TM 5-3805-262-2011-6. HYDRAULIC RESERVOIR MAINTENANCE (CONT) c. Draining and Refilling (SHEET 1 OF 3).This task covers draining and refill-ing hydraulic reservoir with oil. Hydraulic oil shall benew oil after every 1000 hours of operation or every sixf i r s t .TOOLS: No. 1 Common Organizational Maintenance Tool KitFixed open end wrench setdrained and refilled withmonths whichever occursContainer, 17-20 gallon capacityMATERIALS/PARTS: Clean cloths (Appendix C, item 1)Cleaning solvent P-D-680 (Appendix C, item 2)Hydraulic oil, 17 gallons (Appendix C, item 13)( 1 ) P a r k l o a d e r o n a l e v e l s u r f a c e.(2) Unlock and open front access door.( 3 ) I f h y d r a u l i c o i l i s n o t a l r e a d y h o t , h e a t i t b e f o r e d r a i n i n g.(a) Start engine and operate at 1500 rpm.(b) Hold BUCKET control lever in RAISE position for 15 seconds; then placecontrol lever in NEUT. position for 30 seconds.(c) Repeat step (b) until outlet tube is warm to(d) Lower bucket to ground and turn off engine.touch .11-79
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