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 MANUALSFORD2004ECONOLINE E150, VAN CARGO, 4.6 WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 313 (HVAC CONTROL SYSTEM)DESCRIPTION AND OPERATIONAIR CONDITIONINGPEANUT FITTING
2004 Ford Econoline E150, Van Cargo, 4.6 W
Peanut Fitting
2004 Ford Econoline E150, Van Cargo, 4.6 WSECTION Peanut Fitting
WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.
The A/C refrigerant line peanut fittings are sometimes used in place of spring lock couplings or tube-o fittings.
- The male and female blocks of the peanut fitting are retained with a nut.
- An O-ring seal is installed around the tube on the male block.
- Support the female fitting with a wrench to prevent twisting of the tubes.
- When correctly assembled the male and female fittings should be flush.
RENDER: 1.0x
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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.