car ZIL-131
Symptom - Remedy
The generator does not provide charging current
Malfunction in the circuit generator - relay-regulator - battery or in the ground circuit - Find damage in the wiring or contacts and eliminate it:

Radiator tubular-ribbon, with oval-section tubes, four-row
Radiator filler cap (Fig. 1) is sealed with two valves; inlet (air) and outlet (steam)