17
Refrigerant Recycle Equipment
① Keep gauges and front panel clean by wiping with a clean cloth.
② Keep the air blow hole and condenser clean so as to cool down the condenser efficiently.
MAINTENANCE & INSPECTION
Maintenance
● Inspect and clean regularly as instructed below and perform correction or replacement timely.
① Remove all refrigerant from the unit until
0MPa（psi）.
② Open the lid of Dry Filter and remove Dry
Filter Cartridge and two O-rings in Dry
Filter Housing(G-85,P-24) and one O-ring in
Lid(P-80).
③ Open the lid of Dry Filter Cartridge and
remove Spring, Mesh Plate, and Filter.
④ Take out Molecular Sieve and two Filters in
the bottom.
Dry Filter Cartridge is installed at the back side of the unit.
● Replacement period
・ ・・R410A : Every 20 hours (every automatic stop by Auto Stop Timer)
・・ ・ R32･R134a : Every 40 hours (every other automatic stop by Auto Stop Timer)
● Replace Filter TF011 together with Molecular Sieve at the same time.
⑤ Prepare Molecular Sieve Replacement Kit
(AR338) and replace three Filters and
Molecular Sieve. Two O-rings will be replaced
later on.
⑥ Set Mesh Plate and Spring in Dry Filter
Cartridge and close the lid.
⑦ Properly set two new O-rings from AR338 on
Dry Filter Housing and put the refilled Dry
Filter Cartridge into the unit and close the lid
securely with the holding spring.
＜ Internal structure of Dry Filter Cartridge ＞
Replace Molecular Sieve Replacement Kit
Dry Filter
Cartridge
Two O-rings
in Dry Filter
Housing
One
O-ring
in Lid
Lid
CLOSE
OPEN
Mesh Plate
Mesh Plate
Filter
Filter
Molecular Sieve
Filter
Lid
Spring
Mesh Plate
◆ Replacing Molecular Sieve should be done quickly after open the package to avoid
spoiling its quality.
CAUTION
MAINTENANCE &
INSPECTION
⑧ Check for leakage, referring to page 19,
Confirmation of Leak.
