National Crane Published 8-01-2017 Control # 287-11 8-5
NBT40 SERVICE MANUAL LUBRICATION
Lubrication Points
Table 8-2
5
17
15
13
7
18
2
4
1
14
3
10a
10b
6
8
12
11
16
FIGURE 8-1
5
14
Grease
Tube
5
21
9
7471-1
22
Opposite side
25
23
24
26b
26a
Item Application
Recommended
Lubricant
Procedure Frequency
1 Hydraulic oil reservoir Hydraulic Oil Check fill change
Weekly As Required Semi-
Annually
2 Oil filter, Hydraulic oil reservoir Change or clean
After first 40 Hrs. As indicated by
gauge thereafter.
3 Magnetic Plug, Hydraulic oil reservoir Clean At oil filter service interval.
4 Breather, Hydraulic oil reservoir Clean Monthly
5
Sheave pins: boom nose (5 plcs),
jib (1 pl), hook block (1 pl), Aux Boom
Nose (1 pl)
EP-MPG Grease gun Weekly
6 Boom pivot pin EP-MPG Grease gun Monthly
7 Lift cylinder pins - 2 ea. EP-MPG Grease gun Monthly
Reference Only
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