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Fig 8-2
Internal compressed air system, V-engine (DAAE075987D)
System components
Stop valves
13
Control valve for auto draining
07
Main starting valve
01
Stop cylinders at each inj. pump
14
Control valves for start and slow
turn
08
Flame arrestor
02
Oil mist detector
15
Blocking valve of turning gear
09
Starting air valve in cylinder head
03
Pressure control valve
16
Drain valve
10
Starting air distributor
04
Speed governor
17
Air container
11
Bursting disc (break press 4.0
MPa)
05
Starting booster for governor
12
Air filter
06
Sensors and indicators
Exhaust wastegate control
CV519
Stop/shutdown solenoid valve 1
CV153-1
Exhaust wastegate valve position
GT519
Stop/shutdown solenoid valve 2
CV153-2
Charge air by-pass valve control
CV643
Starting air pressure, engine inlet
PT301
Charge air by-pass valve open
GS643O
Control air pressure
PT311
Charge air by-pass valve closed
GS643C
Instrument air pressure
PT312
Oil mist detector failure
NS700
Starting solenoid valve
CV321
Slow turning solenoid
CV331
Size
Pipe connections
DN50
Starting air inlet, 3 MPa
301
OD18
Control air inlet, 3 MPa
302
OD18
Driving air to oil mist detector
303
OD6
Control air to speed governor
304
OD12
Control air to by-pass/waste-gate valve, 0.4...0.8 MPa
311
Wärtsilä 46F Product Guide - a19 - 1 December 2017
8-3
8. Compressed Air System
Wärtsilä 46F Product Guide
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