Jeep Cherokee 2000 Service Manual - page 1511
VACUUM RESERVOIR
(1) Remove the passenger side bumper end cap
from the front bumper. Refer to Group 23 - Body for
the procedures.
(2) Unplug the vacuum supply line connector from
the vacuum reservoir (Fig. 58).
(3) Remove the two screws that secure the vacuum
reservoir to the front bumper.
(4) Remove the vacuum reservoir from behind the
front bumper.
(5) Reverse the removal procedures to install.
Tighten the mounting screws to 2.2 N·m (20 in. lbs.).
SPECIFICATIONS
A/C APPLICATION TABLE
Fig. 57 Vacuum Supply
1 – VACUUM CHECK VALVE
2 – TO ENGINE INTAKE MANIFOLD
3 – TO HEATER-A/C CONTROLS
4 – TO VACUUM RESERVOIR
5 – TO SPEED CONTROL SERVO
6 – VACUUM SUPPLY LINE
Fig. 58 Vacuum Reservoir Remove/Install
1 – VACUUM LINE
2 – RESERVOIR SCREWS
3 – VACUUM RESERVOIR
Item
Description
Notes
Vehicle
XJ Cherokee/
Laredo
System
R134a w/orifice
tube
Compressor
Sanden
SD7H15
SP-20 PAG oil
Freeze–up
Control
Low Pressure
cycling cutout
switch
accumulator
mounted
Low psi Control
opens < 25 psi
- resets > 43
psi
High psi Control
switch - opens
> 450-490 psi -
resets <
270-330 psi
discharge line
Control Head
manual type
Mode Door
vacuum
Blend-Air Door
electric
Fresh/Recirc
door
vacuum
Blower Motor
hardwired to
control head
resistor block
Cooling Fan
viscous for
cooling, single
speed electric
for A/C
Clutch
Control
relay
PCM
Draw
2 - 3.7 amps @
12V
6
0.5V @ 70° F
Gap
0.016” - 0.031
9
DRB III
T
Reads
TPS, RPM, A/C
switch test
Actuators
clutch and fan
relay
XJ
HEATING AND AIR CONDITIONING
24 - 47
REMOVAL AND INSTALLATION (Continued)