Back Flushing the Thermal Expansion Valve or Refrigerant Line
STEP 79
Flush gun 17585 can be used to back flush the
thermal expansion valve or a refrigerant line. Solvent
is added to the canister, and then the canister is
pressurized with CLEAN and DRY shop air. Pulse the
tr ig g er o n t he fl u s h g un fo r gr e a te r fl us h i n g
effectiveness.
STEP 80
To fill the canister, remove the cap assembly. Add no
more than 20 oz. (590 ml) of New Holland flushing
solvent to the canister. Replace the cap assembly.
STEP 81
Pressurize the canister to a maximum of 90 psi (620
kPa) with CLEAN and DRY shop air.
Section 50 - Climate Control - Chapter 2
50-2-46
RP00G007
RP00G008
RP00G009