Heavy Duty

IDLE SPEED

NOTE: Applicable to Heavy Duty vehicles only, (GVW 8501 lbs and over).


Refer to underhood Vehicle Emission Control Information Label for curb idle rpm, propane rpm, and fast idle rpm.


TORQUE VALUES

Component Torque

Air Injection Tube Nut 25 - 35 ft lbs (34 - 47 Nm)
Air Pump Pulley Screws 95 in-lbs (11 Nm)
Air Pump and Bracket Mounting Bolts 30 ft lbs (41 Nm)
Charge Temperature Switch 60 in-lbs (6.8 Nm)
Check Valve Tube Nut 25 ft lbs (34 Nm)
Coolant Temperature Sensor 20 ft lbs (27 Nm)
Diverter Valve Mounting Screws 95 in-lbs (34 Nm)
EGR Control Valve Mounting Nuts 200 in-lbs (23 Nm)
Injection Tube-to-Exhaust Manifold Mounting Screws 100 in-lbs (11.2 Nm)
Oxygen Sensor 20 ft lbs (27 Nm)
Switch/Relief Valve Mounting Screws 125 in-lbs (14 Nm)