NAVIEN · PLEASANTON
Service · All Navien ModelsNavien Tankless Water Heater Service · Pleasanton, CA
Navien tankless service in Pleasanton, from the downtown Victorians to the larger newer homes in the Ruby Hill and Vintage Hills areas
- $75 diagnostic (waived with repair)
- Same or next-day best effort
- CSLB #1136642
Navien in Pleasanton
Navien heating and cooling in Pleasanton.
Pleasanton spans small downtown Victorians and 1900s homes near Main Street up to large newer construction in the master-planned hillside neighborhoods. The newer homes often came with a Navien from the builder, frequently with recirculation, and they feed several bathrooms across two stories. The older downtown homes are usually retrofits with tighter spaces.
We service Navien condensing tankless throughout Pleasanton. This is inland Tri-Valley, so summers are hot and the water is hard, which keeps descaling on a steady annual cycle. Many of my Pleasanton calls on the newer homes are recirculation tuning and warranty-era part failures, while the downtown calls are venting and gas corrections.
ADRIUM is right next door in San Ramon, so Pleasanton is a short, frequent run for me. On the larger homes I check the recirculation and the gas supply to the unit, because a builder-grade recirculation setup running too aggressively is a common cause of premature fan and igniter wear here.
Common repairs we do
What we close on the truck.
- Builder recirculation running the unit too hard. Newer Pleasanton homes often have recirculation set to run almost continuously, which fires the Navien far more than needed and wears the fan and igniter. I set a sensible recirculation schedule and verify the crossover so the unit cycles properly and lasts its rated life.
- Scaled exchanger on hot, hard Tri-Valley water. The hard inland water scales the heat exchanger and you get slow hot water and temperature drift. I descale annually with a circulation pump and check flow and mixing after. Isolation valves go on if the builder left them off.
- Flame rod or igniter fouling after a few years. After several seasons the flame sensing rod or igniter fouls and the Navien fails to light reliably or drops out under load. I clean or replace the rod and igniter and confirm a steady flame signal instead of replacing the whole gas valve.
Models we service
Navien product lines.
- Condensing tankless water heaters (NPE and KD series)
- Combi-boilers (heat plus domestic hot water)
- Condensing gas boilers for hydronic heat
- Recirculation and ComfortFlow systems
- Stainless heat exchangers and venting
Pricing and warranty
What it costs. What we stand behind.
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$75
Diagnostic visit. Waived when you book the repair with us.
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Written
90 days on consumables, 1 year on major parts, 2 years on sealed-system rebuilds. Quoted in writing before work starts.
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CSLB
#1136642. Bonded and insured. We file warranty paperwork when applicable.
Nearby cities
Navien service in neighboring cities.
More cities
Navien across our service area.
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FAQ
Navien in Pleasanton questions, answered.
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How quickly can you reach Pleasanton from San Ramon
Very quickly. Pleasanton is right next to San Ramon through Dublin, usually ten to fifteen minutes. It is one of our closest cities, no travel charge, and the diagnostic is waived with the repair. -
My builder-installed Navien wears out parts fast, why
Often the builder set recirculation to run almost nonstop, which fires the unit far more than necessary and wears the fan and igniter early. I retune the recirculation so the unit runs proper cycles, which protects those parts going forward. -
Is my newer home's Navien still under warranty
Possibly. Navien heat exchangers carry a long manufacturer warranty and parts a shorter one. I check the model and install date and tell you what is covered, so you do not pay for a part the manufacturer should.
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