86
Installation and Maintenance
Service Manual
),QVSHFWLRQ
Ɣ&KHFNWKHTXDOLW\RIH[SDQGLQJSRUW,IWKHUHLVDQ\EOHPLVKH[SDQGWKH
SRUWDJDLQDFFRUGLQJWRWKHVWHSVDERYH
Downwards
Pipe
Shaper
Union pipe
Pipe
Expander
Hard
mold
Pipe
Pipe
Pipe cutter
Leaning Uneven Burr
Improper pipe expanding is the main cause of refrigerant leakage.Please
expand the pipe according to the following steps:
$&XWWKHSLS
Ɣ&RQ¿UPWKHSLSHOHQJWKDFFRUGLQJWRWKHGLVWDQFHRILQGRRUXQLWDQGRXWGRRUXQLW
Ɣ&XWWKHUHTXLUHGSLSHZLWKSLSHFXWWHU
%5HPRYHWKHEXUUV
Ɣ5HPRYHWKHEXUUVZLWKVKDSHUDQGSUHYHQWWKHEXUUVIURPJHWWLQJLQWRWKHSLSH
&3XWRQVXLWDEOHLQVXODWLQJSLSH
'3XWRQWKHXQLRQQXW
Ɣ5HPRYHWKHXQLRQQXWRQWKHLQGRRUFRQQHFWLRQSLSHDQGRXWGRRUYDOYHLQVWDOO
WKHXQLRQQXWRQWKHSLSH
(([SDQGWKHSRUW
Ɣ([SDQGWKHSRUWZLWKH[SDQGHU
Ɣ$LVGLIIHUHQWDFFRUGLQJWRWKHGLDPHWHUSOHDVHUHIHUWRWKHVKHHWEHORZ
2XWHUGLDPHWHUPP
A(mm)
Max Min
Ɏ 1.3 0.7
Ɏ´ 1.6 1.0
Ɏ´ 1.8 1.0
Ɏ´ 2.4 2.2
Appendix 3: Pipe Expanding Method
Note:
Note: