Bharat Technical Services GroupHVAC · CHILLER · REFRIGERATION ENGINEERING Request a Quote
HVAC & chiller engineering · Delhi NCR

Reliable chiller solutions, quality spare parts and technical service

Delhi-based specialists in HVAC, central air-conditioning and chillers for commercial, industrial, hospitality, institutional and infrastructure facilities.

15+Technical service areas
2021GST registered & operating
Brands we serviceYORK · TRANE · Blue Star · Carrier · Voltas

Complete chiller & HVAC support

  • Centrifugal & screw chiller servicing
  • Compressor overhauling & oil management
  • VSD/VFD troubleshooting & servicing
  • Genuine & OEM-compatible spare parts
  • Annual Maintenance Contracts (AMC)
  • SITC: supply, install, test & commission
What we do

Chiller & HVAC services

Water-cooled and air-cooled chillers, from routine maintenance to full compressor overhauls and commissioning.

Centrifugal & Screw Chillers

Preventive and breakdown maintenance, performance evaluation, commissioning support.

Compressor inspectionOil managementRefrigerant circuitControl systemsElectrical checks

Compressor Overhauling

Centrifugal and screw compressors restored for reliability and longer life.

DismantlingBearing & seal checksPart replacementReassemblyAlignmentPerformance test

VSD / VFD Services

We trace the root cause of drive failures instead of only swapping parts.

Drive fault analysisPreventive inspectionOverhaulingComponent-level checksCommissioning

Preventive Maintenance

Detailed service report after every maintenance visit, with recommendations.

Condenser & evaporatorSensors & transducersFlow switchesControl panelSafety checksNoise & vibration

Insulation (SITC)

Typical use on YORK YK & YR chillers and chilled-water piping. Prevents condensation and protects efficiency.

Old insulation removalChilled-water pipingSuction lineEvaporatorVapor barrierBlack cloth finish

Oil Supply & Management

Correct oil selection for your equipment protects the compressor.

Chiller oil supplyOil replacementFiltration supportLevel & condition check

Installation & Commissioning

Technical support for HVAC and chiller projects, from site inspection to final start-up.

Installation supervisionPiping & electrical checksPressure/leak testingSystem chargingStart-up

More Support

Related technical work on request.

Refrigeration systemsRefrigerant leak testingElectrical & control troubleshootingPerformance inspectionTechnical consultancy
ROOT-CAUSE DIAGNOSIS

Troubleshooting

Systematic diagnosis, then a technically appropriate fix. Common faults we handle:

High condenser pressureLow evaporator pressureLow chilled-water flowHigh chilled-water tempCompressor tripsOil pressure alarmsSensor / flow switch faultsVSD/VFD faultsCommunication errorsPoor efficiency
Spare parts supply

Genuine, OEM-compatible and technically suitable

We match each spare to your equipment model, application and technical specification.

Mechanical

  • Compressor components
  • Bearings, seals, gaskets
  • Oil & refrigerant filters
  • Valves, couplings
  • Mechanical accessories

Electrical

  • Contactors, relays
  • Fuses, overload relays
  • Transformers
  • Protection devices
  • Control components

Instrumentation & Controls

  • Temperature sensors
  • Pressure transducers
  • Flow & pressure switches
  • Control modules
  • Display & chiller controller parts

Consumables

  • Compressor oil
  • Refrigeration consumables
  • Filters, gaskets
  • Insulation materials
  • Technical accessories
Annual Maintenance Contracts

AMC programs built around your plant

Preventive Maintenance AMC

Scheduled periodic inspection and maintenance.

Comprehensive AMC

Preventive maintenance plus agreed spare parts and breakdown support.

Non-Comprehensive AMC

Technical manpower with preventive and breakdown services. Spare parts charged separately.

Customized by: number of chillers, capacity, make and model, operating hours, site requirements, criticality and your maintenance policy.

Our technical approach

Five steps on every service call

InspectEquipment and operating conditions.
DiagnoseSymptoms, alarms and root causes.
RecommendThe right repair or maintenance.
ExecuteApproved work with suitable tools and procedures.
VerifyTest after completion to confirm operation.
Why choose us

Protecting your investment, keeping the plant running

Technical Expertise

Specialized in centrifugal and screw chillers.

Complete Solutions

Spares, maintenance, troubleshooting, overhauling and commissioning under one roof.

Fast Response

Focused on cutting downtime and restoring operations quickly.

Cost-Effective

Practical engineering built around your requirements.

Reliable technical servicesQuality spare partsTimely responseTransparent communicationProfessional workmanshipDetailed inspectionProper documentationPractical recommendationsLong-term support
Industries we serve

Critical cooling across every kind of facility

Hospitality

  • Hotels

Commercial

  • Shopping malls
  • Office buildings
  • Corporate facilities
  • Business centers

Industrial

  • Manufacturing
  • Process industries
  • Production plants

Institutional

  • Hospitals
  • Educational institutions

Infrastructure

  • Large commercial complexes
  • Data / technical facilities
  • Utility & central plants
Brands & equipment

Support across major HVAC & chiller manufacturers

YORKTRANEBlue StarCarrierVoltasand other commercial and industrial chiller systems, subject to model and technical requirements
About us

Engineering reliability into every chiller plant

Bharat Technical Services Group is a Delhi-based technical services firm for HVAC, central air-conditioning and chillers. We focus on technical reliability, quality workmanship, timely response and cost-effective solutions, so your systems run efficiently with less downtime, energy loss and unexpected breakdown.

Company information

Legal name
Bharat Technical Services Group
Entity type
Partnership
GSTIN
07AAXFB5251H1Z5
GST status
Regular, since 31 March 2021
Address
H.No-103, 2nd Floor, Block-F, Pocket-7A, Sector-16, Rohini, Delhi – 110085

Our Vision

A trusted, recognized HVAC & chiller engineering service partner across India, with reliable solutions, quality products and professional service.

Our Mission

Reliable chiller solutions, quality spare parts and professional technical services, with ever better capability, response and support.

Our Service Promise

Keeping your chillers running. Keeping your business running.

IntegrityQualityReliabilityCustomer focusTechnical excellenceLong-term relationships
Request a quote

Need a chiller inspection or AMC quote?

Tell us your chiller or HVAC requirement, the equipment brand and the issue. We typically reply within one business day.

Phone+91 81780 49475
Emailbtsg.delhi@gmail.com
AddressH.No-103, 2nd Floor, Block-F, Pocket-7A, Sector-16, Rohini, North West Delhi, Delhi – 110085
Service hoursMon – Sat, 9:30 AM – 7:00 PM
Emergency breakdown support by arrangement