Repair Of Led Circuit - Makita HP331D Repair Manual

3.1. REPAIR OF LED CIRCUIT

 Use Non-insulated connector and Polyolefin tube (inner diameter: ø4.0mm) as shown below.
 When repairing, put terminals in the designated position shown in
Cutting position of Red lead wire
（The same surface as the root of Tab terminal）
Cutting position of Black lead wire
（The end face of Polyolefin tube）
Switch
AWG24
AWG24
Non-insulated
connector
Shrink of Polyolefin
tube
Figure 24
Shrink of Polyolefin tube
Non-insulated
connector
Figure 24. (Cut lead wires if necessary.)
Cut Lead wire in the position shown on the left.
End face of
Polyolefin tube
End face of
Non-insulated
connector
End face of
Polyolefin tube
Resistor
AWG24
AWG24
Figure 25
October 2015
Color index of lead wires' sheath
Black
Red
2mm or more
2mm or more
LED circuit
AWG: American wire gauge
17 / 18