INTRODUCTION
PRELIMINAR STUDIES AND CONSIDERATIONS
MAINTENANCE AND DAMAGE PREVENTION
WORK ON BASIC VEHICLE
MOUNTING AND CONSTRUCTION
POWER TAKE-OFF
ELECTRIC AND ELECTRONIC SYSTEMS
APPENDIX
V1.0, February 2015
Body Builder Manual Part II, Specific Book LCV
265
The installation of a rear loading crane is studied here.
For the calculation, it is necessary to know the weight of the crane and the loca
-
tion of its centre of gravity:
- Crane weight: N
E
= 1,500 kg
- Crane CoG distance: D = 4,400 mm
- Wheelbase: WB = 3,670 mm
Fig. 8-189 SPBGA21_003 Weight distributions on the axles
Table 1-190 SPBTA22_002 Terms used in calculations
Using the equations of static equilibrium:
Σ
MO = 0; N
E
* D = R
R
* WB
Σ
F = 0; N
E
= R
R
+ R
F
R
F
= N
E
- R
R
= 1.500 - 1,798 = -298 kg
DISTANCES
LOADS
WB
Wheelbase
N
E
Total weight of the vehicle
D
Distance between front axle and
centre of gravity
R
F
Reaction load in front axle
R
R
Reaction load in rear axle
O - Reference point
R
R
=
N
E
* D
=
1,500 * 4,400
= 1,798 kg
TWB
3,670