Elliott E190, Operation And Maintenance Manual

Page: 210 / 358

Five Section Boom Operation-aerial EEC-0080 V1.3
Five Section Boom Operation
E. Install 5
th
section into 4
th
section approximately 3 feet (100cm). Take care not to
damage 3/4/5 extend cables. They should lie on the extended lip of the bottom plate
of the 5
th
section.
F. Install 3/4/5 extend sheave pins and bearings into the 3/4/5 extend sheaves. Install
wear plugs into the holes on each side of the extend sheaves. Loop 3/4/5 extend
cables around the 3/4/5 extend sheaves and slide the sheaves between the 4
th
and
5
th
boom sections, make certain the grease hole in the pin is orientated correctly
before attaching pin to 4
th
section. Install countersunk capscrews attaching 3/4/5
extend sheave pins to 4
th
section.
G. Raise the 5
th
section against the top of the 4
th
and install the bottom wear pads
between the 4
th
and 5
th
, lower 5
th
section onto pads.
H. Install side wear pads with appropriate shims on front side inside of the 4
th
section
boom. Install upper spacer bar and cable guide with wear pad and related hardware
on the top of the 4
th
section. Shim according to calibration instructions or as pads
were originally removed and tagged.
I. Push the 5
th
section completely inside the 4
th
section until it bottoms out on the
doubler plates in the rear of the 4
th
, keep 3/4/5 extend cables tight when installing
section. A scribe mark on the 5
th
at full retraction will aid in cable tensioning for
proper boom sequence later.
J. Uncoil 5/4/3 retract cables out of the 5
th
section, assemble 4
th
section retract
sheaves and pins into the inside of the 4
th
section rear, using proper hardware and
Loctite 242, reeve cable over sheave installing upper keeper capscrew and lower
rear pad, this pad serves as a cable keeper, lower pad and side pad for the rear of
the section.
K. Install 4/3/2 retract cable button end into anchor point in 4
th
section and install
keeper plate and capscrews. This keeper plate is installed temporarily to keep the
button ends in place during this phase of the assembly, it will need to come back out
during cylinder and 2/3/4 extend cable installation. Coil 4/3/2 retract cables
temporarily into 5
th
section.