TM-5-3805-254-14-P-2
TRUCK, DUMP, 20 TON, 6X4, ON-OFF HIGHWAY 71,000 GVW, IHC MODEL F-5070 (CCE)
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, GENERAL SUPPORT AND DEPT MAINTENANCE MANUAL (INCLUDING REPAIR PARTS INFORMATION AND SUPPLEMENTAL MAINTENANCE INSTRUCTIONS)
JUNE 1980
TM-5-3805-254-14-P-2 - Page 681 of 894
TRUCK SERVICE MANUAL
GENERAL INFORMATION
Fig.
1-7
Transmission name plate
e. Power Takeoff Provisions
(1)
Transmissions
are
equipped
with
provisions for mounting a power takeoff on the front,
upper-left side of the transmission housing.
(2)
The PTO on the transmission housing i s
converter driven.
f. Planetary Gearing, Clutches.
(2)
In
THIS
transmission, ratio for five
forward speeds and reverse are established by four
planetary gear sets.
The planetary are controlled by six
hydraulic applied clutches.
All gearing is in constant
mesh.
1-5.
OPERATING INSTRUCTIONS
a. Vehicle-Related Controls.
For information on
controls which are related to the vehicle, refer to the
vehicle service manual.
Refer also to Drivers Handbook
SA 1334.
b. Neutral (N).
Place the shift selector at the
neutral position before starting the engine.
A neutral
safety switch (on the transmission or in the selector
linkage) prevents starting the engine while the selector
lever is not at neutral.
Apply the vehicle brakes and shift
to neutral any time the engine is to be running while the
operator is not at the controls.
c. Forward Drive Ranges
(1)
Shifting from neutral.
The engine should
be at idle speed when any shift from neutral to a drive
range is made.
(2)
Drive (D).
This range is the most
commonly used forward range.
It includes all forward
gears
To drive in this range, simply depress the accelerator.
The transmission will start in first (second on HT
750DRD), and automatically upshift at the proper speeds
through all gears.
Downshifts also will occur
automatically, in relation to speed and throttle position.
(3)
Drive 4 (4)
In this range, the transmission
will start in first (second on HT 750DRD), and
automatically upshift, at the proper speeds, to the fourth
gear.
(4)
Drive 3 (3).
In this range, the transmission
will start in first
AND
automatically upshift, at the proper
speeds, to third gear.
(5)
Drive 2 (2).
In this range, the transmission
will start in first
AND
automatically upshift, at the proper
speeds, to second gear.
(6)
Drive 1 (1).
In this range, the transmission
will start in first gear.
No automatic upshift will occur
unless governed speed is exceeded.
674
TRANSMISSION
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