Technical Bulletins update, supplement or revise information necessary for installation, operating, maintaining or repairing Westinghouse supplied components or systems.
A condensed list of Technical Bulletins particularly relevant to RRAS systems and products is provided below.
For a complete list of Technical Bulletins or copies of particular bulletins, contact your RRAS Nuclear Parts Specialist.
| Number and Revision |
Date |
| Subject |
| |
| Molded Case Circuit Breakers |
| TB-03-5 |
06/24/03 |
| Superceded by TB-04-13, (Replacement Solutions for Obsolete AB-Deion (Classic Molded Case) Circuit Breakers and UL Testing Issues) |
| |
| TB-04-13 |
06/28/04 |
| Replacement Solutions for Obsolete Classic Molded Case Circuit Breakers, UL Testing Issues, Breaker Design Life and Trip Band Adjustment |
| Top |
| Rod Control Systems |
| 77-03-R0 |
02/16/77 |
| RCCA/Drive Rod Uncoupling |
| |
| 77-14-R0 |
10/10/77 |
| CRDM Misstepping |
| |
| 78-02-R0 |
03/07/78 |
| Control Rod Drive Mechanism Polarity Tests |
| |
| 87-10-R0 |
08/17/87 |
| Lambda Power Supplies |
| |
| 87-12-R0 |
12/07/87 |
| SSRC 24 VDC Power Supply-To-Neutral Wiring |
| |
| 89-06-R0 |
11/01/89 |
| Termi-Point Clips Installation Check |
| |
| 93-03-R0 |
08/10/93 |
| Rod Control - Single Rod Withdrawal |
| |
| 94-05-R0 |
05/06/94 |
| Rod Control - CRDM Timing Change |
| |
| 94-05-ADA-R0 |
10/20/94 |
| Rod Control - CRDM Timing Change |
| |
| 00-03 |
07/31/00 |
| Stationary/Moveable Gripper Blocking Diodes |
| |
| 02-6 |
07/24/02 |
| Rod Control System Gripper Circuit Fuses |
| Top |
| DB Breakers |
| 79-02 |
04/17/79 |
| Westinghouse DB Breakers - Overcurrent Devices |
| |
| 83-02-R1 |
09/13/83 |
| DB-50 Reactor Trip Breaker Maintenance |
| |
| 83-03-R0 |
03/24/83 |
| Westinghouse DB & DS Circuit Breaker Shunt & Undervoltage (UV) Coils |
| |
| 88-04-R0 |
08/09/88 |
| Direct Trip Actuator Installation |
| |
| 91-03-R0 |
04/22/91 |
| DB Breaker Secondary Contact Failure |
| |
| 92-04-R0 |
05/18/92 |
| DB Breaker Maintenance |
| |
| 92-06-R0 |
06/16/92 |
| Westinghouse Type LS and LSG Amptectors |
| |
| 93-05-R0 |
01/10/94 |
| Unauthorized Switchgear Maintenance Manuals |
| |
| 99-01 |
02/04/99 |
| DB-75/100 Circuit Breaker Center Trip Pad |
| |
| 99-05 |
08/23/99 |
| DB-50 Breaker Minimum Trip Force and Seismic Enhancements |
| |
| 01-01-R1 |
02/09/01 |
| Amptector Trip Units |
| Top |
| 75-02-R0 |
02/20/75 |
| DS Breaker Problems |
| |
| 83-03-R0 |
03/24/83 |
| Westinghouse DB & DS Circuit Breaker Shunt & Undervoltage (UV) Coils |
| |
| 84-02-R1 |
04/13/84 |
| DS/DSL Breakers-Potential Wire Damage |
| |
| 85-17-R0 |
08/14/85 |
| DS-Breaker Spring Release Latch Lever |
| |
| 87-11-R0 |
12/01/87 |
| DS/DSL Breaker Pole Shaft Welds |
| |
| 88-04-R0 |
08/09/88 |
| Direct Trip Actuator Installation |
| |
| 88-05-R0 |
08/09/88 |
| DS/DSL Breaker Amptector/Direct Trip Actuator Compatibility |
| |
| 88-07-R0 |
12/16/88 |
| DS Breaker Mechanical Binding of Spring Release Device (SRD) |
| |
| 91-06-R0 |
09/24/91 |
| DS-206 and DSL-206 Breakers - Mechanical Friction of Main Contact Assemblies |
| |
| 92-06-R0 |
06/16/92 |
| Westinghouse Type LS and LSG Amptectors |
| |
| 93-05-R0 |
01/10/94 |
| Unauthorized Switchgear Maintenance Manuals |
| |
| 98-02 |
07/22/98 |
| DS Breaker Main Contact Adjustment |
| |
| 00-01-R0 |
04/24/00 |
| Westinghouse DS Circuit Breaker Issues |
| |
| 01-01-R1 |
02/09/01 |
| Amptector Trip Units |
| Top |
| DHP Breakers |
| 96-05-R0 |
06/19/96 |
| DHP Breakers: Levering-In Device |
| |
| 97-04-R0 |
05/30/97 |
| DHP Breakers: Motor Cut-Off Switch & Indicator |
| Top |
| 74-10-R0 |
09/09/74 |
| W-2 Switch Starwheel Failures |
| |
| 75-04-R0 |
03/21/75 |
| Westinghouse Type OT 2 Switches |
| |
| 75-13-R0 |
09/21/75 |
| W-2 Switches with Pull to Neutral |
| |
| 77-10-R0 |
07/21/77 |
| AR-Relays with Latch Attachments |
| |
| 79-05-R0 |
08/14/79 |
| NBFD Relays |
| |
| 80-09-R1 |
02/16/81 |
| W-2 Switch (With Spring Return to Neutral) |
| |
| 82-03-R1 |
12/14-82 |
| AR Relay Latch Attachments |
| |
| 74-10-R1 |
02/13/98 |
| W-2 Switch Starwheel Failures |
| |
| 00-05 |
10/05/01 |
| Change in BF Relay Coil Design |
| Top |
| 75-01 |
01/31/75 |
| Reactor Coolant Pump Thermal Barrier |
| |
| 75-03 |
02/27/75 |
Reactor Coolant Pump (RCP) Vibration Limits
for Type 93 & 93A Pumps |
| |
| 75-05 |
05/19/75 |
| Reactor Coolant Pump (RCP) Leakoff Isolation |
| |
| 75-05 Supp. A |
06/13/75 |
| Reactor Coolant Pump (RCP) Leakoff Isolation |
| |
| 75-08 |
08/18/75 |
Reactor Coolant Pump Seals (Matches ring and
runners not required for No. 2 and No. 3 seals) |
| |
| 75-15 |
10/21/75 |
| Seal Injection During Plant Fill Operation |
| |
| 76-11-R1 |
08/12/76 |
Models 93, 93A, 93A-1, and 100 RCP No. 1 Seal
Starting Parameters |
| |
| 76-14 |
11/15/76 |
| Seal Shimpack Increase on RCP |
| |
| 80-10 |
09/25/80 |
| Reactor Coolant Pump No. 1 Seal Bypass Valve |
| |
| 82-05 |
12/28/82 |
| Reactor Coolant Pump Shaft Seals (Aluminum Oxide Coated Nos. 2 and 3 Runners) |
| |
| 83-01 |
02/10/83 |
| Reactor Coolant Pump Diffuser Adapter Bolts |
| |
| 83-08 |
10/11/83 |
| 93D Reactor Coolant Pumps Main Flange Studs |
| |
| 83-10 |
12/02/83 |
| Reactor Coolant Pumps (Lubrication and torque of No. 1 runner shoulder bolts) |
| |
| 85-02 |
01/25/85 |
| Reactor Coolant Pumps Lockwashers |
| |
| 85-03 |
01/25/85 |
| Reactor Coolant Pump Coupling Advance |
| |
| 85-04 |
01/25/85 |
| Reactor Coolant Pumps Spool/Coupling Dowels |
| |
| 85-05-R1 |
09/23/85 |
| Reactor Coolant Pumps #2 Seal Upgrade |
| |
| 85-06 |
01/28/85 |
| Reactor Coolant Pumps Number 1 Seal |
| |
| 85-15 |
06/17/85 |
| Reactor Coolant Pump Shaft Seals (Seal sleeves and spacers) |
| |
| 86-05 |
07/02/86 |
| RCP Cartridge Seal Type Pumps - Shaft Centering Fixture |
| |
| 91-04-R2 |
11/11/02 |
| Reactor Coolant Pump Main Flange Joint Integrity |
| |
| 91-07-R1 |
06/18/92 |
| Overpressurization of RCP #1 Seal Leakoff Line |
| |
| 93-01-R1 |
10/10/95 |
| Revised Procedures for RCP Shutdown With No. 1 Seal Leakage Outside Operating Limits |
| |
| 94-06-R0 |
08/11/94 |
| Model 93A RCP Turning Valve Bolt IGSCC Issue |
| |
| 94-07-R0 |
10/11/94 |
| Model 93A-1 RCP Turning Vane Cap Screw IGSCC and Lock Cup Issues |
| |
| 96-01-R1 |
02/13/98 |
| Early Production model 93A Bearing RTD Thermowell Leakage |
| |
| 96-02-R2 |
10/14/02 |
Thermal Barier/No. 1 Seal Housing Joint Gasket
Leakage |
| |
| 99-03 |
04/26/99 |
| Reactor Coolant Pump Thermal Barrier Cracking |
| |
| 99-04 |
08/23/99 |
| Loose Impeller on RCPs |
| Top |
| |
| Reactor Coolant Pump Motors |
| 73-13-R1 |
08/01/73 |
| Reactor Coolant Pump Motors (Barksdale pressure switch Bourdon tube failure) |
| |
| 75-18 |
12/30/75 |
| Reactor Coolant Pump Motors (Starting Limits) |
| |
| 77-06 |
05/06/77 |
| Maintenance in the Vicinity of Reactor Coolant Pump Motors |
| |
| 81-02 |
01/26/81 |
| Maintenance of RCP Motor Oil Coolers |
| |
| 81-05 |
04/24/81 |
| Bearing Insulation |
| |
| 82-04 |
09/23/82 |
| Gasket Materials |
| |
| 85-01 |
01/15/85 |
| Reactor Coolant Pumps - Swing Check |
| |
| 92-03-R1 |
04/13/94 |
| Undervoltage Trip Protection |
| |
| 92-10-R0 |
09/18/92 |
| Reactor Coolant Pump Motor Airshields |
| |
| 96-06-R0 |
06/25/96 |
| RCP Motor Upper Bearing Oil Cooler Packing |
| Top |
| |
| Other Westinghouse Systems |
| 75-14-R1 |
07/30/79 |
| Capacitors In 7100 Series Equipment |
| |
| 83-04-R0 |
06/15/83 |
| 7300 Series NLP-G03(Loop Power Supply) |
| |
| 85-09-R0 |
03/27/85 |
| SSPS Extender Board Redesign |
| |
| 85-16-R0 |
07/31/85 |
| SPS Undervoltage Output Driver Card |
| |
| 86-01-R0 |
02/27/86 |
| Nuclear Instrumentation System Field Problems |
| |
| 87-04-R0 |
05/20/87 |
Potential Short - Manual/Automatic Control
Stations - 7100 Series |
| |
| 88-02-R0 |
05/05/88 |
| Solid State Protection System Wiring |
| |
| 89-03-R0 |
02/17/89 |
| Source/Intermediate Excore Detector Housing Modification |
| |
| 89-08-R0 |
11/10/89 |
| Anomaly of Tests In The SSPS |
| |
| 92-07-R0 |
12/21/92 |
| 7300 Series NTC, Temperature Channel Test Card |
| |
| 97-07-R0 |
11/03/97 |
| SSPS P-8 Testing |
| |
| 97-09-R0 |
12/17/97 |
| SSPS Testing for Feedwater Isolation |
| |
| 98-01-R1 |
11/09/98 |
| SSPS Testing for P-4 Field Contact Input |
| |
| 96-04-R1 |
11/09/98 |
| Undervoltage Driver Board |
| |
| 01-03 |
08/02/01 |
| Safeguards Driver Board |
| |
| 01-05 |
09/19/01 |
| 7300 Printed Circuit Cards |
| |
| 02-5 |
07/12/02 |
| Basler Power Supplies |
| Top |
