TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download

Page 118 of 890

Table 2-1. Unit Level Preventive Maintenance Checks and Services HMMWV (Cont'd) ITEM NO. INTERVAL ITEM TO BE INSPECTED PROCEDURES 31 Biennially Transmission (Cont’d) 32 Biennially Transfer Case Change fluid every 12,000 miles Metal particles are TM 9-2320-280-20-1 Change 1 2-27 NOT FULLY MISSION CAPABLE IF: CAUTION If water or metal particles are detected during transfer case draining, notify Direct Support Maintenance personnel before refilling transfer case. Use Dexron® II for filling transfer case. Failure to use Dexron® II will cause damage to transfer case. NOTE Fill transfer case (model 218) with 3.5 quarts (3.3 L) of Dexron® II. Fill transfer case (model 242) with 3.35 quarts (3.17 L) of Dexron® II. TRANSFER CASE