1. FOR OPERATION OF EQUIPMENT IN PROTRACTED COLD TEM PERATURES BELOW -15 (-26 ).
Remove lubricants prescribed in Key for temperatures above -15 (-26 ). Relubricate with lubricants
specified in Key for temperatures below -15 (-26 ). If OEA lubricant is required to meet the temperature
ranges prescribed in the Key, OEA lubricant is to be used in place of OE/HDO-10 lubricant for all temperature
ranges where OE/HDO-10 is specified in the Key.
2. OIL CAN POINTS. Each 50 hours lubricate control linkage, latches and hinges, and all exposed adjusting
threads with OE/HDO.
3. WHEEL BEARINGS. Each 2000 hours, remove wheels, clean and inspect all parts, replace damaged or
worn parts, repack bearings, and assemble.
4. LUBRICANTS. The following is a list of lubricants with military symbols and applicable specification
(SD), Type II P-D-680
Copy of this Lubrication Order will remain with the equipment at all times, instructions contained herein are
By order of the Secretary of the Army: JOHN A. WICKHAM, JR General, United States Army Chief of Staff
ROBERT M. JOYCE Major General, United States Army The Adjutant General
To be distributed in accordance with DA Form 12-25B, Operator and Organizational maintenance requirements
for Hot Oil Heaters.
TA 21 9662
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