What We Repair

Hoffman Commercial Steam Depot Repair

Professional depot repair for the full Hoffman commercial steam equipment line — boilers, steamers, and steam generators — at our certified facility in Dushore, PA. Hoffman is a UnityLab Corp portfolio brand. Same ASME R-Stamp authorization, same structured repair process, same 5–10 business day turnaround.

✅ In Our Launch Service Envelope

Hoffman commercial steam boilers
Hoffman commercial steamers
Hoffman commercial steam generators

Full failure mode coverage across the Hoffman commercial steam line. ASME R-Stamp authorized repair and alteration where applicable.

⚠ Press Equipment — Inquire First

Press equipment is not in our current Hoffman service launch envelope. If you operate Hoffman press equipment needing depot repair, contact us to discuss — we may be able to assess serviceability depending on the unit.

Submit a Press Equipment Inquiry →

Our Process

Diagnose. Quote. Repair. Test. Ship.

Every repair follows a structured process — no surprises on cost or timing.

1. Inspect & Diagnose

Full inspection on receipt. Electrical, mechanical, pressure vessel — we find every fault.

2. Written Quote

You receive a written repair estimate. We don't start work until you approve.

3. Expert Repair

Our technicians perform repairs following pressure vessel standards and documented procedures.

4. Full Operational Test

Every repaired unit is tested under load before we ship it back to you.

Repair Types

Hoffman Commercial Steam Failure Mode Coverage

Full repair coverage for Hoffman commercial steam boilers, steamers, and steam generators across all common failure modes.

⚡ Electrical & Heating System

Immersion heating element replacement
Flanged heating element replacement
Contactor replacement and testing
Overload relay replacement
Terminal block repair and rewiring
Control transformer replacement
Main power wiring inspection and repair
Ground fault diagnosis and correction

📊 Controls & Safety Devices

Low Water Cutoff (LWCO) probe replacement
LWCO control module replacement
Operating pressure control calibration/replacement
High-limit pressure control replacement
Thermostat and temperature control replacement
Electronic control board diagnosis and replacement
Safety relief valve testing and replacement
Sight glass and gauge replacement

💧 Pressure Vessel & Plumbing

Flange gasket replacement (ASME spec materials)
Handhole gasket replacement
Pressure vessel inspection and documentation
R-Stamp authorized repair and alteration of ASME-coded pressure vessels
Vessel re-stamping following authorized repair (National Board R-Stamp authorization)
Steam fitting and valve replacement
Feedwater valve repair and replacement
Blowdown valve replacement
Plumbing leak diagnosis and repair

🧹 Maintenance Services

Full chemical descaling service
Flush and clean boiler/steamer interior
Scale inspection and severity assessment
Pre-installation inspection for used units
Full electrical inspection report
Operational checkout and documentation

Not seeing your specific repair? We handle most Hoffman commercial steam failures. Contact us with your model and serial number — describe the problem and we'll tell you if we can help.

Pricing

Quote-Based Pricing

Every repair is quoted individually. We inspect your unit, identify the work required, and send you a written quote before any work begins — no surprises.

Written Quote First

You receive a written quote after bench inspection. Work begins only after your explicit approval.

Inspection Included

Bench diagnostic is included with every repair. If you decline the repair, a diagnostic fee applies — disclosed upfront.

Fair, Transparent Costs

Labor and parts are itemized in every quote. Shipping is the customer's responsibility both ways and quoted separately.

Pricing is unit- and fault-specific. Repair cost depends on your equipment model, the failure mode, and parts required. Submit a quote request and we'll respond with a preliminary assessment within one business day.

Get a Quote for Your Hoffman Unit

Equipment Coverage

Hoffman Commercial Steam Equipment We Service

Commercial Boilers

Hoffman commercial steam boilers — full failure mode coverage. ASME Section I/IV jurisdiction where applicable. R-Stamp authorized repair and alteration with re-stamping capability.

Steamers

Hoffman commercial steamers — heating elements, controls, pressure systems, and descaling services. Common in food service, garment, and industrial applications.

Steam Generators

Hoffman commercial steam generators — once-through and tank-type configurations. Used in process steam, sterilization, and industrial applications.

About Hoffman: Hoffman is a portfolio brand of UnityLab Corp. Keystone Steam Service is a separate UnityLab Corp portfolio operation, servicing Hoffman commercial steam equipment at our Dushore, PA depot alongside other OEM lines. Press equipment is not in our current Hoffman launch service envelope — contact us to inquire about press equipment serviceability.

Don't know your model? Include the unit's serial number plate information in your quote request. We can identify the product line from nameplate data.