TM 55-1510-219-CL
OVERSPEED GOVERNORS
1. Power levers - Set approximately 1950 RPM (both engines).
2. #1 propeller governor test switch - Hold.
3. #1 propeller RPM 1830 to 1910 - Check.
4. Repeat steps 2 and 3 for #2 engine.
5. Power levers - Set 1800 RPM.
PRIMARY GOVERNORS
1. Power 1800 RPM - Set/check.
2. Propeller levers aft to detent - Set.
3. Propeller RPM 1600 - 1640 - Check.
4. Propeller levers to HIGH RPM - Set.
CE VANES
1. Ice vane switches to EXTEND. Verify torque drop, TGT increase, and
illumination of ICE VANE EXT light -Check.
2. Ice vane switches to RETRACT. Verify return to original torque and TGT
and ICE VANE light extinguished -Check.
ANTI-ICE AND DEICE SYSTEMS
1. Left pitot switch ON - Check for loadmeter rise, then OFF.
2. Right pitot switch ON - Check for loadmeter rise, then OFF.
3. Stall warning switch ON - Check for loadmeter rise, then OFF.
4. Fuel vent switch ON - Check for loadmeter rise, then OFF.
P-11
