Lubricant - LO-5-2420-221-12-10002

LO 5-2420-221-12-1

See note 2

FOLD

-KEY-

EXPECTED TEMPERATURES

LUBRICANTS

CAPACITY

INTERVALS

Above +32F

+ 40F to -10 F

0F to -65F

OE/HDO-LUBRICATING OIL, Engine

Crankcase includes Oil Filter

5 qts

OE/HDO 30

Air Cleaner

1/2 qt

OE/HDO 10

OES

Oil Can Points

Intervals

Hydraulic System

44 qts

given are

Steering Oil Reservoir

1 qt

OE/HDO 10

in hours of

normal

OES -LUBRICATING OIL, Engine Sub-zero

operation

GO-LUBRICATING OIL, Gear

Transmission & Differential

17 qts

GO 90

GOS

GOS-LUBRICATING OIL, Gear, Sub-zero

GAA - Auto & Artillery

ALL TEMPERATURES

NOTES:

1. FOR OPERATION OF EQUIPMENT IN PROTRACTED COLD

Copy of this Lubrication Order will remain with the equipment at all times;

instructions contained herein are mandatory.

TEMPERATURES BELOW - 10 F. Remove lubricants prescribed in the key

for temperatures above -10F. Relubricate with lubricants specified in the

BY ORDER OF THE SECRETARY OF THE ARMY:

key for temperatures below -10F.

2. ENGINE OIL FILTERS. Every 100 hours remove filter elements, clean

CREIGHTON W. ABRAMS

housings, install new elements, fill crankcase, operate engine for 5 minutes,

General, United States Army

check for leaks, check crankcase oil level and bring to full mark.

Chief of Staff

3. OIL CAN POINTS. Every 50 hours lubricate throttle linkage, and all

exposed adjusting threads with OE/HDO.

OFFICIAL:

4. LUBRICANTS. The following is a list of lubricants with the Military

Symbols and applicable specification numbers.

VERNON L. BOWERS

OE/HDO MIL-L-2104C

OES MIL-L-10295

Major Gener al, United States Army

GAA MIL-G-10924

GO MIL-L-2105

GOS MIL-L-10324

The Adjutant General

DISTRIBUTION: To be distributed in accordance with DA Form 12-25B (qty rqr block no.

489) Operator's Maintenance requirements for Tractor, Wheeled, Medium.

LO 5-2420-221-12-1

P U. S. GOVERNMENT PRINTING OFFICE: 1973 O-507-291