Volvo 50-42LE transmission. Service manual — part 22

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

87

1. LOWER VALVE BODY
2. C2 ACCUMULATOR PISTON
3. C2 ACCUMULATOR SPRING (INNER)
4. C2 ACCUMULATOR SPRING (OUTER)
5. C2 ACCUMULATOR VALVE
6. C2 ACCUMULATOR VALVE SPRING
7. B2 ACCUMULATOR PISTON
8. B2 ACCUMULATOR SPRING (INBOARD)
9. B2 ACCUMULATOR SPRING (OUTBOARD)

10. B2 ACCUMULATOR VALVE

11. B2 ACCUMULATOR SPRING
12. ACCUMULATOR CONTROL VALVE
13. ACCUMULATOR CONTROL VALVE SPRING
14. SECONDARY REGULATOR VALVE
15. SECONDARY REGULATOR VALVE SPRING
16. SECONDARY REGULATOR VALVE BORE PLUG
17. SECONDARY REGULATOR VALVE RETAINER
18. COVER PLATE GASKET
19. COVER PLATE
20. COVER PLATE BOLTS (7)

Figure 226

LOWER VALVE BODY "REAR" SIDE

VALVE IDENTIFICATION AND LOCATIONS

1

4

3

2

18

19

20

6

5

9

7

8

10

11

12

13

17

16

14

15

Retainer

Locations

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

88

"TYPICAL" SPACER PLATES AND GASKETS

CENTER VALVE BODY

TO UPPER VALVE BODY

SPACER PLATE AND GASKETS

LOWER VALVE BODY

TO CASE SPACER PLATE AND GASKETS

Figure 227

W 1 W 1

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

89

LARGE

FILTER

SCREEN

Figure 229

VOLVO/SAAB AW50-42LE

"CENTER" VALVE BODY, "UPPER" VALVE BODY SIDE

3 SMALL

FILTER

SCREENS

Figure 228

CHECK VALVE

AND SPRING

PRESSURE RELIEF

VALVE AND SPRING

"LOWER" VALVE BODY

REQUIRES THREE OR FOUR

RUBBER CHECKBALLS

5.0mm (.197") IN DIAMETER

NOT USED ON

ALL MODELS

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

90

VOLVO/SAAB AW50-42LE

"CENTER" VALVE BODY, "LOWER" VALVE BODY SIDE

If the spacer plate has only one

small hole over either location

DO NOT install a checkball.

If the spacer plate has one large

and one small hole over location

INSTALL a checkball.

CHECK VALVE

ASSEMBLY

(Early Models Only)

This checkball can go in

either location indicated

by the arrows.

CHECK VALVE

AND SPRING

BYPASS VALVE

AND SPRING

REQUIRES SEVEN RUBBER CHECKBALLS

5.0 mm (.197") DIAMETER

Figure 230