The Sub-Zero BI-42S and BI-42SD are 42-inch Classic Series side-by-side built-ins. The SD model adds a through-door ice and water dispenser. Common repairs include cooling components, dispenser and water valve problems, ice maker failures, door hinges and sealed system work.
Overview
The 42-inch side-by-side is a common choice in Las Vegas custom homes. Dispenser models add water lines in the door, a dispenser control and an ice chute, all extra wear points with hard water.
At a Glance
| Type | Built-in side-by-side |
|---|---|
| Width | 42 in. |
| Configuration | Freezer left, refrigerator right |
| Dispenser | BI-42SD: through-door ice and water |
| Mechanical compartment | Top, behind the grille |
| Successor | CL4250S / CL4250SD |
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 door line, valve, switch
- Ice maker: valve, fill tube, module
Service on This Model
We service Sub-Zero BI-42S / BI-42SD 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