G&F Manufacturing R-410A Service Manual - Attention:
R&R TXV and/ or Filter
Turn off power. Start refrigerant recovery.
Remove 4 screws holding top on unit.
Cut wire tie holding fan wires bundled at side of control box.
Lift top off, flip over and lay on end next to unit.
After recovery has finished remove component from system.
Replace with new filter/ dryer.
Solder in new component.
Leak check, start vacuum.
Replace top on unit.
After vacuum has reached 500 microns, charge system to 4 lbs of R-410A for Turbotec
Titanium unit,
Start unit and check operation. Replace front cover.
R&R Heat Exchanger
Turn off power. Start recovery of refrigerant.
Cut wire tie holding fan wires bundled next to control box.
Remove 4 screws holding top on unit.
Lift top off, flip top over and lay on end next to unit.
Cut or break female half of unions off back of unit.
Cut wire ties holding PVC ells to bottom of base.
When recovery is complete cut refrigerant filter out.
Unsolder and remove heat exchanger through top of unit.
Set new heat exchanger in base of unit.
Solder in heat exchanger.
Start system on vacuum.
Rebolt heat exchanger to base.
Restrap PVC ells to bottom of unit and glue on new female half of unions. Reinstall top.
After system has reached 500 microns of vacuum, charge system to 4 pounds R-410A.
Turn power on, check system operation, and reinstall front cover.
ATTENTION:
Always cut the filter out, DO NOT UNBRAZE.
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