Rear Power Takeoff - Belarus -1523 Operating Manual

BELARUS-1523/1523В/1523.3/1523В.3
REAR POWER TAKE-OFF SHAFT (PTO)
The rear PTO is provided with the two-
speed (for tractors with the GB 16х8) or
four-speed (for tractors with the GB
24х12) independent drive. The drive is
provided by means of a two-speed re-
duction gear in the clutch housing and in-
terchangeable tail-pieces: (15) (540 rpm)
and (16) (1000 rpm) in the PTO reduc-
tion gear.
The tractors with the GB 24х12 are pro-
vided with the selector of the independ-
ent PTO drive speed (А) which is located
to the left of the clutch housing and
makes it possible to obtain additionally
two PTO speeds. It has two positions:
I – 540 and 1000 rpm – extreme counter-
clockwise;
II – 651 and 1435 rpm – extreme clock-
wise.
To set the necessary rotational speed of
the PTO, release the bolt (B), turn the
1 – changeover clutch; 2 – driving shaft; 3 – friction disk; 4 – intermediate disk; 5 – drum; 6 – brake plate;
7 – intermediate shaft; 8 – roller; 9 – gear; 10 – housing; 11 – sleeve; 12 – cap; 13 – thrust washer; 14 –
cover; 15, 16 – interchangeable tail-pieces; 17 – bushing; 18 – taper roller bearing; 19 – ring; 20 –
washer; 21 – nut; 22, 23 – pinion; 24 – brake piston; 25 – thrust plate; 26 – friction piston; 27 – spring; 28
– cap.
The PTO reduction gear is installed in
the rear axle housing and consists of the
lever to the necessary position and
tighten the bolt (B).
The drive is provided from the engine
through the two pairs of cylindrical gears
in the clutch housing, internal GB shaft,
changeover clutch and PTO reduction
gear. The drive is switched on and off by
means of the clutch (1).
Rear power takeoff shaft
driven pinion (22) and the driving one
(23) which are arranged coaxially and
101
Construction and Operation