Service Manual -
B-VMHxxAV-1
Maintenance 5
3. Re-Installation
3.1 Indoor Unit
Collecting the refrigerant into the outdoor unit
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Procedure:
1.
Confirm that the 2- and 3-way valves are opened.
2.
Connect the charge hose with the push pin of Handle
Lo to the 3-way valve’s gas service port.
3.
Open the Handle Lo manifold valve to purge air
from the charge hose for 5 seconds and then close it
quickly.
4.
Close the 2-way valve.
5.
Operate the air conditioner in cooling mode. Cease
operations when the gauge reaches 0.1 MPa (14.5
Psi).
6.
Close the 3-way valve so that the gauge rests
between 0.3 MPa (43.5 Psi) and 0.5 MPa (72.5 Psi).
7.
Disconnect the charge set and mount the caps of
service port and 2- and 3-way valves.
8.
Use a torque wrench to tighten the caps to a torque
of 18 N.m.
9.
Check for gas leakage.
Summary of Contents for Comfort-Aire Century A-VMH18SV-1
Page 30: ...Service Manual B VMHxxAV 1 ...
Page 37: ...Service Manual B VMHxxAV 1 Outdoor Unit 3 3 Panel Plate X430 Square grille ...
Page 38: ...Service Manual B VMHxxAV 1 Outdoor Unit 4 4 Panel Plate D30 Square grille ...
Page 39: ...Service Manual B VMHxxAV 1 Outdoor Unit 5 5 2 Service Place Minimim 4 Recommended 12 ...
Page 42: ...Service Manual B VMHxxAV 1 Outdoor Unit 8 8 A VMH18SV 1 A VMH24SV 1 ...
Page 45: ...Service Manual B VMHxxAV 1 ...
Page 103: ...Service Manual B VMHxxAV 1 Troubleshooting 15 ...