2 — USING THE 3150R
pg. 5
Curtis Model 3150R – Oct. 2022
The following topics describe GUIs 1, 2, 4 and 5. GUI 3 has significant differences with the other
user interfaces and is
SPEED MODE ICONS
A controller's speed mode determines the active acceleration and deceleration rates and maximum
forward and reverse speeds. The speed modes balance fuel economy and vehicle power.
The speed mode icons indicate the controller's active speed mode. All GUIs other than GUI 3 provide
the following icons:
Speed Mode
Description
Icon (GUIs 1, 4 and 5)
Icon (GUI 2)
High mode
The speed mode with the fastest
maximum speeds and acceleration/
deceleration rates.
Note:
High mode and power mode
have the same characteristics. Some
OEMs describe this mode as high
mode, others as power mode.
H
H
Economy mode Maximizes fuel economy by providing
lower maximum speeds and
acceleration/deceleration rates than
high, power and standard modes.
E
E
Turtle mode
The speed mode with the slowest
maximum speeds and acceleration/
deceleration rates.
Standard mode A balance of maximum speeds,
acceleration/deceleration rates and
fuel efficiency.
S
S
Power mode
Power mode has the same
characteristics as high mode.
P
P
TRANSMISSION STATE ICONS
The following table describes icons that indicate the controller's transmission state:
Transmission State
Icon (GUIs 1, 4 and 5)
Icon (GUI 2)
Forward gear
Reverse gear
Neutral
N
N
