No. | Daily | Weekly | Monthly | ½ yearly | Annually |
1 | Check water level | Check for tight closing of fuel values | Inspect burner | Clean low – water cut offs | Clean fireside surface |
2 | Blowdown boiler | Check fuel & linkage | Analyze combustion | Check preheater | Check & clean flues |
3 | Blowdown water column | Check indicating lights & alarms | Check cams | Inspect refractor & insulation | Clean waterside surface |
4 | Check combustion visually | Check operating & limit controls | Inspect for flue gas leaks | Clean oil pump strainer & filter | Check oil storage tanks |
5 | Treat water per established program | Check safety & interlock controls | Inspect for hot spots | Clean air cleaner & air/oil separator | Check fluid levels on hydraulic valves |
6 | Record boiler operating pressure / temperature | Check low – water cut off operation | Review boiler blowdown procedures | Check pump coupling alignment | Check gauge glasses |
7 | Record feedwater pressure/temperature | Check for leaks, noise, vibration, unusual comditions, etc. | Check combustion air supply | Reset combustion | Remove & recondition safety valves |
8 | Record oil pressure/ temperature | Check operation of all motors | Check all filter elements | Inspect mercury switches | Check oil pumps |
9 | Record gas pressure | Check general burner operation | Check fuel systems | Check boiler feed pumps | |
10 | Record atomizing pressure | Check lubricanting oil levels | Check belt drives | Check chemical feed systems | |
11 | Check general boiler/ burner operation | Check flame scanner assembly | Check lubrication requirements | Tighten all electrical terminals | |
12 | Record boiler water supply & return temperature | Check packing glands | Check deaerator & boiler feed system | ||
13 | Record makeup water usage | Check gauge glass | Check linkages | ||
14 | Check operation of auxiliary equipment |
extract from Steam Plant Operation, 8th Edition
Salam tuan. Terima kasih untuk segala ilmu yang tuan sampaikan melalui blog tuan. Saya sangat berminat baca blog tuan. Dpatkah apa kiranya tuan share ilmu untuk planning maintenance pada machine2 di dalam kilang tuan?
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