Quantcast Figure 4-68. Suction Hose 4120-01-069-1321)">

 

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Figure 4-67. Flexible Hose Connection Points
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TM-5-4120-359-14 Air Conditioner Split Package 18 000 BTU/HR Cooling 30 000 BTU/HR Heating 208 Volt 3 Phase 400 Hertz Manual
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Figure 4-69. Discharge Hose
TM 5-4120-359-14
c.
Installation (complete hose assembly)
NOTE
If a complete factory assembled hose assembly is installed, it is not necessary to
evacuate and charge the refrigerant system, if the half couplings closed properly
and the charge was not lost.
(1) Position the new hose assembly in the air conditioner.
(2) Using wrench, connect the condenser end hose fitting to half coupling at condenser fan motor mounting
bracket.
(3) Using wrench, connect the evaporator end hose fitting to half coupling at access opening in evaporator
assembly.
(4) Secure hoses to compressor junction box with two joined tie down straps.
d. Disassembly/Reassembly suction hose.
Figure 4-68. Suction Hose
(1) Discharge the refrigerant system. (See paragraph 4-5.)
(2) Remove the hose from the air conditioner. See b.(1) through (4) and figure 4-67.
(3) Use two wrenches. Using one wrench to hold the tubing adapter, carefully remove the union nut and body
assembly.
(4) Remove the two O-rings, valve, and sleeve assembly.
(5) If the opposite end coupling is damaged, or if any brazing/debrazing is to be done, repeat steps (3) and (4)
and remove half coupling from opposite end.
4-140

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