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Ameristar Construction in Lompico, CA | Viceroy Construction
We provide independent Ameristar service across Lompico, and the biggest difference here isn’t the equipment. It’s access. Canyon switchbacks, narrow private drives, and wildfire-hardening rules shape how we diagnose, repair, and price Ameristar work in this community far more than the unit itself. Call (877) 358-6557 for a free estimate.
Our crews work on Ameristar heating and cooling equipment throughout the Santa Cruz Mountains every week. We know how builder-grade condensers and furnaces actually fail once Lompico’s redwood-shade damp, steep grades, and WUI retrofits get involved. Viceroy Construction is an independent service provider, not affiliated with or authorized by Ameristar. We diagnose honestly and don’t default to replacement when a targeted repair holds up. For Ameristar sales & service expertise paired with real canyon-road experience, we’re the crew Lompico calls.
Why Lompico Residents Choose Us for Ameristar Service
You want a contractor who’s actually hauled an Ameristar condenser down a switchback driveway, not someone seeing the canyon for the first time. That’s the difference. Neil Drummond trained in the building trades program at West Valley College in Saratoga, and the hands-on framing, concrete, and structural work he learned there still shapes how we scope every job, including Ameristar equipment replacement that touches decking, pads, and drainage. The details you don’t see are the ones that matter most.
We keep our service approach local because Lompico doesn’t behave like the valley floor. We use OEM Ameristar parts for controls, boards, and heat exchangers where the match matters, and quality aftermarket motors, capacitors, and contactors where the spec is equivalent and the price difference is real. On corroded coils, we tell owners plainly when a repair no longer pencils out against a modern replacement rather than selling a fix that won’t survive two wet seasons. You’ll get a straight answer, not a sales pitch.
Styles & brands we work with







Common Ameristar Construction Problems We Solve in Lompico
- Corroded condenser coils and seized fan motors on Ameristar M4AC units. Canyon humidity and the damp shade from redwood canopy accelerate fin rot and fasten rust on M4AC4 and M4AC5 condensers, especially when units sit tucked against a cabin wall. We routinely find the fan-motor mount corroded solid after two or three wet winters.
- Winter furnace lockouts caused by damp crawlspace air. Ameristar 80% furnaces in Lompico’s pier-and-post crawlspaces breathe wet canyon air. Draft-inducer gaskets and flame sensors foul with moisture and fine redwood debris, and the unit throws nuisance lockout codes every wet season until the sensor and gasket are addressed, not just reset.
- Heat pump reversing valve and defrost board failures from pad settlement and wet grade. Ameristar M4HP units set on ground that heaves or stays saturated cycle badly. We correct the pad and drainage before touching the board, because replacing the board on a sinking pad just means replacing it again next year.
- Leaking air handlers and flex duct after a Chapter 7A WUI retrofit. Ameristar M4AH air handlers installed before a hardening retrofit often have unsealed supply plenums and legacy flex duct leaking into unconditioned attic space. That undercuts efficiency and can run afoul of defensible-space venting requirements.
- Roof repair and remodel work that intersects with Ameristar equipment. A full kitchen remodel or bathroom remodel in Lompico frequently means relocating a condenser, reworking duct runs, or updating an air handler. We handle that coordination because one contractor owns the whole scope instead of handing off between disconnected subs.
Ameristar Service in Lompico: What Local Conditions Mean for Your Equipment
Here’s the checkable fact about Lompico that changes how Ameristar work gets priced and scheduled, and it’s not equally true in Felton Ameristar service or Boulder Creek. Lompico is a narrow, steep-walled redwood canyon where most properties sit off the county grid in places, reached by single-lane switchback roads with limited turnarounds. Because those canyon roads and private driveways restrict where a truck and equipment trailer can stage, Ameristar condenser and furnace swaps here are scheduled around access windows and material drops, not equipment availability. The haul down the driveway is the critical path. A condenser swap that takes a morning in Saratoga can take a full day off Old Lompico Road once you factor in hand-carrying the unit, tools, and pad material down a driveway that won’t take a trailer. That’s the real cost driver, and it’s why we walk every site before quoting.
Ameristar Models & Products We Service in Lompico
We service the Ameristar lines most common in the canyon’s older cabins and mid-century homes: M4AC4 and M4AC5 split-system air conditioners, M4HP5 heat pump condensing units, M801P and M951P gas furnaces, and M4AH and M4MH air handler and coil assemblies. For controls, boards, and heat exchangers, we use OEM Ameristar parts. For motors, capacitors, and contactors, we carry quality aftermarket equivalents where the spec matches. Stocking common capacitors, contactors, and draft-inducer gaskets on every Lompico run means fewer return trips down the switchback for both of us.
See the difference
Before
After
Before
After
Before
AfterAmeristar Service Pricing in Lompico
Pricing reflects what the scope actually touches for General Contractor – Lompico projects, including access and the condition of the existing pad, duct, and electrical. Here’s how common projects line up:
| Project | Typical Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Roof Repair | $400 – $1,800 |
| Roof Replacement | $8,000 – $20,000 |
Your free estimate walks the access route, checks pad drainage and existing duct where relevant, and gives you a written line-item scope before any work starts. No change orders hidden in fine print. Call (877) 358-6557 to schedule yours.
Serving Lompico, CA — Our Local Coverage Area
We’re based in the Lompico area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Ameristar Construction in Lompico
Replacing a condensing unit itself generally doesn’t trigger full Chapter 7A ignition-resistant retrofit requirements, but Lompico sits inside the wildland-urban interface, and any adjacent structural work like decking, vents, or siding that gets touched during an Ameristar swap may need to meet ignition-resistant standards. We coordinate with the local permitting path and defensible-space clearances so your equipment replacement doesn’t quietly create a compliance gap. Call (877) 358-6557 and we’ll scope it honestly.
The usual culprit is a draft-inducer gasket or flame sensor fouled by moisture and fine redwood debris pulled in from a damp pier-and-post crawlspace. Lompico’s wet season sends humid air through open crawl vents directly into the furnace cabinet, and the sensor reads the contamination as a combustion problem. We replace the sensor or gasket, verify the condensate drain, and often recommend sealing the crawl around the unit. Call (877) 358-6557 for an exact diagnosis rather than another reset.
That’s exactly the constraint we plan around. Our crew stages at the top of the drive when a truck and trailer can’t make the turn, and we hand-carry the condenser, tools, and pad material down. We’ve done it off switchbacks throughout the canyon. The walk-through before the quote is how we figure out the access plan so the schedule doesn’t fall apart on arrival.
Sometimes, and we’ll tell you when it isn’t. On younger systems with a solid compressor and cabinet, coil work plus a fan-motor replacement can add several seasons. On older condensers where fin rot has thinned the coil across large sections, a repair often won’t last two Lompico wet seasons and we recommend replacement. Call (877) 358-6557 and we’ll give you the straight math.
Yes. Relocating a condenser, reworking duct runs, or replacing an aging air handler alongside Home Remodeling – Lompico like a full kitchen remodel or bathroom remodel is exactly the kind of scope we keep under one contract. One point of contact for the whole job beats juggling an HVAC sub, a framing crew, and a drywaller yourself.
Service Areas Near Lompico
We serve Lompico and the surrounding mountain and valley communities, including Felton, Ben Lomond, Boulder Creek, and Santa Cruz. For homeowners down the hill, we also cover Lompico service area neighbors in Saratoga, Monte Sereno, Los Gatos, and Campbell. We run Ameristar service in Brookdale and Ameristar service in Ben Lomond on the same schedule, so canyon access and WUI hardening are built into our routing, not an afterthought.
Book Your Ameristar Service in Lompico Today
We answer the phone, we walk the driveway, and we quote the whole scope before anyone lifts a tool. Call (877) 358-6557 to schedule your free estimate, and we’ll figure out the access plan together.
Written by Neil Drummond, Owner at Viceroy Construction, serving Lompico and the Santa Cruz Mountains.