National Crane 3-29-2018 Control # 610-00 7-5
NBT40-1 SERIES OPERATOR MANUAL LUBRICATION
Lubrication Points
Table 7-2
5
17
15
13
7
18
2
4
1
14
3
10a
10b
6
8
12
11
16
FIGURE 7-1
5
14
Grease
Tube
5
21
9
7471-1
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 points),
jib (1 plc), hook block (1 point), Aux
Boom Nose (1 point
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