Check operating oil pressure as follows:
1. Verify engine oil is at the proper level. See 1.6 ENGINE OIL AND FILTER.
2. See Figure 3-9. Remove oil pressure switch from crankcase. See 7.25 OIL PRESSURE SWITCH OR SENDER.
3. See Figure 3-10. Install OIL PRESSURE GAUGE SET (Part No. HD-96921-52D).
a. Hand-tighten adapter (2) in oil pressure switch mounting hole.
b. Assemble banjo bolt (3), washer (4), oil pressure gauge (1), banjo fitting and second washer onto adapter. Hand-tighten.
4. Run motorcycle until engine is at normal operating temperature.
NOTE
Engine oil should be at normal operating temperature, 230 °F (110 °C), for an accurate reading.
5. Oil pressure should be within specifications. Refer to Table 3-27.
6. See 1.26 TROUBLESHOOTING if readings are not within specification.
7. Stop engine. Remove oil pressure gauge assembly.
8. Install oil pressure switch. See 7.25 OIL PRESSURE SWITCH OR SENDER.
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