Governor Assembly (N4A-Hl): Inspection
Check valves and bore for scoring. Check free length of springs. Measure clearance between seal ring and groove. Refer to the GOVERNOR SPECIFICATIONS table. With governor reassembled, apply less than 71 psi (5 kg/cm2 ) to oil passage between seal rings for no more than 5 seconds. Valve should move slightly, and a vibrating sound should be heard.
GOVERNOR SPECIFICATIONS
| Application | In. (mm) | ||
|---|---|---|---|
| Spring Free Length | |||
| Primary | .858 (21.80) | ||
| Secondary | |||
| B2200 (F2 EGI) & MPV | .992 (25.20) | ||
| Miata | 1.05 (26.70) | ||
| Seal Ring-To-Groove Clearance | .0016-.0063 (.040-.160) | ||