Dismantle Drive Unit From The Truck; Assemble And Use Notice; Fault And Troubleshooting - HANGCHA Mini Range CDD12-A2MJ-SZ Operation And Maintenance Manual

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
Abnormal gear noise when
travelling
Abnormal noise
turning
Brake ineffective or invalid
Large vehicle vibration
Probable cause
Over large gear clearance
Lack grease
Over large gear wear
Rotary rolling bearing damage
when
Insufficient
grease
Inching switch loosen or damage
Over large brake clearance
Brake disc over wear
Brake loosen
Circuit damage
Damper assembly damage
rotary rolling bearing
50
Corrective action
Adjust
Replenish
Replace
Replace
Add grease
Fasten or replace
Adjust
Replace
Fasten
Repair
Replace