13
901179 REV C 7/18/14 1969-72 NOVA wo AC EVAP INSTR PG 13 OF 24
LIFT EVAPORATOR UNIT UP UNDER THE DASHBOARD. SECURE LOOSELY TO THE FIREWALL FROM THE ENGINE
COMPARTMENT SIDE USING 1/4-20 NUT w/ STAR WASHER AND FLAT WASHER. SEE FIGURE 12 BELOW.
NOTE: TO ENSURE PROPER DRAINAGE, IT IS VERY IMPORTANT THAT THE EVAPORATOR IS LEVEL, BOTH LEFT-RIGHT
AND FORE-AFT. CHECK FOR LEVEL ON THE FLAT PORTIONS OF THE CASE AROUND THE DRAIN, BLOCK THE UNIT
UP, THEN DRILL FOR FRONT BRACKET SCREWS.
USING (2) #14 x
¾
SHEET METAL SCREWS, SECURE THE FRONT EVAPORATOR MOUNTING BRACKET TO THE INNER
COWL. SEE FIGURE 12a BELOW.
VERIFY THAT EVAPORATOR UNIT IS LEVEL AND SQUARE TO THE DASH, THEN TIGHTEN ALL MOUNTING BOLTS.
NOTE: TIGHTEN THE BOLT ON FIREWALL FIRST, THEN THE FRONT MOUNTING BRACKET SCREWS.
INNER COWL
DRILL (2)
3/16
” HOLES
(2)#14 x
¾
”
SHEET METAL
SCREWS
FIGURE 11
FIGURE 12
FIGURE 12a
EVAPORATOR INSTALLATION
#10 A/C
HOSE
HOSE
CLAMPS
HEATER
HOSE
#6 A/C
HOSE
PRESS
TAPE
1/4-20 NUT
w/ STAR WASHER
w/ FLAT WASHER
KICK PANEL
FRESH AIR
CAP
