88-A4AC6001-1F-EN
11
STEP 2
- Check for leaks by using a soapy solu-
tion or bubbles at each brazed location.
Remove nitrogren pressure and repair any leaks
before continuing.
Section 8. Refrigerant Line Leak Check
8.1 Check For Leaks
STEP 1
- Pressurize the refrigerant lines and
evaporator coil to 150 PSIG using dry nitrogen.
150 PSIG
Section 9. Evacuation
9.1 Evacuate the Refrigerant Lines and Indoor Coil
Important:
Do not open the service valves until
the refrigerant lines and indoor coil leak check
and evacuation are complete.
STEP 1
- Evacuate until the micron gauge reads
no higher than 350 microns, then close off the
valve to the vacuum pump.
0350
Microns
ON
OFF
Содержание A4AC6018A1000A
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