TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-1 TRANS LOW OIL PRESS INDICATOR COMES ON (M548A3)—Continued 0047 00 3Y 1. Stop engine (see your -10). 2. Remove pressure tester and install MAIN port plug (1). 3. Remove plug (2) from FILTER IN port (3). 4. Install 4730-766-9000 elbow (4) into FILTER IN port (3). 5. Install pressure tester onto elbow (4). Use 400 psi (2758 kPa) gauge. 6. Measure FILTER IN pressure with engine at 600 rpm with transmission in R and then in 1-4 position. FILTER IN pressure should be within 35 psi (241 kPa) of MAIN pressure. 7. Is FILTER IN pressure 35 psi (241 kPa) or more higher than MAIN pressure? YES NO GO TO BY (PAGE 0047 00-4) 4Y 1. Check to see if TRANS OIL HI DIFF PRESS indicator is on. 2. Is TRANS OIL HI DIFF PRESS indicator on? YES NO GO TO CY (PAGE 0047 00-4) 5Y 1. Stop engine (see your -10). 2. Replace transmission oil filter element (WP 0321 00). 3. Verify no faults found. 0047 00-3