Engine Rebuild Guide, Break-In and Tune-Up CTM100 (06APR04) 02-010-11 P OWER T ECH 10.5 L & 12.5 L Diesel Engines 040604 PN=59 Sealant Application Guidelines Listed below are sealants which have been tested and TY9371 6 mL (0.2 oz) tube are used by the John Deere factory to control leakage and ensure hardware retention. ALWAYS use the • Oil filter adapter-to-base. following recommended sealants when assembling your John Deere Diesel Engine to ensure quality LOCTITE 277 Thread Lock & Sealer (High performance. Strength) (red): LOCTITE thread sealants are designed to perform to T43514 50 mL (1.7 oz) bottle sealing standards with machine oil residue present.
If excessive machine oil or poor cleanliness quality exist, • Expansion plugs in cylinder head and block. clean with solvent. Refer to John Deere Merchandise and Parts Sales Manual for ordering information. LOCTITE 515 Flexible Sealant (General Purpose) (purple): IMPORTANT: LOCTITE gasket materials are NOT designed to work with oil residue TY6304 50 mL (1.7 oz) bottle present. Oil residues must be cleaned from surfaces before • Timing gear cover and camshaft gear access cover applying gasket material. gasket on earlier engines using Fel-Pro gasket. LOCTITE 242 Thread Lock & Sealer (Medium LOCTITE 592 Pipe Sealant with TEFLON (white): Strength) (blue):
TY9374 6 mL (0.2 oz) tube TY9370 6 mL (0.2 oz) tube • Pipe plugs: cylinder block (water manifold), • Threaded plugs and fittings: cylinder block (oil thermostat housing, air intake manifold, and coolant galley). pump. • Cap screws: coolant pump, timing gear cover, • Temperature sending unit. camshaft gear access cover, oil pump. • Coolant heater. • Oil pressure sending unit. • Oil pan drain valve/hose. • Turbocharger oil inlet fitting. • Fuel filter check valve or elbow (filter header end) LOCTITE 680 Maximum Strength Retaining dual rail fuel system. Compound (green): • Piston spray jets.
• Timing gear cover gasket and camshaft gear access TY15969 6 mL (0.2 oz) tube cover gasket on earlier engines using Fel-Pro gaskets. • Crankshaft flange and ID of front wear sleeve for • Idler gear carrier cap screws, camshaft gear retainer front and rear oil seal/wear sleeve installation. cap screws and fuel supply pump drive coupler cap • Steel cup plugs on cylinder head and block. screws. • EUI hold-down clamp cap screws. LOCTITE 271 Thread Lock & Sealer (High Strength) (clear): LOCTITE is a registered trademark of Loctite Corp. TEFLON is a registered trademark of Du Pont Company Continued on next page RG,RG34710,51 –19–16OCT00–1/2 02 010 11