Page 490
SPECIFICATIONS
ASET™ ENGINE ASSEMBLY
LUBRICANTS AND SEALANTS
Use only the following recommended sealing
compounds and lubricants.
All genuine MACK cylinder head gaskets are
precoated and do not require any type of sealing
compound. Before installing new gaskets,
degrease both gasket sealing surfaces to avoid
leaks.
Location Sealant or Lubricant
Camshaft gear assembly Loctite
®
609
Cup plugs/threaded plugs Loctite
®
277 or equivalent/Teflon
®
thread sealer
Injection nozzle holder inserts (upper and lower end) Loctite
®
620
Chassis-mounted charge air cooling system (core sealing) Dow Corning
®
No. 1200 primer, Dow Corning
®
RTV 734
adhesive (clear), and naphtha solvent or equivalent
Cylinder sleeve seat MACK Silastic (RTV silicone adhesive sealant) part
No. 342SX32
Oil filter sealing gasket Clean engine oil
Holding metal parts in place MACK MG-C grease or petroleum jelly (Vaseline
®
)
Valve stems and guides Dow Corning
®
BR2 Plus Multi-Purpose Grease
Engine front cover (timing gear cover) MACK Silastic (RTV silicone adhesive sealant) part
No. 342SX32
Engine parts, fasteners (sides and threads), and washers Clean engine oil
Exhaust manifold studs Loctite
®
272 high temperature thread sealer
Oil cooler assembly Permatex
®
gasket sealer
Oil cooler assembly O-ring Drydene
®
No. 4000
O-rings (except as noted) MACK O-ring lubricant, part No. 243SX41
Sensor, air temperature wide range and fast response
(compressor discharge temperature)
Mill-Rose type TF5-28, catalog No. 70981-ST, size
1/2″ x 260″ stainless steel pipe thread sealing tape
Sensor, engine oil pressure and temperature Sealing compound on threads
Sensor, inlet manifold air temperature
Sensor, coolant temperature
Sensor, coolant level
Sensor, air humidity
Sensor, CMCAC outlet temperature and pressure
Crankshaft flange and wear ring Loctite
®
609
Turbocharger mounting nuts Clean engine oil
Centri-Max
®
ULTRA or ULTRA PLUS spindle threads Loctite
®
271
5-111.bk Page 490 Monday, July 10, 2006 2:26 PM
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