8-10
Power Take-Off
PTO Factory Default Settings
Power Take-Off (PTO) Description and Operation
Function
Value/Default Setting
Scan Tool/HMI Customization Menu
PTO Option
None
Preset (Default)
Variable
Mobile
Scan Tool
PTO In-Cab Control
Enabled
Disabled
Scan Tool
PTO Remote Control Status
Enabled
Disabled (Default)
Scan Tool
PTO Ramp Rate
4
–
150 RPM/sec
Scan Tool
PTO Set 1 Speed
500
–
3100 RPM
1200 RPM (default)
HMI Customization Display/Scan Tool
PTO Set 2 Speed
500
–
3100 RPM
1900 RPM (default)
HMI Customization Display/Scan Tool
PTO Relay
Yes (default)
No
Scan Tool
PTO Feedback
Yes (default)
No
Scan Tool
Fuel Level for Engine Shutdown
0
–
25% fuel level
15% fuel level
Scan Tool
PTO to Set 1 Speed
Yes
No (default)
Scan Tool
PTO Remote Engine Start
Yes
No (default)
Scan Tool
PTO Remote Set Switch
Yes
No (default)
Scan Tool
PTO Remote Set Switch Type
Momentary (default)
Latching
Scan Tool
PTO Remote Engine Shutdown
Yes
No (default)
Scan Tool
Remote Set Switch Low = (less than 33%
of Ignition voltage)
PTO Standby
Set 1 (default)
Set 2
Scan Tool
Remote Set Switch High + (33% to 66%
of Ignition voltage)
PTO Standby
Set 1
Set 2 (default)
Scan Tool
Remote Set Switch Open = (greater than
66% ignition voltage)
PTO Standby
Set 1 (default)
Set 2
Scan Tool
PTO Maximum Engage Speed
0
–
1500 RPM
1500 RPM (default)
Scan Tool
PTO Maximum Engine Speed
500
—
3100 RPM
2100 RPM (default)
Scan Tool
PTO Standby Speed
500
—
1500 RPM
900 RPM (default)
HMI Customization Display/Scan Tool
Engine Run Timer
0
—
1320 minutes
HMI Customization Display/Scan Tool
Chirp Before Start
Enabled (default)
Disabled
Scan Tool
PTO Tap Step
4
–
500 RPM/Step
HMI Customization Display/Scan Tool
2021 - Silverado 4500HD, 5500HD, and 6500HD Electrical Body Builder Manual
