Common Replacement Parts
Most Frequently Replaced Parts:
- Upper and Lower Spray Arms
- Filter Systems (Fine & Micro)
- Heating Elements
- Door Springs and Hinges
- Rack Rollers and Wheels
Essential Spare Parts Inventory
- Spray Arms: Both upper and lower spray arms are essential for proper water distribution during wash cycles.
- Filters: Complete filter system including fine filter and micro filter for optimal cleaning performance.
- Heating Element: Stainless steel heating element for drying and sanitizing cycles.
- Door Gaskets: Rubber door seals to prevent water leakage and maintain energy efficiency.
- Rack Components: Replacement rack rollers, wheels, and tine guards for basket maintenance.
- Drain Pump: Circulation and drain pump assembly for water management.
- Detergent Dispenser: Complete detergent and rinse aid dispenser assembly.
Filter Systems
| Main Filter Assembly | Part #00611975 |
| Fine Filter | Part #00645037 |
| Micro Filter | Part #00645038 |
| Filter Cover | Part #00645039 |
| Complete Filter Kit | Part #00645040 |
| Filter Housing | Part #00645041 |
| Replacement Interval | Every 6-12 months |
| Compatible Models | SMS44, SMI46, SMV48 Series |
Filter Maintenance Instructions
- Regular Cleaning: Clean filters monthly to maintain optimal performance
- Replacement Signs: Replace when damaged, cracked, or not sealing properly
- Installation: Ensure proper alignment and secure locking mechanism
- Cleaning Procedure: Rinse under warm water and remove food particles
For filter replacement service, contact Bosch Customer Service at 1-800-944-2904 or visit Bosch-home.com
Spray Arms & Nozzles
Upper Spray Arm
Part #00645042 - Rotating upper spray arm with precision nozzles for top rack cleaning. Made from durable, heat-resistant plastic.
Lower Spray Arm
Part #00645043 - Primary lower spray arm with high-pressure nozzles for main wash chamber. Features reinforced construction.
Third Level Spray Arm
Part #00645044 - Optional third spray arm for enhanced cleaning in select Serie 4 models with extra wash level.
Spray Arm Cover
Part #00645045 - Protective cover for spray arm assembly. Prevents utensil interference and maintains water direction.
Nozzle Repair Kit
Part #00645046 - Complete nozzle replacement kit for spray arm maintenance and clog removal.
Spray Arm Bearing
Part #00645047 - Rotation bearing assembly for smooth spray arm movement during wash cycles.
Spray Arm Specifications
Material
High-grade polypropylene with stainless steel reinforcement
Rotation Speed
Variable rotation based on selected program and water pressure
Nozzle Count
Upper: 12 nozzles, Lower: 16 nozzles for comprehensive coverage
Water Flow
Optimized for 2.5-3.0 gallons per minute at standard pressure
Temperature Range
Operates effectively from 40°F to 165°F (5°C to 75°C)
Replacement Frequency
Typically 2-3 years under normal usage conditions
Heating Elements
| Component | Part Number | Specifications |
|---|---|---|
| Main Heating Element | 00645048 | 1400W, 120V, Stainless Steel Sheath |
| Heating Element Gasket | 00645049 | High-temperature silicone, waterproof seal |
| Thermal Cut-off | 00645050 | Safety thermal protection, auto-reset |
| Temperature Sensor | 00645051 | NTC thermistor, precise temperature control |
| Heating Element Bracket | 00645052 | Stainless steel mounting bracket assembly |
| Wiring Harness | 00645053 | High-temperature resistant wiring assembly |
Heating System Features
- Eco Heating: Energy-efficient heating with precise temperature control
- Sanitize Cycle: High-temperature capability for sanitization programs
- Condensation Drying: Integrated heating for effective condensation drying
- Safety Features: Multiple thermal protection systems
- Quick Heat: Rapid heating technology for faster cycle times
- Durable Construction: Corrosion-resistant materials for long lifespan
Ordering Information
Popular Replacement Parts Kits
Filter Maintenance Kit
Complete filter replacement set
Spray Arm Kit
Upper & lower spray arm set
Rack Repair Kit
Complete rack component set
Seal & Gasket Kit
Door and component seals
Individual Components
Heating Element
1400W main heating element
Circulation Pump
Main water circulation pump
Door Hinge Set
Complete hinge assembly
Control Panel
Electronic control assembly