Carter-Hoffmann Food Cart Troubleshooting Carter-Hoffmann heated food carts offer a convenient way to transport food items while keeping them warm and ready-to-eat. Perfect for hotels, healthcare and other commercial foodservice settings, these food carts certainly earn their keep. That’s why it’s important to check and have your unit repaired when any signs or issues pop up. Below is a guide on what problems could arise in your Carter-Hoffmann heated food cart so you can troubleshoot it quickly and easily. This guide is applicable for the THL top mount carts and TH15 heater carts.
Carter-Hoffmann Food Cart Troubleshooting Solutions
Problem | Cause | Solution |
No power to unit Light on display isn’t illuminated Motor isn’t running | Unit not plugged in or circuit breaker tripped Main switch is damaged Power cord is damaged Hi-limit safety was tripped | Plug in unit, check circuit breaker and/oir reset Have main switch replaced Have cord replaced Let unit cool to reset hi-limit, or have replaced |
Unit isn’t holding temperature | Door gasket is damaged Door latch is damaged Temperature probe is damaged Door gap is out of alignment | Replace gasket Have door latch replaced Have probe replaced Adjust the strike and door hinging |
Unit isn’t heating | Cabinet temperature is above setpoint OR setpoint is too low Wiring is damaged Relay is damaged Controller is damaged Heating element is damaged | Adjust the thermostat setpoint OR Check thermostat calibration Have wiring repaired Have relay replaced Have controller replaced Have inspected and replaced if necessary |
Unit is overheating | Setpoint is too high Thermostat is damaged Hi-limit control is defective Blower fan is jammed | Adjust setpoint Have thermostat replaced Have hi-limit replaced Have blower fan inspected |
Blower motor isn’t running | Fan motor is damaged Blower fan is jammed | Have motor replaced Have blower fan inspected |
Relay is “chattering” | Issue with wiring to switch | Have wiring repaired OR have switch replaced |
Red malfunction light is lit (for THL models) | Application malfunction | Have unit inspected |
For more troubleshooting information, or cleaning and maintenance information, take a look at our collection of Carter-Hoffmann manuals and diagrams for assistance.