Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1999TRACER LS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)HEATING, VENTILATION & A/C (HVAC)GENERAL SERVICINGHVAC SYSTEM - GENERAL SERVICINGORIFICE TUBE REPLACEMENTGENERAL MOTORSINSTALLATION
1999 Mercury Tracer LS, 4D Sedan, Standard
General Motors: Installation
1999 Mercury Tracer LS, 4D Sedan, StandardSECTION Installation
- Install liquid line "O" rings. Lubricate inside of evaporator inlet line and "O" rings with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil. Insert orifice tube into evaporator inlet line with short screen toward condenser.
- Tighten liquid line nut to 18 ft. lbs. (24 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
- Clean evaporator line fitting with refrigerant oil. Coat inside of inlet line and evaporator line "O" rings with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil and insert them into inlet line. Insert orifice tube into evaporator inlet line with long screen inlet end toward condenser.
- Tighten bolt to 12 ft. lbs. (16 N.m). Tighten evaporator line fitting to 28 ft. lbs. (38 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
- Coat inside of condenser inlet line and "O" rings with refrigerant oil. Lubricate orifice tube "O" ring with refrigerant oil and insert into condenser inlet line. Insert orifice tube into condenser inlet line with shorter screen toward evaporator.
- Connect condenser-to-evaporator line clip on right side body rail. Lubricate "O" rings and connect condenser inlet line. Tighten condenser inlet line nut to 12 ft. lbs. (16 N.m). Install closeout panel. Evacuate, charge, and test system for proper operation.
- Coat inside of inlet line and "O" ring with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil and insert them into inlet line. Insert orifice tube into evaporator inlet line with short screen toward condenser.
- Tighten liquid line fitting at orifice tube to 20 ft. lbs. (27 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
- Clean liquid line fitting with refrigerant oil. Coat inside of liquid line and "O" ring with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil and insert them into liquid line. Insert longer orifice tube screen (inlet end) into condenser outlet line first, toward condenser.
- Tighten liquid line fitting to 18 ft. lbs. (24 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
- Clean liquid line fitting with refrigerant oil. Add one ounce of refrigerant oil to system. Coat inside of liquid line and "O" rings with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil and insert them into liquid line. Insert shorter orifice tube screen into liquid line first with long screen (inlet end) toward condenser.
- Tighten liquid line fitting to 20 ft. lbs. (27 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
- Clean liquid line fitting with refrigerant oil. Add one ounce of refrigerant oil to system. Coat inside of liquid line and "O" rings with refrigerant oil. Lubricate orifice tube and "O" ring with refrigerant oil and insert them into liquid line. Insert orifice tube into liquid line with long screen (inlet end) toward condenser.
- Tighten liquid line fitting to 20 ft. lbs. (27 N.m). To complete installation, reverse removal procedure. Evacuate, charge, and test system for proper operation.
ORIFICE TUBE LOCATION & REMOVER/INSTALLER APPLICATION
| Application | Orifice Tube Location | Orifice Tube Remover/Installer | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cars | ||||||||||||
| "C" Body | (1) | J-26549-D | ||||||||||
| "E" & "K" Body | (1) | J-26549-D | ||||||||||
| "F" Body | Evaporator Inlet | ..... | ||||||||||
| "G" Body | (2) | J-26549-E | ||||||||||
| "H" Body | Condenser Outlet | J-26549-D | ||||||||||
| "J" Body | Condenser Outlet | J-26549-E | ||||||||||
| "N" Body (3) | Condenser Outlet | J-26549-E | ||||||||||
| "W" Body | (4) | J-26549-E | ||||||||||
| Trucks & Vans | ||||||||||||
| "C" & "K" Series | ||||||||||||
| With Rear A/C | Evaporator Inlet | J-26549-E | ||||||||||
| Without Rear A/C | Condenser Outlet | J-26549-E | ||||||||||
| "G" Series | Evaporator Inlet | J-26549-E | ||||||||||
| "L" & "M" Series | Evaporator Inlet | J-26549-E | ||||||||||
| "S" & "T" Series | Evaporator Inlet | J-26549-D | ||||||||||
| "U" Series | Condenser Outlet | ..... | ||||||||||
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RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.