Restriction Indicators

should be screwed on the air cleaner nipple by hand
ServiSignal™ (mechanical) shows a red flag when restriction limit is reached
Informer™ (mechanical) provides a continuous reading whether the engine is running or shut down
Electrical indicators:
Contacts are normally in the open position and have no polarity
Maximum load: 6 watts (light or buzzer)
12 V - 24 V
Operating temperatures of -10ºC to +100ºC
If inductive load can occur, appropriate protection must be provided