Tab 6-1 MAIN
Item Function Effect
001 START AST button Starts the engine in astern direction (for reversible engine)
002 STOP button Stops the engine
003 START AHD button Starts the engine in ahead direction
004 CTRL. TR. button Sends a signal for a control transfer to this LDU-20
005 OVERRIDE button Cancels a shutdown from the safety system
006 ON/OFF button Sets to On and OFF the auxiliary blowers
007 Different sensor indications Indications that are necessary to operate the engine locally
008 Load Shows the value of the estimated engine power or the engine
load in percent (%)
009 Engine status Shows the engine status
Shows: Start interlock, Stopped, Slow turning, Air Run, Start-
ing, Heavy Start, Running or Shutdown, Angle Detection Slow-
down
010
Index button
Opens the INDEX page
011 Engine speed gauge Shows engine rpm in ahead (AHD) or astern (AST) direction
012 Indication of this LDU-20 Shows if Local has control, or does not have control
013 Control transfer request indication Text flashes to show a transfer request if one control location
requests a control transfer
014 Indication of status Shows the status of different items, if applicable
015 Speed Setpoint button Changes to manual speed control mode
016 Manual speed setpoint Manually adjust the rpm between zero and maximum. The
maximum value is related to the installation specifications (rat-
ing etc)
017 External speed setpoint Shows the setpoint sent to the ECS from the remote control
system
018 Auxiliary Blower status Shows by indication bulb if one or the two auxiliary blowers
are running
Shows: Running or Stopped
019 Indication of shutdown Shows the shutdown status. When a shutdown is active, the
red indicator is on.
Press the Reset button to enable a restart of the engine.
020 Control location Shows the active control location
Shows: Local, ECR manual, ECR remote or Bridge
021 External fuel command setpoint Shows the fuel command setpoint that the ECS calculates re-
lated to the speed set point from the remote control system
X35-B
AA00-9606-02AAA-043A-A
Operation Manual LDU-20 page - MAIN
Winterthur Gas & Diesel Ltd.
- 231 - Issue 001 2019-10
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