Mechanical & Refrigeration

24/7 racks, RTUs & chillers · leak‑rate & EMS fixes

From walk‑in coolers and rooftop units to rack alarms and critical food‑temp issues—HDS keeps every piece of refrigeration and HVAC equipment online, compliant and energy‑smart.




Service Stage

Process Detail



  • Submit Service Request

  • Open a 24/7 ticket via phone, portal or email

  • Remote Issue Triage

  • HDS diagnoses priority, parts & labor needs

  • Smart Vendor Dispatch

  • We route your preferred tech or an HDS‑vetted crew

  • Live Tech‑to‑Tech Support

  • Field mechanic phones HDS for specs or wiring diagrams

  • Owner Brief & Approval

  • Options, cost & timing reviewed before green‑light

  • Repair & Close‑Out

  • Photos uploaded, invoice matched to PO, job complete

From walk‑in coolers and rooftop units to rack alarms and critical food‑temp issues—HDS keeps every piece of refrigeration and HVAC equipment online, compliant and energy‑smart.




Service Stage

Process Detail



  • Submit Service Request

  • Open a 24/7 ticket via phone, portal or email

  • Remote Issue Triage

  • HDS diagnoses priority, parts & labor needs

  • Smart Vendor Dispatch

  • We route your preferred tech or an HDS‑vetted crew

  • Live Tech‑to‑Tech Support

  • Field mechanic phones HDS for specs or wiring diagrams

  • Owner Brief & Approval

  • Options, cost & timing reviewed before green‑light

  • Repair & Close‑Out

  • Photos uploaded, invoice matched to PO, job complete

From walk‑in coolers and rooftop units to rack alarms and critical food‑temp issues—HDS keeps every piece of refrigeration and HVAC equipment online, compliant and energy‑smart.




Service Stage

Process Detail



  • Submit Service Request

  • Open a 24/7 ticket via phone, portal or email

  • Remote Issue Triage

  • HDS diagnoses priority, parts & labor needs

  • Smart Vendor Dispatch

  • We route your preferred tech or an HDS‑vetted crew

  • Live Tech‑to‑Tech Support

  • Field mechanic phones HDS for specs or wiring diagrams

  • Owner Brief & Approval

  • Options, cost & timing reviewed before green‑light

  • Repair & Close‑Out

  • Photos uploaded, invoice matched to PO, job complete