mycom 3225**C Series Instruction Manual page 103

e) Tighten the hexagon socket head cap screws evenly up to the specified tightening torque. The bolts
on the bottom side (about 6 bolts) are to be tightened during the final assembly stage, on the special
stand used in the disassembly process.
f) For both the high-stage and low-stage blocks, move the unloader push rod back and force by hand
to check that it is working normally.
g) Hold and rotate the M rotor shaft to check if it works normally.
In addition, check that the rotor has an axial play (i.e., the rotor can move in the axial direction).
h) On the low-stage, push in the oil injection pipe [85] installed with the O-ring [86] to the suction cover
(Photo 076). Then, install the oil injection pipe gland [164] installed with the O-ring [165].
Photo 076
Compound 2-stage Screw Compressor 3225**C
Chapter 5 Maintenance and Inspection
5-47
2202MYJE-MY-C8-N_2018.02.
Photo 077
5.5 Reassembly