Time lost searching manuals
Technicians waste valuable field time flipping through PDFs, binders, and manufacturer portals.
HVAC field operating systemDiagnose faster.
Diagnose faster.
Document everything.
Run your business.
One platform for error codes, guided troubleshooting, jobs, reports, and invoicing — built specifically for HVAC technicians and service companies.
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Available on all platforms
Built for HVAC professionals
A platform designed for field service — not adapted from generic business software.
Designed for HVAC professionals
Built for field service
Available on Android
Available on iPhone
Available on Web
Cloud synchronized
Professional support
Continuous updates
The challenges HVAC professionals face every day
Field work is demanding. Fragmented tools make it harder than it should be.
Incomplete job documentation
Notes get scattered across paper, texts, and photos — making callbacks harder to prevent.
Difficulty finding error codes
Fault codes vary by brand and model, slowing diagnosis when customers are waiting.
Disorganized customer records
Equipment history lives in spreadsheets, email threads, and memory instead of one record.
Slow report creation
Professional documentation often waits until after hours instead of before leaving the site.
Poor office and field communication
Dispatch, technicians, and billing teams work from different tools with no shared context.
The solution
One platform.
Every essential tool.
PACO HVAC PRO centralizes the technician workflow — diagnostics, jobs, customers, equipment, reports, and invoicing — so your team stops switching between disconnected tools.
- Diagnose faster with guided troubleshooting and error code search
- Document every visit with professional reports and photos
- Bill from the job and keep office and field teams aligned
Platform capabilities
50+
Advanced HVAC Tools
100%
Cloud Synchronization
24/7
Support
3
Platforms
Available on
AndroidiPhoneWeb
Web platform for managers
Supervise jobs, customers, equipment, reports, and billing from one professional dashboard.
Managers get full visibility across the company — active jobs, customer records, equipment history, and billing status without chasing updates from the field.
- Jobs
- Customers
- Equipment
- Reports
- Invoices
- Professional Plan
See every tool in action
Explore features built specifically for HVAC field work.
The difference PACO HVAC PRO makes
See how one platform replaces fragmented field workflows.
Before PACO HVAC PRO
- Searching manuals and PDF binders
- Paper notes and scattered photos
- Multiple spreadsheets for tracking
- Manual reports written after hours
- Disorganized equipment history
After PACO HVAC PRO
- Guided diagnostics and error code search
- Digital reports with photos and signatures
- Complete equipment history per unit
- Professional invoices from the job
- Centralized customer information
Every tool, explained in depth
Premium feature walkthroughs for the modules HVAC professionals rely on every day.
Smart Diagnostic Assistant
Guide technicians through symptoms, measurements, and field observations to identify probable causes faster — without guesswork.
Benefits
- Structured troubleshooting workflow
- Probable causes ranked by likelihood
- Suggested diagnostic procedures
How it works
- 1Enter symptoms and observations
- 2Review ranked probable causes
- 3Follow guided diagnostic checks
- 4Document findings on the job
Supported devices
AndroidiPhoneWeb
Error Code Search
Search HVAC error codes by brand, model family, keyword, or display message — instantly in the field.
Benefits
- Search by brand and model
- Filter by display message
- Save codes to the active job
How it works
- 1Select equipment brand
- 2Search by code or keyword
- 3Review fault details and causes
- 4Attach to the current job record
Supported devices
AndroidiPhoneWeb
Nameplate Scan
Scan equipment nameplates and capture manufacturer, model, serial number, voltage, refrigerant, and unit details.
Benefits
- Camera-based scan
- Auto-fill equipment fields
- Attach to customer records
How it works
- 1Point camera at the nameplate
- 2Review extracted data
- 3Confirm or edit fields
- 4Save to equipment record
Supported devices
AndroidiPhone
Electrical Diagram Assistant
Upload wiring diagrams and ask questions about circuits, relays, contactors, and control voltage paths.
Benefits
- Upload diagram photos or PDFs
- Trace control circuits
- Clarify safety interlocks
How it works
- 1Upload the wiring diagram
- 2Ask about a circuit or component
- 3Review traced paths
- 4Document findings on the job
Supported devices
AndroidiPhoneWeb
PartsUp
Find compatible parts using model numbers, serial numbers, or part descriptions without leaving the job.
Benefits
- Search by model or serial
- Match compatible replacements
- Reference on the job record
How it works
- 1Enter model or part number
- 2Review compatible options
- 3Select the right part
- 4Attach to the job for ordering
Supported devices
AndroidiPhoneWeb
Job Reports
Generate professional service reports with job details, photos, notes, signatures, and recommendations.
Benefits
- Photos and findings
- Customer signature capture
- Polished PDF export
How it works
- 1Open the completed job
- 2Add photos and service summary
- 3Collect customer signature
- 4Export PDF report
Supported devices
AndroidiPhoneWeb
Invoicing
Create clean invoices with labor, parts, tax, notes, payment method, and customer approval.
Benefits
- Itemized labor and parts
- Tax and payment tracking
- Branded PDF export
How it works
- 1Start from a completed job
- 2Itemize labor and parts
- 3Apply tax and payment method
- 4Send or export PDF invoice
Supported devices
AndroidiPhoneWeb
Job Management
Create, schedule, assign, track, and complete service jobs from one platform.
Benefits
- Schedule and assign jobs
- Real-time status tracking
- Complete with documentation
How it works
- 1Create or receive a job
- 2Assign to a technician
- 3Track progress in the field
- 4Complete with report and invoice
Supported devices
AndroidiPhoneWeb
Explore all tools in PACO-HVAC PRO
Everything you need to diagnose, manage, report, and grow your HVAC business.
Start Free TrialReady to modernize your field operations?
Start your 14-day free trial — no credit card required.
The technician workflow — connected end to end
From the first dispatch notification to the final invoice, every step lives in one platform.
Receive Job
Diagnose Equipment
Find Parts
Generate Report
Create Invoice
Complete Job
How it works
From sign-up to growing your business in six steps.
- 1
Create your account
Sign up in minutes and set up your technician profile.
- 2
Add your company
Enter company details, branding, and service preferences.
- 3
Invite your technicians
Add managers, technicians, and apprentices with the right roles.
- 4
Start diagnosing equipment
Use connected diagnostic tools, error codes, and field guides on every job.
- 5
Generate reports and invoices
Document work professionally and bill customers from the same platform.
- 6
Grow your business
Track performance, reduce callbacks, and deliver exceptional service.
Professional service reports
Documentation that reflects the quality of your work — ready before you leave the site.
- Photos and findings
- Technician signature
- Customer approval
- Equipment information
- Service summary
- Professional PDF export
Professional invoices
Bill from the job with branded layouts, itemized labor and parts, and PDF export.
- Professional layout
- Company branding
- Taxes and totals
- Payment method
- Customer details
- Job reference
- PDF export
Who uses PACO HVAC PRO?
Built for every segment of the HVAC and refrigeration industry.
Residential HVAC
Service and maintain home comfort systems with guided diagnostics and professional documentation.
Commercial HVAC
Manage multi-site commercial accounts, RTUs, and complex service contracts.
Industrial HVAC
Support large-scale mechanical systems with detailed equipment records and reports.
Refrigeration
Diagnose and document refrigeration systems with error codes and service history.
Walk-in Coolers
Track cooler units, compressors, and maintenance schedules across commercial sites.
Walk-in Freezers
Document freezer service with photos, readings, and professional reports.
Heat Pumps
Troubleshoot heat pump faults with brand-specific error code intelligence.
Mini Split Systems
Service ductless systems with nameplate scan and guided diagnostic workflows.
Supported equipment brands
Diagnostics and documentation workflows across major HVAC manufacturers.
Brand names indicate supported equipment categories and diagnostic workflows — not endorsements or partnerships.
Carrier
Trane
Lennox
Daikin
York
Goodman
Rheem
Mitsubishi Electric
Bosch
Copeland
Emerson
Honeywell
Johnson Controls
Danfoss
Enterprise-grade security
Your company data is protected with encryption, access controls, and role-based permissions.
Encrypted data
Data protected in transit with industry-standard encryption.
Role-based permissions
Manager, Technician, and Apprentice access levels.
Cloud synchronization
Secure sync across authorized devices and team members.
Offline support
Core workflows continue without signal; sync when connected.
Secure authentication
Protected sign-in with session management and access controls.
Company data isolation
Each company's data is isolated with strict access boundaries.
Why HVAC professionals choose PACO HVAC PRO
Save time, diagnose accurately, and grow your service business.
Save time
Save up to 60% of time in the field
Accurate diagnostics
Reliable solutions for every problem
Increase profits
Optimize operations and grow revenue
Secure & reliable
Enterprise-grade security and data protection
Try the product before creating an account
Explore interactive demos for diagnostics, error codes, reports, invoices, and team management.
Launch Interactive Demo
No account required · Safe demo data only
Built for technicians in the field
See how HVAC professionals use PACO HVAC PRO to diagnose faster and document better.
Sample testimonials for layout preview — not verified customer reviews.
“The diagnostic assistant helped me narrow down a no-cool call in minutes instead of guessing through the entire system.”
“We cut callbacks on repeat service visits because every unit history, photo, and note stays attached to the customer.”
“Reports look professional enough to email the same day. Customers sign on the phone before I leave the driveway.”
Simple pricing for every team size
Start free. Upgrade when you need full diagnostics and team access.
Free
Essential HVAC field tools to get started at no cost.
$0/ month
- 1 user
- 50 Advanced Requests / month
- Basic Error Code Search
- Basic Nameplate Scan
- Jobs
- Customers
- Equipment
- Reports
- Invoices
- Help Center
Technician Pro
Full diagnostic and documentation toolkit for individual technicians.
$19.99/ month
- 1 user
- 1000 Advanced Requests / month
- Smart Diagnostic Assistant
- Error Display Analysis
- Nameplate Analysis
- Electrical Diagram Assistant
- PartsUp
- Voice Assistant
- Full reports
- Full invoices
- Cloud sync
Team
Shared workspace for HVAC companies with multiple field technicians.
$39.99/ month
- Up to 5 users
- 5000 Advanced Requests / month shared across the company
- Manager, Technician, Apprentice roles
- Team management
- Job assignment
- Team schedule
- Shared customers
- Shared equipment
- Shared reports
- Shared invoices
Frequently asked questions
Browse by category — subscriptions, diagnostics, roles, security, and more.
PACO HVAC PRO is an all-in-one HVAC field platform for diagnostics, job management, reports, invoicing, and team coordination — built specifically for technicians and service companies.
PACO HVAC PRO runs on Android phones, iPhones, and modern web browsers. Use whichever device fits the moment — office or job site.
Yes. Start with a 14-day free trial on Pro and Team plans. The Free plan is available at no cost with essential field tools.
Everything your HVAC business needs.
One professional platform.
Join HVAC professionals using PACO HVAC PRO to diagnose faster, document better, and run their service business from one place.
14-day free trial · No credit card required