657-110001
Page
15
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION
MOTOR SPEED IS UNSTABLE
OR PULSATES
Wrong horsepower setting
Check DIP switch setting, page 4.
Motor and load not correctly
aligned
Perform alignment.
Damaged motor
Repair or replace motor.
Speed potentiometer set too low
Increase speed potentiometer
setting.
MOTOR WILL NOT MAINTAIN
SPEED UNDER LOAD
Wrong horsepower
Check DIP switch setting, page 4.
setting
TORQ trim pot is out of
adjustment
Visually check setting (Figure 4).
Adjust TORQ trim pot, page 12.
Motor overloaded
Reexamine the load parameters.
MOTOR WILL NOT STOP WITH
SPEED POT ADJUSTED
AT ZERO
MIN trim potentiometer is set too
high
Turn the MIN trim pot CW until
motor stops.
Open connection on speed
potentiometer
Check S1, S2, S3 connections.
Defective speed potentiometer
Replace the potentiometer.
Note: The Disable input should be used when the motor is expected to remain stopped.
NO SPEED ADJUSTMENT
Defective speed potentiometer
Replace the potentiometer.
Open connection on speed
potentiometer
Check S1, S2, S3 connections.
Summary of Contents for LA-309
Page 5: ...10 004 676 110000 v WARRANTY Warranty goes here ...
Page 6: ...vi LA 309 Owner s Manual ...
Page 12: ...Contents xii LA 309 Owner s Manual ...
Page 20: ...Section 1 1 8 LA 309 Owner s Manual ...
Page 68: ...Section 3 3 28 LA 309 Owner s Manual ...
Page 70: ...Section 4 4 2 LA 309 Owner s Manual ...
Page 72: ...Section 4 4 4 LA 309 Owner s Manual ...
Page 98: ...Section 5 5 2 LA 309 Owner s Manual ...
Page 100: ...Section 5 5 4 LA 309 Owner s Manual ...
Page 106: ...Section 5 5 10 LA 309 Owner s Manual ...
Page 108: ...Section 5 5 12 LA 309 Owner s Manual ...
Page 110: ...Section 5 5 14 LA 309 Owner s Manual ...
Page 112: ...Section 6 6 2 LA 309 Owner s Manual ...
Page 114: ......
Page 115: ......
Page 126: ...Section 7 1 Fiberfrax Cements MSDS 042006 Owner s Manual ...
Page 139: ...MSDS 2 Fiberfrax Duraboard MSDS 042006 MATERIAL SAFETY DATA SHEETS ...
Page 140: ...Section 7 2 Fiberfrax Duraboard MSDS 042006 Owner s Manual ...
Page 153: ...MSDS 3 Fiberfrax Fibers MSDS 042006 MATERIAL SAFETY DATA SHEETS ...
Page 154: ...Section 7 3 Fiberfrax Fibers MSDS 042006 Owner s Manual ...
Page 167: ...MSDS 4 Fiberfrax Papers MSDS 042006 MATERIAL SAFETY DATA SHEETS ...
Page 168: ...Section 7 4 Fiberfrax Papers MSDS 042006 Owner s Manual ...
Page 181: ...MSDS 5 Magnaform MSDS 050406 MATERIAL SAFETY DATA SHEETS ...
Page 182: ...Section 7 5 Magnaform MSDS 050406 Owner s Manual ...
Page 183: ......
Page 184: ......
Page 185: ...Section 7 6 RTU Silicone Red Hi Temp 042006 Owner s Manual ...
Page 186: ...MSDS 6 RTU Silicone Red Hi Temp 042006 MATERIAL SAFETY DATA SHEETS ...
Page 189: ...Section 7 7 Kaowool Insulation MSDS 050406 Owner s Manual ...
Page 190: ...MSDS 7 Kaowool Insulation MSDS 050406 MATERIAL SAFETY DATA SHEETS ...
Page 201: ...Material Safety Data Sheets 7 15 Notes ...
Page 202: ...Section 7 7 16 Owner s Manual ...
Page 204: ...Section 8 Owner s Manual ...
Page 206: ...Section 8 Owner s Manual ...
Page 212: ...iv Operation and Troubleshooting ...
Page 214: ...vi Operation and Troubleshooting ...
Page 224: ...Page 10 Operation and Troubleshooting ...
Page 231: ...9 1 Section 9 APPENDIX B 9 1 EC913 CALIBRATION REPORT 9 2 SERIES EC900 OXYGEN ANALYZERS ...
Page 232: ...Section 8 Owner s Manual ...
Page 233: ......
Page 234: ...Section 8 Owner s Manual ...
Page 279: ...Section 8 Owner s Manual ...
Page 281: ...MSDS MATERIAL SAFETY DATA SHEETS ...
Page 282: ...16 Notes ...