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Page Title:
TURBOSUPERCHARGER EXHAUST ELBOW |
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 c. Repair. Repair minor warpage of mount-
Carefully check the welded joints and
seams for cracks and the expansion
ing-flange of air compressor discharge housing
bellows for separation. Inspect the
assembly (A- 4) by working the surface across
a sheet of crocus cloth held tightly on a flat
turbosupercharger exhaust elbow sup-
port (D) for breaks due to vibration.
surface. Repair damaged threads with a die.
Check mating surface with straight edge
Replace air compressor discharge housing if
for warpage.
cracked or damaged beyond repair. Replace 90
degree elbow (A- 1) if damaged.
c. Repair. Replace damaged or unservice-
d. Installation. Install the air compressor
able turbo supercharger exhaust elbow (TT) and
discharge housing and 90 degree elbow following
turbosupercharger exhaust elbow support (D),
instructions below.
Repair of these parts is not practical.
(1) Position new discharge housing gasket
d. Assembly. Position the turbosupercharger
(A- 3) on the air compressor assembly.
exhaust elbow outer gasket (E) on the turbo-
Install tube nut (A-4-c) on discharge
supercharger exhaust elbow. Aline the scribe
housing. Position and secure discharge
marks on the parts, then install three 1/4 x
housing (A- 4) to the air compressor
3/4 flat head countersunk machine screws (A)
with two 5/16 x 1-1/4 cap screws (A-6)
and 1/4- inch self- locking nuts (F) to secure
and 5/16-inch lock washers (A- 5).
the turbosupercharger exhaust elbow support
(D) to turbosupercharger exhaust elbow (TT).
(2) Screw 90 degree elbow (A-1) into the
air compressor cylinder head. When
elbow is tightened securely, be sure
Note. The key letters shown below in paren-
elbow is positioned correctly.
theses refer to figure 446 except where other-
wise indicated.
BOW
a. Disassembly. There is no disassembly of
Note. The key letters shown below in paren-
the-starter adapter (RR).
theses refer to figure 446 except where other-
wise indicated.
b. Cleaning and Inspection.
a. Disassembly . Scribe alinement marks on
(1) Cleaning. Clean the starter adapter (RR)
the parts. Remove three 1/4 x 3/4 flat head
as directed in paragraph 152c.
countersunk machine screws (A) and 1/4- inch
self- locking nuts (F) securing the turbo super-
(2) Inspection. Inspect the starter adapter
charger exhaust elbow support (D) to turbo-
(RR) cracks and damage. Check
supercharger exhaust elbow (TT). Separate
mating surfaces with straight edge for
the support and elbow. Remove and discard
warpage.
turbosupercharger exhaust elbow outer gas-
ket (E).
c. Repair. Repair minor warpage of mating
surfaces of the starter adapter (RR) by working
b. Cleaning and Inspection.
the surface across a sheet of crocus cloth held
tightly on a flat surface. Replace starter a-
(1) Cleaning. Clean turbosupercharger ex-
dapter if it is cracked or damaged beyond re-
haust elbow (TT) andturbosupercharger
pair.
exhaust elbow support (D) as directed
in paragraph 152c. Remove all of the
d. Assembly. No assembly is required for
turbosupercharger exhaust elbow outer
the-starter adapter (RR).
gasket material.
(2) Inspection. Inspect turbosupercharger
ADJUSTING STRAP, AND PULLEY
exhaust elbow (TT) for heat cracks and
Note. The key letters shown below in paren-
burned areas or holes. Check both
flanges for warpage or burned surface
theses refer to figure 446 except where other-
sections due to leakage of exhaust gases.
wise indicated.
284
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