Yeoman 8456, 8455 manual Main Injector, Primary Aeration Plate

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SERVICING INSTRUCTIONS

REPLACING PARTS

•Undo the magnetic valve-retaining nut from the back of the control valve

•Gently tap out the magnetic valve and replace with a new unit

•Replace the retaining nut and tighten, Diagram 13

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7.2• Reassemble the interrupter block and leads

•Secure the thermocouple connection at the rear of the gas control (Do not overtighten)

•Turn on the gas supply

•Check the entire pipework and valve joints for any leaks

8.MAIN INJECTOR

8.1• Turn off the gas at the isolation device. Refer to Section 2, Replacing Parts to remove the main burner

8.2• Undo the compression nut from the feed pipe at the gas control under the appliance

8.3Working from inside the firebox:

•Remove the lock nut from the injector, Diagram 14

•Withdraw the injector complete with the feed pipe from under the appliance

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8.4• Holding the injector with a spanner to undo the feed pipe

NOTE: THE ORIENTATION OF THE INJECTOR.

8.5• Reassemble in reverse order

• Turn on the gas supply and check for any leaks

9.PRIMARY AERATION PLATE

9.1• Turn the gas supply off at the isolation device

•Refer to Section 2 to remove the main burner

•Remove the two screws on the burner skin to detach the cover from the venturi

•Slide the venturi cover off the venturi as in Diagram 15

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•Change the aeration plates to those stated in the technical specification for the gas for this product

• Refer to the databadge

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￿9.2 • Reassemble in reverse order with correct aeration plate(s).

NOTE: EVEN IF NO AERATION PLATE IS REQUIRED, THE SMALL SCREW(S) MUST BE REPLACED.

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Contents Dartmoor Contents Appliance Commissioning Checklist Flue Check PassGAS Check User Instructions GeneralLighting the Stove Turning the Stove OFFCleaning the Fire Standard Remote Control Yeoman Part Number YM-8455Upgrading Your Stove Single DoorAdvice on Handling and disposal of fire ceramics Fuel BED Arrangement104 Installation Details Flame Failure DeviceRunning ServicingInstallation Instructions Technical SpecificationQty Description Site Requirements Flue and Chimney RequirementsTimber Framed Buildings Rear Flue Installation Control UpgradeSafety Precautions Installation of the StoveTOP Exit TOP Flue UP and OUT KITTOP Flue Vertical Offset KIT ALL Fires TOP Flue UP and OUT with Additional BendOptional Extra Flue Lengths and Bends GAS SupplyNominal Actual Stainless Anthracite Canopy FittingFuel BED Arrangement 124 Commissioning CommissioningSERVICING/FAULT Finding Servicing InstructionsServicing Requirements Servicing Instructions Replacing Parts Main BurnerPilot Unit Ignition Lead Magnetic Safety Valve PiezoGAS Valve Main Injector Primary Aeration PlateChanging Between GAS Types Short Spares ListService Records 3RD Service 4TH Service

8456, 8455 specifications

The Yeoman 8455 and 8456 are significant advancements in the field of agricultural machinery, specifically designed to enhance productivity and efficiency for modern farming operations. These models exemplify innovation, boasting a range of features and technologies tailored to meet the diverse needs of farmers.

One of the main features of the Yeoman 8455 and 8456 is the robust construction, ensuring durability and longevity in various farming conditions. These machines are engineered with high-quality materials that withstand heavy use, reducing maintenance costs and downtime. The design also incorporates a user-friendly interface, making it accessible for operators with different levels of experience.

In terms of technology, the Yeoman series offers precision agriculture capabilities. Equipped with advanced GPS and mapping systems, these machines allow farmers to optimize their fieldwork by providing highly accurate planting and harvesting patterns. This technology not only improves yield but also contributes to sustainable farming practices by minimizing waste and maximizing efficiency.

The Yeoman 8455 and 8456 feature powerful engines that produce high torque, enabling them to perform well in challenging terrains. This strength is complemented by an advanced hydraulic system, facilitating smoother operation and better control over attachments and implements. Farmers can easily attach various tools, such as plows, seeders, and cultivators, enhancing the versatility of these models.

Another critical characteristic of the Yeoman 8455 and 8456 is their exceptional fuel efficiency. These models are designed to consume less fuel without compromising performance, which is especially important in today’s economy. The integration of eco-friendly technologies also helps reduce the environmental impact of farming operations, aligning with the global push towards sustainability.

Additionally, the comfort and ergonomics of the operator cabin are significant selling points. Both models are equipped with adjustable seating, climate control, and intuitive control panels, ensuring that operators can work for extended periods with minimal fatigue. Furthermore, enhanced visibility from the cabin allows for safer operation, particularly in crowded or intricate field settings.

In conclusion, the Yeoman 8455 and 8456 stand out as exemplary pieces of equipment in the agricultural industry. Their combination of robust construction, advanced technology, fuel efficiency, and operator comfort positions them as valuable assets for modern farmers looking to improve their productivity and sustainability in an increasingly competitive market.
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