Outdoor Unit
Triple Evacuation Method chart
EVACUATE
▼
BREAK VACUUM WITH DRY NITROGEN
▼
WAIT
▼
EVACUATE
▼
BREAK VACUUM WITH DRY NITROGEN
▼
WAIT
▼
EVACUATE
▼
CHECK FOR TIGHT, DRY SYSTEM
(IF IT HOLDS DEEP VACCUM)
▼
RELEASE CHARGE INTO SYSTEM
Final Tubing Check
IMPORTANT:
Check to be certain factory tubing on both indoor and outdoor unit has not shifted during shipment. Ensure tubes are not rubbing against each other or any sheet metal. Pay close attention to feeder rubes, making sure wire ties on feeder tubes are secure and tight.
Installation Manual
Open service valves
Open or close the valve.
▼Liquid side
Open the valve with a 4 mm hexagon wrench.
▼Gas side
Valve unit
Using a straight blade screwdriver, turn it 90° counter clockwise until the valve is fully open
(against the stop).
Charge orifice
Flare nut
| Handle position |
Fully closed | Fully opened |
| Stop pin |
Main stopper
•While the valve is fully opened, after the screwdriver has reached the stopper, do not apply torque exceeding 4 ft•lbs (5 N•m). Applying excessive torque may damage the valve.
Valve handling precautions
•Open the valve stem until it reaches the stop. It is unnecessary to apply further force.
•Securely tighten the cap with a torque wrench.
•Cap tightening torque
Valve size | Ø3/8” (9.5 mm) | 24 - 31 ft•lbs (33 - 42 N•m) | |
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Ø5/8” (15.9 mm) | 15 - 18 ft•lbs (20 - 25 N•m) | ||
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Charge port | 10 - 13 ft•lbs (14 - 18 N•m) | ||
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EN
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