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EM-126 [F9Q] PRECAUTIONS [F9Q] PRECAUTIONS PFP:00001 Precautions for Drain Coolant EBS00SI7 Drain coolant when engine is cooled. Precautions for Disconnecting Fuel Piping EBS00SI8 ● Before starting work, make sure no fire or spark producing items are in the work area. ● Release fuel pressure before disassembly. ● After disconnecting pipes, plug openings to stop fuel leakage. Precautions for Removal and Disassembly EBS00SI9 ● When instructed to use special service tools, use the specified tools. Always be careful to work safely, ● Exercise maximum care to avoid damage to mating or sliding surfaces. ● Cover openings of engine system with tape or the equivalent, if necessary, to seal out foreign materials. ● Mark and arrange disassembly parts in an organized way for easy troubleshooting and re-assembly. ● When loosening nuts and bolts, as a basic rule, start with the one furthest outside, then the one diagonally Precautions for Inspection, Repair and Replacement EBS00SIA Before repairing or replacing, thoroughly inspect parts. Inspect new replacement parts in the same way, and Precautions for Assembly and Installation EBS00SIB ● Use torque wrench to tighten bolts or nuts to specification. ● When tightening nuts and bolts, as a basic rule, equally tighten in several different steps starting with the ● Replace with new gasket, packing, oil seal or O-ring. ● Thoroughly wash, clean, and air-blow each part. Carefully check oil or coolant passages for any restriction ● Avoid damaging sliding or mating surfaces. Completely remove foreign materials such as cloth lint or dust. ● Release air within route when refilling after draining coolant. ● Before starting engine, apply fuel pressure to fuel lines with turning ignition switch ON (with engine ● After repairing, start engine and increase engine speed to check coolant, fuel, oil, and exhaust systems Parts Requiring Angular Tightening EBS00SIC ● Use an angle wrench for the final tightening of the following engine parts. – Cylinder head bolts – Connecting rod cap bolts – Crankshaft pulley bolt (No angle wrench is required as the bolt flange is provided with notches for angular – Double mass flywheel bolts ● Do not use a torque value for final tightening. ● The torque value for these parts are for a preliminary step. ● Ensure thread and seat surfaces are clean and coated with engine oil. |