Haier 2U18MS2HDA1 Installation Instructions Manual page 22

INSTALLATION INSTRUCTIONS
Step 3 - Installation of the Outdoor Unit (Cont.)
H. Refrigerant Charging
• Add any additional refrigerant after evacuation using a digital scale.
NOTE: Charge liquid only.
• Fill out the refrigerant charge label using indelible ink.
• Place the factory refrigerant charge found in table on page 15.
• Place the amount of additional refrigerant added in box number 2.
• Add boxes 1 and 2 together and place the value in the sum box (D).
• Adhere the filled out label in the proximity of the product charging port and under the outside unit valve cover.
• Write amounts on outdoor unit with permanent marker above the charging port, if no sticker found.
• Remove the cap from the liquid line valve. Using a hex wrench, open the valve, then replace and tighten the cap securly
to avoid leaks.
• Remove the cap from the suction line valve. Using a hex wrench, open the valve, then replace and tighten the cap
securly to avoid leaks.
• Wrap the line set, drain line, and 14/4 AWG wiring starting at the bottom of the bundle with an overlap type wrap until
you reach the piping hole.
• Use a sealant to seal the piping hole opening on both sides of the wall in order to prevent drafts, weather, or pests from
entering the building.
This product contains fluorinated greenhouse gases covered by the Kyoto Protocol. Do not vent into the atmosphere.
Contains fluorinated greenhouse gases
covered by the Kyoto Protocol
R410A
1=
2
2=
1
1+2=
F E
Refrigerant type: R-410A
GWP* value: 2088
GWP = global warming potential
22
A
oz
B
oz
C
oz
D
31-5000564 Rev. 1