Mazda CX-7 2007 Workshop Manual page 1177

POWER METAL OXIDE SEMICONDUCTOR FIELD EFFECT TRANSISTOR (POWER MOS FET) INSPECTION
1. Verify that the resistance between the terminals of
the power MOS FET is as shown in the table.
• If there is any malfunction, replace the power
MOS FET.
Tester lead
−
+
A B
A E
B A
B E
E A
E B
End Of Sie
MAGNETIC CLUTCH DISASSEMBLY/ASSEMBLY WM: MAGNETIC CLUTCH
1. Disassemble in the order indicated in the table.
1 Bolt
(See 07-40-5 Bolt Removal/Installation Note.)
2 Pressure plate
3 Shim
4 Snap ring
(See 07-40-6 Snap Ring Installation Note.)
5 A/C compressor pulley
6 Screw
(See 07-40-6 Screw Installation Note.)
7 Clamp
(See 07-40-6 Clamp Installation Note.)
8 Screw
(See 07-40-6 Screw Installation Note.)
9 Stator and thermal protector
(See 07-40-5 Stator and Thermal Protector
Removal Note.)
(See 07-40-6 Stator and Thermal Protector
Installation Note.)
10 A/C compressor body
2. Assemble in the reverse order of disassembly.
3. Adjust the magnetic clutch clearance. (See 07-40-
6 MAGNETIC CLUTCH ADJUSTMENT.)
Bolt Removal/Installation Note
1. When removing or installing the bolt, hold the
pressure plate in place as shown in the figure.
2. When installing a new A/C compressor body,
replace the bolt.
Stator and Thermal Protector Removal Note
1. After removing the stator and thermal protector, completely remove the silicone adhering to the A/C
compressor side.
CONTROL SYSTEM
Resistance (kilohm)
∞
6.9
Continuity
Continuity
6.9
∞
B
1 KILOHM
E
2.2 KILOHMS
A
4.7 KILOHMS
4
2
3
1
15 {1.5, 11}
6
7
8
9
A
BOLT
id074000800300
A
E
*
B
* *
acxuuw00000717
id074000800400
A
5
10
N·m {kgf·m, ft·lbf}
acxuuw00000778
A/C COMPRESSOR
acxuuw00002309
07-40–5
07-40