Welcome! This manual guides you through operating your Bosch washing machine, ensuring optimal performance and longevity. Explore features detailed in this user guide.
Bosch offers comprehensive support, with manuals available for Serie 4 models and insights into factory locations across China, enhancing your ownership experience.
Welcome and Important Safety Instructions
Welcome to the world of Bosch washing machines! We’re thrilled you’ve chosen a Bosch appliance for your laundry needs. Before operating, please carefully review this guide for optimal performance and a long lifespan. Your safety is paramount; always disconnect the machine before maintenance.
Ensure proper grounding and avoid using extension cords. Never attempt repairs yourself – contact qualified technicians. Keep children away during operation and supervise their proximity. Do not wash flammable materials. Refer to the detailed manual for specific program guidelines and safety precautions, ensuring a secure and efficient laundry experience.
Understanding Your Model Number & Series
Your Bosch washing machine’s model number is crucial for support and parts identification. It’s typically located on the inside of the door or on the rear of the appliance. Knowing your series – like Serie 4 – helps determine available features and program options.

This information is vital when contacting customer service or ordering replacement components. Bosch’s extensive range includes machines manufactured in locations like Shanghai, offering diverse capabilities. Refer to your machine’s documentation to decode the specific features associated with your model and series, maximizing its potential.

Machine Overview & Components
Explore your Bosch washing machine’s key parts! From the front panel controls to the internal drum, understand each component for efficient operation and maintenance.
Front Panel Controls & Display
Navigating the Control Panel: Your Bosch washing machine features an intuitive front panel for effortless operation. The display provides clear information about the selected program, remaining time, and any active options. Buttons allow you to choose wash programs, adjust temperature, spin speed, and activate special functions like stain removal or SpeedPerfect.
Familiarize yourself with the symbols and indicators on the display to understand the machine’s status at a glance. The start/pause button initiates or interrupts the wash cycle. Some models include a delay start function, allowing you to schedule washes for convenience. Refer to the program overview section for detailed explanations of each wash program’s settings.
Detergent Drawer & Dispenser System
Understanding the Dispenser: The detergent drawer is typically divided into separate compartments for pre-wash detergent, main wash detergent, and fabric softener. Ensure you use the correct type and amount of detergent as recommended by the detergent manufacturer and the washing machine’s guidelines.
Some models feature an automatic dispensing system that releases the detergent at the optimal time during the wash cycle. Regularly cleaning the detergent drawer prevents residue buildup and ensures proper functioning. Refer to the maintenance section for detailed cleaning instructions. Incorrect detergent usage can affect wash performance and potentially damage the machine.

Drum & Internal Features
Exploring the Drum: Your Bosch washing machine’s drum is designed with a specific pattern to gently yet effectively clean your laundry. The internal features, like baffles, aid in lifting and tumbling clothes for thorough washing.
Pay attention to the drum’s capacity; overloading can reduce cleaning performance and potentially damage the machine. Regularly inspect the drum and seals for any foreign objects, such as coins or buttons, which could cause damage. Maintaining a clean drum contributes to the longevity and efficiency of your Bosch washing machine.

Getting Started: Installation & Connection
Initial Setup: Carefully unpack your Bosch washing machine and remove all transit bolts before installation. Ensure proper water and electrical connections are established safely.
Unpacking & Removing Transit Bolts
Careful Unboxing: Upon delivery, thoroughly inspect the packaging for any signs of damage. Carefully unpack your new Bosch washing machine, retaining the original packaging materials for potential future transport or warranty claims. Critical Step: Locate and remove all transit bolts – these secure the drum during shipping and must be removed before operation to prevent damage.
These bolts are typically located on the rear of the machine. Refer to the included diagrams for precise locations. Use the provided wrench to carefully loosen and remove each bolt, keeping them in a safe place should you need to re-transport the appliance. Failure to remove these bolts will result in significant noise and potential machine failure.
Water Supply Connection
Essential Connection: Connect the supplied inlet hoses to both the washing machine and your home’s water supply. Ensure the hoses are securely tightened to prevent leaks. Use new hoses if the supplied ones show any signs of damage. Important Note: Bosch machines require a cold water connection; hot water connections are not supported.
Verify the water pressure is within the recommended range (typically 10-120 PSI). A fully open tap is necessary for optimal performance. Check for leaks at both ends of the hoses after connection. Proper water supply is crucial for efficient washing and rinsing cycles, ensuring your machine operates correctly.
Electrical Connection & Grounding
Safety First: Before connecting, ensure the voltage and frequency of your power supply match the specifications on the washing machine’s rating plate. Crucially, the machine must be properly grounded to prevent electric shock. Use a dedicated, grounded outlet – do not use extension cords or adapters.
A qualified electrician should perform the grounding if you are unsure. Improper grounding voids the warranty and poses a serious safety hazard. Verify the outlet is functioning correctly before plugging in the machine. Bosch prioritizes safety; always disconnect the power before any maintenance.

Understanding Wash Programs
Explore diverse cycles! Bosch washing machines offer programs for cottons, delicates, synthetics, and specialized stain removal, optimizing cleaning for various fabric types.
Cotton Programs: Settings & Usage
Cotton programs are designed for robust, everyday laundry items like t-shirts, bed linen, and towels. These cycles utilize higher temperatures and vigorous washing actions to effectively remove dirt and stains from durable cotton fabrics.
Bosch machines typically offer variations within the cotton program, including options for ‘Cottons’, ‘Intensive Cottons’, and ‘Eco Cottons’. ‘Intensive Cottons’ provides a more powerful wash for heavily soiled items, while ‘Eco Cottons’ prioritizes energy efficiency with lower temperatures and extended wash durations.
Always check garment care labels before selecting a cotton program. Adjust the temperature and spin speed according to the fabric’s requirements and the level of soiling. Proper loading is also crucial for optimal results.
Delicate/Silk Programs: Gentle Care
Delicate and silk programs are specifically engineered for fragile fabrics requiring minimal agitation. These cycles employ lower temperatures, reduced spin speeds, and gentler wash actions to prevent damage, stretching, or fading. Items like lingerie, silk blouses, and sheer curtains benefit from these settings.
Bosch washing machines often feature dedicated ‘Delicates’ or ‘Silk’ programs. Always use a mild detergent formulated for delicate fabrics and consider placing items inside a laundry bag for added protection.
Avoid overloading the machine, as this can compromise the gentle wash action. Always consult garment care labels before selecting a delicate cycle.
Synthetic Programs: For Mixed Fabrics

Synthetic programs on your Bosch washing machine are designed for fabrics like polyester, nylon, and acrylic blends. These cycles utilize moderate temperatures and controlled agitation to effectively clean synthetic materials without causing excessive wrinkling or shrinkage. They’re ideal for everyday clothing items and mixed-fabric loads.
Bosch machines typically offer various synthetic settings, often with adjustable temperature options. Using the correct detergent is crucial; choose one formulated for synthetic fibers.
Avoid washing very delicate synthetics on high spin speeds to prevent damage. Always check garment care labels for specific washing instructions.

Using Special Functions
Explore advanced features! Bosch washing machines offer stain removal, EcoSilence Drive for energy savings, and SpeedPerfect for quicker washes – enhancing cleaning performance.
Stain Removal Programs & Options
Targeted Cleaning Power: Bosch washing machines excel at tackling stubborn stains with dedicated programs and options. These features utilize optimized temperature, drum movements, and soaking times to lift away common blemishes effectively.
Specific stain programs often address challenges like grease, blood, grass, or red wine. Consult your machine’s user guide for a complete list of available stain removal options and recommended settings.
For optimal results, pre-treat heavily soiled areas before loading the machine. Utilizing the appropriate stain removal program alongside a quality detergent will maximize cleaning performance and restore your garments to their best condition.
EcoSilence Drive & Energy Saving Features
Quiet Performance & Efficiency: Bosch’s innovative EcoSilence Drive technology delivers exceptionally quiet operation while maximizing energy efficiency. This brushless motor minimizes friction, reducing noise levels and extending the lifespan of your washing machine.
Beyond the drive system, Bosch incorporates various energy-saving features, such as optimized water usage and intelligent load sensing. These technologies adapt to each wash cycle, consuming only the necessary resources.
Look for programs with the Eco label for the most environmentally friendly and cost-effective washing experience, contributing to a sustainable lifestyle.
SpeedPerfect & Time Reduction
Accelerated Washing: Need clean clothes in a hurry? Bosch’s SpeedPerfect function dramatically reduces wash cycle times without compromising cleaning performance. This feature intelligently adjusts wash parameters to deliver comparable results in less time.
Activate SpeedPerfect before starting your chosen program to significantly shorten the duration, ideal for lightly soiled laundry or when time is of the essence.
Bosch’s dedication to innovation ensures efficient operation, allowing you to enjoy freshly laundered clothes faster, seamlessly integrating into your busy lifestyle.

Maintenance & Cleaning
Keep it Fresh! Regular cleaning of the detergent drawer, drum, seals, and filters ensures optimal performance and extends the lifespan of your Bosch washing machine.
Cleaning the Detergent Drawer
Maintaining a Clean Drawer: Regularly cleaning the detergent drawer is crucial for optimal washing machine performance. Residue buildup can lead to blockages and reduced cleaning effectiveness. To clean, remove the drawer completely – usually by pressing a release button or lever. Rinse each compartment thoroughly under warm running water, using a soft brush to dislodge any hardened detergent or fabric softener.
Pay close attention to the pre-wash, main wash, and softener compartments. Stubborn residue may require soaking in warm water with a mild cleaning agent. Ensure the drawer is completely dry before reinserting it into the machine to prevent mold growth and maintain hygiene.
Cleaning the Drum & Seals
Maintaining Drum Hygiene: Regularly clean the washing machine drum to prevent odors and residue buildup. Run an empty hot wash cycle with a drum cleaner or a cup of white vinegar monthly. Wipe down the drum’s interior with a damp cloth after each wash, if needed.
Seal Care is Essential: The rubber door seal requires frequent attention. After each wash, wipe the seal with a dry cloth to remove moisture and prevent mold. Inspect for any debris, such as lint or small objects, lodged within the folds. A clean seal ensures a watertight closure and prolongs the machine’s lifespan.
Filter Cleaning (Pump Filter & Fluff Filter)
Pump Filter Maintenance: Locate the pump filter access panel (usually at the machine’s base). Place a towel to catch any water. Carefully unscrew and remove the filter, cleaning out lint, coins, and other debris. Ensure the filter is securely reinstalled to prevent leaks.
Fluff Filter Care: Some Bosch models feature a fluff filter. Check its location in your user manual. Regularly remove and clean this filter to maintain optimal water flow and washing performance. A clogged filter reduces efficiency and can cause drainage issues.

Troubleshooting Common Issues
Facing problems? This section addresses typical issues like startup failures, drainage concerns, and deciphering error codes for a smooth Bosch experience.
Machine Not Starting
Possible Causes: If your Bosch washing machine fails to start, first verify the power supply. Ensure the machine is correctly plugged into a functioning electrical outlet and that the circuit breaker hasn’t tripped. Check if the door is securely closed, as a safety mechanism prevents operation if it’s ajar.
Further Checks: Examine the control panel for any illuminated error codes, referencing the error code section of this guide for specific troubleshooting steps. A blocked filter or insufficient water supply can also prevent startup; investigate these possibilities. If issues persist, consult a qualified technician.
Drainage Problems
Identifying the Issue: If water isn’t draining from your Bosch washing machine, several factors could be at play. Initially, check the drain hose for any kinks or obstructions that might be restricting water flow. Ensure the hose isn’t inserted too far into the drainpipe, which can cause siphoning.
Filter Inspection: A clogged pump filter is a common culprit. Locate and carefully clean the filter, removing any debris like lint, coins, or small objects. If the problem continues, a blockage within the drain pump itself may require professional attention.
Error Codes & Their Meanings
Decoding the Display: Your Bosch washing machine utilizes error codes to signal specific issues. For instance, a “C6” error, particularly on Bosch wall-mounted boilers like the L1P27-WBN 6000-24CRN S5500, often indicates a problem with the flue or external blockage.
Troubleshooting Steps: Refer to your machine’s specific manual for a complete list of codes and recommended solutions. Common errors relate to water supply, drainage, or door locking mechanisms. If an error persists after attempting basic troubleshooting, contacting Bosch customer support is advised for expert assistance.