SDEC D Series - Operation

Operation and Maintenance Manual SC9DF Electronically Controlled Diesel Engine for Agricultural Equipment
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3.1.2 Low temperature starting
Some models of the engine are equipped with an auxiliary intake pre-heater, which is used for starting at a low
temperature. It can heat up the intake air automatically when the temperature of the coolant in the engine is below
-10℃.
Insert the key and turn it from the OFF position to the ON position before starting to electrify the pre-heater, and the
indicator lamp lights up.
 Turn the electric key from the ON position to the START position to start the diesel engine when the indicator
lamp blinks and goes off.
△Caution: SC9DF electronically controlled diesel engine can usually be started quickly and run smoothly
even in a very low temperature environment. When the engine is to be placed outdoor in very cold area, cold
protections and specific warm-up time shall be provided.
△Caution: The lube oil, fuel and coolant must be used properly according to different temperature ranges of
cold areas where the engine is operated.
3.1.3 Starting after long time out of operation
 When the engine has been out of use for more than 30 days, check the oil level and make supplement before
starting.
 Close the accelerator in case the diesel engine starts by ignition.
 Discharge the air in the fuel system according to descriptions in article 4.4.2.
 Rotate crankshaft by the starter motor until the oil pressure gauge reads the pressure.
 Open the accelerator.
 Start the diesel engine as per the start procedures specified in 3.1.1 (Normal start) or 3.1.2 (Low temperature
starting).
3.2 Operation
3.2.1 New diesel engine running-in
When the engine is new or has been overhauled, before running it in full load condition, run it for 60 hours in