Table 4-63. Air Compressor Bearing Sleeve and Pulley Spring (Engine LDS-465-2) Wear Limits

TM 9-2815-210-34-2-2

FRAME

NOTE

Readings must be within limits given in table 4-63.

The letter L indicates a loose fit. I f readings are

not within given limits, throw away part and get a

new one.

M e a s u r e inside diameter of bore in outside pulley (1).

M e a s u r e inside diameter of sleeve bearing (2) in outside pulley (1).

M e a s u r e outside diameter of pulley hub (3).

M e a s u r e fit of pulley hub (3) into sleeve bearing (2). If fit is not within given

limits, throw away item with the most wear and get a new one.

U s i n g spring tester, measure free length, maximum solid height, and load

p u l l e y spring (4) at 2.000 inches.

END OF TASK

Table 4-63. Air Compressor Bearing Sleeve and Pulley Spring

(Engine LDS-465-2) Wear Limits - -

Size and Fit

of New Parts

Wear Limits

( i n c h e s unless

Index

o t h e r w i s e noted)

(inches)

Item /Point of Measurement

Number

None

2.1871 to 2.1883

I n s i d e diameter of bore in pulley

2.0050

I n s i d e diameter of sleeve bearing

1. 9950

1.9969 to 1.9987

O u t s i d e diameter of pulley hub

F i t of pulley hub sleeve

2and3

0.00100L

bearing

Air compressor pulley spring:

3.4900

F r e e length

( 1 7 9 . 0 to 209.0

L o a d at 2.000 inches

pounds)

1.7650

Maximum solid height