Mooney M20J 1978, Pilot Operating Handbook

Page: 135 / 164

Pulling t h e c o n t r o l a f t d e c r e a s e s t h e manifold p r e s s u r e
t h e r e b y d e c r e a s i n g t h e engine power.
C O W L C O N T R O L
Pulling t h e cowl f l a p c o n t r o l full aft opens the cowl
f l a p d o o r s allowing additional airflow t o p r o p e r l y cool
t h e engine on t h e ground and during low speed high
power c l i m b s . T h e cowl f l a p s should be p a r t i a l l y
opened, (control pulled aft approximately t h r e e i n c h e s )
if n e c e s s a r y , t o maintain oil and cylinder head
t u r e s a t a p p r o x i m a t e l y t h r e e - f o u r t h s t h e n o r m a l
operating r a n g e .
F U E L
BOOST P U M P B R E A K E R
Pushing ON t h e fuel boost pump combination r o c k e r
t u r n s ON the fuel boost
Use t h e fuel boost pump should b e
t o s t a r t i n g , takeoff, switching fuel t a n k s ,
landing, and e m e r g e n c y s i t u a t i o n s ,
T h e fuel boost pump of
t o t h e r a t e d quantities p r e s s u r e s
l o t h e t o r a t e d
power.
T h e valve located on the floorboard is
valve which allows t h e pilot t o s e l e c t
e i t h e r t h e fuel tank. Turning valve
to OFF s h u t s off a l l fuel t o the engine. At full
switch combines both ignition a n d
s t a r t i n g
t h e ignition key
t h r o u g h and t o t h e MAG
a n d t h e n f o r w a r d on t h e key and r e c e p t a c l e
e n g a g e s t h e s t a r t e r . Releasing t h e key when t h e e n g i n e
s t a r t s a l l o w s t h e s w i t c h
r e t u r n by a c t i o n t o
position.
REV
3 - 7 - 8 4
ISSUED