Bids Are Invited For The Purpose Of This Procedure Is The Choice Of The Most Advantageous Proposal For The Contracting, By Exemption From Bidding, Of Corrective Maintenance Services, General Overhaul And Installation Of Components In The Refrigeration System Of The Navy Radiogoniometric Station In Natal (Ermn). The Components And Materials Necessary To Carry Out The Service Will Be The Responsibility Of The Supplier And Are Included In The Contract Price.

Maintenance Of Refrigeration Systems Corrective Maintenance Service, General Overhaul And Installation Of Equipment In A Cold Room, Including Supply Of Specialized Labor, Parts, Components And All Materials Necessary For The Full Execution Of The Services Described Below: 1. Specialized Labor For The Execution Of Corrective Maintenance Services And General Overhaul Of The Refrigeration System, Including Disassembly, Diagnosis, Installation Of Components, Electrical And Hydraulic Interconnections, Operational Tests, General Cleaning Of The System, Checking For Leaks With An Electronic Detector Throughout The Refrigeration Circuit, Checking And Adjusting Control Devices And The Electrical Circuit, Carrying Out Necessary Repairs, Possible Refilling Of Refrigerant Gas And Preparation Of A Technical Report At The End Of Services.2. Replacement Of The Existing Evaporator Unit With A New Unit With 2 Motors, 400 Mm Fans, 8 Fpi, 380 V Voltage, Without Integrated Resistance, Including All Electrical And Hydraulic Connections Necessary For Full Operation. 3. Replacement Of Thermal Resistors With A New Resistor Kit With A Power Of 1,800 W, A Voltage Of 220 V, Single-Phase And A Length Of 1,140 Mm, Consisting Of 3 Pieces, With Interconnection. The Supplier Must Carry Out The On-Site Design In Order To Be Aware Of All The Items And Services Necessary To Complete The Contract. Address: Br 304, Km 04 - Encanto Verde - Parnamirim - Rn - Zip Code: 59.146-750 Tel.: (84) 99802-7666.