1964 IMPALA
w/ AC
10
904064 REV A 7/22/08, 1964 IMPALA w/ AC GEN IV EVAP INSTR PG 10 OF 25
AC BLOCK OFF PLATE & HEATER/ BLOWER COVER INSTALLATION
FIGURE 7 BELOW.
INSTALL THE AC BLOCK-OFF PLATE USING (9) #14 x 3/4” SHEET METAL SCREWS AS SHOWN IN FIGURE 7,
BELOW.
DRILL (2) 3/16” HOLES IN FIREWALL USING THE AC BLOCK-OFF PLATE AS A TEMPLATE. SEE FIGURE 7 BELOW.
INSTALL THE HEATER/ BLOWER COVER USING (5) #14 x 3/4” SHEET METAL SCREWS AND A 1/4-20 x 1”
BOLT w/ FLAT WASHER AND NUT w/ STAR WASHER AS SHOWN IN FIGURE 7 BELOW.
APPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF THE AC BLOCK-OFF PLATE AS SHOWN IN
APPLY A 1/4” BEAD OF SILICONE AROUND THE BACK SIDE OF THE HEATER/ BLOWER COVER AS SHOWN
IN FIGURE 7 BELOW.
DRILL (1) 9/32” HOLE IN FIREWALL USING THE HEATER/ BLOWER COVER AS TEMPLATE. SEE FIGURE 7, BELOW
FIGURE 7
AC BLOCK
OFF PLATE
627064
(9) #14 x 3/4”
SHEETMETAL SCREWS
18266-VUB
(5) #14 x 3/4”
SHEETMETAL SCREWS
18266-VUB
DRILL
9/32” HOLE
HEATER/ BLOWER
COVER
643162
1/4-20 x 1”
HEX BOLT
w/ FLAT WASHER
&
NUT w/ STAR WASHER
