STX-SERIES — TROUBLESHOOTING
TABLE 5. TROUBLESHOOTING (CONTINUED)
SYMPTOM | POSSIBLE PROBLEM | SOLUTION | |
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| Check all electrical connections, including the master on/off switch | |
| Wiring? | and check to see if wiring is in good condition with no shorts. | |
| Replace as necessary. | ||
Lights (optional) not working. |
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| Lights? | Check to see if light bulbs are still good. Replace if broken. | |
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| Check the tank to make sure retardant is present. Fill tank as | |
| Retardant? | necessary. | |
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| Check all electrical connections, including master on/off switch | |
| Wiring? | connections. Replace components and wiring as necessary. | |
Retardant spray (optional) not |
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working. | Bad switch? | Check the continuity of master on/off switch. Replace if broken. | |
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| If pump has a voltage present when the switch is turned on, but | |
| Bad spray pump? | does not operate and electrical connections to the pump are | |
| good, replace the pump. | ||
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| Blade speed out of adjustment? | See section on blade speed adjustment. | |
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| Check for wear of steering bearings and linkage components | |
| Worn components? | replace if necessary. | |
Steering is unresponsive. |
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Pivots? | Check to ensure free movement of hydraulic drive motors. | ||
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| Hydraulic pressure? | Check to ensure that hydraulic steering pressure is adequate. See | |
| section on checking hydraulic steering pressure. | ||
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Operating position is | Seat adjust for operator? | Adjust seat with lever located on the front of the seat. | |
uncomfortable. |
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| Wiring? | Check and repair wiring and connectors as necessary. | |
Pitch System not working. |
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Spool stuck in solenoid valve? | Replace solenoid valve. | ||
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