Mitsubishi Electric mr.SLIM PUY-SP42VKA Service Manual page 3

[3] Service tools
Use the below service tools as exclusive tools for R410A refrigerant.
No.
1
2
3
4
5
6
7
8
2-3. PRECAUTIONS WHEN REUSING EXISTING R22 REFRIGERANT PIPES
(1) Flowchart
tions and the pipes are not damaged.
OCH644A
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4
. (UNF1/2)
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The existing pipe thickness does not meet