Cadillac 60 Series 1963 Shop Manual page 440

HEATING AND AIR CONDITIONING
13-59
7. Remove die-cast a d a p t e r from blower
assembly.
8. Disconnect low pressure vapor line from
suction throttling valve, and cap line.
9. Disconnect high pressure liquid line from
expansion valve, and cap line.
10. Remove screws securing evaporator as-
sembly to cowl and remove evaporator.
b. Installation
1. Add refrigeration oil as described in Note 25.
2. Place evaporator a s s e m b l y in position
against cowl and install retaining screws.
NOTE: When installing air conditioner evap-
orator assembly, the plastic adapter* and large
sponge seal behind right hand kickpad should
be removed and reinstalled after evaporator
has been positioned on* shroud. If this is not
done, seal may become pinched or mispositioned
while evaporator is being installed, causing an
air or water leak at this area.
3. Connect high pressure liquid line to expansion
valve, using new O-ring.
4. Connect low pressure vapor line to suction
throttling valve. Use a new O-ring.
5. Install die-cast adapter on blower assembly.
6. Connect air boot to evaporator assembly
and blower assembly.
7. Connect hose to vacuum power unit on suc-
tion throttling valve.
8. Evacuate system as described in Note 21.
9. Charge system with refrigerant as described
in Note 23, and leak test connections.
10. Check operation of system.
11. Install radio antenna as described in Sec-
tion 12, Note 91.
12. Install right front fender rear dust shield.
13. Install wheel and lower car.
58. Evaporator Core—Front Removal
and Installation
a. Removal
1. Remove evaporator assembly as described
in Note 56a or Note 57a.
2. Disconnect oil bleed line and equalizer line
from suction throttling valve.
3. Disconnect suction throttling valve from
evaporator outlet pipe.
4. Remove insulation and power element bulb
from evaporator outlet pipe.
5. Disconnect expansion valve from evaporator
inlet pipe.
6. Remove clamp screws securing suction
throttling valve and expansion valve to brace on
front of evaporator case and remove valves.
7. Remove four screws holding the two evapo-
rator case sections together, separate sections
and remove core.
b. Installation
1. Position evaporator core in one section of
evaporator case and install sponge rubber seal
around outlet pipe and oil bleed line.
2. Install sponge rubber grommet around inlet
pipe.
3. Position both evaporator case sections to-
gether, making certain that sponge rubber seal
and grommet are properly seated, and secure
with four screws.
4. Install suction throttling valve and expansion
valve on brace and secure with clamp screws.
5. Connect suction throttling valve to outlet
pipe using new O-ring.
6. Connect expansion valve to inlet pipe using
new O-ring.
7. Using new O-rings, connect equalizer and
oil bleed lines to suction throttling valve.
8. Install power element bulb on evaporator
outlet pipe and replace insulation.
9. Install evaporator assembly as described
in Note 56b or 57b.
59. Evaporator Assembly—Rear
Removal and Installation
(75 Series)
a. Removal
1. Purge system as described in Note 19.
2. Remove shelf p a n e l from inside trunk
compartment.