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Showing posts with label balance shaft removal. Show all posts
Showing posts with label balance shaft removal. Show all posts

Tuesday, May 8, 2012

Balance Shaft removal on 2005 Dodge Ram 3.7L Engine?

The Procedure mentioned Covers Dodge Ram 1500, 2500, 3500, 2WD & 4WD. Its For 2001 – 2005 Year Models.

Balance Shaft replacing procedure will details and diagrams.

3.7L Engine
  1. Remove the primary and secondary timing chains. Refer to the TIMING CHAIN and SPROCKET procedures in this section.
    NOTE
    The balance shaft and gear are serviced as an assembly. Do not attempt to remove the gear from the balance shaft.
  2. Remove the retaining bolt from the counterbalance shaft thrust plate. 

    image
    Fig. View of the idler shaft (1), counterbalance shaft thrust plate (2), counterbalance shaft drive gear (3) and retaining bolt (4)
    View of the idler shaft (1), counterbalance shaft thrust plate (2), counterbalance shaft drive gear (3) and retaining bolt (4)
  3. Using Special Tool 8641 Counterbalance shaft remover/installer tool (1), remove the counterbalance shaft from the engine. 


    image
    Fig. View of the counterbalance shaft removal & installation tool (1) and the counterbalance shaft thrust plate (2)
    View of the counterbalance shaft removal & installation tool (1) and the counterbalance shaft thrust plate (2)
To install:
  1. Coat counterbalance shaft bearing journals with clean engine oil.
    NOTE
    The balance shaft is heavy, and care should be used when installing shaft, so bearings are not damaged.
  2. Using Special Tool 8641 Counterbalance shaft remover/installer tool (1), carefully install counterbalance shaft into engine.
  3. Install Counterbalance shaft thrust plate retaining bolt finger-tight. Do not tighten bolt at this time.
  4. Position the right side of the thrust plate with the right chain guide bolt, install bolt finger-tight.
  5. Torque the thrust plate retaining bolt to 21 ft. lbs. (28 Nm).
  6. Remove the chain guide bolt so that guide can be installed.


These details will help.
Thanks.           

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html


Sunday, April 15, 2012

Chrysler Crossfire Balance Shaft Removal?

The complete details with procedure for Replacing Balance Shaft.

The Chrysler balance shaft removal/install procedure.

The details are as follows:---


A balance shaft is used to compensate for the rocking motion inherent in a 90-degree V-6 engine. It rotates at engine speed in the opposite direction. Mounted above the crankshaft in the cylinder block, it is driven by the timing chain.

Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions Section.
  2. Disconnect battery negative cable from battery and properly isolate to prevent accidental reconnection.
  3. Remove the timing chain cover.
  4. Rotate the crankshaft and align the basic valve timing to 40 degrees ATDC.
  5. Remove the starter.
  6. Using Special Tool 9102 or a suitable flywheel locking tool, lock the flywheel.
  7. Remove or disconnect the following:

    Timing chain
    Rear crankshaft oil seal
  8. Hold the balance shaft rear counter weight with a drift and remove the rear retaining bolt.
  9. Remove the balance shaft rear counter weight from the balance shaft.
  10. Remove the balance shaft locking plate bolt (6) and locking plate at the front of the engine block.
  11. Remove the balance shaft (5) from the front of the engine. 

    image
    Fig. Setting basic valve timing to 40 degrees ATDC

    image

    Fig. Balance shaft (5), retaining bolt (4), counterweight (3), locking plate bolt (6) and timing chain overview
To install:
  1. Position the balance shaft (5) into the engine balance shaft bore from the front.
  2. Install the balance shaft rear counter weight onto the balance shaft and tighten the rear bolt to 15 ft. lbs. (20 Nm). Further rotate the bolt an additional 90°
  3. Install the balance shaft locking plate and tighten the bolt to 15 ft. lbs. (20 Nm).
  4. Install the crankshaft rear oil seal.
  5. Install the timing chain and cover.
  6. Remove Special Tool 9102 (flywheel locking tool) and install the starter.
  7. Start the engine and check for leaks.

These details will help.
Thanks.           

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html


Saturday, April 14, 2012

Chrysler PT Cruiser Balance Shaft Removal?

The details to replace Balance Shaft.

The complete procedure to remove and install balance shaft with diagrams is as follows:----


  1. Drain engine oil.
  2. Remove the oil pan and pick-up tube.
  3. If replacing crankshaft sprocket, remove oil pump.
  4. Remove chain cover, guide and tensioner. Discard pivot screw and adjuster screw.
  5. Remove screw retaining balance shaft drive sprocket. Remove chain and sprocket.
  6. Using two wide pry bars, work the crankshaft sprocket back and forth until it is off the crankshaft.
  7. Remove gear cover retaining stud (double ended to also retain chain guide). Remove cover and balance shaft gears.
  8. Remove rear cover and balance shafts.
  9. Remove 4 carrier to crankcase attaching bolts to separate carrier from engine bedplate. 

    image
    Fig. Exploded view of the balance shafts and carrier assembly
To install:
  1. Balance shaft and carrier assembly installation is the reverse of the removal procedure. During installation crankshaft-to-balance shaft timing must be established. Refer to Timing procedure in this section.
  2. With balance shafts installed in carrier position carrier on crankcase and install four attaching bolts and tighten to 40 ft. lbs. (54 Nm).
  3. Turn balance shafts until both shaft key ways are up, parallel to vertical centerline of engine. Install short hub drive gear on sprocket driven shaft and long hub gear on gear driven shaft. After installation of the gear and balance shaft keyways, these must be up with gear timing marks meshed.
  4. Install gear cover and tighten double ended stud/washer fastener to 105 inch lbs. (12 Nm). Align the flat on the balance shaft drive sprocket to the flat on the crankshaft.
  5. Install balance shaft drive sprocket on crankshaft using Special Tool 6052.
  6. Turn crankshaft until number 1 cylinder is at Top Dead Center (TDC). The timing marks on the chain sprocket should line up with the parting line on the left side of number one main bearing cap.
  7. Place chain over crankshaft sprocket so that the plated link of the chain is over the number 1 cylinder timing mark on the balance shaft crankshaft sprocket.
  8. Place the balance shaft sprocket into the timing chain and align the timing mark on the sprocket (dot) with the (lower) plated link on the chain.
    NOTE
    The lower plated link is 8 links from the upper link.
  9. With balance shaft keyways pointing up (12 o'clock) slide the balance shaft sprocket onto the nose of the balance shaft. The balance shaft may have to be pushed in slightly to allow for clearance.
    NOTE
    The timing mark on the sprocket, the (lower) nickel plated link, and the arrow on the side of the gear cover should line up when the balance shafts are timed correctly.
  10. If the sprockets are timed correctly, install the balance shaft bolts and tighten to 250 inch lbs. (28 Nm). A wood block placed between crankcase and crankshaft counterbalance will prevent crankshaft and gear rotation.
  11. The process for chain tensioning:

    Install the chain tensioner loosely assembled with new adjuster screw and shouldered pivot screw
    Position the guide on the double-ended stud making sure the tab on the guide fits into the slot on the gear cover. Install and tighten the nut/washer assembly to 105 inch lbs. (12 Nm)
    Place a shim 0.039 inches (1mm) thick x 2.75 inch (70mm) long between tensioner and chain
    Push tensioner and shim up against the chain
    Apply firm pressure 5.5-6.6 lbs. (2.5-3 Kg) directly behind the adjustment slot to take up all slack. Chain must have shoe radius contact
    With the load applied, tighten top tensioner adjuster bolt first, then bottom shouldered pivot bolt. Tighten bolts to 105 inch lbs. (12 Nm). Remove shim
  12. Install carrier covers and tighten screws to 105 inch lbs. (12 Nm).
  13. If removed, install oil pump.
  14. Install pick-up tube and oil pan.
  15. Fill engine crankcase with proper oil to correct level.



These details will help.
Thanks.           

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html