2202L5JE-DA-C5-N_2015.05.
Table of Contents
Compound 2-stage Screw Compressor 1612LSC Speed Increaser Type
ix
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
7 Related Documents
7.1 Development Views, Assembly Sectional Views ...................................... 7-1
■ Figure 7-1 Development View (Low-stage) ........................................................... 7-1
■ Figure 7-2 Development View of the Parts Assembly (High-stage) ...................... 7-2
■ Figure 7-3 Assembly Sectional View (Vertical) ...................................................... 7-3
■ Figure 7-4 Assembly Sectional View (Horizontal) ................................................. 7-4
7.2 Parts Configuration Table ........................................................................... 7-5
7.3 Tightening Torques for Bolts and Nuts ..................................................... 7-9
7.4 O-rings for Use ........................................................................................... 7-11
7.4.1 List of O-rings for Use ........................................................................................ 7-11
7.4.2 List of O-ring Materials for Screw Compressor .................................................. 7-11
7.5 Tools for Disassembly ............................................................................... 7-12
Contact Information
Sales Offices in Japan ........................................................................................... Contact-1
Manufacturing Bases in Japan ............................................................................... Contact-1
Global Network ....................................................................................................... Contact-2
NORTH AMERICA ........................................................................................................ Contact-2
EUROPE and AFRICA .................................................................................................. Contact-2
ASIA PACIFIC ............................................................................................................... Contact-3
LATIN AMERICA ........................................................................................................... Contact-5
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