21
VMAR CHALLENGER 40ARF TRAINER
TM
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STEP 5.2 - CONNECTING THE FUEL
& PRESSURE LINES.
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STEP 5.3 - INSTALLING THE
SPINNER AND PROPELLER.
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5.3.1
Consult your engine manual and select a suitable
propeller.
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5.3.2
Install the thrust washer, the spinner backing
plate, the propeller, the prop washer, and the prop nut.
Ensure that they are all firmly attached.
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5.3.3
Trial fit the spinner cone and spinner cone
retaining screws. If necessary enlarge the cutouts in the
spinner cone to allow adequate clearance for the propel-
ler. The spinner should not touch the edges of the propel-
ler.
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5.3.4
Double check that the spinner cone retaining
screws are firmly attached.
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5.2.1
Connect fuel tubing from the tank metal fuel line
to the carburettor
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5.2.2
Connect fuel tubing from the tank metal pressure
line to the muffler.
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5.2.3
Double check that you have the metal fuel line
from the tank connected to the carburettor and that the
metal pressure line from the tank connected to the muffler.
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5.1.7
Confirm that the engine has sufficient clearance
for the fuel tank lines, muffler, prop, spinner and throttle
control arm.
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5.1.8
Align the engine so that it is straight ahead or
pointing a couple of degrees to the right but NOT pointing
to the left.
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5.1.10
Check that the throttle control rod can be
moved forward and aft from the radio compartment.
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5.1.11
Firmly tighten the engine mount black machine
screws and engine clamps down securely.
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5.1.12
Install the muffler.
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5.1.9
Confirm that the engine is aligned as explained
above and then tighten the 4 black machine screws
clamping the engine to the engine mount. .
TOP VIEW
OF ENGINE
INSTALLED
RIGHT FRONT VIEW
OF ENGINE
INSTALLED
CARBURETTOR
FUEL
LINE
PRESSURE
LINE
MUFFLER
PROP NUT
PROP
WASHER
CARBURET-
TOR
SPINNER
BACKING
PLATE
SPINNER
CONE
RETAINING
SCREWS
SPINNER
CONE
PROP