servicing and overhauling of c and i field equipment installed at boiler, ash handling and its auxiliaries during overhauling of unit 5 of 2x500 mw btps, anpara.- 1 servicing and overhauling of boiler side actuators and its auxiliaries 2 light electrical actuators ( control type and on / off type ) 3 l-120-10 / hb1, hb2, l-120-20 / hb3, smb-1 / hb4, h5bc, actuator gear box hb-1, hb-2, hb-3, hb-4, ba-1, smb-00 / ba1, smc-3 4 smc-4 5 11az / k-30g0a, k-30-f10e, 7az / 60 g0a, coc drive reducer 6 medium electrical actuators ( control type and on / off type ) 7 l-120-80, smb-2, k-300-f14e, k-600g1 / g2a 8 actuator gear box h5bc / h6bc 9 k-150-f10e 10 k-1000-g0a 11 heavy electrical actuators ( control type and on / off type ) 12 l-120-190, rc feeder motor with reducer gear box 13 sa-30.1f 14 k-1000-f16e 15 sa-100e 16 smb-3 17 pneumatic actuators ( control type ) 18 sadc actuators with i / p converter and associated field equipment. 19 m-bfp scoop tube with associated field equipment 20 soot blower control valve with associated field equipment 21 pneumatic actuators ( control type ) 22 diaphragm type shut off valves 23 mill outlet gate along with associated equipments 24 pc pipe purge air damper, oil gun power cylinder along with associated equipments 25 cold air shut off gate, along with associated equipments 26 primary air shut off gate along with associated equipments 27 igniter power cylinder , keystone actuator, pneumatically operated valve actuator at oil elevation corner along with associated equipments 28 hydraulic actuators ( control type ) 29 light actuators 30 heavy actuators 31 process instruments 32 0.4kv switchgear modules 33 flue gas oxygen analyzers, load cell of rc bunkers 34 rc feeder load cell, flapper for discharge pluggage and no coal on belt related jobs 35 checking and replacement of thermocouples, rtd, thermowell 36 level, flow, pressure and temperature transmitters 37 process gauges and switches for flow , pressure, dp, temperature 38 local controllers and different solenoids 39 dismantling and installationfor mech. work 40 light electrical actuators ( control type ) 41 l-120-10 / hb1, hb2, l-120-20 / hb3, smb-1 / hb4, h5bc, actuator gear box hb-1, hb-2, hb-3, hb-4, ba-1, smb-00 / ba1, smc-3 42 smc-4 43 11az / k-30g0a, k-30-f10e, 7az / 60 g0a, coc drive reducer 44 medium electrical actuators ( control type ) 45 l-120-80, smb-2, k-300-f14e, k-600g1 / g2a 46 actuator gear box h5bc / h6bc 47 k-150-f10e 48 heavy electrical actuators ( control type ) 49 l-120-190, rc feeder motor with reducer gear box 50 sa-30.1f 51 k-1000-f16e 52 sa-100e 53 pneumatic actuators ( on / off type ) 54 diaphragm type shut off valves 55 mill outlet gate along with associated equipments 56 pc pipe purge air damper, oil gun power cylinde along with associated equipments 57 cold air shut off gate along with associated equipments 58 primary air shut off gate along with associated equipments 59 igniter power cylinder , keystone actuator , pneumatically operated valve actuator at oil elevation corner along with associated equipments 60 process instruments 61 disconnection and re-installation of c&i connections of field instruments ( gauges / switches / rtd / thermocouple ) to facilitate the o / h work of mechanical maintenance work on major equipments ( mills, idf, paf, fdf )