HANGCHA Mini Range CDD12-A2MJ-SZ - Page 54

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1.2 Assemble and use notice
– When assemble, scrub the oil seal on the product. Avoid product damage, no disassemble at
will.
– Avoid each fitting surface and exposed gear impact, thus influence installation.
– Normal working oil temperature is ≤70℃.
– Drive wheel is maintenance free drive device, if need grease, dismantle the drive unit, and
add from the top.
– Added amount of grease(SHELL ALVANIA R3) is 2/5-2/3 space of the inner chamber.
1.3 Fault and troubleshooting
Fault
Probable cause
Corrective action
Abnormal gear noise when
travelling
Over large gear clearance
Adjust
Lack grease
Replenish
Over large gear wear
Replace
Abnormal noise when
turning
Rotary rolling bearing damage
Replace
Insufficient rotary rolling bearing
grease
Add grease
Brake ineffective or invalid
Inching switch loosen or damage
Fasten or replace
Over large brake clearance
Adjust
Brake disc over wear
Replace
Brake loosen
Fasten
Circuit damage
Repair
Large vehicle vibration
Damper assembly damage
Replace