General Maintenance 71
Figure 3-69
Pillow blocks
5. Using a lifting device, lift the body just enough to be able to tilt the safety prop under the body.
The cylinder will remain in place.
IMPORTANT: Ensure that the cylinder remains in vertical position while lifting the body.
6. Install the safety prop.
7. Lower the body on the safety prop.
8. Using a lifting device, remove the body hoist cylinder carefully.
Save both pillow blocks for the replacement cylinder (see Figure 3-69).
9. Place the pillow blocks that were set aside on the pins of the new cylinder.
10. Using a lifting device, install the new body hoist cylinder on the base support and reinstall both
base pillow blocks.
11. Put back all 4 bolts and tighten them up to hold both base pillow blocks in place (see Figure
3-68).
12. Using a lifting device, extend the cylinder in order to fix it properly to the body.
IMPORTANT: Removing the plug on the top of the cylinder before extending it is required to avoid a vacuum.