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Engine Mechanical - Overhaul - 2.5L (L5): Other Mazda 3 BL рестайлинг

Mechanical 8 illustrations ~318 words

DISMOUNTING

  1. Dismount in the reverse order of mounting.

Scheme 539

Scheme 539: TIMING CHAIN DISASSEMBLY
Scheme 539: TIMING CHAIN DISASSEMBLY
  1. Disassemble in the order indicated in the table. (Scheme 539): Identifying Timing Chain Disassemble Order

Scheme 540

Scheme 540: Crankshaft Pulley Lock Bolt Disassembly Note
Scheme 540: Crankshaft Pulley Lock Bolt Disassembly Note
  1. Install the SST to the ring gear to lock the crankshaft against rotation. (Scheme 540): Identifying SST (Crankshaft Pulley Lock)

Scheme 541

Scheme 541: Front Oil Seal Disassembly Note
Scheme 541: Front Oil Seal Disassembly Note
  1. Remove the oil seal using a flat head screwdriver. (Scheme 541): Removing Oil Seal Using Flat Head Screwdriver

Scheme 542

Scheme 542: Chain Tensioner Disassembly Note
Scheme 542: Chain Tensioner Disassembly Note
  1. Hold the chain tensioner ratchet lock mechanism away from the ratchet stem with a thin screwdriver.
  2. Slowly press the tensioner piston.
  3. Hold the chain tensioner piston with a 1.5 mm {0.06 in} wire or paper clip. (Scheme 542): Holding Chain Tensioner Ratchet Lock Mechanism Away From Ratchet Stem With Thin Screwdriver

Scheme 543

Scheme 543: Oil Pump Sprocket Disassembly Note
Scheme 543: Oil Pump Sprocket Disassembly Note
  1. Temporarily install the crankshaft pulley and crankshaft pulley lock bolt to the crankshaft, and lock the oil pump against rotation as shown in figure.
  2. Remove the oil pump sprocket, and then remove the crankshaft pulley and crankshaft pulley lock bolt. (Scheme 543): Removing Crankshaft Pulley And Crankshaft Pulley Lock Bolt

Scheme 544

Scheme 544: CYLINDER HEAD DISASSEMBLY (I)
Scheme 544: CYLINDER HEAD DISASSEMBLY (I)
  1. Disassemble in the order indicated in the table. (Scheme 544): Identifying Cylinder Head Disassemble Order

Scheme 545

Scheme 545: Camshaft Sprocket Lock Bolt, Variable Valve Timing Actuator Lock Bolt Disassembly Note
Scheme 545: Camshaft Sprocket Lock Bolt, Variable Valve Timing Actuator Lock Bolt Disassembly Note
  1. Hold the camshaft by using a wrench on the cast hexagon as shown, and loosen the camshaft sprocket installation bolt or variable valve timing actuator installation bolt. (Scheme 545): Loosening Camshaft Sprocket Installation Bolt Or Variable Valve Timing Actuator Installation Bolt

Scheme 546

Scheme 546: Camshaft Cap Disassembly Note
Scheme 546: Camshaft Cap Disassembly Note
  1. Before removing the camshaft caps, inspect the following: Camshaft end play and camshaft journal oil clearance (See «CAMSHAFT INSPECTION»(ref-563089-S21380862502013062600000).) NOTE: The camshaft caps are numbered to make sure they are assembled in their original positions. When removed, keep the caps with the cylinder head they were removed from. Do not mix the caps.
  2. Loosen the camshaft caps bolts in 2-3 passes in the order shown in the figure. (Scheme 546): Identifying Camshaft Caps Bolts Loosening Order

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