tender for undertaking routines and defect rectification on controls onboard ins suvarna , services , following instrumentation of both main engines defective . to be repaired and calibrated: - ( i ) pressure gauges ( 4 - 20 ma ) qty 10 nos . ( ii ) temperature gauges ( 4 - 20 ma ) qty 10 nos . , error - 20 shaft rpm observed between both main engine rpm to its designed shaft rpm suspect rpm sensor and associated circuit malfunctioning . defect to be rectified and synchronisation to be carried out . , engine rpm on all three mode ( local , mcr digital , mcr analog ) showing different readings from one another . defect to be rectified . , check and calibrate fuel rack indicators and check control air pressure with fuel rack setting . adjust deviation if any from specified curve , check and calibrate all temperature scanners , check and calibrate all signal conditioning units ( mss an msa ) , check overload curve on engine with the assistance of simulator , recalibrate if necessary . , calibration of both gear box temperature scanner , qty-02 nos . , stbd gear box thrust bearing no . 8 temperature nearing alarm limit ( 90 deg c ) more frequently vis a vis port m / e on same regime . sensor ( rtd ) and temperature scanner to be calibrated and defect to be rectified if any . , uncontrolled roll indication observed while deploying stabilizer . defect to be rectified . , spares , temperature gauge 0-150c , temperature gauge 0-100c , pressure gauge 0-6 bar , pressure gauge 0-10 bar , pressure gauge 0-40 bar , pressure gauge 0-60 bar , pressure transmitter 0-6 bar , pressure transmitter 0-10 bar , pressure transmitter 0-40 bar , pressure transmitter 0-60 bar , temperature sensor for tu unit , temperature sensor for tu unit ( pitch setting lot ) , main engine exhaust gas temperature sensor , main engine exhaust cold junction compensating unit ( cjcu ) , main engine bearing temp sensor , temperature sensor for gearbox bearing temperature , gear box thrust bearing temp sensor with 5 way junction box , plumber block bearing temperature sensor , main engine speed sensor , shaft speed sensor , fuel rack sensor , gear box turning gear interlock sensor , main engine turning gear motor pressure engage / disengage indicator switch , m / e sump lub oil switch , m / e expansion tank level switch , m / e fuel leak off switch , fuel control handle locked switch , micro switch belt for engine rpm control ( combinator belt ) , micro switch belt for cpp pitch control ( combinator belt ) , differential pressure switch for m / e , g / b & cpp , pressure switch for m / e & cpp , pressure switch for g / b , pitch angle transmitter , pitch angle indicator 10-0-10-mcr , pitch angle indicator 10-0-10-bridge , pitch angle indicator 10-0-10-local , bridge wing pitch indicator 10-0-10 , engine rpm indicator 0-1250 rpm , shaft rpm indicator 0-300 rpm , shaft rpm indicator brige , bridge wing shaft rpm indicator , fuel rack indicator 0-40mm , temperature indicator 0-150 c 4 , 5 mtr . capillary , lcp-fix type indicator actuator , mcr- indicator actuator - fix type , mcr- illuminated push button actuator maintained , mcr- illuminated push button actuator momentary , mcr- illuminated push button actuator transparent cover , pressure regulator for combination actuator ( control air valve ) , logic board- logic valve r301 , logic board- logic valve r501 , logic board- logic valve r502 , logic board- logic valve r461 , logic board- logic valve r231 , logic board-solenoid valve , logic board- pressure regulator , logic board- pneumatic pressure switch , lcp-dcv double acting valve , lcp-dcv spring loading valve , lcp-solenoid valve 3 / 2 nc , lcp-solenoid valve 3 / 2 no , , lcp-pneumatic timer , lcp-closing delay valve , lcp-3 / 2 direction control valve ( or valve ) , lcp-3 / 2 direction control valve ( not valve ) , glycerin filled pressure gauges 2 1 / 2 flush mount , ss housing 0-10 bar , glycerin filled pressure gauges 2 1 / 2 flush mount , ss housing 0-6 bar , glycerin filled pressure gauges 2 1 / 2 flush mount , ss housing 0-60 bar , glycerin filled pressure gauges 2 1 / 2 flush mount , ss housing 0-16 bar , glycerin filled pressure gauges 4 direct mount , ss housing 0-10 bar , glycerin filled pressure gauges 4 direct mount , ss housing 0-40 bar , glycerin filled pressure gauges 4 direct mount , ss housing 0-6 bar , glycerin filled pressure gauges 4 surface mount , ss housing 0-10bar , glycerin filled pressure gauges 4 surface mount , ss housing 0-40 bar , glycerin filled pressure gauges 4 surface mount , ss housing 0-4 bar , glycerin filled pressure gauges 4 surface mount , ss housing 0-6 bar