mycom 3225MSC

2202MYJE-MY-C8-N_2018.02.
Table of Contents
Compound 2-stage Screw Compressor 3225**C
ix
Chapter 6 Troubleshooting
01: Compressor does not start up ............................................................................ 6-1
02: Compressor stops immediately after startup ................................................... 6-1
03: Unusually low pressure (decrease of suction pressure) ................................. 6-2
04: Low oil pressure (low lubricating oil supply pressure) ................................... 6-2
05: Intermediate pressure is unusually high ........................................................... 6-3
06: Unusually high pressure (abnormal discharge pressure) ............................... 6-4
07: Discharge temperature is abnormally high ....................................................... 6-5
08: Leak from mechanical seal ................................................................................. 6-6
09: Squeaking of mechanical seal ............................................................................ 6-7
10: Capacity control position is indicated incorrectly ........................................... 6-7
11: Capacity control malfunction.............................................................................. 6-8
12: Compressor generates abnormal vibration and/or sound .............................. 6-9
Chapter 7 Related Documents
7.1 Exploded Views, Assembly Sectional Views ............................................ 7-1
7.2 Parts Configuration Table ......................................................................... 7-27
7.3 Tightening Torques for Bolts and Nuts ................................................... 7-34
7.4 About the O-rings Used ............................................................................. 7-36
7.4.1 List of O-rings Used ........................................................................................... 7-36
7.4.2 O-ring Materials Used for Screw Compressor ................................................... 7-36
7.5 Tools for Disassembly............................................................................... 7-37