Funk  DF250 S E R I E S POWERSHIFT TRANSMISSION
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RATINGS*

Input Power (Max.):  224kW (300 SAE hp)

Turbine Torque (Max.):  1898Nm (1400 lb.-ft)

Input no load Speed (Max.): 3000 rpm

Ratings subject to selection of torque converter and gear ratio 

 

ROTATION

Input: Counterclockwise

Output:

  Forward, same as input (4 and 8 speeds)

  Reverse, opposite input (4 speeds)

All rotations viewed from opposite input side (looking at flywheel)

 

MOUNTING

Engine - Flex plate converter drive with SAE# 3 or SAE# 2 dry converter housing. Direct drive with SAE# 2 drive housing (engine flywheel mounted torsional damper connection between engine and transmission required) Side mounting pads -  engine / transmission cradle mounting recommended

Midship Input housing mounting pads and transmission side mounting pads (engine mounted torsional damper required)

Remote - Side mounting pads (engine mounted torque converter PTO with charge pump required)

 

TORQUE CONVERTERS

Three element, single stage, with free wheel stator or fixed stator

Sizes:

11.75" (298.5mm) STR 2.01 thru 2.90

12.75" (323.8mm) STR 2.07 thru 2.70

14.00" (355.6mm) STR 1.80 thru 2.80

(STR=Stall Torque Ratio)

 

GEARING

Constant mesh, in line, high contact ground gears

Up to eight speeds forward and four speeds reverse full powershift

 

CLUTCHES

Fully modulated, oil-cooled, multidisc, hydraulic-actuated, self adjusting

GEAR RATIO RANGES

Two pump pads, left and right side

Disconnect available for mounting size, SAE "C"

Gear ratio range Version
low 4.5 to 8.0 4 speed F & R
high 0.7 to 1.0
low 6.0 to 8.0 8 speeds forward
high 0.5 to 0.7 see below for reverse speeds
low 6.0 to 8.0 4 speed reverse
high 0.7 to 1.0

 

PUMP DRIVES

Two pump pads, left and right side

Disconnect available for mounting size, SAE "C"

Left Side Right Side
Rotation Clockwise Clockwise
Ratio (engine speed to pump speed 0.837:1 0.837:1
Power (max intermittent) 149kW (200hp) 149kW (200 hp)
Mounting and spline size SAE A, B, or C SAE A, B, or C

 

CONTROLS

Electronic control unit and transmission control valve with pulse width modulated solenoids for modulation of all clutches Electronic gear selector and display

 

OPTIONS

* Magnetic pulse generator for speedometer

* Integral engine side axle disconnect

* Caliper and disk or integral spring applied, pressure released parking brake

* Engine driven, direct drive or torque converter driven power takeoff

 

OIL

Hydraulic transmission fluid type C-3 (MIL-L-2104 Grade 10) latest revision

Funk spin-on filter remote mounted

 

WEIGHT

Approximate dry weight: 680 kg (1500 lbs.)
 

DF250

CONTROL

 

Powershift Transmission Home

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