details the types, names, and power outputs (kW) of the gas burners on the cooker.

Multifunction Oven Specifications

Lists the power ratings for oven elements, fan motor, and lamp, along with usable oven volume.

Control Panel Overview

Control Panel Description

Identifies and describes the function of each control knob and the electronic clock/alarm on the control panel.

Using the Electronic Clock and Timer

Electronic Clock Operation

Guides on setting the clock time, handling mains failures, and prerequisites for oven operation.

Automatic Cooking Switch-Off

Explains how to set a cooking time for automatic switch-off, display indicators, and cancellation procedures.

Alarm Sound Settings

Details how to select from three sound possibilities for the alarm function.

Electronic Alarm Function

Instructions for using the programmer as an alarm, setting time, and handling buzzer notifications.

Hob Burner Operation

Hob Burner Controls

Explains the three positions for each hob burner control knob: tap closed, high, and low.

Electric Ignition System

Describes the process of igniting hob burners using electric sparks and alternative methods during mains failure.

Lighting Hob Burners

Step-by-step guide on how to ignite the hob burners using the control knob and electric ignition.

Burner and Pan Selection Guide

Choosing the Right Burner

Provides guidance on matching burner size to pan diameter for optimal energy use and stability.

Safe Pan Handling and Deep Frying

Offers safety advice on pan placement, handle positioning, and precautions for deep fat frying.

Triple-Ring Burner Usage

Using the Multifunction Oven

Oven Operating Principles

Explains the various heating methods used in the oven, including convection, forced convection, and radiation.

Function Selector Knob Usage

Details how to rotate the function knob clockwise to select one of the oven's operational modes.

Thermostat Knob Function

Describes setting the cooking temperature by rotating the thermostat knob clockwise, noting it does not switch the oven on.

Oven Light and Basic Cooking Modes

Oven Light Operation

Explains how to activate the oven light and that it remains on during all cooking modes.

Traditional Convection Cooking

Describes using upper and lower heating elements for natural heat dispersion, requiring preheating for even cooking.

Grilling Functionality

Details the use of the infrared grill element, recommending the oven door remain closed for browning and au gratin dishes.

Defrosting Frozen Foods

Outlines using only the fan for thawing, without heat, suitable for quick defrosting of frozen items.

Advanced Oven Cooking Methods

Hot Air Cooking Method

Utilizes a circular element and fan for forced convection, ideal for dishes needing external crispness and internal softness.

Ventilated Grill Cooking

Combines infrared grill and fan for heat distribution; requires closed door and preheating for browning.

Maintaining Temperature After Cooking

Uses upper element, circular element, and fan for forced convection to keep food warm or slowly heat items.

Convection Cooking with Fan

Employs upper/lower elements and fan for heat distribution, suitable for large dishes requiring even cooking throughout.

Specific Cooking Advice

Food Sterilization Process

Details the method for sterilizing foods in jars, involving specific oven temperatures and preheating.

Food Regeneration Technique

Describes reheating food, particularly bread, using moisture and high temperatures for fragrance.

Simultaneous Cooking of Varied Foods

Explains how to cook different foods together by managing temperature differences and staggered dish introduction.

Grilling and Roasting Techniques

Grilling and Au Gratin Preparation

Instructions for grilling using hot air circulation, preheating, door closure, and achieving an 'au gratin' effect.

Classical Roasting Guidelines

Provides recommendations for classical roasting, including optimal temperature ranges and timing considerations.

Using the Grill Effectively

Steps for using the grill, focusing on preheating, rack placement, and catching cooking juices.

Important Notes and Safety

Installation and Warranty Information

Clarifies that installation and demonstration are not part of the warranty; emphasizes qualified installation.

Child Safety and Oven Door Guard

Warns about high oven door temperatures and suggests a safety guard accessory for child protection.

After Sales Service Contact

Provides contact information for obtaining after-sales service and technical assistance.

Do's and Do Not's for Safe Operation

Operational Guidelines and Precautions

Lists essential do's and don'ts for using the cooker, including preheating, cleaning, and avoiding certain actions.

General Safety for Foodstuffs

Stresses using the product only for intended cooking purposes and highlights safety during servicing.

Cooker Care and Maintenance

Hob Cleaning Procedures

Instructions for cleaning the hob using soapy cloths or mild cleaners for stains.

Gas Tap and Flexible Tube Checks

Advises on checking gas taps for stiffness and the condition of the flexible gas supply tube.

Oven Interior and Shelves Cleaning

Details cleaning the oven interior and shelves with soapy cloths and non-abrasive pads.

Stainless Steel Surface Care

Recommends using only soap and warm water for stainless steel to avoid damaging the protective lacquer.

Burner Maintenance and Replacement

Burner Component Cleaning

Guides on removing and washing burner caps and bodies with soapy water, emphasizing correct re-assembly.

Triple Ring Burner Positioning

Explains the correct positioning of the triple ring burner, its rib, cap, and ring for proper function.

Oven Door and Light Maintenance

Inner Glass Door Panel Removal

Details how to remove the inner glass door panel for cleaning by unscrewing four screws.

Storage Compartment Access

Mentions the storage compartment is accessible via a pivoting panel.

Changing the Oven Light Bulb

Provides steps for replacing the oven light bulb, including safety precautions and bulb specifications.

Oven Racks and Tray Installation

Side Rack Assembly

Instructions for hanging wire racks on oven walls and sliding grids or trays into guides.

Oven Tray Placement

Describes the correct method for placing the oven tray on the wire shelf and inserting it into side runners.

Oven Door Removal and Assembly

Procedure for Removing Oven Door

Step-by-step instructions on how to safely detach the oven door by disengaging hinge sections.

Procedure for Assembling Oven Door

Guidance on refitting the oven door by reversing the removal procedure.

Installer Guidelines: Location Requirements

Cooker Installation Location

Specifies requirements for installing the cooker near furniture, material resistance, room type, and curtain placement.

Cooker Installation: Feet and Levelling

Fitting Adjustable Feet

Instructions for fitting the adjustable feet to the cooker base before positioning, with warnings on handling.

Levelling the Cooker

Explains how to level the cooker by adjusting the lower ends of the feet IN or OUT.

Stability Bracket Installation

Ventilation Requirements for Installation

Gas Installation Procedures

General Gas Installation Notes

Emphasizes using only Natural Gas or LPG with a conversion kit, and the need for qualified installation.

Gas Connection Requirements

Outlines mandatory British Standards and regulations for gas connection by qualified engineers.

Natural Gas Installation Specifics

Details compliance with codes of practice and the required supply pressure for Natural Gas.

LP Gas Installation and Connection

LP Gas Installation Specifics

Covers LPG connection after fitting a conversion kit, required supply pressures for Butane and Propane.

Gas Supply Connection Method

Guides on connecting the gas supply to the inlet, using spanners, and checking for leaks with a soapy solution.

Conversion to LPG: Burner Adjustment

Injector Replacement for LPG

Instructions for replacing gas injectors to convert the cooker for LPG use, referencing nozzle diameters.

Adjusting Minimum Burner Flame

Details how to adjust the minimum flame length for LPG burners using a screwdriver on the tap rod.

Injector and Air Requirements Table

Injector Choice Table

A table specifying injector types and sizes for different gas types (G30/G31, G20) and burner sizes.

Air Combustion Data

Provides data on the increase of air necessary for gas combustion per burner type.

Gas Tap Lubrication

States that gas tap lubrication operations must be performed by a qualified technician.

Electrical Installation Guide

Electrical Connection Requirements

Outlines safety information, earthing requirements, and the need for a qualified electrician for wiring.

Connecting the Mains Power Cable

Step-by-step instructions for connecting the mains cable to the terminal block, securing covers, and clamps.

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