Mack MP7 Service Manual page 268

REPAIR INSTRUCTIONS, PART 1
19. Connect the fan actuator.
20. Connect the engine coolant temperature
sensor.
21. Attach the charge air cooler outlet
components.
22. Attach the charge air cooler inlet
components.
23. Attach the coolant expansion tank.
24. Attach the lower radiator tube.
25. Connect the cab heater and fuel heater
coolant return lines to the lower radiator
tube.
26. Attach the upper radiator tube.
27. If the vehicle is equipped with air
conditioning:
a. Connect the A/C compressor discharge
hose.
b. Connect the A/C line at the
receiver/dryer.
c. Connect the pressure switch on the
receiver/dryer.
d. Connect the low pressure cutout
switch.
e. Recharge the A/C system with
refrigerant using refrigerant recovery
and recycling equipment for R134A.
28. Install the inlet air system components
including the filter.
29. Connect the inlet air heater if present.
30. Attach the oil, fuel and coolant filters.
31. Close all drains and drain valves.
32. Connect all sensors and actuators.
33. Install the drive belts.
34. Attach the hood, or lower the tilted cab.
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