Chrysler RAM TRUCK 2500 1994 Service Manual page 37

0 - 12 LUBRICATION AND MAINTENANCE
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J U M P STARTING, TOWING A N D HOISTING
INDEX
p a g e
Four-Wheel-Drive Vehicle Towing 14
Ground Clearance and Ramp Angle 14
Hoisting Recommendations 13
Jump Starting 12
page
Towing Recommendations 13
Towing When Keys Are Not Available 14
Two-Wheel-Drive Vehicle Towing 14
JUMP STARTING
WARNING: R E V I E W A L L S A F E T Y P R E C A U T I O N S
AND WARNINGS IN G R O U P 8A, BATTERY/START­
ING/CHARGING S Y S T E M S DIAGNOSTICS.
DO NOT JUMP S T A R T A F R O Z E N BATTERY, P E R ­
SONAL INJURY CAN RESULT.
DO NOT JUMP START WHEN MAINTENANCE
F R E E B A T T E R Y INDICATOR DOT IS Y E L L O W OR
BRIGHT C O L O R .
DO NOT JUMP START A V E H I C L E WHEN T H E
BATTERY FLUID IS B E L O W T H E TOP O F L E A D
P L A T E S .
DO NOT A L L O W J U M P E R C A B L E C L A M P S TO
TOUCH E A C H O T H E R WHEN C O N N E C T E D TO A
B O O S T E R S O U R C E .
DO NOT U S E O P E N F L A M E NEAR BATTERY.
R E M O V E METALLIC J E W E L R Y WORN ON HANDS
OR W R I S T S T O AVOID INJURY B Y A C C I D E N T A L
ARCING O F B A T T E R Y CURRENT.
WHEN USING A HIGH OUTPUT BOOSTING D E ­
V I C E , DO NOT A L L O W B A T T E R Y V O L T A G E TO E X ­
C E E D 16 V O L T S . R E F E R TO INSTRUCTIONS
PROVIDED WITH D E V I C E BEING U S E D .
CAUTION: When using another vehicle a s a
booster, do not allow vehicles to touch. Electrical
systems can be damaged on either vehicle.
TO J U M P S T A R T A DISABLED VEHICLE:
(1) Raise hood on disabled vehicle and visually in­
spect engine compartment for:
• Battery cable clamp condition, clean i f necessary.
• Frozen battery.
• Yellow or bright color test indicator, i f equipped.
• Low battery fluid level.
• Generator drive belt condition and tension.
• Fuel fumes or leakage, correct i f necessary.
CAUTION: If the c a u s e of starting problem on dis­
abled vehicle is severe, damage to booster vehicle
charging system can result.
(2) When using another vehicle as a booster
source, turn off all accessories, place gear selector i n
park or neutral, set park brake and operate engine at
1200 rpm.
(3) On disabled vehicle, place gear selector in park
or neutral and set park brake. Turn off all accesso­
ries.
(4) Connect jumper cables to booster battery. RED
clamp to positive terminal (+). BLACK clamp to neg­
ative terminal (-). DO NOT allow clamps at opposite
end of cables to touch, electrical arc will result (Fig.
3). Review all warnings i n this procedure.
(5) On disabled vehicle, connect RED jumper cable
clamp to positive (+) terminal. Connect BLACK
jumper cable clamp to engine ground as close to the
ground cable attaching point as possible (Fig. 3).
Fig. 3 Jumper Cable Clamp Connections
CAUTION: Do not crank starter motor on disabled
vehicle for more than 15 s e c o n d s , starter will over­
heat ancf could fail.
(6) Allow battery i n disabled vehicle to charge to at
least 12.4 volts (75% charge) before attempting to
start engine. I f engine does not start within 15 sec­
onds, stop cranking engine and allow starter to cool
(15 min.), before cranking again.