DOWNTIME TRACKINGSection 7 / Step 6

Sugar Mill Stoppage & Downtime Management

Automatic duration computation (To − From) • Department-wise breakdown & preventive maintenance log

Total Stoppage Hours

5.47Hours

Sum of logged incidents

Available Production Hours

168.00Hrs/week

24h × 7 days

Stoppage Downtime %

3.25%

Target limit: ≤ 1.50%

Total Incidents

6Logged

100% with root causes

Incident Downtime Log (6 Events)Duration = To − From

Date	Unit	Category	Particulars / Reason	From	To	Duration
2025-12-01	Unit 2	Mechanical	RTCC Chain pin came out Action: Replaced sheared cotter pin and realigned carrier track.	23:02	23:40	00:38 hrs
2025-12-01	Unit 2	Process	4th mill donley chute jam Action: Cleared bagasse accumulation and reset Donnelly chute level transmitter.	03:35	03:40	00:10 hrs
2025-12-17	SSPL	Scheduled	Scheduled Stoppage - D set Exhaust valve repair work + Mill Preventive maintenance Action: Replaced exhaust valve gland packing; inspected mill roller hydraulic jacks.	10:00	13:00	03:00 hrs
2025-12-21	SSPL	Miscellaneous	4th Mill Donnely chute level high Action: Regulated mill feeding speed to prevent overflow.	06:15	06:30	00:15 hrs
2025-12-21	SSPL	Process	FFE Commissioning and De-commissioning work because of vacuum problem Action: Repaired vacuum seal leak on 2nd effect evaporator.	19:20	20:40	01:20 hrs
2025-12-21	SSPL	Miscellaneous	4th Mill Donnely chute level high Action: Reset Donnelly interlock.	22:35	22:40	00:05 hrs

Downtime allocation across departments

Mechanical

0.63 hrs

Process

1.5 hrs

Scheduled

3 hrs

Miscellaneous

0.33 hrs