Page 326 - Reciprocating Compressors Operation Maintenance

Troubleshooting Compressor Problems 311

TABLE 5-1 (CONTINUED)
TROUBLESHOOTING CHART
§ 1 1 £
The Problem I
1 S.13 « §."1 * ni
1
s
i
l
-i? 1.1
J bl* ii tS fcl II It L, § I** Sg-3
ii
If fi ii ii J3 « ii Ii II Ifi ?
The Causes
*
V-belt or other misalignment
Bearings need adjustment or renewal •
Oil level too high *
Lubrication inadequate • *
Oil viscosity incorrect * «
•
Ambient temperature too high
Ventilation poor •
Air flow to fan blocked •
Rotation wrong •
Oil level too low •
Check or discharge valve defective V
"Off" time insufficient •
Belts too tight *
Valves dirty • • # •
Liquid carryover *
Oil feed excessive .
Air filter defective •
Dirt, rust entering cylinder .
Assembly incorrect •
Springs broken *
New valve on worn seat .
Worn valve on good seat *
Rod packing too tight «
Control air line clogged *
Resonant pulsation (inlet or disch) * • *

(table continued on next page)