MAYEKAWA 4M, Руководство по эксплуатации, Страница: 110 / 166

2202G1JE-DA-M-N_2010.01.
5 Maintenance
Reciprocating Compressor M Series 5.5 Disassembly/Assembly
5-40
5.5.8.3 Attentions for Attaching the Crankshaft
 The crankshaft weighs approx. 140 kg. Handling it inappropriately may cause
injury. Attach the crankshaft in an appropriate manner with at least two other
people.
1.
Attach the coupling rod (a) (or an M20 bolt with a
sufficient length) into the screw hole at the end of
the crankshaft axis at the main bearing head side.
 Use the bolts (M27 with fine pitch) on the
seal cover for 62M-FM.
2.
Lift the crankshaft by holding the coupling rod (a)
(or the bolt with a sufficient length) that is
attached in Step 1 and a block (c) until the
crankshaft balance weight at the seal cover side
comes to the position of the main bearing head
assembly attachment flange on the crankcase.
3.
Lower the crankshaft so that the crankshaft
balance weight (b) at the seal cover side is
properly placed onto the main bearing head
assembly attachment flange on the crankcase.
4.
Attach the coupling rod (or a bolt with a sufficient
length) into the screw hole at the end of the
crankshaft axis at the seal cover side.
5.
Lift the crankshaft to attach it to the specified
position using the coupling rods (or bolts with a
sufficient length) that are attached in Steps 1 and
4.