Fig. 4.16
(2). If the outdoor unit is installed higher than the indoor unit (See Fig. 4.17)
1). Taping should be done from lower to the upper part.
2). All pipes are bound and taped together and also should be trapped to prevent
water from returning to the room.
3). Restraint all pipes to the wall with saddles.
Fig. 4.17
4.4 Vacuum and Gas Leakage Inspection
Do not purge the air with refrigerants but use a vacuum pump to vacuum the installation! There is no
extra refrigerant in the outdoor unit for air purging!
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