Annual Maintenance Contract of AC package unit of various make fitted on LHB type and SG AC coaches of roof mounted design of BDTS coaching depot of Mumbai Division for a period of ONE year.

A- Annual Maintenance Contract of AC package unit of various make

Trip maintenance schedule (D1) of LHB type AC RMPU of primary trains -ONE NO= 1 COACH

Monthly maintenanace schedule (D2) of LHB type AC RMPU of primary trains -ONE NO= 1 COACH

Half yearly maintenanace schedule (D3) of LHB type AC RMPU of primary trains -ONE NO= 1 COACH

IOH maintenance schedule (SS1) of LHB type AC RMPU of primary trains

Trip schedule maintenance(D1) of RMPUs fitted in SG AC coaches (1Nos = 1 Coach)

Monthly schedule maintenance(D2) of RMPUs fitted in SG AC coaches

Three monthly schedule maintenance(D3) of RMPUs fitted in SG AC coaches

IOH schedule (SS-1) of RMPUs fitted in SG AC coaches

Supply and Fixing of 'SCROLL' make Compressor (Model No ZR61KCETFD522 or ZR61KCTFD522) including gas with charging the same.

Gas Charging R22 or R 407 C - (1No =1kg)

Supply and replacement of Evaporator coil (Left Hand & Right Hand as per field requirement-one set consist of 2 nos. coil )

Supply and replacement of defective capillary strainer/New Expansion valve by new one

Supply and replacement of drier -filter unit

Supply and Replacement of liquid receiver unit

Supply and Fixing of condenser coil (Left Hand & Right Hand as per field requirement)

Supply and Fixing of Blower Motor

Supply and Fixing of Blower Motor runner / impeller

Supply and Fixing of Condenser Motor

Supply and Fixing of Condenser Motor fan blade 540 mm/580 mm sweep or as per requirement

Supply and replacement of Electronic Thermostat

Supply and replacement of Electronic Time delay Relay

Supply and replacement of contactor for Blower/Condenser/Compressor

Supply and replacement of 16/32A MCB for Blower/ condenser/ compressor/ heater

Supply & replacement of OHP -HTT

Supply and replacement of heater coil assembly with frame

Supply and replacement of HP cutout- LHB AC coach

Supply and replacement of LP cutout-LHB AC coach

Supply & replacement of Fresh Air Filter.-LHB ac coach

Supply & replacment of return air filter.-LHB ac coach

Supply and replacement of Vane relay

Supply and replacement of 63A for main incoming of 415V AC of control panel

Locating and attending refrigerant leaks. Recharging of refrigerant as per latest SMIs using necessary material including refrigerant gas.

Supply and replacement of bellows duct made of metaaramid/ paraaramid fabric with silicone rubber coating on both sides (1 set consists of 01 no supply air bellow, 02nos of fresh air bellow, 02 nos of return air bellow) (1 coach = 2set)

Supply and replacement of pressure ransmitter/sensor/transducer 0-10bar

Supply and replacement of pressure transmitter/sensor/transducer 0-40bar

Supply and replacement of Harting type connectors including hood and base lever - 24 pin type or equivalent as per approved source

Supply and replacement of Harting type connectors including hood and base lever - 16pin type or equivalent as per approved source

Lifting of RMPU, Sealing of the gap between RMPU frame and trough to prevent rain water ingress inside the coach and providing back the RMPU for electrical portion work of RMPUS ONLY (Material for sealant to be arranged by the contractor)

Supply and replacement of glass bulb cartridge, + 130C

Supply and replacement of ESTI switch assembly complete with cartridge-25A,3 phase

Supply and replacement of suction accumulator by new one with gas charging

Supply and replacement of Negative temperature coefficient(NTC) sensor

Manpower for data entry operation, various report preparation, maintaining history cards, office records, CMM entry, detention reports etc

Supply and Replacement of 125A fuse of SBC panel

RMPU Microprocessor Data downloading and analysis device .

Supply and replacement of CP cutout--LHB AC coach

Supply and Fixing of microprocessor suitable for operation of LHB type RMPUs