Outdoor Chassis Heating Cable (Optional); Troubleshooting - Carrier 42LUVH025N Service Manual

8.16 Outdoor chassis heating cable (optional)

Heating cable is fixed on outdoor chassis to help deicing and to avoid freezing. The heating cable's
power is 85W, rated voltage is 220v-240v. If outdoor temperature is lower than 5 , the heating cable begins
to work. If outdoor temperature is higher than 15 , the heating cable stops working.

9. Troubleshooting

Safety
Because of there are capacitors in PCB and relative circuit in outdoor unit, even shut down the power
supply,
electricity power still are kept in capacitors, do not forget to discharge the electricity power in capacitor.
(HIGH VOLTAGE! CAUTION!)
32
Electrolytic Capacitors
Bulb (25-40W)