John Deere 250G Hydraulic Excavator Technical Manual VOL 2 OF 5 (TM12141A-IN2-2)

TABLE OF CONTENTS

ALL HYDRAULIC FUNCTIONS
ARM DOES NOT EXTEND
ARM DOES NOT
BOOM DOES NOT LOWER
BOOM DOES NOT RAISE
BUCKET DOES NOT CURL
BUCKET DOES NOT
COOLING FAN DOES NOT OPERATE
FUNCTION DOES NOT STOP WHEN CONTROL LEVER IS RELEASED
FUNCTION MOVES IN OPPOSITE DIRECTION
HYDRAULIC OIL
NO HYDRAULIC FUNCTIONS
POOR COMBINED HYDRAULIC FUNCTION
REVERSING FAN DOES NOT OPERATE

Figure 4. Air Intake Hose
Figure 5. Ventilation Hose Removal
Table 2. CRUSH-ALL
Figure 6. Cover Removal
Figure 7. Check Drive Belt
Figure 8. Cover Installation
Figure 9. Open Cover
Figure 10. Check Compartment
Figure 11. Close Cover
Figure 12. Check Blow Bars
Table 3. IMPACT BREAKER PMCS
Figure 13. Tum
Figure 14_ Check Impact Bushing
Figure 15_ Check Plug and Hoses
Table 4. BARRIER GRAPPLER PMCS
Figure 16_ Check Pads
Table 5. VEGETATION REMOVAL TOOL (VRT) PMCS.
Figure 17 Access Cover Removal
Figure 18- Side Cover Removal
Figure 19. Check Belt
Figure 20.Side Cover
Figure 21. Access Cover Installation
Figure 22. Motor Cover Removal..
Figure 23. Check Hydraulic Motor Compartment