Air Tubes
| Condition | Code | Procedure |
|---|---|---|
| Attaching hardware broken | A | Require repair or replacement of hardware |
| Attaching hardware missing | C | Require replacement of hardware |
| Attaching hardware not functioning | A | Require repair or replacement of hardware |
| Leaking | A | Require repair or replacement |
| Missing | C | Require replacement |
| Restricted, affecting performance | A | Require repair or replacement |