Mitsubishi Electric Trane HVAC US markets commercial VRF as CITY MULTI, including heat-pump and heat-recovery systems and air-to-water products.
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Mitsubishi Electric Trane HVAC US markets commercial VRF as CITY MULTI, including heat-pump and heat-recovery systems and air-to-water products.
Official product source · Mitsubishi Electric Trane HVAC US profile
CITY MULTI heat-recovery (R2-Series) systems use a branch controller (BC controller) to distribute refrigerant to zones in heating and cooling.
Contractors commonly pursue factory training for installation, startup and service; BC-controller piping and controls are specific to the brand.
Sets outdoor and indoor units, brazes, pressure-tests, evacuates and charges refrigerant piping to the brand's manual. EPA 608 required; factory installation training is often required for warranty.
Runs brand-specific startup, addressing and test-run procedures and diagnoses with the manufacturer's service tools and error codes. Factory service training per brand is common.
Builds layouts in the brand's selection software, checks refrigerant concentration limits and supports submittals for reps, distributors and contractors.
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