1994 PCED OBDI-A | SECTION 20A: Diesel Diagnosis—7.3L IDI Engine |
Setting Injection Timing—Static Timing
- Remove fast idle bracket and solenoid from injection pump.
- Break torque (keeping nuts snug) on three nuts attaching injection pump to pump mounting adapter using Injection Pump Mounting Wrench T83T-9000-B (Figure 2).
- Install Injection Pump Rotating Tool T83T-9000-C (Figure 4) on front of pump and rotate injection pump to align timing mark on injection pump mounting flange with timing mark on pump mounting adapter, to within ± 0.75mm (0.030 inches).
- Remove rotating tool and tighten nuts to specification. Visually check timing to verify that timing marks are aligned (Figures 12 and 13). Install fast idle bracket and solenoid and tighten bolts to specification.
Figure 12: Injection Pump Timing Marks, 7.3L IDI Turbo Diesel Engine
Figure 13: Injector Pump Timing Marks, 7.3L Naturally-Aspirated Diesel Engine