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Description of Maintenanc

Generator

Transformer

33 kV panels

LV panels

Oil Pumping Unit

Penstock

Forebay tank

Transmission Line

Power house & Tail race

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e

Clean the winding

Bearing grease refill

Insulation test with 1000 v megger

Clean the bushing and transformer surface using isopropyl

Check any oil leakage from tank

Check any gas has been formed

Clean all insulators and busbar using isopropyl alcohol

Clean panels by blowing air

Inspect any oil leakage from lines, filters, valves

Top up oil when reached the level close to minimum level

Check any water leakage from expansion joints

Repainting

Check trash rack

Grease sluise gate

Drain and clean

Leak check

Check the line clearance and way leaves

Operate the ABS during power failure to see the operation

Check cracks

Cleaning

Painting

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December(2010) January

Every three months

Every three months

Annualy

Every three months

Once a month

Every three months

Annualy

Annualy

Daily

When need it

Once a month

Every three months

Every three months

Every three months

Every six months

Every two years

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February March April May June July August

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September October November December

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintanance

Date Time Work description Plant incharge Operator Special note

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Fault recode

Date Time Fault description Work description Plant incharge

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Operator Clearing time Special note Pho

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tos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos

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Maintan

Date Time Work description Plant incharge Operator

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nce

Special note Date

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Fault recode

Time Fault description Work description Plant incharge Operator

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Clearing time Special note

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Photos