---
title: "Split-System Cellar Line Set Repair"
description: "Repairing, reinsulating or rerunning the copper lines and control cable that join the cellar evaporator to its outdoor or remote condensing unit."
url: "https://winecellarrepair.center/services/split-system-line-set-repair/"
---

# Split-System Cellar Line Set Repair

Repairing, reinsulating or rerunning the copper lines and control cable that join the cellar evaporator to its outdoor or remote condensing unit.

## What the split-system cellar line set repair involves.

On a split cellar system the line set is the long part nobody sees: a larger insulated suction line that carries cool vapor back to the compressor, a smaller liquid line that feeds the coil, and a low-voltage cable for the controls, all running through walls, crawl spaces, ceilings and sometimes under a patio. Problems with it look like problems with the machine. Insulation that has split, been chewed or soaked through lets the suction line pick up heat, so the cellar takes longer to cool and the line sweats onto whatever lies beneath it. A kink from a remodel or a crushed section under a deck cuts flow. Brazed joints and flare nuts made on site can seep, and a line set that is too long, too small or climbs too high for the maker's limits can trap oil and starve the compressor. The technician traces the run as far as it can be reached, reads temperatures and pressures at each end, repairs or replaces damaged sections, reinsulates and seals the wall penetrations, and then evacuates and charges the system by weight.

How the visit goes

### What it usually costs Moderate to highest · Line set section, insulation or control cable

Reinsulating an exposed length or fixing the control cable is moderate work. Replacing a crushed or leaking section inside a wall or under a deck means cutting in, brazing, evacuating and charging, and sits near the top.

### Answers 6 problems Wine Cellar Too Warm

Cellar Cooling Unit Short Cycling · Cellar Cooling Evaporator Coil Icing Up · Condensation on Wine Cellar Walls or Glass · Cellar Cooling Unit Running Constantly · Cellar Cooling Unit Error Code

### Comes up most on Split-system cellar cooling

## Split-system cellar line set repair, step by step.

Watch the system run from both ends, and hand you a note of the line length and the charge for the next service.

01

Trace the lines and the control cable from the cellar evaporator to the condensing unit, as far as walls and ceilings allow.

02

Read temperatures and pressures at both ends to show whether the lines are losing heat, leaking or restricted.

03

Check the insulation, the wall penetrations and every reachable joint, and test the control cable end to end.

04

Repair or replace the damaged section, reinsulate the suction line and seal the penetrations, then evacuate and charge by weight.

05

Watch the system run from both ends, and hand you a note of the line length and the charge for the next service.

## The problems it answers.

6 of them, from wine cellar too warm to cellar cooling unit error code.

[All problems](https://winecellarrepair.center/problems/)

The collection is exposed

### Wine Cellar Too Warm

6 causes, cheapest first

Before you call

### Tell us this when you book

1. Where the condensing unit sits and roughly where the lines run between it and the cellar
2. Any work done along that path since installation, such as a remodel, new flooring, a deck or pest treatment
3. Whether you see sweating, drips or damaged insulation along the lines
4. Who installed the system and whether you have their paperwork

It also answers

- [**Cellar Cooling Unit Short Cycling** 5 causes](https://winecellarrepair.center/problems/cellar-unit-short-cycling/)
- [**Cellar Cooling Evaporator Coil Icing Up** 5 causes](https://winecellarrepair.center/problems/evaporator-coil-icing-up/)
- [**Condensation on Wine Cellar Walls or Glass** 5 causes](https://winecellarrepair.center/problems/condensation-on-cellar-walls-or-glass/)
- [**Cellar Cooling Unit Running Constantly** 5 causes](https://winecellarrepair.center/problems/cellar-unit-running-constantly/)
- [**Cellar Cooling Unit Error Code** 8 causes](https://winecellarrepair.center/problems/cellar-cooling-unit-error-code/)

## Moderate to highest, on the site's scale.

Reinsulating an exposed length or fixing the control cable is moderate work. Replacing a crushed or leaking section inside a wall or under a deck means cutting in, brazing, evacuating and charging, and sits near the top.

[Read the full cost guide](https://winecellarrepair.center/cost/)

| Repair | Relative cost |
| --- | --- |
| [Start capacitor, contactor, compressor or sealed-system restriction](https://winecellarrepair.center/services/cellar-compressor-and-sealed-system-repair/) | |
| [Leak search, joint or coil repair and a weighed charge](https://winecellarrepair.center/services/cellar-refrigerant-leak-repair/) | |
| [Evaporator or condenser fan motor, blade or capacitor](https://winecellarrepair.center/services/cellar-evaporator-and-condenser-fan-repair/) | |
| [Air or coil probe, display, transformer or control board](https://winecellarrepair.center/services/cellar-controller-and-sensor-repair/) | |
| [Drain line, drain pan or condensate pump](https://winecellarrepair.center/services/cellar-condensate-drain-and-pump-repair/) | |
| [Thawing an iced coil and correcting its cause](https://winecellarrepair.center/services/cellar-coil-icing-and-defrost-repair/) | |
| **Line set section, insulation or control cable** | moderate to highest |
| [Humidifier module, humidity probe or settings](https://winecellarrepair.center/services/cellar-humidity-control-repair/) | |
| [Cooling load and room survey](https://winecellarrepair.center/services/cellar-cooling-load-and-room-check/) | |

## Where it comes up most.

Most bookings: Split-system cellar cooling.

[All wine cellar cooling unit types](https://winecellarrepair.center/types/)

Often the same visit

- [**Cellar cooling leak search and recharge** 5 problems in common · highest](https://winecellarrepair.center/services/cellar-refrigerant-leak-repair/)
- [**Wine cellar cooling diagnostic visit** 4 problems in common](https://winecellarrepair.center/services/diagnostic-visit/)
- [**Cellar cooling load and room check** 3 problems in common · lowest](https://winecellarrepair.center/services/cellar-cooling-load-and-room-check/)

### Split-system cellar cooling

## The makes we see it on.

7 makes on this site, and the split-system cellar line set repair on any of them. Each mark opens that make's own page.

[All 7 brands](https://winecellarrepair.center/brands/)

## Split-system cellar line set repair, where we come out.

The cellar, the climate and the building all change how the split-system cellar line set repair goes. These notes are about that, metro by metro.

[All service areas](https://winecellarrepair.center/locations/)

[Tampa Bay](https://winecellarrepair.center/locations/tampa-bay/) FL · 31 areas

Where a Tampa Bay split system's condenser sits on a pad outside, hurricane debris and lawn crews can crush the line set insulation or kink the copper, so the repair inspects the full run, replaces damaged insulation and pressure-tests the lines.

- [Hyde Park](https://winecellarrepair.center/locations/tampa-bay/hyde-park/)
- [Davis Islands](https://winecellarrepair.center/locations/tampa-bay/davis-islands/)
- [Palma Ceia](https://winecellarrepair.center/locations/tampa-bay/palma-ceia/)
- [Westchase](https://winecellarrepair.center/locations/tampa-bay/westchase/)
- [Carrollwood](https://winecellarrepair.center/locations/tampa-bay/carrollwood/)
- [Belleair](https://winecellarrepair.center/locations/tampa-bay/belleair/)
- [St. Pete Beach](https://winecellarrepair.center/locations/tampa-bay/st-pete-beach/)
- [Palm Harbor](https://winecellarrepair.center/locations/tampa-bay/palm-harbor/)

[Orlando](https://winecellarrepair.center/locations/orlando/) FL · 30 areas

An Orlando custom house may route a split system's line set through the attic, where summer heat soaks into copper behind a sun-cracked jacket, and the repair re-insulates the suction line so the cellar gets the cooling the condenser sends.

- [Winter Park](https://winecellarrepair.center/locations/orlando/winter-park/)
- [Windermere](https://winecellarrepair.center/locations/orlando/windermere/)
- [Dr. Phillips](https://winecellarrepair.center/locations/orlando/dr-phillips/)
- [Bay Hill](https://winecellarrepair.center/locations/orlando/bay-hill/)
- [Lake Nona](https://winecellarrepair.center/locations/orlando/lake-nona/)
- [Heathrow](https://winecellarrepair.center/locations/orlando/heathrow/)
- [Celebration](https://winecellarrepair.center/locations/orlando/celebration/)

[Miami / South Florida](https://winecellarrepair.center/locations/south-florida/) FL · 47 areas

In South Florida towers a split system's line set may climb a shaft and cross a ceiling to a condenser on a terrace, and building rules on penetrations and roof work shape any repair, so the visit maps the full route and plans any line replacement with management.

- [Brickell](https://winecellarrepair.center/locations/south-florida/brickell/)
- [Coconut Grove](https://winecellarrepair.center/locations/south-florida/coconut-grove/)
- [Coral Gables](https://winecellarrepair.center/locations/south-florida/coral-gables/)
- [Pinecrest](https://winecellarrepair.center/locations/south-florida/pinecrest/)
- [Key Biscayne](https://winecellarrepair.center/locations/south-florida/key-biscayne/)
- [Aventura](https://winecellarrepair.center/locations/south-florida/aventura/)
- [Sunny Isles Beach](https://winecellarrepair.center/locations/south-florida/sunny-isles-beach/)
- [Bal Harbour](https://winecellarrepair.center/locations/south-florida/bal-harbour/)
- [Miami Beach](https://winecellarrepair.center/locations/south-florida/miami-beach/)
- [Golden Beach](https://winecellarrepair.center/locations/south-florida/golden-beach/)
- [Weston](https://winecellarrepair.center/locations/south-florida/weston/)
- [Boca Raton](https://winecellarrepair.center/locations/south-florida/boca-raton/)
- [Palm Beach](https://winecellarrepair.center/locations/south-florida/palm-beach/)

[New York Metro](https://winecellarrepair.center/locations/new-york/) NY · 75 areas

A New York split system may run its line set several floors from a cellar to a condenser on a roof or in a rear yard, and reaching that run means opening ceilings and shafts, so the visit first tests each section under pressure to find exactly where the trouble lies.

- [Upper East Side](https://winecellarrepair.center/locations/new-york/upper-east-side/)
- [Upper West Side](https://winecellarrepair.center/locations/new-york/upper-west-side/)
- [Tribeca](https://winecellarrepair.center/locations/new-york/tribeca/)
- [SoHo](https://winecellarrepair.center/locations/new-york/soho/)
- [Greenwich Village](https://winecellarrepair.center/locations/new-york/greenwich-village/)
- [Battery Park City](https://winecellarrepair.center/locations/new-york/battery-park-city/)
- [Brooklyn Heights](https://winecellarrepair.center/locations/new-york/brooklyn-heights/)
- [Park Slope](https://winecellarrepair.center/locations/new-york/park-slope/)
- [DUMBO](https://winecellarrepair.center/locations/new-york/dumbo/)
- [Forest Hills](https://winecellarrepair.center/locations/new-york/forest-hills/)
- [Great Neck](https://winecellarrepair.center/locations/new-york/great-neck/)
- [Southampton](https://winecellarrepair.center/locations/new-york/southampton/)
- [Scarsdale](https://winecellarrepair.center/locations/new-york/scarsdale/)

[Houston](https://winecellarrepair.center/locations/houston/) TX · 36 areas

A Houston line set between a cellar evaporator and a condenser beside the house often crosses a hot attic or a garage wall, and heat soaking into thinly insulated suction line robs the cellar of capacity, so the repair replaces the insulation and seals where the lines enter.

- [River Oaks](https://winecellarrepair.center/locations/houston/river-oaks/)
- [Memorial](https://winecellarrepair.center/locations/houston/memorial/)
- [Tanglewood](https://winecellarrepair.center/locations/houston/tanglewood/)
- [Greater Heights](https://winecellarrepair.center/locations/houston/greater-heights/)
- [Kingwood](https://winecellarrepair.center/locations/houston/kingwood/)
- [Bellaire](https://winecellarrepair.center/locations/houston/bellaire/)
- [Bunker Hill Village](https://winecellarrepair.center/locations/houston/bunker-hill-village/)
- [Piney Point Village](https://winecellarrepair.center/locations/houston/piney-point-village/)
- [Hunters Creek Village](https://winecellarrepair.center/locations/houston/hunters-creek-village/)
- [Sugar Land](https://winecellarrepair.center/locations/houston/sugar-land/)
- [Cinco Ranch](https://winecellarrepair.center/locations/houston/cinco-ranch/)
- [The Woodlands](https://winecellarrepair.center/locations/houston/the-woodlands/)
- [West University](https://winecellarrepair.center/locations/houston/west-university/)

[Chicago](https://winecellarrepair.center/locations/chicagoland/) IL · 50 areas

In a Chicagoland house the line set may cross an unheated space where sweat on the suction line drips into a finished ceiling, and the repair re-insulates the line with a sealed jacket and checks the vapor barrier where the lines pass into the cellar.

- [Lincoln Park](https://winecellarrepair.center/locations/chicagoland/lincoln-park/)
- [Near North Side](https://winecellarrepair.center/locations/chicagoland/near-north-side/)
- [West Loop / Near West Side](https://winecellarrepair.center/locations/chicagoland/west-loop-near-west-side/)
- [Wilmette](https://winecellarrepair.center/locations/chicagoland/wilmette/)
- [Winnetka](https://winecellarrepair.center/locations/chicagoland/winnetka/)
- [Glencoe](https://winecellarrepair.center/locations/chicagoland/glencoe/)
- [River Forest](https://winecellarrepair.center/locations/chicagoland/river-forest/)
- [Oak Park](https://winecellarrepair.center/locations/chicagoland/oak-park/)
- [Hinsdale](https://winecellarrepair.center/locations/chicagoland/hinsdale/)
- [Lake Forest](https://winecellarrepair.center/locations/chicagoland/lake-forest/)
- [Highland Park](https://winecellarrepair.center/locations/chicagoland/highland-park/)
- [Gold Coast](https://winecellarrepair.center/locations/chicagoland/gold-coast/)
- [Lakeview](https://winecellarrepair.center/locations/chicagoland/lakeview/)

[Los Angeles](https://winecellarrepair.center/locations/los-angeles/) CA · 95 areas

After an earthquake a Los Angeles split system's line set can stretch where it crosses from the house to a condenser on a separate pad, so the repair checks for strain at the service valves, fixes any leak and leaves a loop of slack.

- [Beverly Hills](https://winecellarrepair.center/locations/los-angeles/beverly-hills/)
- [Bel Air](https://winecellarrepair.center/locations/los-angeles/bel-air/)
- [Holmby Hills](https://winecellarrepair.center/locations/los-angeles/holmby-hills/)
- [Brentwood](https://winecellarrepair.center/locations/los-angeles/brentwood/)
- [Pacific Palisades](https://winecellarrepair.center/locations/los-angeles/pacific-palisades/)
- [Santa Monica](https://winecellarrepair.center/locations/los-angeles/santa-monica/)
- [Hancock Park](https://winecellarrepair.center/locations/los-angeles/hancock-park/)
- [Studio City](https://winecellarrepair.center/locations/los-angeles/studio-city/)
- [Calabasas](https://winecellarrepair.center/locations/los-angeles/calabasas/)
- [Manhattan Beach](https://winecellarrepair.center/locations/los-angeles/manhattan-beach/)
- [Palos Verdes Estates](https://winecellarrepair.center/locations/los-angeles/palos-verdes-estates/)
- [Pasadena](https://winecellarrepair.center/locations/los-angeles/pasadena/)
- [San Marino](https://winecellarrepair.center/locations/los-angeles/san-marino/)
- [Malibu](https://winecellarrepair.center/locations/los-angeles/malibu/)

[San Diego](https://winecellarrepair.center/locations/san-diego/) CA · 31 areas

A San Diego hillside house may place its split condenser well above or below the cellar, and a long vertical line set needs oil traps and a charge matched to its length, so the repair checks the route against the maker's limits before charging.

- [La Jolla](https://winecellarrepair.center/locations/san-diego/la-jolla/)
- [Carmel Valley](https://winecellarrepair.center/locations/san-diego/carmel-valley/)
- [Point Loma](https://winecellarrepair.center/locations/san-diego/point-loma/)
- [Del Mar](https://winecellarrepair.center/locations/san-diego/del-mar/)
- [Rancho Santa Fe](https://winecellarrepair.center/locations/san-diego/rancho-santa-fe/)
- [Coronado](https://winecellarrepair.center/locations/san-diego/coronado/)
- [Encinitas](https://winecellarrepair.center/locations/san-diego/encinitas/)
- [Solana Beach](https://winecellarrepair.center/locations/san-diego/solana-beach/)

[San Francisco Bay Area](https://winecellarrepair.center/locations/bay-area/) CA · 74 areas

Split systems suit Bay Area houses where neighbors and local noise rules keep a condenser away from bedrooms, and a line set disturbed by a remodel or a seismic jolt is pressure-tested, evacuated and recharged so the quiet setup cools again.

- [Pacific Heights](https://winecellarrepair.center/locations/bay-area/pacific-heights/)
- [Presidio Heights](https://winecellarrepair.center/locations/bay-area/presidio-heights/)
- [Russian Hill](https://winecellarrepair.center/locations/bay-area/russian-hill/)
- [Noe Valley](https://winecellarrepair.center/locations/bay-area/noe-valley/)
- [Sea Cliff](https://winecellarrepair.center/locations/bay-area/sea-cliff/)
- [Hillsborough](https://winecellarrepair.center/locations/bay-area/hillsborough/)
- [Atherton](https://winecellarrepair.center/locations/bay-area/atherton/)
- [Woodside](https://winecellarrepair.center/locations/bay-area/woodside/)
- [Palo Alto](https://winecellarrepair.center/locations/bay-area/palo-alto/)
- [Los Altos Hills](https://winecellarrepair.center/locations/bay-area/los-altos-hills/)
- [Tiburon](https://winecellarrepair.center/locations/bay-area/tiburon/)
- [Piedmont](https://winecellarrepair.center/locations/bay-area/piedmont/)
- [Marina](https://winecellarrepair.center/locations/bay-area/marina/)

For the heart of your home.

## Questions about the split-system cellar line set repair.

### Why are the pipes to my cellar condenser dripping?

The larger line runs cold, and where its insulation is torn, missing or wet, moisture in the air condenses on it. That wastes cooling and can stain a ceiling or wet a crawl space. Reinsulating the section usually solves it.

### Can an old line set be reused with a new condensing unit?

Sometimes, if it is the right size and length for the new unit, clean inside and compatible with its refrigerant and oil. Makers set these rules per model. The technician checks the old lines against them before recommending it.

### Does the line set need maintenance?

Not often. A look at the insulation where it is exposed, especially outdoors where sunlight breaks it down, and keeping plants and critters away from it cover most of it. Mention any recent work along the path when you book.

---

**[Read on the site: Split-System Cellar Line Set Repair](https://winecellarrepair.center/services/split-system-line-set-repair/)**

**[Book a visit with WineCellarRepair.center](https://winecellarrepair.center/schedule/)**
