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Mack ASET AC - Crankshaft Removal; Cylinder Block Reconditioning; Special Tools Required; Piston Cooling Spray Nozzle Removal

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REPAIR INSTRUCTIONS, PART 1
Page 185
Crankshaft Removal
[212 HP]
Refer to Figure 185.
1. Using a suitable lifting device, secure a sling
or crankshaft support tool around the
crankshaft and lifting device hook. Ensure
that the crankshaft is evenly balanced when
lifted from the engine block.
2. Lift the crankshaft from the engine block and
store it in a secured stand, or horizontally on
V-blocks.
185
Figure 185 — Crankshaft Removal
3. Remove the main journal bearing inserts
from the cylinder block and tag them for
inspection.
CYLINDER BLOCK
RECONDITIONING
[211 DB]
Special Tools Required
Camshaft Bushing Installation/Removal Kit
J 42377
Camshaft Bushing Remover/Installer
J 21428-01
Counterbore Tool PT2210
Counterbore Cutter Plate PT2210-3A
Hex Key Wrench PT2210-14
Universal Dial Depth Gauge PT5025
3-Inch Stylus Extension PT5025-11
Piston Cooling Spray Nozzle
Removal
[219 RV]
To avoid damaging the spray nozzles, remove
them before removing the sleeves.
It is best to use a 10 mm, 6-point socket on a
12-inch extension to remove the nozzle retaining
capscrews.
Refer to Figure 186.
1. Remove the piston cooling spray nozzle by
removing the retaining capscrew.
2. Carefully pull outward on the spray nozzle to
remove it from the cylinder block.
3. Remove and discard the elastomer seal.
4. Repeat steps 1 through 3 to remove the
remaining spray nozzles.
5-111.bk Page 185 Monday, July 10, 2006 2:26 PM

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