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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Nissan Maxima QX (1993 release)

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Nissan Maxima QX
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Nissan
Maxima QX
Introduction
Operating Instructions
Adjustment and routine maintenance
Engine
Engines SOHC
Engines DOHC
Total engine overhaul
general information
Checking oil pressure
Check the compression pressure in the cylinders
Diagnostics of the engine with vacuum gauge application
Alternative variants of schemes of regenerative repair of the engine
Removal of the power unit from the car - preparation and precautions
Removing and installing engine
An order of dismantling of the engine by its preparation for major repairs
Dismantling of a head of cylinders
Cleaning and checking the status of a head of cylinders
Service valves
Assembling the cylinder head
Removing the connecting rod and piston assembly
Removing the crankshaft
Cleaning the engine block
Checking the status of the unit
Honing of cylinder bores
Checking the components connecting rod and piston group
Checking the status of the crankshaft
Check and selection of loose leaves main and connecting rod bearings of the crankshaft
Checking the camshafts, valve tappets and bearings
The order of assembly of the engine
Installation of the piston rings
Installation of a cranked shaft and check of working backlashes of radical bearings
Installing the crankshaft rear oil seal
Installing the connecting rod and piston assemblages and check of size of working backlashes in connecting rod bearings of the crankshaft
Test run and running the engine after major repairs
System of cooling, heating
The power supply system and release
Electric motor
Engine Control Systems
Transmission
Coupling and power shafts
Brakes
Suspension and steering
Body
Onboard electric
 


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Installing the crankshaft rear oil seal



PERFORMANCE ORDER

1. At all considered in this Guide engines used single-section crankshaft rear oil seal that fits into the socket of a special holder, in turn fixed to the unit. Before pribolchivat to the motor bracket to the established in his new oil seal, replace the crankshaft and the crankshaft bearing caps / bridge connecting them.
2. Carefully check-contacting surface of the gland spigot shaft for scratches, burrs and other defects that could lead to failure of the new oil seal. A damaged shaft replace.

3. Measure the depth of planting native old gland in the nest holder, then lay on the edges of the plate pair of wooden blocks of equal height, and with a suitable punch and hammer, beat out the old seal from the nest. Try not to damage the wall socket.

4. Thoroughly wipe holder, then brush the outer edge of a new epiploon with pure impellent oil. Oil seal should be seated in the slot exactly perpendicular, so it is not recommended zastukivaet holder hammer. In the absence of access to the media gland can fill in the slot with the help of a large vise with soft jaws. Holder with cable gland must be sandwiched between two flat wooden bars that provide uniform load distribution over the entire area of the end surface of the gland. In extreme cases, allowed to use a hammer, but zastukivanie must be made through a flat wooden block. Proceed slowly, make sure that did not happen straight.

5. Before you put on the assembly of the Gland pin crankshaft oil seal sponge brush with multi-purpose grease. In this engine mount is planted on the engine without running - instead, its mating surface should impose a uniform cushion sealant RTV. Do not forget to install on their regular places the guide pins.
6. Pressing the holder close to the unit by hand Loosely bolts of its fastening, make sure the correct installation of the holder, and then tighten the bolts with demanded effort.





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Installation of a cranked shaft and check of working backlashes of radical bearings
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Installing the connecting rod and piston assemblages and check of size of working backlashes in connecting rod bearings of the crankshaft

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