MTZ K-744R1, Руководство по эксплуатации

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KIROVETS K-744R1, K-744R2, K-744R3, K-744R4 tractors
106
Fig. 31 GB hydraulic accumulator with pressure control valve
1
– housing; 2 – stem; 3 – piston; 4 – hydraulic accumulator spring; 5 – valve;
6
– valve spring; 7 – adjustment plug
ATTENTION! Hydraulic accumulator springs are always in the compressed state. The
dismantling of hydraulic accumulator shall be performed by a qualified specialist.
6.10 Driving shaft
The driving shaft with polymer seals is interchangeable with shafts of previous design and has a
high degree of unification with them. Due to the use of advanced materials the reliability of shaft
seals has considerably be enhanced.
The shaft elements consist of friction clutch I, friction clutches II and III, friction clutch IV.
The installation of such parts as 744
Р-1701367, 744Р-1701014 onto the driving shaft shall be
carried out jointly with 744Р-1701517 bushing installed inside. In case of separate installation,
there is a high probability of sealing ring shearing.
Perform replacement of 700A.17.01.430/-450 collars without removing 744
Р-1701367, 744Р-
1701014 parts.