SkyTrak 8042 Service Manual - Manual (Page 212)

3.151 Model 8042, 10042, 10054 Legacy Rev. 03/04
Boom
32. Pull the inner boom extend chain (1) up and around
the sheave (2) at the front of the secondary
intermediate boom.
Note: ALWAYS replace elastic locknuts with new elastic
locknuts to help ensure proper fastening.
33. Place the extend chain clevis (3) between the
mounting plates at the front of the secondary
intermediate boom. Coat the saved shoulder bolt (4)
with anti-seize compound and insert through the
plates and clevis. Secure the shoulder bolt in place
with a new elastic locknut (5). Tighten securely, but
the chain clevis should pivot freely.
34. Return to the operator’s compartment and start the
engine. Slowly extend the boom to gain access to
the inner boom retract chain adjustment nut (3) on
the lower left side of the primary intermediate boom.
Shut the engine OFF.
35. Tighten the adjustment nut until the threads of the
threaded clevis are flush with the top edge of the nut.
This will be a starting point for adjustment of the
inner boom retract chain.
36. Check and adjust the inner boom retract chain
tension. (Refer to Section 3.7.3, “Boom Chain
Tension Check.”)
3.8 HOSE CARRIER ASSEMBLY - FOUR
SECTION BOOM (10054)
3.8.1 Hose Carrier Assembly Removal
1. Remove any attachment from the quick attach
assembly. (Refer to Section 3.10.1, “Disconnecting
from an Attachment.”)
2. Park the vehicle on a hard, level surface. Be sure
there is enough room in front of the vehicle to allow
the inner boom section to be removed from the front
of the boom assembly.
3. Fully retract the boom and raise the boom to a
horizontal position. Place the travel select lever in
(N) NEUTRAL, move the neutral lock lever to
NEUTRAL LOCK position, engage the parking brake
switch and shut the engine OFF. Allow the hydraulic
oil to cool before proceeding.
4. Move the Attachment Tilt joystick in both directions
to relieve any trapped pressure in the Attachment Tilt
system. Move the auxiliary hydraulic joystick in both
directions to relieve any trapped pressure in the
auxiliary hydraulic system.
MH2520
13
14
15
16
17
WARNING:
Wear protective footwear
with reinforced toe caps and slip-resistant
soles. Failure to comply can result in foot injury
from falling objects or other bodily injury from
slipping or falling.
WARNING:
NEVER lift a heavy object
without the help of an assistant or a suitable
sling and hoist. Failure to comply can result in
serious personal injury.