2205Q2JE-HO-S6-N_2020.01.
Chapter 5 Maintenance and Inspection
SCV-series Screw Compressor 5.5 Reassembly
5-47
j) After setting the flanges of the suction cover and balance piston cover together, tighten the hexagon
socket head cap screws [24] for the balance piston cover and the same ones [62] for the unloader
cylinder, the specified torque respectively.
k) Use the eye bolts to pull the piston toward yourself, once remove the temporarily fastened lock nut,
install the lock washer [70] and lock nut [69], and then tighten the lock nut at the specified torque.
To prevent loosening, bend the claw of the lock washer at the notch of the lock nut.
m)
Lastly, use the M8 eye bolts to check the smooth movement of the piston (slide valve).
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