LTC Repair Lombardini Engine Troubleshooting - Wacker Neuson

LTC Repair Lombardini Engine Troubleshooting - Wacker Neuson LTC Repair Lombardini Engine Troubleshooting - Wacker Neuson

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Lombardini Engine Troubleshooting LTC Repair 5.4 Replacing Keyswitch See Graphic: wc_gr003510 Disassembly: 5.4.1 Shut down the engine and disconnect the battery. 5.4.2 Remove the six screws securing the control panel cover to the control panel. 5.4.3 Make note of the wire connections on the keyswitch and remove the wires (a) from the keyswitch. 5.4.4 Unscrew the locking ring (b) and remove the keyswitch from the control panel. Reassembly: 5.4.5 Insert the replacement keyswitch into the control panel and secure it with the locking ring (b). 5.4.6 Attach the wires (a) to the appropriate terminals of the keyswitch. 5.4.7 Secure the control panel cover to the control panel with the six screws. b 60 a V 50 15/54 B L 30 wc_gr003510

LTC Repair Lombardini Engine Troubleshooting 5.5 Engine Cranks But Does Not Start—Flowchart 4A Replace battery. Gravity feed fuel through fuel intake hose. Engine Cranks But Does Not Start Make sure that the machine has fresh fuel and that the fuel filter and fuel hoses are in good condition. Check battery condition. No Does battery provide correct voltage and CCA? Yes Yes Check fuel solenoid wiring. Is fuel pump solenoid operating? No Consult Lombardini Engine Repair Manual. Replace glow plugs. 61 No Yes Yes Check if fuel flows from inlet hose when engine is cranking. See Checking Fuel System Does fuel flow from inlet hose? Yes Check glow plugs. See Checking Glow Plugs. Do glow plugs operate correctly? No Check glow plug relay. See Checking Glow Plug Relay. Does glow plug relay operate correctly? No Replace glow plug relay. wc_gr003503

<strong>Lombardini</strong> <strong>Engine</strong> <strong>Troubleshooting</strong> <strong>LTC</strong> <strong>Repair</strong><br />

5.4 Replacing Keyswitch<br />

See Graphic: wc_gr003510<br />

Disassembly:<br />

5.4.1 Shut down the engine and disconnect the battery.<br />

5.4.2 Remove the six screws securing the control panel cover to the control<br />

panel.<br />

5.4.3 Make note of the wire connections on the keyswitch and remove the<br />

wires (a) from the keyswitch.<br />

5.4.4 Unscrew the locking ring (b) and remove the keyswitch from the<br />

control panel.<br />

Reassembly:<br />

5.4.5 Insert the replacement keyswitch into the control panel and secure it<br />

with the locking ring (b).<br />

5.4.6 Attach the wires (a) to the appropriate terminals of the keyswitch.<br />

5.4.7 Secure the control panel cover to the control panel with the six screws.<br />

b<br />

60<br />

a<br />

V<br />

50<br />

15/54<br />

B<br />

L<br />

30<br />

wc_gr003510

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