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HEATER AND AIR CONDITIONING 1A-55
r-TO COMPRESSOR
^GROMMET^-^^Q^S
L.H. REAR—>*<^
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B R A C K E T
/ > v \ j ^ - " " ^
A
r—FORWARD
\
BRACKET
* - ^ " ^
\
EVAPORATOR
BLOWER ASM
\
-BRACE
= = =
:
7—-INSTRUMENT PANEL
f
REINFORCEMENT
/
/
f
R.H. REAR
M
BRACKET
m
K
BRACKET—^
#INLET
V
M
"6" RING
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/
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N
1 -
DASH PANEL—v
GROMMET—^
\
OUTLET—v
A ^
J/
X
\— OUTLET "O" RING
A
\~-EVAPORATOR
,
& BLOWER ASM
INLET
TUBE
Fig. 72—Evaporator Mounting—Universal Unit
9. Replace the core and valve assembly, with the bow-
den cable in place, in the evaporator case and install
the two case-to-door bracket attaching screws.
10. With the gasket in place, install the back cover of
the evaporator case and its attaching screws and the
seal around the evaporator inlet and outlet tubes.
11. Reach through the face plate opening and, using the
plastic plug, attach the thermostatic switch capillary
tube to the evaporator core.
Installation
Within the Car
1. Attach system wiring as necessary to the evaporator
case.
2. Carefully pass the evaporator inlet and outlet pipes
through the special grommet in the dash panel.
3. Insert the evaporator studs through their drilled
holes in the instrument panel flange and reinforce-
ment and, reaching through the glove box door and
ash tray opening, install the nut and washer on each
stud.
4. Replace the screws attaching the two evaporator
case brackets to the blower bracket and distributor
bracket.
5. Replace the shield and attaching screws protecting
the lower right mounting bracket.
6. Reaching through the face plate opening, attach the
evaporator bowden cable.
7. Replace the face plate and attaching screws, feeding
the control knob stems through the proper openings
in the face plate.
8. Replace the control stem bezels and control knobs.
9. Replace the drain hoses.
10. Replace the glove box and ash tray.
Under the Hood
11. Replace the spacer bracket, screw and nut on the
CHEVROLET CHASSIS SERVICE /MANUAL
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