P 12/12
Wiring diagram
Models 6412, 6413, M611 (with Variable speed control and Reverse switch)
Important: Do not put slack portion of any Lead wire in the space surrounded by Field and Brush holders. Otherwise Lead wires will be broken by rotating Armature.
Note: 1) Some countries do not use Noise suppressor or Choke coils.
2)Put Choke coils and Noise suppressor (if used) in place as illustrated in Fig.
3)Choke coil (with blue Lead wire and black Lead wire) is reversible when connected to Switch.
Fig. D-6
Lead wires
Choke coil lead wire (purple) to Brush holder
Choke coil lead wire (purple) to No.4 Terminal of Switch
Choke coil lead wire (orange) to Brush holder
Choke coil lead wire (orange) to No.3 Terminal of Switch
Field lead wire (black) to No.2a Terminal of Switch
Field lead wire (white) to No.5 Terminal of Switch
Choke coil lead wire (blue or black) to No.6 Terminal of Switch
Brush holder
See "Connecting Lead wire to Brush holder".
Fix two Lead wires 
with this Lead wire holder.
Choke coil
(with purple Lead wires) [if used]
Put slack portion of Lead wire 
in the space between Brush holder and inside wall of Housing (L). Otherwise the Lead wire will touch rotating Armature.
Put slack portion of Lead wires 
in this space.
boss A 
boss B 
Field
See "Connecting Lead wire to Brush holder".
Route Lead wires 
between these ribs.
Choke coil 
(with orange Lead wires)
[if used] 
Choke coil (with blue Lead wire and black Lead wire)
[if used]
Switch
Route Lead wires
under Brush holder.
Noise suppressor [if used]
Power supply cord
Connecting Lead wire to Brush holder 1) Brush holders are not reversible
when assembled to Housing (L). Terminal insertion hole of each Brush holder must be positioned
outside boss A/boss B.
boss A
Terminal
Brush holder
2) Do not route each Lead wire
inside boss A/boss B.
boss B