THRUSH AIRCRAFT INC - MODEL S2R-G10
AIRPLANE MAINTENANCE MANUAL
mounts. Install the attaching
hardware. Torque the three
forward bolts to 480-600 inch-
pounds and the rear bolt at 25
inch-pounds. Install all cotter
pins.
Forward engine isolators: P/N
93438-06 (Torque 4ea. NAS147-
DH bolts, to attach isolator body to
engine 450±65 in. lbs.)
Rear engine isolators: P/N
93395-06 (Torque upper AN363C-
820 nut 550-650 in. lbs., AN176-
30 or NAS1106-35D hinge bolt
with AN310-6 nut 25 in. lbs.)
b. Connect the following tube and hose
assemblies:
1. Oil cooler lines – Front hose case
and oil tank.
2. All drain lines.
3. Oil pressure hose.
4. Torque pressure and vent hose.
5. Fuel pressure
6. Fuel purge.
4-4
7. Unfeathering pump plumbing.
8. Oil breather tube and hose
assembly.
c. Connect the electrical leads and
connector plugs at the following
locations.
1. EGT compensator
2. Oil vent
3. Oil temp
4. NTS lock out valve
5. Primaries only valve
6. Beta switch
7. NTS switch
8. Tachometer generator
9. Chip detector
10. Fuel valve
11. Ignition exciter box
12. Starter/generator
13. Engine ground wire
14. Fuel flow transducer (optional
equipment)
d. Rig the engine controls in accordance
with applicable Honeywell Maintenance
Manual.
e. Rig all airframe control linkages in
accordance with subsequent
paragraphs of this section.
f. Install the propeller.
g. If the engine has been preserved for
long term storage, refer to the
Honeywell Engine Maintenance
Manual for the proper procedures to
flush and clean for installation.
h. Service the engine oil.
i. Perform the engine ground test and
checks. Note: Refer to procedures
outlined later in this section and
TPE331-10 Maintenance Manual.
CAUTION
Prior to engine run, ensure that
the air inlet is clear of foreign
material.
j. Ensure that there are no fuel or oil
leaks.
PROPELLER
Two propeller manufacturers’ products are
utilized on the TPE331-10 powered Turbo
Thrush. The TPE331-10 engine uses the
McCauley four-bladed propeller with
internal start locks or the Hartzell four-
bladed propeller with external start locks.
All propellers are constant speed, full-
feathering, reversible type propellers which
operate in the manner described in the
following description.
Page Effective: 03/26/2010
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