TM-9-2320-386-24-1-2

2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); UNIT, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL; VOLUME 2 OF 2

MAY 2001

TM-9-2320-386-24-1-2 - Page 556 of 636

TUBING APPLICATION TIGHTENING ASSEMBLY INSTRUCTIONS

Slide tubing over barbed insert until it bottoms on

fitting.

1. Slide nut and then sleeve on tubing.

2. Slide I.D. of tubing onto fitting insert until it

bottoms.

3. Assemble nut to fitting body.

4. Tighten assembly finger tight to cover body

threads.

1. Slide nut and then sleeve on tubing.

2. Slide I.D. of tubing onto fitting insert until it

bottoms.

3. Assemble nut to fitting body.

4. Finger tighten nut. From that point, tighten

with a wrench two complete turns.

1. Cut tubing to desired length. Ensure ends are

cut reasonably square.

2. Slide tubing into the preassembled fitting and

push until tube bottoms.

3. Tighten nut as indicated in chart. Another

check on proper assembly is dimension “A,”

when nut is fully tightened.

DISASSEMBLY — Remove nut and pull tubing

out of fitting body. Insert will remain on tubing.

REASSEMBLY — Push tubing and insert into

fitting body until it bottoms. Thread nut onto

fitting body and tighten as in step 3.

SELF-ALIGN-PTF

KNURL-ON

MINI-BARB

TUBE O.D. TIGHTEN NUT TO:

A

1/4

85 - 115 lb-in. (9.6 - 13.0 N

•

m) .085/.105

3/8

12 - 17 lb-ft (16.3 - 23.1 N

•

m)

.125/.145

1/2

25 - 33 lb-ft (33.9 - 44.7 N

•

m)

.100/.120

5/8

26 - 35 lb-ft (35.3 - 47.5 N

•

m)

.115/.135

3/4

38 - 50 lb-ft (51.5 - 67.8 N

•

m)

.180/.200

NYLON TUBING

FOR AIRBRAKE

A

0385 00-5

TM 9-2320-386-24-1-2

0385 00

TORQUE LIMITS (Contd)