Plant Engineering · Since 1972 Brand Logo
Technician calibrating asphalt plant burner on continuous drum mix line

Service Cadence Built for the Next Paving Season

From pre-delivery burner maps to baghouse media rebuilds — Astec keeps asphalt and concrete plants producing against highway tonnage schedules with a 250 / 500 / 1,000 hour plant PM cadence and critical-parts response inside a single paving shift.

Three Service Layers Plant Managers Schedule First

Pre-delivery Commissioning

Burner map validation, baghouse CFM baseline and cold-feed belt scale calibration logged before the first load leaves the silo — warranty starts with numbers.

Scheduled Plant PM

Drum flight wear survey, filter differential trending and mixer amperage checks on a 250 / 500 / 1,000 hour cadence matched to your seasonal tonnage.

Major Overhaul & Rebuild

Baghouse media changeout, burner nozzle replacement and silo insulation repair at season end — keeps residual value above wholesale book for fleet renewals.

Plant Service Interval Walkthrough

Five numbered steps every asphalt plant superintendent recognizes from highway and municipal maintenance plans.

  1. 01

    Pre-delivery

    Belt scale zero/span and burner pilot pressure baseline logged for commissioning packs.

  2. 02

    250h First Check

    Baghouse differential sample and hydraulic gate circuit oil check against ISO 4406 targets.

  3. 03

    500h Fluid & Flight

    Drum flight thickness gauged; burner fuel filters swapped under load.

  4. 04

    1000h Major PM

    Silo level probes calibrated; mixer liner wear mapped for concrete batchers.

  5. 05

    Season Rebuild

    Baghouse media rebuild, drum shell inspection and on-site plant reactivation checklist.

< 12hCritical parts MTTR
94%First-time-fix rate
180+Certified plant FSEs
28Regional plant hubs

Schedule a plant PM audit on your installed base

We benchmark baghouse differential trends, burner combustion efficiency and mixer wear against Astec reference contractors running similar highway and municipal tonnage. Bring plant class, average daily t/h and fuel slate — we return a prioritized PM calendar within five working days.

  • Wear-survey templates for drum flights and baghouse cages
  • Moisture-probe drift checks before rainy-season starts
  • Parts staging plan for the next 2,000 plant hours
  • Stack permit documentation pack refresh for air agencies

Service contracts can tier continuous drum plants separately from concrete batchers so baghouse rebuilds and mixer liner swaps align with each duty cycle instead of a single calendar date.

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Describe plant class, t/h target and site duty cycle