Charge-Air Cooler System - Manitowoc Grove RT540E Service Maintenance Manual

RT540E SERVICE MANUAL

Charge-Air Cooler System

The charge-air cooler (CAC) (Figure 7-8) is used to cool
engine air after it has passed through a turbocharger, but
before it enters the engine. The charge-air cooler provides
better horsepower, increased fuel efficiency, and reduces
engine emissions.
The CAC system consists of the ducting to and from the
charge-air cooler and a hydraulically driven fan. The charge-
air cooler system must be air-tight in order to work efficiently.
The ducting consists of metal tubing, hose clamps and
bellows. The recommended installation torque of the spring
Item Description
1 CAC
2 Engine Coolant Radiator
3 CAC Hot Air Inlet
4 CAC Cold Air Outlet
GROVE
3
8089-1
Charge-Air Cooler
Published 4-20-2015, Control # 502-01
loaded T-bolt clamps is 11.3 Nm (100 lb-in). Do not
compress the spring completely, the bellows and/or clamp
may be damaged from thermal expansion of the CAC tube.
Maintenance
Check the hose clamps for proper torque.
Inspect the bellows for cracks or holes.
Clean the charge-air cooler, removing any dirt or debris.
Verify the fan is operating correctly and there are no
hydraulic leaks.
4
POWER TRAIN
1
7
2
FIGURE 7-8
7-13