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CYLINDER HEAD EM-111 < DISASSEMBLY AND ASSEMBLY > C D E F G H I J K L M A EM N P O a. Remove old locking sealant adhering to cylinder head mounting hole. b. Apply sealant to area within approximately 12 mm (0.47 in) from edge of spark plug tube press-fit side. Chemical Products and Sealants" c. Using drift, press-fit spark plug tube so that its height (A) is as CAUTION: • When press-fitting, take care not to deform spark plug tube. • After press-fitting, wipe off liquid gasket protruding onto cylinder-head upper face. 15. Install spark plug with spark plug wrench (commercial service tool). 16. Install in the reverse order of removal after this step. Inspection INFOID:0000000003139146 INSPECTION AFTER REMOVAL Cylinder Head Bolts Outer Diameter • Cylinder head bolts are tightened by plastic zone tightening method. Whenever the size difference between (C) and (B) • If reduction of outer diameter appears in a position other than (B), use it as (B) point. Cylinder Head Distortion NOTE: . 1. Using a scraper, wipe off oil, scale, gasket, sealant and carbon deposits from surface of cylinder head. CAUTION: Never allow gasket fragments to enter engine oil or engine coolant passages. 2. At each of several locations on bottom surface of cylinder head, • If it exceeds the limit, replace cylinder head. INSPECTION AFTER DISASSEMBLY Valve Dimensions B : High strength thread locking sealant application Standard press-fit height: : 37.7 - 38.7 mm (1.484 - 1.524 in) JPBIA0181ZZ Limit [(C) - (B)] : 0.18 mm (0.0071 in) A : Measuring point e : 48 mm (1.89 in) d : 11 mm (0.43 in) JPBIA0173ZZ Limit : Refer to . JPBIA0176ZZ |