- Check primary heater for either a thermocouple problem or a failed element attached to thermocouple. See Electrical Schematics, in manual.
Hose Temperature Exceeds Setpoint
- Verify that all FTS connections are snug and that pins of connectors are clean. Unplug and replug thermocouple wires, cleaning off any debris.
- Cover hoses or move to a location with a lower ambient temperature.
- Replace damaged insulation.
- Match tap setting on transformer to hose length being used.