INDEX TO FIGURE 39
1
W eather cap
10
Nut
2
11
Mounting bracket
3
Clamp
12
Spacer
4
Rain shield
13
Screw
5
Exhaust pipe
14
Clamp
6
Exhaust flange
15
Nut
7
Gasket
16
Screw
8
Stud
17
Nut
9
W asher
18
Screw
(4) Remove the six nuts (10) and washers (9)
that secure the preheater assembly to the
exhaust manifold; remove the preheater
and spacers (8).
(5) Remove the hose clamps (11) and
remove the hose (12) that connects the
air cleaner and carburetor.
b. Cleaning and Inspection.
(1) Clean all metal parts in an approved
cleaning solvent. Wipe the hose with a
damp cloth.
(2) Inspect the hose for cracks, deterioration,
or damage. Inspect all other parts for
cracks, breaks, stripped threads, wear, or
other damage. Replace damaged parts.
c. Installation. Installation of the air preheater is
the reverse of the removal procedure described in a
above.
86. Manifolds (fig. 56)
a. Removal.
(1) Remove the carburetor as directed in
directed in paragraph 84a.
(3) Remove the air preheater as directed in
(4) Remove the 11 nuts (80), tabbed washers
(79), and washers (78) that secure the
manifolds (82, 87, and 88) to the block
(28); remove the manifolds and two
gaskets (89).
b. Cleaning and Inspection.
(1) Clean the manifolds in an approved
cleaning solvent. Carefully remove all
carbon deposits.
Figure 39. Exhaust system parts, exploded view.
(2) Inspect the gasket for damage. Inspect
the manifolds for warpage, cracks,
(3) Remove the clamp (6) and remove the air
breaks, or damage. Replace damaged
valve (5) from the preheater assembly (7).
parts.
c. Installation. Installation of the manifolds is the
reverse of the removal procedure described in a above.
TAGO 6358-A
47