Variable Refrigerant Flow Systems Training Course

Name: Variable Refrigerant Flow Systems Training Course
Availability: InStock

Connect VRF design, piping, controls, installation, commissioning, diagnostics, maintenance, and energy performance.

At a glance

Duration: 1 Week
Format: Classroom
Cities: Manama, Montreux, Dubai, Jakarta, Istanbul, Prague and more
Next session: 8 – 12 November 2026, Manama
Average fee: 7,250 €

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Variable Refrigerant Flow Systems Training Course

Overview

Variable Refrigerant Flow Systems Training Course is a one-week intermediate course for HVAC, facilities, commissioning, maintenance, and building-services personnel who leave with a VRF Design, Commissioning, and Diagnostics File. Participants connect variable refrigerant flow system architecture, load and diversity decisions, heat-pump and heat-recovery arrangements, refrigerant piping, controls, installation evidence, commissioning, energy performance, and fault diagnosis. The course uses system data, checklists, trend evidence, and manufacturer limits to support traceable technical decisions. Agile Leaders Training Center presents variable refrigerant flow systems engineering and service practice.

Who Should Attend

Functions responsible for HVAC system design, selection, and technical review
Teams responsible for refrigerant piping, electrical interfaces, controls, and installation quality
Personnel responsible for testing, commissioning, handover, and performance verification
Functions responsible for facilities operation, preventive maintenance, and fault response
Project and technical-service teams coordinating VRF systems and suppliers

The course assumes participants can interpret basic HVAC drawings, refrigeration-cycle data, and electrical or control information, and it leaves out manufacturer-authorized intrusive repair and final code approval.

Departments and Industries

The course supports departments and industries that design, install, operate, commission, or maintain multi-zone HVAC systems.

Commercial buildings, hotels, healthcare facilities, and education sites
Residential developments, mixed-use properties, and retail facilities
Facilities management, building services, and energy management
HVAC contracting, commissioning, maintenance, and technical support
Projects, engineering, procurement, and quality assurance

Learning Objectives

By the end of this course, participants will be able to:

Analyze VRF architecture, load diversity, and operating modes
Apply equipment-selection and refrigerant-piping design checks
Evaluate heat-pump, heat-recovery, ventilation, and control interfaces
Use installation, evacuation, charging, and commissioning evidence
Diagnose sensor, communication, refrigerant, and capacity faults
Build maintenance and energy-performance improvement actions

Course Agenda

Day 1: Establish VRF System Architecture

Variable Refrigerant Flow System Boundary and Component Map
Vapor-Compression Cycle and Variable-Capacity Control Model
Heat-Pump and Heat-Recovery Configuration Comparison
Indoor Unit, Outdoor Unit, and Branch Device Interface Diagram
ASHRAE Guideline 41 Lifecycle Responsibility Matrix

Day 2: Select Capacity and Piping

Zone Load, Diversity, and Connected-Capacity Review Sheet
Ambient Condition, Piping Length, and Elevation Correction Method
Indoor Unit Type, Airflow, and Latent-Load Selection Matrix
Refrigerant Pipe Sizing, Branching, and Oil-Return Checklist
Refrigerant Charge and Occupied-Space Safety Assessment

Day 3: Integrate Controls and Installation

Electronic Expansion Valve and Refrigerant-Flow Control Logic
Addressing, Communications Bus, Sensor, and Controller Map
Ventilation, Condensate, Electrical, and Building-System Interface Review
Pipe Fabrication, Brazing, Insulation, Support, and Cleanliness Checklist
Pressure Test, Leak Test, Dehydration, and Evacuation Record

Day 4: Commission and Verify Performance

Pre-Start Inspection and Readiness Verification Checklist
Refrigerant Charge, Startup, Test Run, and Functional Check Sequence
AHRI 1230 Rating Data and Selection-Performance Review
Temperature, Pressure, Superheat, Subcooling, and Trend Evidence Sheet
Heat-Recovery, Defrost, Part-Load, and Energy-Performance Review

Day 5: Practice VRF Diagnostics and Maintenance

Suggested Exercise: Validate a VRF Load and Diversity Selection
Suggested Exercise: Review a Piping, Charge, and Safety Calculation
Suggested Exercise: Diagnose a Sensor or Communications Fault
Suggested Exercise: Interpret Refrigerant and Performance Trend Evidence
Capstone Exercise: Complete the VRF Design, Commissioning, and Diagnostics File

Practical Exercises

The course uses suggested activities to convert system information and operating evidence into controlled technical decisions.

Suggested activity: compare heat-pump and heat-recovery arrangements for a multi-zone building.
Suggested activity: verify connected capacity, piping corrections, branch devices, and additional refrigerant charge.
Suggested activity: review pressure-test, evacuation, addressing, and startup records for incomplete evidence.
Suggested activity: trace a fault code, sensor reading, communication symptom, and performance trend to proportionate actions.

FAQs

Who suits variable refrigerant flow systems training, and what does it assume?

Variable refrigerant flow systems training suits HVAC, facilities, commissioning, maintenance, project, and technical-service personnel. It assumes participants can interpret basic HVAC drawings, refrigeration-cycle data, and control information.

How does variable refrigerant flow systems training differ from a general HVAC course?

Variable refrigerant flow systems training concentrates on VRF multisplit architecture, heat recovery, refrigerant piping, communications, commissioning, diagnostics, and performance. General HVAC training compares a wider range of heating, cooling, ventilation, and air-distribution systems.

What is the difference between VRF heat-pump and heat-recovery systems?

Heat-pump VRF systems normally place connected zones in the same heating or cooling mode. Heat-recovery VRF systems can redistribute heat and support simultaneous heating and cooling where the selected topology and operating conditions allow it.

How is variable refrigerant flow system capacity selected?

Capacity is selected by evaluating zone loads, connected indoor-unit capacity, diversity, ambient conditions, piping length, elevation, operating mode, manufacturer correction data, ventilation loads, and required redundancy.

How are VRF system faults diagnosed?

VRF faults are diagnosed by combining fault codes with sensor, communication, temperature, pressure, refrigerant, airflow, electrical, configuration, and trend evidence before applying approved checks and escalation boundaries.

Conclusion

Participants take back a VRF Design, Commissioning, and Diagnostics File linking selection, piping, controls, installation, startup, performance, and fault evidence. It changes disconnected drawings, records, and readings into a traceable system review path. The file supports project reviews, commissioning decisions, maintenance planning, technical escalation, and energy-performance follow-up.

credits: 5 credit per day

Course Mode: full-time

Provider: Agile Leaders Training Center

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Showing 61-76 of 76 events

Location	Dates	Duration	Mode	Price
Vienna	Week 35, 2027 30 August – 3 September 2027	1 Week	Onsite	€7,500
Amman	Week 35, 2027 5 – 9 September 2027	1 Week	Onsite	€6,000
Muscat	Week 36, 2027 12 – 16 September 2027	1 Week	Onsite	€6,500
Lisbon	Week 37, 2027 13 – 17 September 2027	1 Week	Onsite	€6,500
Milan	Week 38, 2027 20 – 24 September 2027	1 Week	Onsite	€7,000
Athens	Week 39, 2027 27 September – 1 October 2027	1 Week	Onsite	€7,500
Nice	Week 40, 2027 4 – 8 October 2027	1 Week	Onsite	€8,000
Toronto	Week 40, 2027 10 – 14 October 2027	1 Week	Onsite	€16,000
Seoul	Week 41, 2027 11 – 15 October 2027	1 Week	Onsite	€12,000
San Diego	Week 42, 2027 18 – 22 October 2027	1 Week	Onsite	€16,000
London	Week 43, 2027 25 – 29 October 2027	1 Week	Onsite	€6,500
Tokyo	Week 43, 2027 25 – 29 October 2027	1 Week	Onsite	€12,000
Cape town	Week 43, 2027 31 October – 4 November 2027	1 Week	Onsite	€6,000
Lagos	Week 43, 2027 31 October – 4 November 2027	1 Week	Onsite	€6,000
Langkawi	Week 44, 2027 7 – 11 November 2027	1 Week	Onsite	€8,000
Cairo	Week 45, 2027 8 – 12 November 2027	1 Week	Onsite	€5,200

Frequently asked questions

What does this course cover?

OverviewVariable Refrigerant Flow Systems Training Course is a one-week intermediate course for HVAC, facilities, commissioning, maintenance, and building-services personnel who leave with a VRF Design, Commissioning, and Diagnostics File. Participants connect variable refrigerant flow system architecture, load and diversity decisions, heat-pump and heat-…

Are training dates available?

Yes. Available dates and destinations are listed in the course dates section on this page.

How can I register?

Choose an available date on this page and complete the registration form, or send a programme enquiry.

Can I download the course brochure?

Yes. Use the brochure download link provided on this page.

Variable Refrigerant Flow Systems Training Course