Section 01: ENGINE
PA1553
24
5. Start engine for a visual check. Check fuel,
oil, cooling, pneumatic and hydraulic system
connections for leakage. Test operation of
engine controls and accessories.
FIGURE 17: ENGINE COMPARTMENT XLII MTH (TYPICAL)
01174
10. VALVE COVER REMOVAL
Refer to the series 60 Detroit diesel service
manual for injectors and valves adjustment.
Access to engine cover differs depending on
vehicle model.
Wait until engine is cold prior to working on
vehicle.
10.1 XLII MOTORHOMES
1. Remove air intake pipe.
2. Remove the after CAC (Charger-Air-Cooler)
air pipe.
3. Disconnect ventilation pipe from valve
cover.
4. Remove trap door located in the middle rear
end of vehicle.
5. Remove engine cover.
6. Adjust Jake brakes (if applicable), injectors
and valves using Detroit Diesel service
manual for series 60 engines.
7. Verify engine cover gasket and replace if
necessary.
8. Reinstal engine cover with a tightening
torque of 18-22 Lbf-ft (25-30 Nm).
NOTE
New gasket must be ordered directly from
Detroit Diesel.
9. Connect ventilation pipe to engine cover.
10. Reinstall air intake and after CAC air pipes.
11. Reinstall trap door and interior finish.