JLG TOUCAN 10E Service And Maintenance Manual page 59

nd
2 Chains Stage Removal
1. Using the ground controls, raise the mast to gain
access to chain attachment #3 and #4.
2. Support efficiently mast section #4 and #5 with 2
couples of suitable blockings as indicated on the fig-
ure below.
The blockings must rest on the turntable circular
base plate or on the chassis plate as applicable.
Figure 5-27. Supporting Mast Sections (2 of 3)
3. Using the ground controls, lower the mast until the
mast sections rest on blockings. Secure the block-
ings with C-clamps.
4. Remove the locknut, attachment nut and bevel
washers from a chain anchor at attachment #4.
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SECTION 5 - TURNTABLE AND VERTICAL MAST
5. If installed, remove the chain slack detection system
from the other end of the chain. If not installed,
remove the locknut and the attachment nut.
6. Remove one of the chain anchors so that the chain
can be removed from the pulley groove (if neces-
sary).
7. Install and tension a new chain before removing the
other one.
nd
2 Chains Stage Installation
1. Install a short anchor at one end of the chain. Cor-
rectly install the split pins on the clevis pin.
2. Run the end of the chain (without anchor) over the
pulley. The short anchor must be on the side of
attachment #3.
3. Install the long anchor at the other end of the chain.
Correctly install the split pins on the clevis pin.
4. Install the chain slack detection system or the
attachment nut and locknut (as indicated on the pre-
vious figures) at attachment #3.
5. Install the bevel washers and attachment nut at
attachment #4.
6. Check that the chain is correctly positioned in the
pulley groove and tighten the attachment nut (on the
long anchor) until the chain is under tension. The
locknut will be installed after chains tension adjust-
ment procedure.
7. After both chains of the stage have been replaced,
slightly raise the mast using the ground controls.
Remove C-clamps and blockings.
8. Adjust lifting chains tension accordingly.
– JLG Lift – 5-15