| Acronym | Meaning |
![](file.png) | PTA | Positest Analysis |
![](file.png) | HSI | Horizontal Situation Indicator |
![](file.png) | K-SLPS | KSC Spacelab Project Specification |
![](file.png) | PLM | Payload Monitoring |
![](file.png) | PGA | Programmable Gain Amplifier |
![](file.png) | FOF | First Operational Flight |
![](file.png) | PBIC | Programmable Buffer Interface Card |
![](file.png) | VCD(S) | Vapor Compression Distillation (Subsystem) |
![](file.png) | CCVA | Chamber Coolant Valve Actuator |
![](file.png) | CCW | Counterclockwise |