The Sub-Zero BI-48S and BI-48SD are 48-inch Classic Series side-by-side built-ins, the largest in the Classic line. The SD version includes a through-door dispenser. We repair their cooling systems, dispensers, ice makers, doors and sealed systems.
Overview
The 48-inch side-by-side is a flagship built-in found in many luxury Las Vegas kitchens. Its large doors and heavy panels put load on hinges and closers.
At a Glance
| Type | Built-in side-by-side |
|---|---|
| Width | 48 in. |
| Configuration | Freezer left, refrigerator right |
| Dispenser | BI-48SD: through-door ice and water |
| Mechanical compartment | Top, behind the grille |
| Successor | CL4850S / CL4850SD |
Common Problems We Repair on This Model
- Not cooling: dirty condenser, fans, defrost or sealed system
- Fridge warm, freezer cold: fresh food fan, defrost or sensor
- Condenser fan failure: overheating in the top mechanical compartment
- Frost buildup: defrost heater or sensor
- Dispenser not working: filter, frozen line, valve, switch
- Heavy door sag: hinge and closer
Service on This Model
We service Sub-Zero BI-48S / BI-48SD units throughout Las Vegas, Henderson and Boulder City. Our $75 service call includes a full diagnosis, and we carry common parts for this series. Have your full model and serial number ready. See where to find it.
Need a Sub-Zero Specialist?
$75 service call, credited toward your repair · 1-year parts · 180-day labor warranty · EPA 608 certified · Mon–Fri 8am–7pm · Sat–Sun 8am–4pm