Mech Check List

7/25/2019 Mech Check List

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2/29

STANDARD CHECK LISTS

MECHANICAL

VOLUME V

CONTENTS

!. "I"#E SC#.$EF.!

%&

%&

'&

%&

C!MMISSI!I()"ES"I( ESSE"IA# P$E*$E+,ISI"ES

SEC"I! A

Driers without $egeneration

SEC"I!*B

#ong $etractable Soot blowers

-all Deslaggers

SEC"I!*C

Eitting Electrode $apping Mechanis


3/29

LIST OF MANUALS

STANDARD CHECK LISTS

MECHACAL

VOLUME I Section A Valves

Section B Pipe Work System

VOLUME II Section A Tanks & Pr Vessel

Section B P!mps

Section " #ilter & Strainer

Section $ %oat Ec'an(er

VOLUME III Section A #ans & "ompressors

Section B $ampers

Section " $!ct Work

Section $ "ranes an) Li*t

Section E Po+er Transmission


4/29

ME"%A.I"AL

STATIO. / STA.$A0$ "%E"1 LIST S%EET 2 O# 2

PLA.T ITEM / "OMMISSIO.I.34TESTI.3 ESSE.TIAL P0E5

0E6UTSITES

PLA.T .OME."LATU0E/ 7777777777777777777777777777777777777777777777777

U.IT7777777777777777777777777777 S8STEM 777777777777777777777777777777777

MA.U#A"TU0E0 7777777777777777777 S0L .O 77777777777777777777777777

LO"ATIO./ 777777777777777777777777777777777777777777777777777777777777777

.O A"TIVIT8WIT.ESSE$

$ATE.TP" B%EL

%.

'.

3.

4.

5.

Access to the plant ite is ade7uate

Illuination in the plant area is ade7uate.

An1 other re7uisite sa8et1 pro0ision is ade7uate 8or theiediate coissioning acti0it1.

Plant ite is in a clear condition.

All necessar1 loc/s and /e1s 8or padloc/s9 interloc/s etc.are a0ailable


5/29

MECHANICAL

STATION : STANDARD CHECK LIST SHEET 2 OF 2

PLANT ITEM : DRIERS WITHOUT REGENERATION

NO. ACTIVITYWITNESSED

DATENTPC BHEL

;.

.

%%.

%'.

%3.

Sa8et1 0al0es in position?

Sight glass in position?

Sight glass 8langes and @oints are tight.

Chec/ 8or the proper tightness o8 the 8lange bolts and@oints at the inlot and outlot pipe segents.

Supports o8 proper strength ha0e been pro0ided.

Pro0ision 8or re8illing o8 adsorbant in drier ssatis8actor1.

Precalibrated pressure gauges installed at inlot and outlot?


6/29

MECHANICAL


PLANT ITEM : DRIERS WITHOUT REGENERATION

PLANT NOMENCLATURE: _________________________________________________

UNIT____________________________ SYSTEM _________________________________

MANUFACTURER ___________________ SRL. NO. __________________________

LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

(eneral conditions satis81 the site standing instructions aslisted in the Plant Ite Coissioning Essential Pre*re7uisites SC# MS %) %&.

"he nae plate legend agrees with the appro0ed "PCPlant noenclature is clearl1 0isible9 securel1 8i2eddurable and correlates with reote labels.

"he installation is coplete and correct in accordance withappro0ed drawings and speci8ications.


7/29

MECHANICAL


PLANT ITEM : LONG RETRACTABLE SOOT BLOWERS


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

4

(eneral conditions satis81 the site stranding Instructionslisted in the Plant Ite Coissioning Essential Pre*re7uisites SC# MS %)%&.

"he naeplate legend agrees with the appro0ed "PCPlant oenclature and is clearl1 0isible9 securel1 8i2ed9durable and correlates with reote labels.

"he installation is coplete and correct in accordance withthe latest drawings.

A 8 d@ t t i t d i i


8/29

MECHANICAL


PLANT ITEM :


DATENTPC BHEL

6.

;.

.

%%.

%'.

"he rotar1 and tra0erse powerpac/s are 8lushed and then8illed and then 8illed with the recoended lubricant.

Chec/ that the lubrication o8 tra0elling parts is carried outser0ege "&

Chec/ that there is no rusting on chains and sproc/et andthe lubrication is carried out.

Chec/ 8or the accessibilit1 o8 the hand cran/ 8or anualoperation.

Chec/ 8or proper tensioning o8 chains.

Chec/ whether stop pin is present on the ca brac/et.

Chec/ the position o8 0al0e opening ca.


9/29

MECHANICAL


PLANT ITEM : WALL DE SLAGGERS


DATENTPC BHEL

6.

;.

.

%%.

Chec/ the perpendicularit1 o8 wall slee0e and swi0el t1pe=> deg 3> & Certi8icate 8ro erection personnel to beobtained&

Chec/ the accessibilit1 8or hand cran/ and the switch bo2assebl1.

Chec/ that the soot blower piping ad@acent to the blower issupported on boiler steel and is not li/el1 to 8oul withstructural steel when the boiler e2pansion will ta/e place.

"he rotar1 and tra0erse gear bo2es are thoroughl1 8lushedand 8illed with the recoended lubricant.

Chec/ that the lubrication o8 the lin/ages is properl1

carried out.

Chec/ that the stop nuts are in place on the guide rods.


10/29

MECHANICAL

STATION : STANDARD CHECK LIST SHEET ! OF !

PLANT ITEM : WALL DE"SLAGGERS


DATENTPC BHEL

%4.

%5.

%6.

Chec/ that the blower9 be8ore starting or at the end o8 itsoperation is in the correct par/ing position.

Chec/ that a iniu clearance o8 % is aintainedbetween the dri0e serew and SBG head 0al0e ste. toensure tight 0al0e seating&.

Chec/ the re8ractor1 8illing in the seal bo2 is done.


11/29

MECHANICAL


PLANT ITEM : ELECTROSTATIC PRECIPITATOR #MECHANICAL$

EMITTING ELECTRODE RAPPING MECHANISM


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATE

NTPC BHEL

%.

'.

3.

(eneral conditions satis81 the site Standing Instructions aslisted in the Plant Ite Coissioning "esting EssentialPre*re7uisites SC#)si)%&.

"he nae plate legend agrees with the appro0ed "PCPlant oenclature9 is clearl1 0isible9 securel1 8i2ed9 is

durable and correlated with an1 reote labels.

Installation is correct and coplete as per the latestappro0ed drawings


12/29



EMITTING ELECTRODE RAPPING MECHANISM


DATENTPC BHEL

6.

;.


13/29


COLLECTING ELECTRODE RAPPING MECHANISH


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

4.

5.

(eneral conditions satis81 the site Standing Instructions aslisted in the Plant Ite Coissioning "esting EssentialPre*re7uisites SC# MS %)%&

"he nae plate legend agroes with the appro0ed "PCPlant oenclature9 is clearl1 0isible9 securel1 8i2ed9 isdurable and correlates with an1 reote labels.

Installation is correct and coplete as per the latestappro0ed drawings.

Ensure that there is no 8oreign aterial inside the ESP andchec/ the cleanliness o8 hoppers and walls.

Chec/ the disposition and tightness o8 inner ars on


14/29

MECHANICAL


PLANT ITEM :


DATENTPC BHEL

6.

;.

.

%%.

%'.

Chec/ the support brac/et pro0ided in the iddle o8 twohaers.

Chec/ the distance between centre line o8 rapping sha8t tocentre line o8 shoc/ bar.

Ensure that the shoc/ pad 8ace and sha8t a2is are in thesae 0ertical plane.

Chec/ the lateral shi8t to haers with re8erence to shoc/pad centre.

Chec/ the proper sealing o8 the rapping sha8t in thebearing.

Chec/ the set rings position and their welding.

Chec/ the clearance between collecting electrode and gas


15/29

STATION : STANDARD CHECK LIST SHEET 1 OF !

PLANT ITEM : CLINKER GRINDER


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

4.

(eneral conditions satis81 the site standing Instructions aslisted in the Plant Ite Coissioning Essential Pre*

$e7uisties SC# MS%)%&.

"he nae plate legend agrees with the appro0ed "PCPlant oenclature is cloarl1 0isible9 securel1 8i2ed9durable and correlates with reote labels.

Installation is coplete and correct in accordance withappro0ed drawings and speci8ication.

Ade7uate access 8or ad@ustent9 aintenance and repairsis pro0ided.


16/29

MECHANICAL




DATENTPC BHEL

6.

;.

.

%%.

%'.

%3.

Geri81 that sliding wheel is pro0ided.

Chec/ that 8luid coupling is pro0ided.

Geri81 that $eduction (earbo2 is pro0ided.

Chec/ that sproc/et and chains are installed correctl1.

Geri81 that sealing water connections to roller bearings areade.

Chec/ that pressure gauges and pressure switches areounted properl1 on the sealing water line.

Chec/ the 8luid coupling as per SC#

Chec/ reduction gearbo2 as per SC#


17/29

MECHANICAL




DATENTPC BHEL

%;.

%.

Geri81 that S.C.C. is ta/en. $ecord the re8. no. ande88ecti0e date.

Siulate the operation o8 eergenc1 push button.

Short the clin/er grinder trial run9 continue run 8or 4 rsand obser0e:*

Motor Bearing Gibration.

o o0er heating o8 clin/er grinder roller bearings.

Interloc/ with seal water pressure and clin/er grinderwor/ing satis8actoril1.

$e0erse rotation o8 clin/er grinder.

Chec/ sooth operation o8 inlot chute 8lap gate.


18/29

MECHANICAL


PLANT ITEM : SCRAPER CONVEYOR


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

(eneral conditions satis81 the Site Standing Instruction aslisted in the P#A" I"EM C!MMISSI!I( ESSE"A#P$E $E+,ISI"ES SC# MSI)%&.

"he nae plate legend agrees with the appro0ed "PCPlant noenclature is clearl1 0isible9 securel1 8i2ed9durable and correlates with reote labels.

Installation is coplete and correct in accordance withappro0ed drawings and speci8ication.


19/29

MECHANICAL




DATENTPC BHEL

6.

;.

.

%%.

%'.

Chec/ that #P water connection to scraper con0e1ertrough is ade correctl1.

Chec/ that P water connection to scraper bar cleaning isade and nole is installed correctl1.

Chec/ the reduction gearbo2 as per SC#

Geri81 that dri0e chin sproc/et bearings are greased andchains ha0e been lubricated properl1.

Chec/ that scraper con0e1er pulle1s are rotating soothl1and 8reel1.

Chec/ that con0e1er bars coated with lubricant.

Chec/ that otor trial run has been ta/en satis8actoril1.


20/29

MECHANICAL




DATENTPC BHEL

%5.

%6.

%6.%

%6.'

%6.3

Geri81 that the operation o8 eergenc1 push button hasbeen chec/ed.

Start the scraper con0e1or trial run and continue the trialrun 8or 6 hrs. and obser0e.

Sooth 8unctioning o8 scraper con0e1er.

Sooth 8unctioning o8 tension ad@usting de0ice.

Sooth 8unctioning o8 noles 8or cleaning o8 scraperbars.


21/29

MECHANICAL


PLANT ITEM : LUBRICATOR COMPRESSED AIR LINE


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

4

(eneral conditions satis81 the site standing instruction aslisted in the Plant Ite Coissioning Essential Prere7uisites SC# MSI)%&.

"he nae plate legend agrees with the appro0ed "PCPlant noenclature and is clearl1 0isible9 securel1 8i2ed9durable and correlates with reote labels.

"he installation is coplete and correct in accordance withthe latest drawings and speci8ication.

Ch / th t i / i t 8 il 8illi i


22/29

MECHANICAL


PLANT ITEM : LUBRICATOR COMPRESSED AIR LINE


DATENTPC BHEL

6.

;.


23/29

MECHANICAL


PLANT ITEM : WINDBO( ASSEMBLY


UNIT____________________________ SYSTEM _________________________________


LOCATION: _______________________________________________________________


DATENTPC BHEL

%.

'.

3.

4.

(eneral conditions satis81 the site standing Instructions aslisted in the Plant Ite Coissioning Essential Pre*re7uisites SC# MS %)%&.

"he installation is coplete and correct in accordance withthe latest drawings.

Access 8or ad@ustents9 aintenance and repairs is

satis8actor1.

"he correct wind bo2 assebl1 is installed in correct8


24/29

MECHANICAL




DATENTPC BHEL

;.

.

%%.

%'.

"he wind bo2 dapers reain 5 deg open in closedcondition.

Ensure that the tilting echanis is properl1 erected.

Inspect tilt lin/ages to ensure coponents are in goodcondition and there is no inter8orance with other

coponents9 building steel9 plat8ors etc.

Stipulated clearance 8ro wind bo2 assebl1 to structuralsteel is pro0ided to ta/e care o8 theral e2pansion o8 theboiler.

Chec/ Burner nole tips ha0e stipulated clearance 8rowaterwalls.

Chec/ burner tilt echanis 8or sooth operation.


25/29

MECHANICAL




DATENTPC BHEL

%5.

%6.

%;.

Set the burner tilt at*3> deg as indicated on positionindicator. Measure actual angle o8 nole tilt at ele0ationsand chec/ that the1 are within *3> % & deg.

!btain the Certi8icate 8ro erection personnel stating thatthe asseblies are installed to gi0e a correct 8iring angleand stating the actual 8iring angle.

Chec/ all the dapers as per dapers standard chec/ list.


26/29


27/29

#!( SEE" F!$ C#IJE$ ($IDE$ DA"E :APPEDI !:

SIMAD$I ' 5>> M- C#IJE$ ($IDE$ !: A)B,I" ! :

"IME C$$E" G!#"A(EM!"!$ B!DK

"EMPE$A",$E

M!"!$ BEA$I("EMP.

(EA$B! !,SI(GIB$A"I! $EMA$JS

DE DE G A

rs. Aps. Golts. C deg C deg C deg M Sec

S"A$"I( "IME: SI(A",$E : !PE$A"!$ :

C!MMISSI!I( I CA$(E "PC& :S"A$"I( C,$$E" : C!MMISSI!I( I CA$(E C!"$AC"!$& :


28/29

#!( SEE" F!$ C#IJE$ ($IDE$ DA"E :APPEDI !:

SIMAD$I ' 5>> M- C#IJE$ ($IDE$ !: A)B ,I" ! :

"IME C$$E" G!#"A(EM!"!$ B!DK

"EMPE$A",$E

M!"!$ BEA$I("EMP.

(EA$B! !,SI(GIB$A"I! $EMA$JS

DE DE G A

rs. Aps. Golts. C deg C deg C deg M Sec

S"A$"I( "IME: SI(A",$E : !PE$A"!$ :

C!MMISSI!I( I CA$(E "PC& :S"A$"I( C,$$E" : C!MMISSI!I( I CA$(E C!"$AC"!$& :


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Date post:	27-Feb-2018
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