Answer / rajakumar k j

this check is preventive maintainance of DG sets(1000-1500KVA).
1) A-check is done on daily basis here we check:
a) oil level
b) coolant level
c) gauge valve level
d) check for any leakage.
e) cleanliness of DG set.
2) B-check(done after 300hrs of cycle or 6 months whichever is earlier. )
a) check lube oil filter
b) fuel filter
c) air filter
d) bypass filter
3) C-check(done after 1500hrs of cycle or 3yrs whichever is earlier.)
a) all steps of b-check.
b) check/change of air filter (if needed).
c) check/change of other filters mentioned in b-check.
d) change of gaskit of chambers.
4) D-check
a) done in 6000 hrs of cycle.

Answer / b.shekhar

B. CHECK 250 HRS OR 6 MONTHS
C. CHECK 1000 HRS OR 1 YEAR
D. CHECK 1500 HRS OR 2YEARS

Answer / o.ravindra reddy

A-Check Daily basic
B-Check 250-300hrs and 6months
c-Check 1500hrs and 1year
D-Check 6000hr cycle

Answer / p.murugan d.e.e.e, b.e(e.e.e)

RUNNING HOURS NOT REACHED DID NOT CONDUCT B,C,D,CHECK NO
PROBLEM. BUT DAILY CONDUCT A CHECK VERY VERY IMPORTANT
IMPORTANT PART OF THE DG SET 1.LUBRICATING SYSTEM, OIL LEVEL
2.BATTERY VOLTAGE, SPECIFIC GRAVITY,3.CONSERVATOR WATER
LEVEL,4.FUAL FILTER, WATER SEPERATER, ALL FUAL
TEMPERATURE,5.ANY LEAKAGE FROM ENGINE HOSE& PARTS 6.COOLING
SYSTEM &COOLING TOWER. THIS ALL CONDITION GOOD NOT CONDUCT
B,C,DCHECKS.

Answer / sharath patel

if the running hours not reached means we can conduct the
checks by the number of days from the comissioning date.

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