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SECTION 31 -- POWER TAKE--OFF -- CHAPTER 1
603.54.471.00 -- 11 -- 2004
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Ground speed PTO
Proceed as follows:
— keep the PTO clut c h cont r ol lever ( 1) f ig. 7 on
position A wit h PTO disengaged;
— fully depress the gearbox/engine clutch pedal;
— wait briefly, then move the PTO operating mode
selector (1) fig. 8 forward to position C and relea-
se the gearbox/engine clutch pedal;
In these conditions the PTO coupling sleeve (3) fig. 9,
is turned directly by the toothed coupling of gear (1) in
the gearbox.
When the tractor is stationary the PTO shaft does not
turn. When changing from forward to reverse gear,
the direction of rotation of the PTO shaft reverses.
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NOTE: When the PTO is not being used, move the
lever (1) fig. 8, to position E (the neutral position of
the PTO engagement sleeve (3) fig. 9).
PTO speed selector lever (2) fig. 10
To change PTO speed, proceed as follows:
— lift the spring--loaded collar (1) upwards;
— move the lever (2) forward to position (3) to select
750 or 1000 rev/min PTO speed.
This activ at es the ex t ernal contr ol lever (17) fig. 4
by means of a tie --r od. T he ex t ernal cont rol lever in
tur n rot at es the internal f or k dev ice ( 21) and
select s the PTO s peed by means of the coupling
sleeves .
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1
2
3
TRE0089A
TROUBLESHOOTING FOR MECHANICAL PTO
Faults
Possible causes Remedies
Slipping with loss of speed of PTO
output shaft.
Wear of clutch disc or of engine
flywheel pressure plate.
Poor adjustment of PTO clutch
control lever.
Check the data given in the
appropriate pages of section 18,
replace the worn parts and adjust the
clutch control lever.
Difficulty in selecting PTO speed
by means of lever (2) fig. 10.
External control stiff. Check the control lever .