Perlick Draft Beer System & Glycol Cooler Repair
Perlick glycol draft beer systems are the premium standard at LA craft-cocktail bars, fine-dining restaurant bar programs, and brewery tap rooms. When the beer serves warm, foamy, or off-temperature, the root cause is almost always in the glycol system, power pack, trunk line, or font cooler, not the keg or the CO2. Our techs bring refrigeration-technical depth (EPA 608 certified, compressor diagnostic, refrigerant work) to Perlick draft-system service, which is the gap most beer-service companies can't fill. Independent Wisconsin family brand since 1917, same-day LA dispatch, $120 commercial diagnostic waived with the repair.
- Full glycol system service, power pack, trunk line, font cooler, faucet coordination
- $120 commercial diagnostic, waived when you authorize the repair
- LA craft-cocktail + brewery cluster, DTLA, Arts District, Silver Lake, Culver City, brewery corridor
- EPA 608 certified, refrigeration work beyond what beer-service companies offer
Where we work
Local branches across Southern California
Eight branches covering Los Angeles, Orange, Ventura, San Bernardino, and Riverside counties. Same-day routing on calls before 1 PM.
Perlick glycol draft beer systems, the LA bar industry standard
Perlick Corporation is one of the few remaining independent commercial refrigeration brands in the US , Milwaukee Wisconsin family business, fourth generation, continuous ownership since 1917. That matters for positioning because the craft-cocktail and fine-dining bar market values Perlick specifically as the premium alternative to the big three (Micro Matic, Chill-Rite, and the Ali Group commercial-refrigeration ecosystem that services budget-tier bars). When an LA bar program wants glycol infrastructure sized for 30-year service life and the performance tolerances that top-tier bar operators demand, Perlick is the spec.
We service Perlick draft-beer infrastructure specifically, the glycol power pack, the trunk line, the font cooler at the tower, and the refrigeration-side of the whole loop. This is a distinct service from the Perlick commercial refrigeration catalog (HC back-bar bottle coolers, HP undercounter, cocktail stations) which has its own dedicated combo page at /brands/commercial-refrigeration/perlick-commercial-repair/. Draft beer service is a different diagnostic, different parts inventory, and different customer, usually a bar GM or brewery operations manager, not the head chef. So it gets its own page.
What our techs bring that most LA draft-beer-service companies don't: refrigeration-technical depth. EPA 608 certification, compressor rebuild / swap capability on glycol power packs, refrigerant-circuit diagnostic, and the full pressure-temperature analysis on the sealed side of the system. The specialized beer-service companies in LA are good at beer-line cleaning, installation coordination, and tower-side maintenance, they tend to be thinner on the refrigeration-technical side where our expertise starts.
How a glycol draft beer system works, power pack, trunk line, font cooler
Three components in a loop. When any one fails, the beer serves off-spec. Understanding the architecture is the fastest route to a correct diagnostic.
The glycol power pack
A dedicated refrigeration unit that chills a glycol-and-water mixture in a reservoir bath to about 28-30°F. The power pack contains a compressor, condenser, evaporator (immersed in the glycol bath), a circulation pump, and a temperature controller. Sized in tonnage matched to tap count and trunk-line length, a 4-tap restaurant bar might run a ⅓-HP power pack; a 30-tap brewery tap room needs 1.5-HP or more. When the power pack's own refrigeration fails, glycol bath temperature climbs, and the entire downstream system warms.
The trunk line
Insulated conduit that carries the chilled glycol from the power pack up to the tap tower, with the beer lines running parallel inside the same insulated bundle. The trunk line is where most heat-gain failures happen, insulation compromised at a ceiling crossing, glycol lines kinked at a bend, or bundle wrapping that's degraded over 10+ years of service. Target beer temperature at the tap is 34-38°F; trunk line heat-gain that pushes beer above 40°F is a serving-quality failure even if the power pack is running on spec.
The font cooler at the tap tower
A small refrigeration unit inside the tower cabinet (or mounted adjacent to the tower) that keeps the last few inches of beer line cold before the faucet. Without a font cooler, the first pour of the shift comes out warm because the beer line inside the tower has warmed to room temperature. Font cooler failure is often the subtle cause when "first pour is foamy, second pour is fine" calls come in. Our diagnostic checks font cooler evaporator airflow, condensate drain, and refrigerant charge.
Why beer runs warm or foamy, it's often the glycol system, not the keg or CO2
The most common bar-manager misdiagnosis: "the beer is serving warm, the distributor sent us a bad keg." Our field answer after years of Perlick glycol service calls: it's almost never the keg. If multiple taps are off-spec simultaneously, it's the glycol system. If one tap is off-spec while the others are fine, it's usually the trunk-line bundle at that run or the font cooler at that tower. If the first pour is warm and the rest are fine, it's the font cooler specifically. CO2 pressure issues cause excessive foaming or flat beer but rarely temperature-related warm-beer complaints, those are refrigeration.
The bar loses revenue on every off-spec pour. An LA craft-cocktail bar running 15 taps with a failing glycol power pack might be serving 20-30% of the draft menu at 43-46°F instead of 34-38°F for days or weeks before someone calls it in. The bar manager thinks they're having a bad week with customer complaints; the real problem is a glycol bath running 8-10°F warm because the power pack's compressor has lost efficiency. Our diagnostic pulls superheat and subcool on the sealed side, measures glycol bath temp against the controller setpoint, and verifies pump flow against spec, 20 minutes of field work that nails the root cause that days of guessing didn't.
What our techs diagnose and fix on Perlick glycol systems
Component-level service map. Each of these is a separate failure mode with a separate diagnostic and repair workflow.
Power pack refrigeration, compressor, condenser, charge
Compressor thermal overload trips, dirty condenser coils causing high head pressure, refrigerant undercharge from a slow leak, controller drift on the glycol bath setpoint. Our service touches the sealed refrigeration side (EPA 608 required) and the glycol side (temperature calibration, pump verification). Most common repair: condenser coil deep clean plus refrigerant pressure verification plus controller recalibration.
Glycol pump and bath
Pump motor failure, impeller wear on high-tonnage systems, glycol concentration drift (the propylene-glycol / water ratio matters for heat transfer), reservoir fluid level. Pump replacement runs a moderate labor window; glycol fluid top-off and rebalance is a shorter visit.
Trunk line insulation and routing
Insulation compromise at crossings (hot ceiling voids, routing near kitchen exhaust, ambient heat gain). We inspect the trunk-line bundle end to end, identify heat-gain hot spots with a calibrated infrared thermometer, and specify insulation repair or line re-routing where indicated.
Font cooler service
Evaporator defrost failure, fan motor wear, condensate drain blockage, gasket failure on the tower cabinet. Font cooler is a small sealed refrigeration unit, diagnostic and repair are similar to an undercounter reach-in but the parts catalog is Perlick-specific.
Trunk line and font cooler troubleshooting, the usual suspects
The fastest way to short-list the failure mode: where is the beer off-spec? If every tap is warm, the problem is at the power pack or upstream of the trunk-line split. If one run of taps (say, the left half of the bar) is warm while the other runs are fine, the problem is in that trunk-line bundle. If one specific tap is off-spec while its neighbors are fine, the problem is at the font cooler for that tower or at a terminal fitting right before the faucet.
A clean diagnostic conversation our techs run with bar managers on the phone before dispatch: walk every tap, note which pour warm, note which pour fine, count the tap positions, describe the physical layout of kegs to taps. Fifteen minutes of phone work narrows the dispatch window and lets us arrive with the right parts on the truck.
LA craft-cocktail and brewery tap-room cluster, where Perlick draft is the standard
Our Perlick draft-beer dispatch map across LA. Five operator segments drive the service volume.
LA craft-cocktail bars
West Hollywood, Hollywood, DTLA, Santa Monica, Culver City, Arts District speakeasies. Smaller tap counts (4-12), premium glass and faucet hardware, integrated back-bar refrigeration. Perlick is the default spec in this tier.
LA brewery tap rooms
Arts District, East LA, Culver City, Inglewood, Long Beach, Torrance brewing corridor. Large tap counts (20-40), long trunk runs from cold storage to tap walls, extended service hours. Heaviest Perlick-system service dispatch.
Fine-dining restaurant bars
Westside, DTLA, Beverly Hills fine-dining bar programs with premium draft integration. Usually 8-14 taps with a craft-beer + wine-on-tap + kombucha hybrid program.
Hotel bars and resort F&B
Downtown hotel draft programs, Westside resort pool-bar installations, event-venue draft systems , usually with larger trunk runs because the keg storage is often basement-level or back-of-house distant.
Sports bars and larger-volume operators
High-volume neighborhood bars with 15-30 taps running long hours. Failure tolerance is low because revenue per hour is high, we dispatch these as priority commercial calls.
Venue and stadium concessions
Larger-scale Perlick glycol installations at LA-area event venues, arenas, and stadium concessions. Different service profile because downtime tolerance during event windows is near-zero.
Service areas we cover for Perlick draft-beer calls: Los Angeles County (including West Hollywood, Hollywood, Silver Lake, Culver City, Santa Monica, Long Beach, DTLA, Arts District, Torrance), Orange County, Ventura, San Bernardino, and Riverside.
What Perlick draft beer system repair typically costs
Commercial diagnostic is $120, waived with authorized repair. Typical repair bands on Perlick glycol infrastructure: glycol pump replacement $380-$720 installed; power pack condenser deep cleaning $200-$360; glycol bath temperature recalibration and refrigerant top-off $280-$520; trunk line insulation repair per-section $180-$380; font cooler evaporator fan motor $320-$580; font cooler refrigeration recommission $280-$520; power pack compressor replacement $1,800-$3,800 (larger-tonnage brewery systems run higher); full glycol system rebalance and recommission $420-$780 labor. Beer-line cleaning is a separate service, handled by beer-service specialists, not our scope.
Repair-vs-replace threshold: Perlick builds the power pack for 15-25 years of service life with maintenance. Our field rule on a 12-plus-year power pack needing a compressor swap: we run the replacement math with the operator before recommending the repair. A current-generation Perlick power pack replacement (installed and commissioned) runs $4,800-$8,500 for the typical LA restaurant-bar size and $12,000-$22,000+ for brewery-tap-room scale. Full cost ranges on the commercial refrigeration side are in our commercial refrigeration repair pricing guide.
Perlick draft beer system repair, frequently asked
What's the difference between a direct draw and a glycol draft beer system?
Architecture. Direct draw puts the keg cooler directly under the tap, the beer travels a short line from a refrigerated cooler straight up to the faucet, and the refrigeration is handled by the keg cooler itself. Glycol is a remote system: the kegs live in a back-of-house or basement walk-in cooler, chilled glycol circulates from a power pack through an insulated trunk line up to the tap tower, and a font cooler at the tower keeps the last few inches of beer line cold. Perlick builds both. Direct draw is simpler and cheaper to install, works for small bars with 4-8 taps and the keg cooler within a few feet of the tap. Glycol is the right answer for any system where the kegs are more than 25 feet from the taps, where tap count exceeds 10-12, or where the bar design requires keeping the walk-in out of sight. Most LA craft-cocktail bars and brewery tap rooms run glycol.
My beer is serving warm and foamy, is it the keg, CO2, or the glycol system?
Almost always the glycol system, not the keg or the CO2. This is the single most misdiagnosed draft-beer problem in LA bars. Bar managers default-blame the distributor (bad keg) or the gas vendor (CO2 pressure), but in our field experience across years of Perlick service calls, the actual root cause is one of four glycol-side failures: trunk line temperature drift because the glycol power pack is under-performing, font cooler evaporator icing causing airflow blockage to the beer line at the tower, glycol bath temperature too warm because the power pack's own refrigeration is failing, or trunk line insulation compromise (usually where the line runs through a hot back-of-house ceiling). Our diagnostic starts at the power pack, works up the trunk line, and finishes at the font cooler. If beer is serving at 42-48°F instead of the 34-38°F target, the problem is in the glycol system 90% of the time.
Do you service glycol power packs, trunk lines, AND font coolers?
Yes, all three components of the glycol system, because a real draft-beer diagnostic has to cover the whole loop. Power pack service: compressor diagnostic, refrigerant pressure verification, glycol bath temperature calibration (28-30°F target), pump flow verification, contactor and control testing. Trunk line service: insulation integrity check, line-length heat-loss calculation, leak detection on glycol circulation, insulated bundle inspection. Font cooler service: evaporator defrost, airflow verification at the tap tower, gasket check on the tower cabinet, condensate drain clear. Most beer-service providers cover only the installation and line-cleaning side, we bring refrigeration-technical depth (EPA 608 certification, compressor diagnostic, refrigerant work) to the components where that matters.
What does a glycol system in an LA bar cost to repair?
Commercial diagnostic is $120, waived with authorized repair. Typical repair bands on Perlick glycol systems: glycol pump replacement $380-$720 installed; glycol bath temperature recalibration and refrigerant top-off $280-$520; trunk line insulation repair per-section $180-$380; font cooler evaporator fan motor $320-$580; power pack condenser coil deep cleaning $200-$360; power pack compressor replacement $1,800-$3,800 (larger-tonnage systems at brewery tap rooms run higher); full glycol system rebalance and recommission $420-$780 labor. Beer-line cleaning is its own separate service, handled by beer-service specialists, not our scope. Full refrigeration cost ranges are in our commercial refrigeration repair pricing guide.
Can you install a new Perlick glycol system or just service existing?
Service and commissioning of existing Perlick glycol systems, plus component replacement (power pack, pump, font cooler) where the underlying infrastructure stays in place. Full new-system installation, running new trunk lines, pulling permits, coordinating the plumbing and electrical infrastructure, integrating with a new walk-in cooler build, is usually a joint scope between our team and a specialized draft-beer installation contractor like Pacific DraftWorks or First Round Draught. We handle the refrigeration-component side of the install (power pack commissioning, refrigerant charging, thermostat calibration) and they handle the beer-line and tower side. For a retrofit where you're replacing a failed Perlick power pack in place with a current-generation Perlick unit, we can run that entire scope.
Do you handle brewery tap rooms or only restaurant/bar systems?
Both. The LA brewery tap-room cluster runs some of the most demanding Perlick glycol systems we service, tap counts of 20-40, large-tonnage power packs, long trunk runs from cold storage to tap walls, extended service hours. Our brewery tap-room dispatch covers the Arts District, East LA, Inglewood, Culver City, Torrance, and Long Beach craft-brewing corridor. Restaurant and cocktail-bar systems are a different profile, smaller tap counts (4-12), tighter footprints, often integrated with back-bar refrigeration. Both run on Perlick infrastructure in LA's premium-tier bars. The diagnostic approach is the same; the tonnage sizing and response-time expectations differ.
Related Perlick and commercial-refrigeration pages
Perlick draft beer system down?
Same-day LA dispatch for glycol power packs, trunk lines, and font coolers. $120 commercial diagnostic waived with the repair. Refrigeration-technical depth the beer-service companies don't bring.