freightliner EconicSD - Page 198

Example: permissibleaxleload
X
Determine permissibleaxleload = by
checking the vehicleidentificationplate.
X
Lookfor tire size : in the tire pressure list.
X
Select the tire pressure thatcorrespondsto
the tire type(Ypage 196).
X
Search for load bearing index ; thatcorre-
sponds to the tire typenext to the tire size
in the tire pressure list.
X
Find maximumpermissibleaxleload = in
the tire pressure list and readoff the tire
pressure.
Tire pressure table
Single tiresfrontaxle: 315/80 R22.5 tires
Load bearing
index
Tire code Axle load Airpressure
156/150 QK3 F18L1790
KMAX S
17640 lbs 850 kPa (8.5 bar/123psi)
LRL QK3F18J1680 17640 lbs 770 kPa (7.7 bar/112psi)
19840lbs 900kPa (9.0 bar/131psi)
Twintiresrear axle: 315/80 R22.5 tires
Load bearing
index
Tire code Axle load Airpressure
156/150 QK3 F18L7790
KMAX D
23150 lbs 650 kPa (6.5 bar/94 psi)
LRL QK3F18J1680 23150 lbs 590 kPa (5.9 bar/86 psi)
196
Tire pressure table
Wheelsand tires