13
901182 REV A 6/13/11, INST 81-87 CHEV P-UP wo AC EVAP KIT PG 13 OF 27
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 10
EVAPORATOR
CASE
1”
LOCATE THE #8 COMPRESSOR A/C HOSE. LUBRICATE (2) #8 O-RINGS (SEE FIGURE 11, ABOVE) AND CONNECT
THE 90° FEMALE FITTING TO THE #8 DISCHARGE PORT ON THE COMPRESSOR. ROUTE THE STRAIGHT FEMALE
FITTING w/ 134a SERVICE PORT TO THE #8 CONDENSER HARDLINE COMING THROUGH CORE SUPPORT.
SEE FIGURE 13, PAGE 15. TIGHTEN EACH FITTING CONNECTION AS SHOWN.
LOCATE THE #10 COMPRESSOR A/C HOSE. LUBRICATE (2) #10 O-RINGS (SEE FIGURE 11, ABOVE) AND
CONNECT THE #10 135° FEMALE FITTING w/134a SERVICE PORT TO THE #10 SUCTION PORT ON THE
COMPRESSOR. ROUTE THE STRAIGHT FEMALE FITTING TO THE #10 EVAPORATOR. SEE FIGURE 12, PAGE 14
AND FIGURE 13, PAGE 15. TIGHTEN EACH FITTING CONNECTION AS SHOWN.
INSTALL #6 A/C LIQUID LINE AS SHOWN IN FIGURE 13, PAGE 15.
A/C HOSE INSTALLATION
STANDARD HOSE KIT
LUBRICATING O-RINGS
REFER TO SEPARATE INSTRUCTIONS INCLUDED WITH MODIFIED HOSE KIT.
MODIFIED A/C HOSE KIT
DRAIN
HOSE
1”
#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
MALE
INSERT
FEMALE
NUT
O -RING
TWIST WITH
THIS WRENCH
FIGURE 11
O-RING, INSTALLES
OVER MALE INSERT
TO SWAGED LIP
