Man D 2840 LE 301, Руководство по ремонту

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Reworking valve seat
107
Reworking valve seat
(with Mira precision valve seat machining device)
Fig. 1
1 Feed nut with mm scale
2 Guide ball
3 Jaccard lever
4 Lubricating nipple
5 Rotary head
6 Hex socket screw
7 Tool
8 Guide mandrel
9 Driving crank
10 Toggle switch
11 Handle
12 Lubricating nipple
13 Mains connection
14 Magnetic flange with coil
15 Guide pipe
16 Slewing arm
Fig. 2
Select suitable guide mandrel, screw it in with a
spanner (12 mm) and tighten it.
Note:
For extreme precision work the guide
mandrel must fit snugly.
Select and insert the tool with the corresponding
seat width and the corresponding seat angle.
Fig. 3
Set the tool with a setting gauge and tighten it with
the hex socket screw.
Insert unit with guide mandrel into the valve guide.
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