After startup. Relay can sometimes snap. But delay time is significantly longer, sometimes simply do not snap.D5Nservice manual download site
D5Nservice manual download site
From the relay to pull-in, but delayed for a long time that point of view, the "fault" should be the speaker protection circuit. The machine also uses simple protecting circuit, relay drive tube use composite pipe position. First time delay circuit (R3, C3) to inspect, C3 have leakage, replace it later, "glitch" excluded.D5Nservice manual download site