Repair Manual

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35. Remove the six oil pump retaining bolts, as
shown in Figure 67.
Note: There are 3 different lengths and position
is critical. Label if necessary.
36. Remove the oil pump assembly, as shown in
Figure 67, and set aside for component rebuild.
Note: Number 1 thrust washer may be stuck
to back of oil pump (See Figure 67).
37. Remove and discard the three oil pump to case
gaskets, as shown in Figure 67.
Note: New design pump gasket with all three
gaskets mounted on steel core is included in
Trans-Tec® gasket set (See Figure 67).
38. Remove and discard the two case to converter
cover seals, as shown in Figure 67.
39. Measure the distance from case pump surface to
the washer surface on the K3 clutch housing, as
shown in Figure 68, using a straight edge and
ruler, or a depth micrometer.
Note: Record this measurement to use in the
reassembly process.
Continued on Page 52
TRANSAXLE DISASSEMBLY (CONT'D)
Figure 68Figure 67
53 OIL PUMP RETAINING BOLT (22 MM LENGTH, 3 REQUIRED).
54 OIL PUMP RETAINING BOLT (30 MM LENGTH, 2 REQUIRED).
55 OIL PUMP RETAINING BOLT (25 MM LENGTH, 1 REQUIRED).
56 OIL PUMP TO CASE GASKETS (EARLY DESIGN).
61 CONVERTER COVER TO CASE SEALS (2 REQUIRED).
62 OIL PUMP ASSEMBLY.
73 OIL PUMP TO K3 CLUTCH HOUSING THRUST WASHER (NO. 1).
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NEW DESIGN OIL
PUMP GASKET
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Copyright © 2010 ATSGCopyright © 2010 ATSG
AUTOMATIC TRANSMISSION SERVICE GROUP
Technical Service Information
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