8-RIGHT CRANKCASE ASSEMBLY
42
CHK
ADJ
NO. PART NO.
1 1251112-001093 M6×16 hexagon flange bolts(color zinc) 3 12±1.5N.m
ZT158MJ right box balance shaft bearing pressure plate
3 1051356-006000 ZT158MJ spindle bearing pressure plate 1
ZT173YMM rear hoisting hole bushing(single rocker arm)
5 1051754-001000 1.0×5.5×6 oil pin 1
－
M8×1.25×166 double-ended stud
2 20±2N.m
ZT158MJ Right crankshaft box assembly-1
PROCEDURE:
●Use 8#T rod sleeve to remove the two bolts ⑴, and remove the pressure plate ⑵.
●Use 8#T rod sleeve to remove a bolt ⑴, and remove the pressure plate ⑶.
●Use a single-type batch to directly eject the lifting hole bushing ⑷ at the other end.
●The oil pin ⑸ is generally not disassembled. If it needs to be disassembled, use a drill to destroy it and then
take it out.
●Double-headed stud ⑹ is generally not disassembled. If it needs to be disassembled, weld an M8 nut on the
exposed end and then unscrew it with a sleeve.
CAUTION:
●Three bolts(1) When installing, apply thread fastening glue evenly on the threads.
●Double-headed stud ⑹ one end with boss faces the box, as shown in ① in the figure.
●After the double-headed stud ⑹ is driven into the box, the height of the top relative to the joint surface is
143.5±1mm.
●Double-headed studs ⑹ generally do not disassemble, if it must be removed, new double-headed studs must
be replaced. When installing double-ended studs, apply a proper amount of thread fastening glue evenly on the
threads.
Fig.7 RIGHT CRANKCASE
ASSEMBLY
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