Carrier Micro-Link 2 controller repair: control board and backup battery replacement
A Carrier ThinLine R-134a reefer with a faulty Micro-Link 2 controller. We opened the control box, replaced the controller board and the Carrier Transicold backup battery (30-50377-00), and verified every operating mode. The controller runs the unit correctly again.
Need a similar repair?
Describe the problem — our own service crew travels across Ukraine and fixes 90% of cases on site.
Request a quoteMore repairs
Keypad and LCD display replacement on a Thermo King MP-3000 controller
The reefer arrived with a dead control panel: the membrane keypad contacts were burnt out and the LCD display had faded beyond legibility. We replaced the keypad membrane and the LCD module, then tested every mode — the unit holds its setpoint again and is fully controllable from the panel.
View the repair →
Refrigerant leak repair, fan replacement and R-452A recharge on a Thermo King unit
The reefer wasn't holding temperature because of a refrigerant leak. We located the leak on the coil with an electronic detector, replaced the condenser fan and the filter driers, evacuated the system and recharged it with R-452A. After a load test the unit was back on setpoint.
View the repair →
Low-pressure switch replacement and R-452A recharge on a Thermo King unit
The unit wouldn't start — the low-pressure protection kept tripping because of low refrigerant. We replaced the low-pressure cutout switch (genuine Thermo King part 414473), recharged the system with R-452A and ran the unit under load to verify.
View the repair →