PROBLEM | CAUSE | CORRECTION |
Knocking Noise. | Possible defect in safety | Operate safety valve manually |
| valve. | by pulling on ring. If valve still |
|
| leaks, it should be replaced. |
| Defective check valve. | Remove and clean, or replace. |
| Loose pulley. | Tighten pulley set screw, |
|
| see Parts manual for torque |
|
| specifications. |
| Loose flywheel. | Tighten flywheel screw, see |
|
| Parts manual for torque |
|
| specifications. |
| Compressor mounting | Tighten mounting screws,see |
| screws loose. | Parts manual for torque |
|
| specifications. |
| Loose belt. | Loosen wingnut and then |
| tighten wingnut until it contacts | |
|
| |
|
| the washer, plus one turn. |
| Carbon | Have checked by a Trained |
|
| Service Technician. |
| Belt to tight. | Loosen wingnut and then |
|
| tighten wingnut until it contacts |
|
| the washer, plus one turn. |
|
|
|
Excessive belt | Loose belt. | Loosen wingnut and then |
wear. |
| tighten wingnut until it contacts |
|
| the washer, plus one turn. |
| Tight belt. | Loosen wingnut and then |
|
| tighten wingnut until it contacts |
|
| the washer, plus one turn. |
| Loose pulley. | Have checked by a Trained |
|
| Service Technician. |
| Pulley misalignment. | See Motor Pulley/Flywheel |
|
| Alignment paragraph in the |
|
| Maintenance section. |
|
|
|
Squealing | Compressor pump has no | See |
sound. | oil. | the Maintenance section. |
| Loose belt. | Loosen wingnut and then |
|
| tighten wingnut until it contacts |
|
| the washer, plus one turn. |
|
|
|
27- ENG | A10260 |