RANS S-20 RAVEN
TEXT MANUAL
09/01/2013
03A-01
ROTAX 912ULS - ENGINE ACCESSORY INSTALLATION
(BEFORE FINAL INSTALL OF ENGINE MOUNT)
ASSEMBLY
1.
Refer to the parts catalog and select the required components for
assembly.
2.
With the firewall clecoed to the fuselage, layout and mark the accessory
hole pattern onto the firewall as shown in
FIGURE 03A-02. NOTE:
FIGURE 03A-02
will also show locations for optional Gascolator Mount,
Coolant Recovery Bottle Mount, Battery and Optional Air Diverter
Assembly. Installation of these items is covered later.
Verify that all holes
will miss the fuselage framework. In addition, prior to drilling any of the
accessory item mount holes, i.e. Reg/rect., solenoid etc. Verify that the
location of the item will not conflict with any other item and that there is
accessibility if need be.
N
OTE: The layout shown is for suggestion only.
You may choose to design and layout your own firewall pattern depending
on the engine and number of options that you are installing.
Drill each hole
to its respective size. Other holes may be located and drilled later as they
are needed. It is important to note, that all dimensions are for reference
only. You must verify all locations. This may require temporary installation
of the engine.
3.
Locate hole for engine electrical wire pass-thru. This may be a hole with
grommet installed or an AMP style CPC connector. Refer to
FIGURE
03A-03
.
4.
Bolt the oil tank to the right side of the mount. Use the parts page drawing
to assemble. Mark the center and drill a #11 hole on the closed end of
each attach bushing. Bolt the attach bushings to the mount angles. Leave
loose at this time to adjust for proper angle attachment. Clamp the oil
reservoir in place on the Oil Tank Aluminum Angles. Check for clearance
with everything in place; including muffler and manifolds. Tighten the bolts
holding the attach bushings in place. Drill a #30 hole in the attach
bushings and welded stubs to secure oil tankr. Make sure to drill holes at
the best orientation for reaching with a rivet gun and rivet.
5.
Fabricate Oil Tank Vent Tube per
FIGURE 03A-05
and secure to firewall
with 3/8" Plain Clamps. 1 1/2" of Vent Tube should extend below the
firewall.
6.
Bolt Starter Solenoid and Regulator Rectifier to firewall.
7.
Rivet Optional Gascolator Mount to Firewall. Refer to FUEL LINE
INSTALLATION - FIREWALL FORWARD.
