JLG 4017 Operator Manual - Manual (Page 59)

Section 3 - Operation
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Battery Boosted Starting
If battery-boost starting (jump-start) is necessary, proceed as follows:
• Never allow vehicles to touch.
• Connect the positive (+) jumper cable to positive (+) post of discharged battery.
• Connect the opposite end of positive (+) jumper cable to positive (+) post of
booster battery.
• Connect the negative (-) jumper cable to negative (-) post on booster battery.
• Connect opposite end of negative (-) jumper cable to ground point on machine
away from discharged battery.
• Follow standard starting procedures.
• Remove cables in reverse order after machine has started.
WARNING
BATTERY EXPLOSION HAZARD. Never jump start or charge a frozen battery
as it could explode. Keep sparks, flames and lighted smoking materials away
from the battery. Lead acid batteries generate explosive gases when charging.
Wear safety glasses. Failure to comply could result in death or serious injury.
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