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Miele S 8790 User Manual

Miele S 8790
42 pages
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Descriptive Technical
Documentation
- Model-dependent -
DTD no. 41-8000
Model(s): S 8310, S 8330, S 8340, S 8360,
S 8390, S 8510, S 8530, S 8540,
S 8560, S 8590, S 8510 UniQ,
S 8530 UniQ, S 8540 UniQ,
S 8560 UniQ, S 8590 UniQ, S 8710,
S 8730, S 8790, S 8930, S 8960
07.06.2013, US_am This information should not be duplicated or passed on without Miele approval. All rights reserved.
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Miele S 8790 Specifications

General IconGeneral
Power1200 W
Dust Capacity4.5 L
Filtration SystemHEPA AirClean filter
Operating Radius11 m
Power consumption1200 W
TypeCylinder
FiltersActive AirClean filter
Special featuresAutomatic cable rewind

Summary

Warning and Safety Instructions

General Safety Information

All repairs should be performed by a trained technician in strict accordance with national, state and local codes.

Base Service and Maintenance

Cover Frame Service

Cover Frame Removal

Detailed steps for removing the cover frame, including removing the seal, filter, and specific screws.

Dust Compartment Lid Service

Operating Unit Functions

Automatic Suction Power Control

Explains how the built-in suction power control works using a pressure sensor and auto-correction.

Operating Unit Fault Repair

Motor Behavior Issues in Automatic Setting

Troubleshooting for motor not reacting in 'Auto' or always running at high speed due to clogged channels or kinked hoses.

Troubleshooting Defective Pressure Sensor

Diagnosing a defective pressure sensor on the electronic board when motor speed does not correct.

Operating Unit Service

Operating Unit Removal Procedure

Step-by-step guide to remove the operating unit, including foot switches and retaining clips.

Electronic Board Removal

Instructions for removing the electronic board from the operating unit casing and disconnecting plugs.

Motor and Cord Reel Functions

Motor and Cord Reel Fault Repair: Suction Power Issues

Low Suction Power Causes and Remedies

Troubleshooting for low suction due to clogged nozzle/hose, full dustbag, or clogged filters.

Motor and Cord Reel Fault Repair: Motor Not Running

Motor Not Running Due to Jammed Park Switch

Diagnosing motor failure caused by a jammed park switch after suction hose removal.

Motor Not Running Due to Defective Winding

Troubleshooting motor failure from defective windings or continuity checks.

Motor Not Running Due to Overheating/Tripped Protection

Remedies for motor overheating, including cooldown, filter checks, and vent function.

Motor Not Running Due to Worn Carbon Brushes

Addressing motor issues caused by worn carbon brushes, requiring motor replacement.

Motor and Cord Reel Service

Motor Replacement Procedure

Steps for replacing the motor, including disconnecting plugs, lifting the motor, and separating casing halves.

Suction Hose and Handle (S 83xx) Fault Repair

Suction Hose and Handle (S 83xx) Service

Radio-Controlled Suction Hose (S 87xx) Fault Repair

Radio-Controlled Suction Hose (S 87xx) Service

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