1987 MAZDA 626 Workshop Manual

INSPECTION AND REPAIR 7B
76G07B-154
7. Install the orifice check valve (<£2.0 mm, 0.079 in)
and spring, and the throttle relief ball and spring
in the premain control body as shown.
8. Install the gaskets on both sides of the main sepa-
rator; then install it onto the premain control body.
86U07B-308

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Premain/main
front gasket
Premain/main
rear gasket
86U07B-309
Note
The premain/main rear gasket and pre-
main/main front gasket are not inter-
changeable.
9. Set the premain control body onto the main con-
trol body.
86U07B-310
7B-151

7B INSPECTION AND REPAIR
10. Loosely tighten the bolts.
Note
Match the bolt head letter as shown.
86U07B-311
11. Install the orifice check valve (<£0.8 mm, 0.071 in)
and spring in the premain control body as shown.
86U07B-312
12. Install the gaskets on both sides of the premain
separator; then install it onto the front control body.
76G07B-156
^Front/premain'
front gasket
•

.
. _o) Front/premain
rear gasket
Note
The front/premain front gasket and
front/premain rear gasket are not inter-
changeable.
86U07B-314
7B-152

INSPECTION AND REPAIR 7B
76G07B-157
76G07B-158
76G07B-159
13. Install the front control body on the premain con-
trol body.
14. Loosely tighten the bolts.
Note
Match the bolt head letter as shown.
15. Install the control valve body mounting bolts as
shown for alignment.
16. Tighten the mounting bolts.
(1) Tighten the front control body.
Tightening torque:
6—8
N
m (66—80 cm-kg, 57—69 in-lb)
76G07B-160
7B—153

7B INSPECTION AND REPAIR
(2) Tighten the rear control body.
Tightening torque:
6—8 N-m (66—80 cm-kg, 57—69 in-lb)
86U07B-319
Install the 3-4 solenoid valve and lock-up solenoid
valve along with new O-rings and oil strainers.
Tightening torque:
6—8 N-m (66—80 cm-kg, 57—69 in-lb)
76G07B-161
18. Install the
1
-2 solenoid valve and 2-3 solenoid valve
along with new O-rings and oil strainers.
Tightening torque:
6—8 N-m (66—80 cm-kg, 57—69 in-lb)
76G07B-162
7B-154

INSPECTION AND REPAIR 7B
CONTROL VALVE BODY (G4A-HL)
Precaution
(1) Pay close attention when handling the control valve because it consists df the most precise and
delicate parts of the transaxle.
(2) Neatly arrange the removed parts in order to avoid mixing up similar parts.
(3) Disassemble the control valve assembly and thoroughly clean it when the clutch and/or brake bands
are burned, and/or when the automatic transaxle fluid is degenerated.
Components I
Front and premain control body
6—8 Nm ® (66—80 cm-kg, 57—69 In-lb)
1. Lock-up solenoid valve
2. Front control body
3. Front/premain front gasket
4. Premain separator
5. Front/premain rear gasket
6. Premain control body
7. Premain/main front gasket
8. Main separator
76G07B-163
7B—155

7B INSPECTION AND REPAIR
Components II
Main and rear control body
1. Premain/main rear gasket
2. Main control body
3. Main/rear front gasket
4. Rear separator
5. Main/rear rear gasket
6. Rear control body
83U07B-274
Disassembly of Control Valve Body
1. Remove the lock-up solenoid valve.
2. Remove the O-ring and oil strainer.
83U07B-275
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INSPECTION AND REPAIR 7B
83U07B-276
83U07B-277
Rubber ball
——„ ^ -Orifice ^M&^tt1.7mm, ^n 0.067 in)
83U07B-278
3. Remove the indicated bolts and bracket, and pull
out the front control body with the premain sepa-
rator as a unit.
4. Remove the front/premain gaskets and separator
from the front control body.
5. Remove the rubber balls, orifice check valve (01.7
mm, 0.067 in) and spring from the premain con-
trol body.
6. Remove the bolts and hexagonal head bolt and
remove the premain control body and the main
separator as a unit.
83U07B-279
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7B INSPECTION AND REPAIR
?08Cmm 0rifice 0 mm (0039 in)
(0.031 in) '

£
i x
Orifice 01.0 mm (0.039 in) 83U07B-280
Rubber ball
7. Remove the premain/main gaskets and separator
from the premain control body.
8. Remove the orifice check valves (<£1.0 mm, 0.039
in; <£0.8 mm, 0.031 in) and springs, and the throt-
tle relief ball and spring from the premain control
body.
9. Remove the rubber balls from the main control
body.
83U07B-281
83U07B-282
Converter relief ball Orifice


Orifice
4>2.0 mm
079 in)
Orifice
<£1.0 mm
(0.039 in)
10. Turn the assembly over and remove the bolts
shown in the figure.
Remove the rear separator as a unit.
11. Remove the main/rear gaskets and separator from
the rear control body.
12. Remove the orifice check valves (02.0 mm, 0.079
in; 01.6 mm, 0.063 in; 01.0 mm, 0.039 in) and
springs, converter relief ball and spring, and the
rubber ball from the rear control body.
83U07B-283
7B-158