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901149 REV A 12/23/10, INST 67-72 CHEV P-UP wo AC EVAP KIT PG 12 OF 24
LOCATE EVAPORATOR DRAIN ON BOTTOM
OF EVAPORATOR CASE.
IN-LINE WITH DRAIN, LIGHTLY MAKE A MARK
ON THE FIREWALL MEASURE 1” DOWN AND
DRILL A 5/8” HOLE THROUGH THE FIREWALL.
INSTALL DRAIN HOSE TO BOTTOM OF
EVAPORATOR UNIT AND ROUTE THROUGH
FIREWALL. INSTALL 1/2” 90° DRAIN ELBOW
ON DRAIN HOSE.
DRAIN HOSE INSTALLATION
FIGURE 8
EVAPORATOR
CASE
1”
LOCATE THE #8 COMPRESSOR A/C HOSE. LUBRICATE (2) #8 O-RINGS (SEE FIGURE 9, ABOVE) AND CONNECT
THE 135° FEMALE FITTING w/134a SERVICE PORT TO THE #8 DISCHARGE PORT ON THE COMPRESSOR. ROUTE
THE STRAIGHT FEMALE FITTING TO THE #8 CONDENSER HARDLINE COMING THROUGH CORE SUPPORT. SEE
FIGURE 11, PAGE 14. TIGHTEN EACH FITTING CONNECTION AS SHOWN.
LOCATE THE #10 COMPRESSOR A/C HOSE. LUBRICATE (2) #10 O-RINGS (SEE FIGURE 9, ABOVE) AND
CONNECT THE #10 135° 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 10, PAGE 13 AND
FIGURE 11, PAGE 14. TIGHTEN EACH FITTING CONNECTION AS SHOWN.
LOCATE THE #6 EVAPORATOR A/C HOSE. LUBRICATE (2) #6 O-RINGS (SEE FIGURE 9, ABOVE) AND CONNECT
THE STRAIGHT FEMALE FITTING TO THE #6 CONDENSER HARDLINE COMING THROUGH CORE SUPPORT.
ROUTE THE 90° FEMALE FITTING TO THE #6 EVAPORATOR. SEE FIGURE 10, PAGE 13 AND FIGURE 11, PAGE 14.
TIGHTEN EACH FITTING CONNECTION AS SHOWN.
A/C HOSE INSTALLATION
STANDARD HOSE KIT
LUBRICATING O-RINGS
#6 O-RING
# 8 O -RING
#10 O -RING
HOLD WITH
THIS W RENCH
FOR A PROPER SEAL OF FITTINGS:
INSTALL SUPPLIED O-RINGS AS SHOWN
AND LUBRICATE WITH SUPPLIED OIL.
O-RING
SUPPLIED OIL
FOR O -RINGS
O -RING,INSTALES
OVER MALE INSERT
TO SWAGED LIP
MALE
INSERT
FEMALE
NUT
O -RING
TWIST WITH
THIS WRENCH
FIGURE 9
REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH MODIFIED HOSE KIT.
MODIFIED A/C HOSE KIT
DRAIN
HOSE
1”
