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Thetford Aspire User Manual

Thetford Aspire
30 pages
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Swift ‘Aspire’ Cooker
Service Procedure Manual
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Thetford Aspire Specifications

General IconGeneral
Oven TypeGas
Hob TypeGas
GrillYes
Ignition typePiezo
Gas typePropane
IgnitionElectronic (12V)

Summary

The Fascia

Fascia Knob and Fastener Removal

Steps to remove control knobs, locking nuts, washers, and screws from the fascia.

Fascia Separation and Connector Disconnection

Procedures to detach the fascia from its housing and disconnect ignition switch connectors.

The Hob Pressing

Hob Pressing Preparation Steps

Procedures including pan support removal and unscrewing various hob components like trim, caps, and studs.

Glass Lid and Hinge Fastener Removal

Steps to remove the glass lid and loosen hinge screws for further access.

Hob Pressing Removal and Disconnection

Lift and disconnect the hob pressing, including cables and earth connections, from the cooker.

The Thermocouple

Cooker Removal and Component Access

Initial steps involve removing the cooker from housing and lifting the hob pressing.

Thermocouple Replacement Procedure

Ensure earth straps are secure, then disconnect and replace the thermocouple spade fitting.

Thermocouple Identification and Disconnection

Identify black/copper thermocouples and trace them to disconnect spade fittings from the shut-off mechanism.

Burner Cup Thermocouple Fastener Removal

Use an 8mm spanner to remove the locking nut securing the thermocouple probe to the burner cup.

The Ignition Electrode

Electrode Connection Check and Disconnection

Verify electrode connection on the 12v generator and disconnect spade fittings.

Hob Burner Electrode Removal

Release hob burner electrodes by detaching the 'crocodile' clip and lifting the probe.

The Shut Off Mechanism

Accessing the Shut Off Mechanism

Remove the cooker from housing and detach the back plate and bracket screws for access.

Shut Off Wiring and Thermocouple Matching

Understand wiring configurations and ensure correct thermocouple-to-terminal correspondence for burner operation.

Shut Off Mechanism Removal and Hinge Care

Detach spade fittings to remove the mechanism and handle the glass lid hinge pin carefully.

The 12v Spark Generator

Generator Access and Removal from Mounting Plate

Remove the cooker, detach the rear galvanized plate, and release the spark generator clips.

12v Generator Wiring and Terminal Identification

Identify generator terminals for ignition, fans, and electrodes and disconnect spade fittings.

Hotplate, Switch and 230v Generator

The 12v Fans

Fan Mounting Screw Removal

Detach galvanized plate screws holding the 12v fans.

Fan Wiring and Crimping

Identify fan wiring, crimp positive and negative wires to bullet connectors.

Fan Replacement and Polarity Check

Replace fans, ensuring correct polarity when connecting wires and orienting the fan label inwards.

The Grill Burner

Grill Burner Component Access Steps

Remove cooker housing, pressing, lid, trims, and unscrew rear box fasteners.

Flue Diverter and Insulation Cover Handling

Retract flue diverter box and carefully manage wiring looms and grill box insulation.

Grill Burner Spigot Fastener Removal

Cut insulation tape and prize off starlock washers holding grill burner spigots.

Grill Burner Removal and Washer Advice

Lower and remove grill burner tube after starlock washers are removed; use new washers on refitting.

The Hob/Grill Gas Burner Valve

Appliance Preparation and Hob Pressing Removal

Remove appliance from housing and detach the hob pressing to avoid damage.

Burner Valve Bridging Piece and Thermocouple Disconnection

Unscrew the bridging piece holding the burner valve and pull off the push-fit thermocouple.

Burner Valve Removal from Gas Rail

Use a 10mm spanner to unscrew the nut holding the burner feed pipe to the valve.

The Thermostatic Valve

Accessing Gas Rail and Manifold

Remove necessary screws and parts to gain access to the gas rail or manifold.

Thermostat Mounting Bracket Screw Removal

Use a PZ2 screwdriver to remove screws holding the thermostat mounting bracket.

Oven Burner Feed Pipe and Valve Fastener Loosening

Use a 13mm spanner for the oven feed pipe and a 17mm spanner for the gas rail connection.

Capillary Tube and Sensor Probe Extraction

Slacken 'P-clips' and pull the capillary tube and sensor probe through the oven cavity.

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