Vintage Air 571060, Manual

Page: 8 / 24

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901236 REV B 06/30/2014, PG 8 OF 23
On a workbench, install evaporator rear bracket and heater hose fittings with properly lubricated O-rings
(See Figure 6, Page 9, and Figure 12, Page 13).
Install front mounting bracket onto evaporator using (2) 1/4-20 x 1/2” hex bolts, and tighten (See Figure 5,
below).
Evaporator Bracket,
Evaporator Hardline
& Heater Hose Fitting Installation
1.
2.
Front Evaporator
Bracket
644117
Figure 5
Figure 4
(2) 1/4-20 X 1/2”
Hex Bolts
1. Install (2) S-clips onto the defrost duct hose adapter (See Figure 4, below).
2. Install defrost duct hose adapter onto OEM driver side defrost duct as shown in Figure 4, below.
3. Install defrost duct on passenger side using OEM nuts as shown in Figure 4, below.
4. Hold cowl cover under dash and mark the (4) mounting holes.
5. Drill (4) 9/64” mounting holes under dash.
6. Apply a 1/4” bead of silicone around the back side of the cowl cover as shown in Figure 4, below.
7. Secure cowl cover to fresh air hole using (4) #10 x 1/2” sheet metal screws as shown in Figure 4, below.
Defrost Duct and Hose Adapter
& Cowl Cover Installation
Drill (4)
9/64” Holes
(4) #10 x 1/2”
Sheet Metal
Screws
Cowl Cover
644111
OEM
Nuts
Silicone
Driver Side
OEM Defrost
Duct
Defrost Duct
496122
Defrost Duct
Hose Adapter
496116
(2) S-clips