3
7.3.1
Discharging ballast water ............................................................................. 65
7.3.2
Shutdown of discharging operations ............................................................ 67
7.4
Miscellaneous .......................................................................................... 68
7.4.1
Oil content reading higher than expected ..................................................... 68
7.4.2
Oil level alarm ............................................................................................... 68
7.5
Operational alarms ................................................................................... 69
7.6
System failures ......................................................................................... 70
7.6.1
Auto/manual operation ................................................................................. 70
7.6.1.1
Flowmeter .............................................................................................. 71
7.6.1.2
Ship’s speed indicator ........................................................................... 71
7.6.1.3
Oilcon
®
Oil Discharge Monitoring and Control System .......................... 71
7.6.1.4
Main Control Unit (MCU) ....................................................................... 71
7.7
System overrides ..................................................................................... 72
7.7.1
Transducer override ..................................................................................... 72
7.7.2
Discharge control .......................................................................................... 72
7.7.3
Discharge control answer-back .................................................................... 73
8
MAINTENANCE ............................................................................ 74
8.1
Maintenance general ................................................................................ 74
8.2
Routine maintenance ............................................................................... 75
8.2.1
Sample pump/motor lubricator ..................................................................... 75
8.2.2
Air regulators ................................................................................................ 76
8.2.3
Cleaning the detector cell windows .............................................................. 76
8.2.4
Window wash pump ..................................................................................... 76
8.2.5
Skid shuttle valve .......................................................................................... 76
8.2.6
2-Way pneumatic valve(s) ............................................................................ 76
8.2.7
Zero output check of the differential pressure transmitter ............................ 76
8.3
Test and check-out procedure .................................................................. 77
9
REPAIR OR REPLACEMENT ....................................................... 84
9.1
Detector cell ............................................................................................. 84
9.1.1
Removing the detector cell ........................................................................... 84
9.1.2
Reinstalling the detector cell ......................................................................... 84
9.2
Window wash pump ................................................................................. 85
9.2.1
Disassembling the window wash pump ........................................................ 85
9.2.2
Air side maintenance .................................................................................... 85
9.2.3
Water side maintenance ............................................................................... 85
9.2.4
Re-assembling the window wash pump ....................................................... 85
9.3
Sample pump ........................................................................................... 86
9.3.1
Disassembling the pump/motor .................................................................... 86
9.3.2
Reassembling the pump/motor ..................................................................... 87
9.4
Differential pressure transmitter – FUJI .................................................... 88
9.4.1
Zero adjustment of DPT – FUJI .................................................................... 88
9.4.2
Span adjustment of DPT – FUJI ................................................................... 88
9.5
Differential pressure transmitter – ABB .................................................... 89
9.5.1
Zero adjustment of DPT – ABB .................................................................... 89
9.5.2
Span adjustment of DPT – ABB ................................................................... 89
10
TAKE OUT OF SERVICE .............................................................. 90
11
REMOVAL AND STORAGE OF EQUIPMENT ............................. 90
12
MALFUNCTION AND SEND FOR REPAIR .................................. 90
13
ENVIRONMENT ............................................................................ 90
Summary of Contents for OILCON MARK 6M
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