AirMan PDS400S-6C3, Service Manual

Page: 5 / 102

Table of Contents
3.10 Discharge Air Temperature
･
Separator Air Temperature
･
Engine Coolant Temperature Sensor
(Thermister) - 3-29
3.11 Fuel Meter (Display) --------------------------------------------------------------------------------------------------- 3-29
3.12 Sending Unit ------------------------------------------------------------------------------------------------------------- 3-30
3.13 Fuel Air-bleeding Electromagnetic Pump (Type with built-in filter) ----------------------------------------- 3-31
3.14 Main
･
Safety Relay, MR
･
SR ----------------------------------------------------------------------------------------- 3-31
3.15 Electromagnetic Pump Relay, FR ---------------------------------------------------------------------------------- 3-32
3.16 Glow Relay, GR -------------------------------------------------------------------------------------------------------- 3-32
3.17 Starter Relay, SY ------------------------------------------------------------------------------------------------------- 3-32
3.18 Electronic Control Engine Component ---------------------------------------------------------------------------- 3-33
3.18.1 Supply pump ------------------------------------------------------------------------------------------------------- 3-34
3.18.2 Suction control valve (SCV) ------------------------------------------------------------------------------------ 3-34
3.18.3 Fuel temperature (FT) sensor ------------------------------------------------------------------------------- 3-35
3.18.4 Common rail ------------------------------------------------------------------------------------------------------- 3-35
3.18.5 Pressure limiter --------------------------------------------------------------------------------------------------- 3-36
3.18.6 Common rail pressure sensor --------------------------------------------------------------------------------- 3-36
3.18.7 Injector -------------------------------------------------------------------------------------------------------------- 3-37
3.18.8 Engine coolant temperature (ECT) sensor ----------------------------------------------------------------- 3-37
3.18.9 Crankshaft position (CKP) sensor ---------------------------------------------------------------------------- 3-38
3.18.10 Camshaft position (CMP) sensor ------------------------------------------------------------------------- 3-39
3.18.11 Engine oil pressure sensor ----------------------------------------------------------------------------------- 3-39
3.18.12 Barometric pressure sensor -------------------------------------------------------------------------------- 3-40
3.18.13 Intake air temperature (IAT) sensor ------------------------------------------------------------------------ 3-40
3.18.14 EGR position sensor ------------------------------------------------------------------------------------------- 3-41
3.18.15 Boost pressure sensor --------------------------------------------------------------------------------------- 3-42
3.18.16 Boost temperature sensor ------------------------------------------------------------------------------------ 3-42
4. Troubleshooting --------------------------------------------------------------------------------- 4-1
4.1 Repairing Procedures ------------------------------------------------------------------------------------------------- 4-1
4.1.1 Safety caution ------------------------------------------------------------------------------------------------------- 4-1
4.1.2 Caution during failure diagnosis -------------------------------------------------------------------------------- 4-1
4.1.3 How to use the failure diagnosis ----------------------------------------------------------------------------- 4-2
4.2 Failures of Compressor and Engine ------------------------------------------------------------------------------- 4-3
4.2.1 At start-up, starter rotates slowly ------------------------------------------------------------------------------- 4-3
4.2.2 Starter turns, but engine will not start ------------------------------------------------------------------------- 4-3
4.2.3 Engine will not turn to meet rated pressure -------------------------------------------------------------- 4-3
4.2.4 Engine revolutions will drop before rises up to rated pressure ----------------------------------------- 4-4
4.2.5 Engine will not turn to meet rated revolutions --------------------------------------------------------------- 4-4
4.2.6 Minimum speed not available even upon no-load operation ---------------------------------------- 4-5
4.2.7 Safety valve bursts out during unloaded operation -------------------------------------------------------- 4-5
4.2.8 Oil mixed found in delivery air ----------------------------------------------------------------------------------- 4-6
4.2.9 Water found mixed in discharge air (Aftercooler type) ------------------------------------------------ 4-6
4.2.10 Discharge air is insufficient ------------------------------------------------------------------------------------ 4-7
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