160GR Natural Gas Booster Instruction Manual
Mayekawa all rights reserved. Subject to change without notice. Lat revised in October 2007
p.21
the suction cover and the bearing head. These bolts cannot be removed after the compressor
is placed on the paten.
Figure 1 Bolt under Suction Cover
Figure 2 Bolt under Rotor Casing
There is a large amount of residual oil inside the compressor. Extract the oil in advance.
The oil inside can be extracted by removing the plug on the bottom of the suction cover and
the rotor casing, or plug (454-2) on the suction cover. Also, loosen the Variable Vi
弁位置決め
pin at the same time (note: the
二面幅
of the hex head of the set bolt is 288mm. That of
Variable Vi
弁位置きめ
pin is 30mm).
Figure 3
when set bolt is on Rotor casing
Figure 4 when set bolt is on Suction Cover
The residual oil will be discharged during the whole process on the platen. The oil mostly
accumulates: a) inside the seal cover, b) inside the balance piston cover, c) inside the bearing
head.
