KEYSTROKES
1. Enter the estimated Vehicle Weight:
2. Enter the 1/4 ET:
3. Solve for the vehicle's estimated rear wheel HP:
Building from the prior example, let's correct the estimated rear
wheel HP based on current local measured weather conditions of
73° F, absolute pressure of 25.88 in Hg, and 14% relative humidity,
then calculate the estimated Horsepower again.
KEYSTROKES
4. Enter current local measured weather conditions:
5. There is no need to re-enter the Vehicle Weight or the 1/4 ET as
they are currently in the calculator's memory from the previous
example.
6. Solve for the vehicle's estimated MSA HP, Corrected HP, and
HPc:
Repeated presses of
conditions, followed by the entered ET and Vehicle Weight.
34 — H
R
OT
OD
(Absolute Pressure)
will toggle through the entered weather
C
™
ALC
DISPLAY
LBS S 4280.
ET S 13.656 S
HP MSA 332.17
DISPLAY
TEMP S
73. °F
P-ABS S 25.88 INHG
RH% S 14. %
HP MSA 399.281
HP 332.17
HPc 1.202
0.