1. Introduction
This user manual provides comprehensive instructions for the Bosch SMI4HTB31E Series 4 built-in dishwasher. Please read this manual carefully before installation, first use, and maintenance to ensure safe and efficient operation of your appliance. Keep this manual for future reference.
The Bosch SMI4HTB31E is a 60cm built-in dishwasher designed for seamless integration into your kitchen. It offers a capacity of 12 place settings and operates quietly with a noise level of 44 dB in Silence program mode. Key features include the EcoSilence Drive motor for quiet and energy-efficient operation, Home Connect for smart control, and flexible VarioFlex baskets with RackMatic for easy loading.
Figure 1: Front view of the Bosch SMI4HTB31E Series 4 Built-in Dishwasher. This image shows the appliance with its control panel visible, ready for integration into kitchen cabinetry.
2. Safety Information
Always adhere to the following safety guidelines to prevent injury or damage:
- Read all instructions before using the appliance.
- Ensure the appliance is properly installed and grounded by a qualified technician.
- Do not allow children to play with or operate the dishwasher.
- Use only detergents and rinse aids specifically designed for automatic dishwashers.
- Sharp items should be loaded with points down to reduce the risk of injury.
- Do not open the door during operation, especially during the hot wash or drying cycle.
- In case of malfunction, switch off the appliance and disconnect it from the power supply before attempting any inspection or repair.
3. Setup and Installation
3.1 Unpacking and Placement
Carefully remove the dishwasher from its packaging. Inspect for any transport damage. This appliance is designed for built-in installation and requires a custom furniture panel (not supplied) to match your kitchen cabinetry.
Figure 2: Diagram illustrating the built-in installation of the dishwasher. This image shows the appliance being slid into a cabinet space, highlighting that the custom door panel is not included and must be attached separately.
3.2 Dimensions and Cabinet Requirements
Ensure your cabinet opening meets the following dimensions for proper installation:
Figure 3: Technical drawing showing the dimensions of the Bosch SMI4HTB31E dishwasher in millimeters. This diagram provides critical measurements for height, width, and depth, as well as minimum and maximum clearances for installation.
- Product Dimensions (HxWxD): 81.5 x 59.8 x 57.3 cm
- Minimum Niche Height: 81.5 cm
- Minimum Niche Width: 60 cm
- Minimum Niche Depth: 55 cm
3.3 Water and Electrical Connections
Connect the water inlet hose to a cold water tap and the drain hose to a suitable drain. Ensure all connections are secure to prevent leaks. Connect the appliance to a grounded electrical outlet (240 Volts, 2400 Watts). Refer to the installation guide provided with the appliance for detailed instructions.
3.4 Initial Settings
Before first use, adjust the water hardness setting according to your local water supply. Fill the salt dispenser with dishwasher salt and the rinse aid dispenser with rinse aid. These steps are crucial for optimal cleaning and drying results.
4. Operating Instructions
4.1 Loading the Dishwasher
The dishwasher features VarioFlex baskets and a RackMatic adjustable upper basket for flexible loading. The upper basket can be adjusted up to 5 cm, even when fully loaded, to accommodate taller items in either basket. The lower basket includes 4 foldable plate racks and a variable cutlery basket.
- Place larger, heavily soiled items in the lower basket.
- Place delicate items, glasses, and cups in the upper basket.
- Ensure spray arms can rotate freely and are not blocked by dishes.
4.2 Adding Detergent and Rinse Aid
Add the appropriate amount of dishwasher detergent to the dispenser. Check the rinse aid and salt indicators regularly and refill as needed.
4.3 Program Selection
The Bosch SMI4HTB31E offers 6 main programs and 4 options:
Programs:
- Eco 50 °C: Energy-efficient program for normally soiled dishes (Duration: 3:45 h:min).
- Auto 45-65 °C: Automatically adjusts cleaning intensity based on soil level.
- Intensive 70 °C: For heavily soiled pots and pans.
- Program 1h 65 °C: Quick wash for normally soiled dishes.
- Silence 50 °C: Extra quiet operation (Noise level: 44 dB).
- Favourite (Pre-rinse): Customizable program, can be set via Home Connect.
Options:
- Home Connect: Remote control and additional features via smartphone app.
- Extra Dry: Enhanced drying performance.
- Half Load: Reduces water and energy consumption for smaller loads.
- SpeedPerfect+: Reduces program duration by up to three times.
4.4 Starting a Program
- Load the dishwasher and add detergent.
- Select the desired program using the control panel.
- Select any additional options (e.g., Extra Dry, SpeedPerfect+).
- Press the Start button to begin the cycle.
4.5 Home Connect Features
The Home Connect app allows you to control your dishwasher remotely, receive notifications (e.g., when only five tablets remain), and download additional programs like Glass 40°C or Quick 45°C. It also simplifies settings for water hardness, rinse aid, and drying options.
5. Maintenance and Cleaning
5.1 Cleaning the Filters
Regularly clean the filter system located at the bottom of the dishwasher tub. Remove food particles and rinse under running water. A clogged filter can affect cleaning performance.
5.2 Cleaning the Spray Arms
Check the spray arm nozzles for blockages. If necessary, remove the spray arms and clean the nozzles with a thin object to ensure proper water distribution.
5.3 Exterior and Interior Cleaning
Wipe the exterior of the dishwasher with a damp cloth. For the interior, use a dishwasher cleaner periodically to remove grease and limescale buildup. Do not use abrasive cleaners or solvents.
5.4 Refilling Salt and Rinse Aid
Monitor the indicators on the control panel and refill dishwasher salt and rinse aid as soon as the indicators light up. This ensures optimal washing and drying results and prevents limescale buildup.
6. Troubleshooting
If you encounter an issue with your dishwasher, consult the following table before contacting customer service:
| Problem | Possible Cause | Solution |
|---|---|---|
| Dishes not clean | Clogged spray arms, incorrect loading, insufficient detergent, clogged filters. | Clean spray arms and filters. Reload dishes correctly. Use adequate detergent. |
| White streaks on dishes | Insufficient rinse aid, water hardness setting incorrect. | Refill rinse aid. Adjust water hardness setting. |
| Dishwasher not starting | Door not closed properly, power supply issue, program not selected. | Ensure door is latched. Check power connection. Select a program and press start. |
| Unpleasant odors | Food residue in filters or tub, infrequent cleaning. | Clean filters and interior regularly. Run a hot cycle with dishwasher cleaner. |
7. Specifications
| Feature | Specification |
|---|---|
| Model Name | SMI4HTB31E |
| Type | Built-in Dishwasher |
| Capacity | 12 Place Settings |
| Dimensions (HxWxD) | 81.5 x 59.8 x 57.3 cm |
| Weight | 35.6 Kilograms |
| Noise Level (Silence Program) | 44 dB |
| Noise Level (Standard) | 46 dB |
| Energy Efficiency Rating | E |
| Annual Energy Consumption | 92 kWh per 100 cycles |
| Water Consumption (Eco Program) | 9.5 Litres |
| Programs | 6 (Eco, Auto, Intensive, 1h, Silence, Favourite) |
| Options | 4 (Home Connect, Extra Dry, Half Load, SpeedPerfect+) |
| Internal Material | Stainless Steel |
| Voltage | 240 Volts |
| Wattage | 2400 Watts |
| Special Features | Half Load, Rinse Aid Dispenser, Self-cleaning Filter, Adjustable Basket, Automatic Program |
| Included Components | Cutlery basket, Drying system |
8. Warranty and Support
8.1 Manufacturer's Warranty
This Bosch SMI4HTB31E dishwasher comes with a 2-year manufacturer's commercial warranty. Please retain your proof of purchase for warranty claims.
8.2 Spare Parts Availability
Spare parts for this appliance are available for up to 15 years within the EU, ensuring long-term serviceability.
8.3 Customer Support
For technical assistance, warranty service, or to order spare parts, please contact Bosch customer service. You can find contact information on the official Bosch website or in the documentation provided with your appliance.