About the La Marzocco GB5
The La Marzocco GB5 blends traditional Italian craftsmanship with cutting-edge temperature stability and electronic precision. Originally introduced at the 2005 HOST Expo in Milan, it’s been trusted by barista champions and cafés worldwide for its consistent performance and timeless design. With powerful internal components and an elegant exterior, it’s ideal for creating high-quality espresso at scale.
Disclaimer: Lead times are longer than other brands, as these machines are usually made to order.
Key Benefits
- Advanced temperature stability for consistent espresso shots
- Ideal for offices with 100–500 employees
- Quiet, powerful performance during high-volume rushes
- Elegant, hand-crafted design enhances café presentation
Features
- Thermal stability system with dynamic preheater
- Algorithm-based PID temperature controller
- Integrated ruby flow restrictors to eliminate channeling
- Stainless steel body with signature La Marzocco group caps
-
CPU board for advanced electronics and programming
Specifications
| Specification | Details |
|---|---|
| Manufacturer Model # | 2 Group |
| Dimensions (W x D x H) | 30 x 25 x 22 inches |
| Electrical Requirements | Single Phase 208–240 V, 60 Hz, 4600 Watt |
| Output Capacity | No upper limit |
| Water Line | 3/8" Male Comp, 45 PSI, 2 Water Flow (GPM) |
| Drain Requirement | Requires nearby floor drain |
| Water Filtration Requirements | Requires external water filtration. Incoming water hardness must be greater than 9°f (90 ppm, 5°d) and less than 15°f (150 ppm, 8.4°d). pH must be between 6.5 and 8.5. Chlorides must be less than 50 mg/L. |
| External Pump Dimensions | 12" x 12" x 12" |
Upkeep Recommendations
- Daily: Backflush group heads, clean the steam wand, and the drip tray
- Weekly: Deep clean group heads and portafilters
- Monthly: Inspect gaskets and water filters
- Quarterly: Replace group screens and gaskets
- Yearly: Full technician inspection and service
Resources
- Spec sheet and installation guide available upon request
- Manufacturer’s website for additional technical info
Troubleshooting Tips
- Issue: Espresso is inconsistent
Possible Cause: Boiler temperature fluctuation
Fix: Ensure the PID is properly calibrated; reset if needed
Request Maintenance: Contact Crafty support if the issue persists - Issue: Water flow is uneven
Possible Cause: Flow restrictor clog or worn gasket
Fix: Clean group heads and check restrictors
Request Maintenance: Submit a support ticket for servicing - Issue: Machine not heating
Possible Cause: Malfunctioning heating element or sensor
Fix: Power cycle the machine, then check the display for errors
Request Maintenance: Schedule a technician inspection
FAQs
Is the GB5 a good fit for small offices?
It's best suited for medium to large offices (100–500 people) due to its high capacity and power requirements.
Does it require a water line?
Yes, the GB5 requires a direct water connection for optimal performance.
How often does it need servicing?
Preventive maintenance is recommended every six months, with daily and weekly cleaning routines handled by baristas.