Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 205Get this manual
HONDA BF20Aea5A
1) Alert system (Alert indicator light ON circuit)
- 1Basic system
When the oil pressure switch or therrno switch operates, the alert system turns the indicator light ONIOFF notify the operator of the oil pressure switchthermo switch operationItem Oil pressure switch Thermo switch Color of the lamp Green When faulty
Thermo switch: ON when temperature is above the set temperature Oil pressure switch: ON when oil pressure is below the set pressure
When the outboard is tiller handle type, the oil pressure indicator light is mounted the outboardIt turns OFF when the oil pressure is abnormalNote that the engine speed control is performed as countermeasure against faulty thermo switch on the tiller handle typeThe tiller handle type outboard is not provided with faulty thermo switch alert indication systemIf the outboard is the remote control type, the operator does not notice the trouble easily before the engine speed control is started, as he must frequently turn back while driving if the indicator lights were mounted the outboardTherefore, the indicator lights are mounted the remote control box and buzzer in the remote control box sounds after the indicator lights turn ON (OFF)