Manitowoc National Crane 1300A Service And Maintenance Manual

National Crane 01-22-2019 Control # 051-08 8-7
1300A LUBRICATION
8
4. Extend the boom to line up the access holes on the 2
nd
section (3) with the wear pads on the 3
rd
section. Apply
grease to the 3
rd
section wear pads with a grease gun.
5. Extend the boom to line up the access holes (2) on the
3
rd
section with the wear pads on the 4
th
section. Apply
grease to the 4
th
section wear pads with a grease gun.
6. Raise the boom to at least 75°.
7. Extend the boom about 1/3 and retract to spread the
grease.
8. Repeat steps 3 - 6. Extend the boom about 2/3 and
retract to spread the grease.
9. Repeat steps 3 - 5. Fully extend and retract the boom to
spread the grease.
Side and Bottom Boom Wear Pad
Lubrication
Recommended lubricant is EP-3MG grease.
1. Fully extend and set the outriggers.
NOTE: A fully extended boom at horizontal needs to have
an assist from a crane or forklift to retract. Lift the
front of the boom enough to relieve pressure on the
bottom wear pads. This should be sufficient for the
boom to retract.
2. Lower the boom to horizontal.
3. Fully extend the boom and apply grease to the side and
bottom of the 2
nd
, 3
rd
, and 4
th
sections with a brush.
4. Extend and retract the boom several times until the
grease is evenly spread.
5. Repeat steps 3 and 4 as necessary to ensure the boom
is fully lubricated.
Hoist Brake Oil
Check Hoist Brake Oil
To check the hoist brake oil, remove the brake oil vent/fill
plug (Figure 8-3) and visually inspect the oil level. The fluid
should be filled with 0.24 l (0.25 qt) of oil. If more fluid is
needed, add through the brake oil vent/fill plug hole.
Drain /Add New Hoist Brake Oil
To drain and add new oil, remove the brake oil drain plug
(Figure 8-3), inspection plug and vent plug and drain the
brake oil. Reinstall drain plug and add fluid at the brake oil
Item Description
1
1
st
Boom Section
2
Access Holes for 4
th
Section Wear Pad
3
Access Holes for 3
rd
Section Wear Pad
4
Access Holes for 2
nd
Section Wear Pad
5
2
nd
Section Wear Pad
6 Access Plate
DANGER
Do not, under any circumstances, work at an elevated
height without using proper fall protection as required by
local, state or federal regulations.
1
3
FIGURE 8-2
2
4
5
6
!

Manitowoc National Crane 1300A Specifications

General

Brand	Manitowoc
Model	National Crane 1300A
Category	Construction Equipment
Language	English