commercial HVAC/R solutions
VRF (Variable Refrigerant Flow) Systems
Variable Refrigerant Flow (VRF) systems provide localized zoning comfort for hotels and offices. We specialize in diagnostic software check-ups, electronic expansion valve (EEV) calibration, branch selector box troubleshooting, and inverter compressor replacements.
Inverter inverter drive module diagnosis
Branch selector (BS) solenoid valves replacement
Refnet joint leak check with pressure holds
OEM control system integration (BACnet/Modbus)
Estimated Cost
Custom Quote / SLA Contracted
*Standard pricing applies for diagnostic audits. Exact spare parts quoted on site.
Guaranteed WorkmanshipAll spare parts are genuine OEM components backed by warranty logs.
Our Service & Commissioning Process
We follow a strict mechanical diagnosis standard to ensure zero failures.
Phase 01
Plugging in system monitoring tool (service software)
Phase 02
Checking compressor discharge superheat values
Phase 03
Reading electronic expansion valve pulse rates
Phase 04
Verifying multi-unit zoning thermostat communication