This task covers:
General mechanic's tool kit:
Air-conditioning system discharged
Evaporator blower housing opened
General Safety Instructions
Air conditioner system must be discharged prior
to replacing components.
Air conditioner system must be discharged prior to replacing components
in vapor system. Failure to do this may result in injury to personnel or
damage to equipment.
Cover or plug all open hoses and connections immediately after
disconnection to prevent contamination. Remove all plugs prior to
The following procedure applies to vehicles with R-12 refrigerant only.
Remove nonmetallic seal (2) from evaporator outlet tube (1). Discard nonmetallic seal (2).
Loosen clamp (3) and slide control tube (10) from clamp (3).
Disconnect expansion valve pressure tube (8) from evaporator outlet tube (1) and remove O-ring (11).
Discard O-ring (11).
Disconnect expansion valve (7) from sight glass line (5) and remove O-ring (9). Discard O-ring (9).
Disconnect and remove expansion valve (7) from inlet tube (4) and remove O-ring (6). Discard