Volkswagen 01M Transmission. Manual — part 57

142

7

AT

OUTSIDE DIAMETER

48.34 MM (1.903")

FOR "3 PORT" CONVERTER

142

7

AT

OUTSIDE DIAMETER

52.0 MM (2.047")

"INA" BEARING
NO. F-238394

FOR "2 PORT" CONVERTER

Y

F

N

-2

A

3

M

83

R

9

E

4

G

T

A

U

N

I

60 OIL PUMP CONVERTER HUB SEAL.
61 OIL PUMP CONVERTER BUS HING (3 PORT ONLY).
65 OIL PUMP BODY.

60 OIL PUMP CONVERTER HUB SEAL.
62 OIL PUMP CAGED BEARING SNAP RING (2 PORT ONLY).
63 OIL PUMP CAGED BEARING (2 PORT ONLY).
65 OIL PUMP BODY.

76 B1 CLUTCH PISTON OUTER "O" RING SEAL.
77 B1 CLUTCH PISTON.
78 B1 CLUTCH PISTON INNER "O" RING SEAL.

76

60

62

63

65

65

61

60

77

78

Figure 155

Figure 156

Figure 157

OIL PUMP ASSEMBLY (CONT'D)

COMPONENT REBUILD (CONT'D)

87

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Copyright © 2010 ATSG

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

5. Install the inner and outer "O" ring seals onto
the B1 clutch piston, as shown in Figure 155,
and lube with small amount of Trans-Jel®.
6. Install new caged needle bearing as needed
with the numbers on bearing facing up, as
shown in Figure 156 (2-Port models only).
Note: Bearing is not available from OEM,
but may be available at local bearing house
under INA number F-238394.
7. Install new bushing in pump body as needed,
as shown in Figure 157 (3-Port models only),
using the proper driver.
8. Install new converter hub seal into pump body,
as shown in Figure 156 and/or 157 using the
proper seal driver.

Continued on Page 88

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INNER GEAR TO FACE

.0008" - .0015"

.0008" - .002"

.003" - .005"

COMPONENT

Oil Pump Specifications

SPECIFICATION

OUTER GEAR TO FACE

OUTER GEAR TO BODY

3 U

64 OIL PUMP TO CASE "O" RING SEAL.
65 OIL PUMP BODY AND GEROTORS ASSEMBLY.
68 OIL PUMP COVER AND STATOR SHAFT ASSEMBLY.
80 PUMP COVER RETAINING BOLTS, 17 MM (.670") (9 REQ).

65 OIL PUMP BODY.
66 OIL PUMP OUTER GEROTOR.
67 OIL PUMP INNER GEROTOR.

65

65

68

80

64

66

67

SOME HAVE MARK

SOME DO NOT

SOME HAVE MARK

SOME DO NOT

88

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Copyright © 2010 ATSG

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

Figure 159

Figure 158

Figure 160

OIL PUMP ASSEMBLY (CONT'D)

COMPONENT REBUILD (CONT'D)

9. Install the outer and inner gerotor into pump
body, as shown in Figure 158, with marks
facing up, if they have marks.
Note: They should go back in same direction
as original placement.

10. Measure the gear to face clearance on both the
inner and outer gerotor using a feeler gage or
a depth micrometer, as shown in Figure 159.
Note: Pump specifications are in Figure 159.
11. Lubricate the gerotors with small amount of
proper transmission fluid.
12. Install the pump cover into the pump body, as
shown in Figure 160, using only four bolts in
the locations shown and hand tighten only.
Note: The remaining 5 bolts also retain the
B1 clutch return spring assembly.
13. Install new oil pump body to case "O" ring
seal, as shown in Figure 160.

Continued on Page 89

S

t

t

t arre

9

8

0

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3 U

Sn

ap-O

n

3 U

Torque All Nine Pump Cover Bolts To

18 N·m (13 ft.lb.)

B1 PISTON
GUIDE PIN

B1 PISTON
GUIDE PIN

B1 PISTON
GUIDE PIN

CAVITY

B1 PISTON
GUIDE PIN

CAVITY

65 OIL PUMP BODY AND COVER (STATOR) ASSEMBLY.
77 B1 CLUTCH PISTON.
79 B1 CLUTCH PISTON RETURN SPRING ASSEMBLY.
80 PUMP COVER RETAINING BOLTS, 17 MM (.670") (9 REQ).

65

77

79

80

89

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AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

Figure 162

Figure 163

Figure 161

OIL PUMP ASSEMBLY (CONT'D)

COMPONENT REBUILD (CONT'D)

14. Install the B1 clutch apply piston in oil pump
body, as shown in Figure 161.
Note: B1 clutch piston has a guide pin cast on
bottom of piston, that fits into the cavity that
is shown in Figure 162, to properly align the
piston for the return spring.
15. Install B1 clutch piston return spring assembly,
as shown in Figure 161, and install remaining
five pump cover to pump body bolts.

16. Torque all nine of the oil pump retaining bolts
to 18 N·m (13 ft.lb.) (See Figure 163).

Continued on Page 90

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3 U

3 U

3 U

69 OIL PUMP COVER, K3 SEAL RINGS (2 REQUIRED).
71 NUMBER 1 THRUST WASHER STEEL RACE.
72 NO. 1 THRUST WASHER (PLASTIC) (INSTALL ON K3 HOUSING).

73 INPUT SHAFT SPEED SE NSOR (G182).
74 INPUT SHAFT SPEED SENSOR "O" RING SEAL.
75 ISS SENSOR AND ISS CO NN. BOLTS, 16 MM (.630") (2 REQ).

75

69

71

INSIDE LOCATING

TAB GOES HERE

INSIDE LOCATING

TAB GOES HERE

72

INSTALLED ON

K3 CLUTCH

HOUSING

INSTALLED ON

K3 CLUTCH

HOUSING

75

73

74

COMPLETED OIL PUMP ASSEMBLY

OIL PUMP ASSEMBLY (CONT'D)

COMPONENT REBUILD (CONT'D)

17. Install the turbine shaft speed sensor into the
pump cover, as shown in Figure 164, install
the retaining bolt.
18. Place the yellow connector into the cavity in
the pump body, as shown in Figure 164, install
the retaining bolt.
19. Torque both bolts to 6 N·m (53 in.lb.).
20. Install the number 1 thrust washer steel race,
as shown in Figure 165, and retain with small
amount of Trans-Jel®.
Note: Ensure the inside tab is in the proper
location on pump cover.
21. Install two new K3 sealing rings into grooves
on pump cover, as shown in Figure 165.
22. Set the completed oil pump assembly aside for
the final assembly process (See Figure 166).

Component Rebuild

Continued on Page 91

Figure 166

Figure 165

Figure 164

90

Copyright © 2010 ATSG

Copyright © 2010 ATSG

Copyright © 2010 ATSG

AUTOMATIC TRANSMISSION SERVICE GROUP

Technical Service Information

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