Annual Maintenance Contract for Chiller System ( 01 Jan - 31 Dec 2023 )

Contract
Posted On: August 5, 2022
Closing On: August 26, 2022
JOB REFERENCE:
JB004-22-01220

Scope of Work –Chiller Maintenance

 

Asset Description:

  • Chiller Model: AIR-COOLED SCREW-COMPRESSOR LIQUID CHILLERS
  • Chiller Brand: Carrier
  • Quantity- 4nos
  • Chiller Pumps -5nos

Spare Parts:

  • Comprehensive for chillers & pumps
  • Maintain a reasonable inventory of essential spare parts for maintenance and services falling within the scope of services.
  • Exclusions – VFDs, Chilled water pipe and electrical cables only
  • Exclusions- Replacement of cooler, condenser coil, compressor, heat wheel, motors, and pumps only.  

Service Frequency:

  • Quarterly – 4 times Year
  • Major Service for Chillers- 01 times
  • Minor Services for chillers -03 times 
  • Condenser and Evaporator Coil cleaning - 08 times
  • Inspection visits for chillers & Pumps - 02 times
  • Breakdown calls - Unlimited

Emergency Response:

Priority 1 – Emergency:  Immediately (Within 1 hour)

  • Incident requires urgent interference e.g. Chiller Shut down, Water leakage, etc.

Priority 2 – Urgent: Within 2 hours

  • Poses a threat of personal injury, equipment damage, or serious disruption of operations.
Priority 3 – Expedited:  8 Hours
  • Something that is not classified as urgent but needs to be resolved speedily e.g. a situation that reflects poorly on the Client.

Priority 4 – Scheduled: 24 Hours

  • Nonurgent to operations. Date scheduled, chargeable works requiring prior client approval

Note: Technical assistance via phone calls shall be provided to the building security or FM the team immediately if required.


Scope of Work:

Major Service

  • Check with appropriate customer representative for operational deficiencies
  • All work must be performed in accordance with safety policies.
  • Review control panel for proper operation and recorded fault histories.
  • Check for visual signs of refrigerant/oil leak(s).
  • Perform refrigerant leak check.
  • Check oil separator level.
  • Verify oil heater operation.
  • Perform lock and tag out procedure
  • Inspect condenser fan contactors for wear
  • Check and tighten electrical connections
  • Perform preventative procedures to flow proving devices
  • Check for unusual noise and vibration
  • Check overall condition of unit
  • Remove and dispose any debris from any maintenance activity
  • Document tasks performed during the visit and report any observations to the customer.

 

Minor Services

  • Check with appropriate customer representative for operational deficiencies
  • All work must be performed in accordance with both the customer's safety policies
  • Review control panel for proper operation and recorded fault histories
  • Check for proper chilled water flow
  • Check system pressures and temperatures
  • Check refrigerant charge (sight glass)
  • Check oil separator level (sight glass)
  • Check for proper capacity control operation
  • Check for proper oil temperature and pressure
  • Check for visual signs of refrigerant/oil leak(s)
  • Check for unusual noise and vibration
  • Check overall condition of unit
  • Check for proper condenser fan operation
  • Record and log all operating parameters
  • Document tasks performed during the visit and report any observations to the customer

Evaporator Coil Cleaning

  • Check with appropriate customer representatives for operational deficiencies.
  • Clean condensate drains if necessary.
  • Spray coil(s) with a chemical solution.
  • Rinse coil(s) thoroughly with water.
  • Clean area around equipment.

Condenser Coil Cleaning

  • Check with appropriate customer representatives for operational deficiencies.
  • Spray coil(s) with a chemical solution.
  • Rinse coil(s) thoroughly with water.
  • Clean area around equipment.

Safety Policy:

  • Work Force shall be provided with proper uniform, hand gloves, face mask, and other safety equipment to be used while duty.
  • Shall take special care to seclude the area of our work by proper partition and provide signboard in the area of work.
  • Clean the area completely after completion of the work and never leave tools, waste, etc. at the worksite.
  • The vendor is solely responsible for any liability that may arise due to the injury sustained to its employees during the course of their work under this agreement.

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HOAM- Highrise Owners Association Management
HOAM- Highrise Owners Association Management
Apricot Tower
Apricot Tower
Mixed Use

Apricot Tower Dubai Silicon Oasis, Dubai, United Arab Emirates

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