
OPERATION
OPERATION
| PROBLEM | POSSIBLE CAUSE | REMEDY | 
| 
 | 
 | 
 | 
| *With bucket dumped, | Dampening office in unloading | Remove unloading spool and clean | 
| boom is slow in starting | spool is plugged. | dampening orifice. | 
| 
 | 
 | 
 | 
| *Bucket does not move | Set screw is screwed in all | Readjust set screw to achieve | 
| in  | the way. | proper flow split. | 
| 
 | Dampening orifice in unloading | Remove unloading spool and clean | 
| 
 | spool is plugged. | dampening orifice. | 
| 
 | Ports A and B are plumbed | Reverse hoses on ports A and B of | 
| 
 | backwards. | |
| 
 | 
 | 
 | 
| Bucket curls in  | Ports C and D are plumbed | Reverse hoses on ports C and D of | 
| 
 | backwards. | |
| 
 | 
 | 
 | 
| External leakage | Damaged seals. | Remove leaking component; | 
| 
 | 
 | replace seals. | 
| 
 | 
 | 
 | 
| Pump noisy | Inlet line restricted or leaking. | Check for air leaks, restrictions or | 
| 
 | 
 | collapsed hose. Tighten or replace | 
| 
 | 
 | hose. Clean filter. | 
| 
 | Oil level too low. | Add oil as required. | 
| 
 | Pump worn or damaged. | Repair or replace pump. | 
| 
 | 
 | 
 | 
| Bucket tines bend or | Only a few tines were under | Be sure three or more tines are | 
| break | load. | under load. | 
| 
 | 
 | 
 | 
| Excessive wear on bucket | Bucket is riding on cutting edge | Use boom “FLOAT” position or | 
| cutting edge | instead of wear runners. | bucket level indicator to ensure | 
| 
 | 
 | bucket rides on wear runners. | 
| 
 | 
 | 
 | 
| Adjust  | ||
| handle too loose or too tight | correctly. | lbs. force is needed to close handle. | 
| 
 | 
 | 
 | 
| Bucket cutting edge not | Rear axle on tractor not level | With tractor on level surface, | 
| flat on the ground | from side to side. | compare rear axle height from left | 
| 
 | 
 | to right, measuring from axle center | 
| 
 | 
 | to ground. Adjust air pressure in rear | 
| 
 | 
 | tires until axle height measures the | 
| 
 | 
 | same for both sides. | 
* Loaders with optional 
| 2547 01/11 | Operation Section  | 
© 2011 Alamo Group Inc.