repair and maintenance of air conditioners in community centers and nrb building under electrical sub division no. 2, m.c. chandigarh for the year 2025-26.= 1 providing repair & mtc. of a.c.s (window type) 1.5 ton/ 2 ton. the job includes one wet services i.e. cleaning of filter, general cleanliness of machine, oiling of fan motor, checking of cooling gas pressure, tightening of nuts & bolts. complete in all respect. 2 providing repair & mtc. of a.c.s (split type) 1.5 ton/ 2 ton. the job includes one wet services i.e. cleaning of filter, general cleanliness of machine, oiling of fan motor, checking of cooling gas pressure, tightening of nuts & bolts. complete in all respect. 3 providing repair & mtc. of a.c.s (tower/cassette type) 3/4 ton. the job includes one wet services i.e. cleaning of filter, general cleanliness of machine, oiling of fan motor, checking of cooling gas pressure, tightening of nuts & bolts. complete in all respect. 4 providing & fixing of starting capacitor 100/120 m.f.d. 5 providing gas charging of cassette type a.c 3/4 ton 6 providing gas charging of towertype a.c 3/4 ton 7 providing gas charging of split type a.c 1.5/2ton 8 providing gas charging of window type a.c 1.5/2ton 9 replacement of compressor in exchange of defective compressor 3/4 ton with gas charging. 10 replacement of compressor in exchange of defective compressor 1.5/2 ton 11 replacement of fan motor in exchange of defective motor 800rpm 12 repair of outdoor fan motor of a.cs 13 supply & erection of 3 core copper wire -2.5mm2 size 14 providing & fixing of copper pipe with insulation of size 15.9/9.5mm dia 15 providing & fixing of contactor for multi unit. 16 providing & fixing of pvc corrugate pipe of size 25 mm dia 17 replacement / repair of faulty pcb of tower/cassette complete in all respect. 18 replacement/ repair of faulty pcb of window/split complete in all respect. 19 re-erection of 1.5/2 ton window/split acs. 20 re-erection of 3/4 ton tower/cassette acs.