Man D 2842 LE 620 - Reworking valve seat; Reworking Valve Seat with Machining Tool

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Reworking valve seat
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Reworking valve seat
(with Mira precision valve seat machining tool)
Fig. 1
À Driving crank
Á Toggle switch
 Handle
à Lubricating nipple
Ä Mains connection
Å Magnetic flange with coil
Æ Guide pipe
Ç Slewing arm
È Guide mandrel
É Tool
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Hex socket screw
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Rotary head
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Lubricating nipple
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Jaccard lever
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Guide ball
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Feed nut with mm scale
Fig. 2
Select a suitable guide mandrel, screw it in and
tighten with a fork wrench.
Note:
For extreme precision work, the guide
mandrel must fit snugly.
Select and insert a forming cutter with the corre-
sponding seat width and corresponding seat angle.
Fig. 3
Adjust the forming cutter with a setting gauge and
tighten with the hexagon socket screw.
Insert the tool complete with guide mandrel in the
valve guide.
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