What to do if Gtec Power Supply displays codes F34, F35, F36, L34, L35, or L36?
- JJulia BarrDec 1, 2025
If the display of your Gtec Power Supply shows one or more of the following codes: F34, F35, F36, L34, L35, L36, it could be due to several reasons: the ambient temperature being over 40°C, heat sources being too close to the CPS, or ventilation slits being obstructed or too close to walls. To address this, activate the maintenance bypass (SWMB) without powering off the CPS to allow the fans to cool the heat sink more quickly. Eliminate the cause of the overtemperature and wait for the heat sink temperature to drop before excluding the maintenance bypass. Another potential cause is a fault in the temperature probe or CPS cooling system. In this case, insert the maintenance bypass (SWMB) without turning off the CPS to cool the heat sink, then turn the CPS off and on again. Exclude the maint...







