Velocifero MAD TRUCK Manual page 66

CHARPT 6：WHAT TO DO IN CASE Of EMERGENCY
PROBLEM CAUSE REMEDY
The covered surfaces are
Along paths not uphill
scope
Take measures to get the
Frozen battery battery temperature back to
normal
The distance traveled by a
Accelerating feel a strange
Tension the drive chain
charge is too short
noise.
Old battery or ruined Replace the battery
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