SkyTrak 8042 Service Manual - Manual (Page 76)

3.15 Model 8042, 10042, 10054 Legacy Rev. 03/04
Boom
d. At the front of the intermediate boom, remove the
capscrew (19) and lockwasher (20) holding the
extend chain sheave pin (21) to the mounting
ears on the intermediate boom. Remove the pin
from the mounting ears and the extend chain
sheave (22). Remove the extend chain sheave
and inspect the condition of the sheave bushings.
Replace the bushings if showing any signs of
wear.
e. Inspect the pin (21), and replace it pin if there are
any signs of wear.
3.3.3 Outer Boom Removal
1. Remove both the inner boom and intermediate
boom as described in Section 3.3.1, “Inner Boom
Removal,” and Section 3.3.2, “Intermediate Boom
Removal.”
2. Use a suitable overhead lifting device and sling
attached to the Lift/Lower cylinder; remove slack
from the sling.
3. Securely block the outer boom section.
4. At the front of the outer boom, remove the
capscrews (23) and lockwashers (24) holding the
wear pads (25) and spacers (26) to the inside of the
outer boom. Label the wear pads and spacers as
“Lower Left” or “Lower Right.” Save the capscrews,
lockwashers, spacers and wear pad inserts (27).
MH1090
19
20
21
22
WARNING:
Wear protective footwear
with reinforced toe caps and slip-resistant
soles. Failure to comply can result in foot or
other bodily injury from crushing, slipping or
falling.
WARNING:
NEVER lift a heavy object
without the help of at least one assistant or a
suitable sling and hoist. Failure to comply can
result in death or serious personal injury.
MH1100
23
24
25
26
27