Ford 2001 Ranger, Manual

Page: 334 / 1218

412-03-2 412-03-2 Air Conditioning
SPECIFICATIONS
General Specifications Torque Specifications
Item Specification Description Nm Lb-Ft Lb-In
A/C Refrigerant R134a WSH-M17B19-A A/C compressor bolts 22.5 16.5 —
Polyolester Compressor WSS-M2C31-B A/C inverter motor 12 — 107
Oil controller bolts
Electric cooling fan
7 — 62.5
bolts
High side A/C line bolts
22 16 —
Low side A/C line bolts 22 16 —
Based upon driver demands, the interface adapter
DESCRIPTION AND OPERATION
assembly (IAA) module varies the power output of
A/C Inverter Motor Controller
the A/C inverter motor controller (IMC), which
The A/C compressor is supplied power by the A/C
controls the compressor output. The A/C system is
inverter motor controller (IMC), which is located in
limited to cooling the passenger compartment to
the underhood compartment next to the traction
18.5
°
C (65
°
F) in order to conserve traction battery
battery charger on the passenger side. Traction
power.
battery voltage is fed to the A/C IMC through the
high-voltage power distribution box (HVPDB), and
this is converted into high-voltage alternating
Compressor
current. Six insulated gate bipolar transistors are
The compressor for the Electric Ranger is located in
incorporated into the A/C IMC for efficient
the underhood compartment below and in front of
operation. Coolant is circulated through the
the traction battery charger. The compressor is
controller to remove heat that is generated during
driven by an electric motor that is powered by high
operation.
voltage from the A/C inverter motor controller
(IMC). Compressor speed is varied based upon
cooling demands. The compressor has a maximum
Air Conditioning
speed of 7812 rpm and is protected by an
The A/C system on the Electric Ranger uses a
over-temperature sensor. The oil used in the A/C
high-voltage motor driven compressor. The
system is a new Polyolester type and is not
evaporator and plenum assemblies are new, but are
compatible with any other A/C oil or leak detection
located in the same position as the gasoline-powered
dyes. Using any other oil may cause damage to the
Ranger. To remove and install any components
A/C system.
other than the compressor and the A/C inverter
motor controller, refer to the Ranger service
manual.
2001 Ranger EV, 01/2001