Troubleshooting
Troubleshooting
Problem | Cause | Solution |
|
|
|
The pot will not properly | The air supply is inadequate. | Make sure the air inlet pressure gauge |
pressurize. |
| reads |
|
| not read |
|
| compressor for proper setup. |
| The Emergency Stop is engaged. | Disengage the Emergency Stop. |
|
|
|
| Inadequate water supply to the | Make sure the water tank is full and the |
| pump. | inlet ball valve is open. |
| The pot pressure regulator is set | Increase the setting on pot pressure |
| too low. | regulator. |
| The pot bung cannot seal properly. | Clean all abrasive from the bung and |
|
| seal. Make sure the bung spring is lifting |
|
| and the bung is firmly against the seal. If |
|
| cleaning does not solve issue, replace |
|
| bung seal. |
| The | See Cleaning the |
|
| 31. |
| The pot pressure relief valve is | Decrease the pot pressure to 145 psi |
| discharging water. | (10.3 bar, 1.03 MPa) or less. If the valve |
|
| weeps or relieves at 145 psi, replace |
|
| valve (Kit 17D785). |
| The pot or pump is leaking | Make sure the abrasive ball valve and the |
| pressure. | dump valve are closed. If pot pressure |
|
| gauge still creeps downward. See |
|
| Checking for Leaks, page 26. |
| The pot pressure regulator is | Replace the pot pressure regulator |
| malfunctioning. | assembly (17C132). |
The blast pressure will not | The air supply is inadequate. | Make sure the air inlet pressure gauge |
reach the desired set point. |
| reads |
|
| not read |
|
| compressor for proper setup. |
| The main air regulator is | See Repairing the Main Air Regulator, |
| malfunctioning. | page 28 (EQ600 – Kit 17C131, EQ300 |
|
| – Kit 17C129). |
| The blast air regulator is | Replace the blast air regulator (Kit |
| malfunctioning. | 17C625). |
22 | 334667B |