TM 10-3930-671-10 Table 4-2.   Operator Troubleshooting Procedures - CONT. Malfunction Test or Inspection Corrective Action HYDRAULIC SYSTEM 9. NO LIFT, TILT, OR SIDESHIFT FUNCTION. Step 1. Check hydraulic fluid level (Para 3-10 [a]). If hydraulic fluid is below LOW (L) mark, add fluid (Para 3-10 [b]). If hydraulic fluid is OK, notify unit maintenance. 10. LOAD CANNOT BE LIFTED TO MAXIMUM HEIGHT. Step 1. Check hydraulic fluid level (Para 3-10 [a]). If hydraulic fluid is below LOW (L) mark, add fluid (Para 3-10 [b]). If hydraulic fluid is OK, notify unit maintenance. 11. UPRIGHT LIFT SPEED SLUGGISH. Step 1. Check hydraulic fluid level (Para 3-10 [a]). If hydraulic fluid is below LOW (L) mark, add fluid (Para 3-10 [b]). If hydraulic fluid is OK, notify unit maintenance. 12. PUMP NOT DELIVERING HYDRAULIC FLUID. Step 1. Check hydraulic fluid level (Para 3-10 [a]). If hydraulic fluid is below LOW (L) mark, add fluid (Para 3-10 [b]). If hydraulic fluid is OK, notify unit maintenance. 4-5