2-5
Virus SW 121
Pilot Operating Handbook
POH-121-00-40-001
PAGE REV. 0
PAGE
SECTION 2
LIMITATIONS
APPROVED
Normal Oil Pressure 2.0 – 5.0 bar
Maximum Oil Pressure
7.0* bar
*permissible for a short period
after cold start
Minimum Oil Temperature 50° C
Normal Oil Temperature 80° C - 110° C
Maximum Oil Temperature 130° C
Minimum Coolant Temperature not limited
Maximum Coolant Temperature 120° C
Normal Exhaust Gas Temperature 550 - 885° C
Maximum Exhaust Gas Temperature 900° C
2.5 ENGINE INSTRUMENT MARKINGS
INSTRUMENT
RANGE
RED LINE GREEN ARC YELLOW ARC RED LINE
MINIMUM NORMAL CAUTION MAXIMUM
Tachometer
(0 - 6000 RPM)
–– 1750-5500 5500-5800 5800
Coolant Temp.
(50 - 130° C)
–– –– –– 120° C
Exhaust Gas Temp.
(400 - 930° C)
–– 550-885° C 885-900° C 900° C
Manifold Pressure
(0 – 35 »Hg)
–– 15-29.5 inHg –– ––
Fuel Flow
(0 – 30 l/h)
–– 5-25 l/h –– ––
Fuel Pressure
(0 – 0.5 bar)
–– 0.15-0.4 bar –– ––
Oil Temperature
(0 - 140° C)
–– 50-110° C 110-130° C 130° C
Oil Pressure
(0 - 7.8 bar)
0.8 bar
(Idle)
2.0-5.0 bar ––
7.0 bar
(Cold)
Voltmeter
(10 - 16 V)
10 V 11.8–14.4 V 14.4–14.7 V 14.7 V
Ammeter
(-40 – 40 A)
––
Green line at
20 A
–– ––
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