Weather Avoidance; Weather Display - Honeywell PRIMUS 660 Pilot's Manual

WEATHER AVOIDANCE

Figure 5–39 illustrates a typical weather display in WX mode.
Recommended procedures when using the radar for weather
avoidance are given in table 5–9. The procedures are given in bold face,
explanations of the procedure follow in normal type face.
Step
1 Keep TGT alert enabled when using short ranges to be
alerted if a new storm cell develops in the aircraft's
flightpath.
2 Keep the gain in preset. The gain control should be in
preset except for brief periods when variable gain is used
for detailed analysis. Immediately after the analysis, switch
back to preset gain.
DO NOT LEAVE THE RADAR IN VARIABLE GAIN. SIG-
NIFICANT WEATHER CAN NOT BE DISPLAYED.
Severe Weather Avoidance Procedures
A28–1146–111
REV 2
R
PRIMUS 660 Digital Weather Radar System

Weather Display

Figure 5–39
Procedure
WARNING
Table 5–9 (cont)
AD–51780@
Radar Facts
5-43