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Miele S 234i User Manual

Miele S 234i
60 pages
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TECHNICAL INFORMATION
S 2xx, S 3xx and S 4xx Canister Vacuums
© 2012 Miele USA

Table of Contents

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Miele S 234i Specifications

General IconGeneral
BrandMiele
ModelS 234i
CategoryVacuum Cleaner
LanguageEnglish

Summary

Construction and Design

General Information

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

Cleaning and Care

Instructions for cleaning vacuum cleaner and its plastic components using a damp cloth or specialized cleaner.

Type/Construction

S 3xx Components

Details the 4 main parts of S 3xx vacuum cleaners.

S 4xx Components

Details the integrated parts of S 4xx vacuum cleaners.

Features

Model S 247i - S 256i

Comparison of features for specific S 2xx series vacuum cleaner models.

Model S 269i - S 282i

Comparison of features for specific S 2xx series vacuum cleaner models.

Model S 300i - S 326i

Comparison of features for specific S 3xx vacuum cleaner models.

Model S 334i - S 348i

Comparison of features for specific S 3xx vacuum cleaner models.

Model S 401i - S 428i

Comparison of features for specific S 4xx vacuum cleaner models.

Model S 434i - S 448i

Comparison of features for specific S 4xx vacuum cleaner models.

Technical Data

S 247i - S 256i

Provides suction pressure, throughflow rate, dustbag capacity, and other specs.

S 269i - S 282i

Provides suction pressure, throughflow rate, dustbag capacity, and other specs.

S 3xx

Provides suction pressure, throughflow rate, dustbag capacity, and other specs.

S 4xx

Provides suction pressure, throughflow rate, dustbag capacity, and other specs.

Accessories

Standard Accessories

Lists common accessories included with vacuum cleaner models.

Optional Accessories

Lists additional accessories that can be purchased separately.

Accessories with New Locking System (S 2xx Only)

Details accessories compatible with the new locking system on S 2xx.

Electrobrush Plug System (S 3xx and S 4xx Only)

Description of Function

Air Clean Plus Filter System

Explains the function of the dustbag and filter system.

Super Air Clean Filter

Details the performance and dust removal capabilities of the filter.

Active Air Clean Filter

Describes the charcoal filter's ability to absorb odors from exhaust air.

S-Class Filter

Explains the S-Class filter, required for specific environments like hospitals.

Dustbag Change Indicator

Details the dustbag change indicator for S 27x models and its testing.

S 3xx

Explains how the dustbag change indicator works and factors affecting it.

S 4xx

Explains how the dustbag change indicator works and factors affecting it.

Suction Power

Explains suction power curves and factors influencing effective suction.

Power Regulation

Explains power control methods for manual and automatic models.

Phase-Chopping Control - Principle of Operation

Explains the electronic control mechanism for power regulation.

Service and Maintenance

General information

States that service should be done by qualified persons following safety regulations.

Dustbag Compartment Lid (and Hinges, if Applicable)

Provides step-by-step instructions for removing the dustbag compartment lid.

Accessory Compartment Lid

Instructions for removing the accessory compartment lid.

Reassembly (S 2xx Only)

Instructions for reassembling the accessory compartment lid on S 2xx models.

Dustbag Holder

Steps for removing the dustbag holder from various models.

Dust Channel

Steps for removing the dust channel from various models.

Dustbag Change Indicator

Steps for removing the dustbag change indicator from various models.

Cap Assembly

Steps for removing the cap assembly from various models.

Rear Casing

Steps for removing the rear casing from various models.

Foot Switches

Steps for removing the foot switches from various models.

Potentiometer/Suction Power Selector

Instructions for replacing the potentiometer/selector on various models.

Electronic (S 4xx Only)

Steps for removing the electronic module from S 4xx models.

Fault/Overheat Indicator Lamp

Steps for removing the fault/overheat indicator lamp from various models.

Plug Housing

Steps for removing the plug housing from various models.

On/Off Switch

Steps for removing the on/off switch from various models.

Flush Socket Outlet

Instructions for accessing the flush socket outlet on various models.

Sensor (Automatic Models S 280i - S 282i)

Steps for removing the sensor from automatic S 280i-S 282i models.

Cord Reel

Steps for removing the cord reel from various models.

Power Cord

Steps for removing the power cord from various models.

Motor Assembly

Steps for removing the motor assembly from various models.

Motor Electronic (Speed Control Board)

Steps for removing the motor electronic from various models.

Motor Brushes

Steps for replacing motor brushes on various models.

Electric Brush Socket (S 254i and S 255i Only)

Steps for removing the electric brush socket from S 254i/S 255i.

Suction Hose with Integrated Wiring (S 2xx Only)

Details suction hoses with integrated wiring for S 2xx models.

Turbo Brush (S 2xx Only)

Steps for removing the turbo brush cover on S 2xx models.

Buffer/Bumper Strip (S 3xx and S 4xx Only)

Steps for removing the bumper strip from S 3xx and S 4xx models.

Grill for HEPA Filter (S 3xx Only)

Steps for removing the HEPA filter grill from S 3xx models.

Fault Diagnosis

Improved Castor (S 2xx Only)

Details the introduction of a modified castor for improved floor-running.

Dirty Dustbag Compartment (S 27x and S 28x Only)

Explains a potential cause for dirt in the compartment related to dustbag design.

Modified Dustbag Holder

Describes a modified holder that prevents dustbags from sliding out.

Poor Suction Performance (S 27x and S 28x)

Details the cause and remedy for poor suction performance.

Poor Blower Performance (S 27x and S 28x)

Describes improving blower feature with a blower plate.

Dustbag Change Indicator (S 3xx)

Explains adjustment of the dustbag change indicator for S 3xx models.

Suction Power (S 3xx)

Provides troubleshooting steps for low suction power.

Motor Does Not Operate (S 345i and S 445i)

Fault diagnosis for when the motor does not operate.

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