15
905069 REV A 4/21/10, 1968 NOVA w/ AC EVAP INSTR PG 15 OF 25
DRAIN HOSE INSTALLATION
FIGURE 16
O-RING
MALE
INSERT
FEMALE
NUT
SUPPLIED OIL
FOR O-RINGS
O-RING
SLIDE OVER
MALE INSERT TO
SWAGED LIP
TWIST WITH
THIS
WRENCH
HOLD WITH
THIS
WRENCH
FOR A PROPER SEAL OF FITTINGS:
INSTALL SUPPLIED O-RINGS AS SHOWN
AND LUBRICATE WITH SUPPLIED OIL.
LOCATE EVAPORATOR DRAIN ON BOTTOM OF EVAPORATOR CASE.
IN-LINE WITH THE DRAIN, LIGHTLY MAKE A MARK ON
THE FIREWALL. MEASURE ONE INCH DOWN AND DRILL
A 5/8” HOLE THROUGH THE FIREWALL. SEE FIGURE 16.
INSTALL DRAIN HOSE TO BOTTOM OF EVAPORATOR
UNIT AND ROUTE THROUGH FIREWALL. INSTALL
½
” 90
°
DRAIN ELBOW ON DRAIN HOSE AS SHOWN.
O-RING
#6 O-RING
#8 O-RING
#10 O-RING
FIGURE 17
LUBRICATING O-RINGS
DRAIN
DRAIN
HOSE
1”
LOCATE THE #8 COMPRESSOR A/C HOSE. LUBRICATE (2) #8 O-RINGS (SEE FIGURE 17, ABOVE) AND CONNECT
THE 90° FEMALE FITTING TO THE #8 DISCHARGE PORT ON THE COMPRESSOR. ROUTE THE 45° FEMALE FITTING
w/ 134a SERVICE PORT TO THE #8 CONDENSER HARDLINE COMING THROUGH CORE SUPPORT. SEE FIGURE 18,
PAGE 16. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN FIGURE 17 ABOVE.
LOCATE THE #10 COMPRESSOR A/C HOSE. LUBRICATE (2) #10 O-RINGS (SEE FIGURE 17, ABOVE) AND
CONNECT THE #10 45° FEMALE FITTING w/134a SERVICE PORT TO THE #10 SUCTION PORT ON THE
COMPRESSOR. ROUTE THE 90° FEMALE FITTING TO THE #10 EVAPORATOR. SEE FIGURE 12 PAGE 13 AND
FIGURE 18, PAGE 16. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN 17 ABOVE.
LOCATE THE #6 EVAPORATOR A/C HOSE. LUBRICATE (2) #6 O-RINGS (SEE FIGURE 17 , ABOVE) AND
CONNECT THE 90° FEMALE FITTING TO THE DRIER. ROUTE THE 90° FEMALE FITTING TO THE #6 EVAPORATOR.
SEE FIGURE 12, PAGE 13 AND FIGURE 18 PAGE 16. TIGHTEN EACH FITTING CONNECTION AS SHOWN IN
FIGURE 17, ABOVE.
A/C HOSE INSTALLATION
STANDARD HOSE KIT
REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH MODIFIED HOSE KIT.
MODIFIED A/C HOSE KIT
