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ENG
PRIMARY AND SECONDARY SHEAVES
REMOVING THE PRIMARY AND
SECONDARY SHEAVES
1.Loosen:
●Nut (secondary sheave) 1
●Nut (primary sheave) 2
N
OTE:
●Use the sheave holder 3 to hold the primary
sheave.
●First, loosen the nut (secondary sheave) 2,
then loosen the nut (primary sheave) 1.
Sheave holder:
P/N. YS-01880-A, 90890-01701
DISASSEMBLING THE SECONDARY
SHEAVE
1.Remove:
●Nut 1
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Removing steps:
●Attach the sheave fixed block 2, locknut
wrench 3 and sheave spring compressor 4
to the secondary sheave assembly.
●Place the sheave fixed block in a vise and
secure it.
●Tighten the sheave spring compressor nut 5
and compress the spring.
●Loosen the nut 1 with the locknut wrench 3.
●Remove the nut 1.
●Remove the sheave spring compressor and
locknut wrench.
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Sheave fixed block:
P/N. YM-04135, 90890-04135
Locknut wrench:
P/N. YM-01348, 90890-01348
Sheave spring compressor:
P/N. YM-04134, 90890-04134