Wayback_Service — Spark Plug Service and Adjustment
A Wayback_Service service procedure — check it applies to your exact model before use.
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Before you start
- ALWAYS stop the engine when assembling, lubricating, or adjusting any part of the vibrator. Be sure to disconnect the spark plug wire, and secure it away from the spark plug.
Procedure
- Remove and clean the spark plug.
- Adjust the spark plug gap to 0.024-0.028 inch (0.6-0.7 mm).
Specs & torque values
- Spark plug gap: 0.024-0.028 inch (0.6-0.7 mm)
Source: manual:BPX-rev-4-manual.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.