Ford Mustang (1999-2004) Service Manual: Connect
1. Install the A/C tube lock coupling spring.

2. Lubricate the inside of the coupling with PAG Refrigerant Compressor Oil (R-134a Systems) or equivalent.

3. CAUTION: Use only the new O-ring seals. The use of any O-ring seals other than those specified in the Ford Master Parts Catalog may result in intermittent leakage during vehicle operation.
Install the O-ring seals.
- Lubricate the O-ring seals with PAG Refrigerant Compressor Oil (R-134a Systems) or equivalent.

4. Connect the spring lock coupling fittings with a twisting motion until the A/C tube lock coupling spring snaps over the flared end of the female fitting.

5. Install the A/C tube lock coupling clip.

Cleaning
1. Fabricate a cleaning tool from a 1/8 inch diameter brazing rod.
2. Cut an abrasive pad from maroon colored 3M Scotch Brite with the
dimensions corresponding
to the coupling size.
3. Assemble th ...
Heater Hose Coupling
Special Tool(s)
Remover, Heater Hose Inlet
Tube
412-042 (T85T-18539-AH)
Disconnect Tool, Heater Hose
412-127
Material
Item
Specification
MERPOL
-
ESE-M ...
Other materials:
Disassembly
1. Remove the differential assembly from the differential housing. For
additional information, refer
to Differential Case in this section.
2. Remove the bolts.
3. CAUTION: Do not damage the threads in the bolt holes.
Insert a punch in the bolt holes and d ...
Pinpoint Test M: DTC B1891 - Air Bag Tone Warning Indicator Circuit
Shorted to Battery or
Ignition
Normal Operation
The restraints control module (RCM) monitors its connection to the
generic electronic module (GEM) at
pin 10. This connection is used to signal a chime if the air bag
indicator is inoperative and another SRS
fault exists. If the RC ...
Principles of Operation
There are four main principles involved with the basic theory of
operation:
heat transfer
latent heat of vaporization
relative humidity
effects of pressure
Heat Transfer
If two substances of different temperature are placed near each other,
t ...
