PTO Installation
Optional Accessories
9-2
80-JB566-1 Rev. G
MAY CONTAIN U.S. AND INTERNATIONAL EXPORT CONTROLLED INFORMATION
PTO Installation
Use a multi-meter to determine which type of PTO circuit you are connecting to when
engaging the PTO switch.
Wiring to Sw12VDC Circuit
Wiring to Switched Ground Circuit
If you have a switched circuit that is activated to the ground to detect PTO time, a relay must
be used.
Wiring to an Air Pressure Switch for Air-activated PTO
If the air pressure switch is not wired to 12 VDC, make sure to remove the ground wire and
attach a fused wire from the MCP50 ignition source.
+12 VDC Ign switched.
To same ignition that MCP50
is connected to using 5 amp fuse
Ground
04AAA_217AQMCP
Indicator
Light
PTO ON/ OFF Switch
MCP50 Connect Power/IO wire
Digital1_IN or Digital2_IN
RED
BRN
BLK
+12 VDC Ign switched.
To same ignition that MCP50
is connected to using 5 amp fuse
+12 VDC (when active)
MCP50
Connect Power/IO wire
Digital1_IN or Digital2_IN
30
87A
87
86
85
BRN
WHT
PTO Relay
WHT
Switched GND
PTO ON/ OFF Switch
PTO Air line
To air switch on dash to
engage PTO device pump
or compressor
PTO Ancillary Pressure Switch
(No relay required)
+12 VDC Ign switched.
To same ignition that MCP50
is connected to using 5 amp fuse
MCP50
Connect Power/IO wire
Digital1_IN or Digital2_IN