SERVICING MACHINE AFTER TRANSMISSION OVERHAUL

SERVICING MACHINE AFTER TRANSMISSION OVERHAUL

The transmission, torque converter, and its allied

5. On remote mounted torque converters remove drain

hydraulic system are important links in the drive line

plug from torque converter and inspect interior of

between the engine and the wheels. The proper

converter housing, gears, etc.

If presence of

operation of either unit depends greatly on the condition

considerable foreign material is noted, it will be

and operation of the other; therefore, whenever repair or

necessary that converter be re. moved, disassembled

overhaul of one unit is performed, the balance of the

and cleaned thoroughly. It is realized this entails extra

system must be considered before the job can be

labor; however, such labor is a minor cost compared to

considered completed.

cost of difficulties which can result from presence of

such foreign material in the system.

After the overhauled or repaired transmission has

been installed in the machine, the oil cooler, and

6. Reassemble all components and use only type oil

connecting hydraulic system must be thoroughly

recommended

in lubrication section.

Fill

cleaned. This can be accomplished in several manners

transmission through filler opening until fluid comes

and a degree of judgment must be exercised as to the

up to LOW mark on transmission dipstick. NOTE: If

method employed.

the dipstick is not accessible oil level check plugs

are provided.

The following are considered the minimum steps to

be taken:

Remove LOWER check plug, fill until oil runs

from LOWER oil hole. Replace filler and level plug.

1. Drain entire system thoroughly.

Run engine two minutes at 500-600 RPM to

2. Disconnect and clean all hydraulic lines. Where

prime torque converter and hydraulic lines. Recheck

feasible, hydraulic lines should be removed

level of fluid in transmission with engine running at

from machine for cleaning.

idle (500-600 RPM).

3. Replace oil filter elements, cleaning out filter

Add quantity necessary to bring fluid level to

cases thoroughly.

LOW mark on dipstick or runs freely from LOWER

oil level check plug hole. Install oil level plug or

dipstick. Recheck with hot oil (180-200F.) [82, 2-

4. The oil cooler must be thoroughly cleaned. The

93, 3C].

cooler should be "back flushed" with oil

and

compressed air until all foreign material

has

been removed. Flushing in direction of

Bring oil level to FULL mark on dipstick or runs

normal oil flow will not adequately clean the

freely from UPPER oil level plug.

cooler. If

necessary, cooler assembly

should be removed

from

machine

for

7. Recheck all drain plugs, lines, connections, etc., for

cleaning, using oil,

compressed air and

leaks and tighten where necessary.

steam cleaner for that purpose. DO NOT use

flushing compounds for cleaning purposes.

TORQUE IN (LBS.-FT.)

BOLTS, CAPSCREWS, STUDS AND NUTS

Grade 5 Identification, 3 Radial

Grade 8 Identification, 6 Radial

Dashes 120Apart on Head of Bolt

Dashes 60Apart on Head of Bolt

LUBRICATED OR PLATED

Grade 5

Grade 8

Nominal

Thread Size

FINE THREADS

COARSE THREADS

FINE THREADS

COARSE THREADS

3/8

26-29 [3, 6-4, 0m.kg]

23-25 L3, 2-3, 4m.kgl

37-41 L5, 1-5, 6m.kgi

33-36 [4, 6-4, 9m.kg]

7/16

41-45 [5, 7-6, 2m.kg]

37-41 15, 1-5, 6m.kgl

58-64 18, 0-8, 8m.kgl

52-57 17, 2o7, 8m.kgl

1/2

64-70 [8, 8-9, 6m.kg]

57-63 [7, 9-8, 7m.kg]

90-99 112, 4-13, 6m.kg]

80-88 [11, -12, 1m.kg]

9/16

91-100 [12, 6-13,

82-90 L11, 3-12,

128-141 L17, 7-19,

115-127 [15, 9-17, 5m.kg]

8m.kg]

4m.kg]