Doosan D35C-5 FDA04 Operation & Maintenance Manual page 94

Operation Section
Starting From a 12 Volt External
Source
WARNING
Sparks occurring near the battery could cause
vapors to explode.
Always connect the external power source
ground cable to a point away from and below
the battery, and well clear of fuel system
components.
NOTICE
Do not reverse battery cables. It can cause damage
to the alternator.
Always connect the external power source cables
in parallel with the lift truck battery cables:
POSITIVE(+) to POSITIVE(+) and NEGATIVE( - )
to NEGATIVE( - ).
Attach ground cable last, remove first. All lift trucks
equipped with DOOSAN built internal combustion
engines are NEGATIVE( - ) ground.
-92-