Figure 6.1 Pressure Connection Ports; Figure 6.2 Disc Assembly (79-04098-03) With Charging Ports - Carrier EverFRESH Operation, Service And Parts Manual

If the ports are not available, then a Manual Fresh Air panel disc assembly (part # 79-04098-03) with two charging
ports should be installed. Refer to

Figure 6.2 Disc Assembly (79-04098-03) with Charging Ports

Prior to performing the leak test:
• Seal the floor drains with plugs.
• Ensure the unit condensate drain line is filled with water.
• Ensure the manual fresh air vent panel is tightly closed.
• Insert a plug in the drain hose. Install the container curtain at the rear door.
• Seal the door shut.
Install the door curtain (part number 76-50036-01) into the curtain track installed in the rear of the container. For
Section
instructions, refer to
After connecting the gauges, turn on the air supply and regulate the air pressure to 40-60 psi. When the
Magnehelic gauge (Figure
of WG.
Monitor the Magnehelic pressure gauge for the drop in air pressure in the container. When the Magnehelic
pressure gauge reads 2 inches, start a timer. When the Magnehelic pressure gauge reads 1 inch of WG, stop
timing. The amount of time expired should be no less than four minutes or more for a 40 foot container. If it is less
than the required time, then the container needs to be checked for leaks. Re-pressurize the box to 2.5" WG and
spray potential leak areas with soapy water and seal leaks. Note the typical external and internal leak areas to
check as described in the following paragraphs.
T-374

Figure 6.1 Pressure Connection Ports

Figure 6.2.
6.3. Always use a new curtain as a small rip in the curtain can result in a test failure.
6.3) reads 2.5 inches of water gauge, shut off the air supply. Do not exceed 3.5 inches
Schrader Valve Locations
Magnahelic connection
Portable air compressor
6–2