BendixKing KLN 89B - Pilots Guide - Manual (Page 154)

KLN 89/KLN 89B Pilot’s Guide Advanced GPS Operation
4-43
Advanced GPS Operation
Chapter 4
the KLN 89(B) is interfaced with a compatible Shadin fuel flow
computer, it is possible to define the fuel on board by using the
KLN 89(B). In these installations it is not required to have the fuel
flow computer’s control head installed in the aircraft.
To change the present fuel on board:
1. Select the first OTH 7 page and turn on the cursor B .
2. If it is possible to enter the present fuel on board by using the KLN
89(B) there will be a colon (:) fol-
lowing Fuel OB on the display. If
the colon exists press the left
B
(figure 4-133), if the colon does not
exist it is not possible to change the
fuel on board through the KLN
89(B).
3. Enter the current fuel on board using the right inner knob. Make
sure the amount entered is consistent with the units used by the fuel
flow computer.
• The fuel required to reach the destination waypoint at the current
rate of fuel flow and the present groundspeed (Fuel Reqd).
• The landing fuel on board (Ldg Fuel OB) is the fuel presently on
board minus the fuel required to reach the destination.
The second OTH 7 page displays:
• The desired fuel reserve. You may enter here the amount of
reserve fuel you wish to have upon landing. The fuel must be
entered in the same units as displayed on the first line. To enter
the reserve, press the left
B
and use the right inner knob to
select the desired value. Turn off the
B
when finished.
• The calculated extra fuel. This is the landing fuel on board minus
the fuel reserve you entered.
4.8.2. THE OTHER 8 (OTH 8) PAGE
The OTH 8 page displays the following
information (figure 4-134):
• The desired fuel reserve. Same
as displayed on the OTH 7 page.
Changing the reserve on one of
the two pages also changes it on the other page.
APT VOR NDB INT USR ACT NAV FPL CAL SET OTH
åå.ånm|KLFT GAL
ееееее|Fuel OB: 126
Leg|Fuel Reqd 90
OTH+7 |Ldg Fuel OB 36
Figure 4-133
APT VOR NDB INT USR ACT NAV FPL CAL SET OTH
åå.ånm|Fuel Reserv:0030
ееееее|Endurance 3:18
Leg|Range 90
OTH 8 |NM/GAL 6.2
Figure 4-134