1. Install glow plugs in each cylinder head (Figure 2-178).
Tighten plugs to 8-12 lb-ft (11-16 Nโขm).
2. Install gasket on each injector nozzle (Figure 2-179).
3. Install injector nozzles in cylinder heads finger tight.
4. Tighten nozzles to 44-60 lb-ft (60-81 Nโขm) torque with installer tool Jโ29873.
5. Connect return hoses between nozzles and install hose clamps.
6. Install plug on rear nozzle and install hose clamp.