Jump Start Batteries Procedure - Volvo 9700 US/CAN 2016 Driver's Handbook Manual

160 If something happens

Jump start batteries procedure

For jump start batteries, proceed as follows:
1 Place the ignition switch in 0 position.
2 Make sure the auxiliary batteries have 24
V total voltage or 24 V voltage on the
system.
3 Turn OFF the engine on the "assistance
vehicle" and make sure the vehicle do not
touch each other.
4 Open the right hand side batteries
compartment hatch.
5 Connect one of the red cable clamps to the
positive terminal of the auxiliary battery.
The positive terminal is marked in red, P
or +.
6 Connect the other red cable clamp to the
positive terminal in the bus battery. The
positive terminal is marked in red, P or +.
7 Connect one of the black cable clamps
to the negative terminal of the auxiliary
battery marked in blue, N or -.
8 Connect the other black cable clamp to a
ground stud for jump start placed inside to
the right hand side batteries compartment.
9 Run the engine of the "assisting vehicle".
Let the engine run for about 1 minute, at
approximately 1000 rpm.
10 Start the engine of the other vehicle.
11 Remove the clamp on the black cable from
the ground terminal.
12 Remove the clamp on the black cable
from the negative terminal on the auxiliary
battery.
13 Remove the red cable.
14 Close the right hand side batteries
compartment hatch.
Batteries jump start instructions decal.
Note: To refer about the ground stud for
batteries jump start, see the following section
in this manual: "Ground stud for jump start
batteries", page 162.
For batteries polarity identification, see
the polarity decals placed into the batteries
compartments.
In the backside of the right hand side batteries
compartment hatch there is a decal with
instructions for jump start in three languages.
W0111077