AFMS N°D02 FOR VARIABLE PITCH PROPELLER EQUIPPED AIRPLANES
Page V2-10
4. POWERPLANT INSTRUMENT MARKINGS
Powerplant instrument markings and their colour code significance are shown below:
INSTRUMENT
RED ARC
Minimum
limit
WHITE ARC
Advisory
GREEN ARC
Safe
operation
YELLOW ARC
Caution
RED ARC
Maximum
limit
PROPELLER RPM / / 950-2600
0-950
2600-2700
2700 (line)
OIL TEMP. °F / / 140-245 0 - 140 245 - 255
CHT °F / 435 (line) 150-475
0 – 150
475-500
500-510
EGT °F / 1000-1500 / 1375 (line) 1500-1550
OIL PRESS psi 0-25 / 55-95
25 - 55
95-115
115 - 125
FUEL PRESS psi 0-14 / 14-35 / 35 - 40
FUEL QTY
litres 0
/
0-115
/ /
gal 0 0-30,4
FUEL FLOW
l/hr
/
0-75
/ / /
gal/hr 0-20
5. OTHER INSTRUMENT MARKINGS
INSTRUMENT
RED ARC
Minimum limit
GREEN ARC
Safe operation
YELLOW ARC
Caution
RED ARC
Maximum limit
Voltmeter 20-21 Volt 24–30 Volt 21–24 Volt 30-31
Approved
2
nd
Edition Rev. 1
Section 2 – Limitations
POWERPLANT AND OTHER INSTRUMENT MARKINGS