Pipe Forming And Drain Piping - Mitsubishi Electric MSZ-GL06NA Installation Manual

2-4. PIPE FORMING AND DRAIN PIPING

2-4-1. PIPE FORMING
‡ 3ODFH WKH GUDLQ KRVH EHORZ WKH UHIULJHUDQW SLSLQJ
‡ 0DNH VXUH WKDW WKH GUDLQ KRVH LV QRW FURZGHG RU EHQW
‡ 'R QRW SXOO WKH KRVH ZKHQ DSSO\LQJ WKH WDSH
‡ :KHQ WKH GUDLQ KRVH SDVVHV WKH URRP EH VXUH WR ZUDS LW ZLWK LQVXODWLRQ PDWHULDO ¿HOG
VXSSOLHG 
Note:
0DNH VXUH QRW WR GDPDJH WKH FRYHU RI UHIULJHUDQW SLSH ZKHQ DWWDFKLQJ LW EDFN RQ ZLWK
VFUHZV
Left or left-rear piping
Note:
%H VXUH WR UHDWWDFK WKH GUDLQ KRVH DQG WKH GUDLQ FDS LI WKH SLSLQJ LV EHLQJ LQVWDOOHG RQ
OHIW RU ERWWRP OHIW RI XQLW RWKHUZLVH ZDWHU FRXOG GULS GRZQ IURP WKH GUDLQ KRVH
 3ODFH WKH UHIULJHUDQW SLSLQJ DQG WKH GUDLQ KRVH WRJHWKHU WKHQ ¿UPO\ DSSO\ IHOW WDSH 
IURP WKH HQG
)HOW WDSH  RYHUODS ZLGWK VKRXOG EH  WKH WDSH ZLGWK 8VH D EDQGDJH VWRSSHU DW WKH
HQG RI IHOW WDSH  
 3XOO RXW WKH GUDLQ FDS DW WKH EDFN ULJKW RI WKH LQGRRU XQLW )LJ 
‡ +ROG WKH FRQYH[ VHFWLRQ DW WKH HQG DQG SXOO WKH GUDLQ FDS
 3XOO RXW WKH GUDLQ KRVH DW WKH EDFN OHIW RI WKH LQGRRU XQLW )LJ 
‡ +ROG WKH FODZ PDUNHG E\ WKH DUURZV DQG SXOO RXW WKH GUDLQ KRVH IRUZDUG
 3XW WKH GUDLQ FDS LQWR WKH VHFWLRQ WR ZKLFK WKH GUDLQ KRVH LV WR EH DWWDFKHG DW WKH UHDU
RI WKH LQGRRU XQLW )LJ 
‡ ,QVHUW D VFUHZGULYHU LQWR WKH KROH RQ WKH FDS DQG LQVHUW WKH FDS IXOO\ LQWR WKH GUDLQ
SDQ
 ,QVHUW WKH GUDLQ KRVH IXOO\ LQWR WKH GUDLQ SDQ DW WKH EDFN ULJKW RI WKH LQGRRU XQLW )LJ 
‡ &KHFN LI WKH KRVH LV KRRNHG VHFXUHO\ WR WKH SURMHFWLRQ RI LWV LQVHUWLQJ SDUW DW WKH
GUDLQ SDQ
 ,QVHUW WKH GUDLQ KRVH LQWR ZDOO KROH VOHHYH &  DQG DWWDFK WKH XSSHU SDUW RI LQGRRU XQLW
RQWR WKH LQVWDOODWLRQ SODWH   7KHQ VKLIW WKH LQGRRU XQLW FRPSOHWHO\ WR WKH OHIW WR PDNH
SODFLQJ WKH SLSLQJ LQ WKH EDFN RI WKH XQLW HDVLHU
 &XW RXW D SLHFH RI FDUGERDUG IURP WKH VKLSSLQJ ER[ UROO LW XS KRRN LW RQWR WKH EDFN ULE
DQG XVH LW DV D VSDFHU WR OLIW WKH LQGRRU XQLW )LJ 
 &RQQHFW WKH UHIULJHUDQW SLSLQJ ZLWK WKH H[WHQVLRQ SLSH % 
$WWDFK WKH ORZHU SDUW RI WKH LQGRRU XQLW LQWR WKH LQVWDOODWLRQ SODWH  
Rear or bottom piping
 3ODFH WKH UHIULJHUDQW SLSLQJ DQG WKH GUDLQ KRVH WRJHWKHU WKHQ ¿UPO\ DSSO\ SLSLQJ WDSH
* IURP WKH HQG
 ,QVHUW WKH SLSLQJ DQG WKH GUDLQ KRVH LQWR WKH ZDOO KROH VOHHYH &  DQG DWWDFK WKH XSSHU
SDUW RI WKH LQGRRU XQLW RQ WKH LQVWDOODWLRQ SODWH  
 &KHFN LI WKH LQGRRU XQLW LV DWWDFKHG VHFXUHO\ RQ WKH LQVWDOODWLRQ SODWH  E\ PRYLQJ WKH
XQLW WR OHIW DQG ULJKW
 $WWDFK WKH ORZHU SDUW RI WKH LQGRRU XQLW LQWR WKH LQVWDOODWLRQ SODWH  
Right piping
Note:
%HIRUH SHUIRUPLQJ WKH IROORZLQJ PDNH VXUH WKDW ZLULQJ LV FRPSOHWHG DQG WKH FRQGXLW
FRYHU LV LQVWDOOHG 5HIHU WR 
 3ODFH WKH UHIULJHUDQW SLSLQJ DQG WKH GUDLQ KRVH WRJHWKHU VKLIW WKHP WR OHIW VLGH RI WKH
XQLW DQG WKHQ ¿UPO\ DSSO\ SLSLQJ WDSH * IURP WKH HQG
 ,QVHUW WKH SLSLQJ DQG WKH GUDLQ KRVH LQWR WKH ZDOO KROH VOHHYH &  DQG DWWDFK WKH XSSHU
SDUW RI WKH LQGRRU XQLW RQ WKH LQVWDOODWLRQ SODWH  
 &KHFN LI WKH LQGRRU XQLW LV DWWDFKHG VHFXUHO\ RQ WKH LQVWDOODWLRQ SODWH  E\ PRYLQJ WKH
XQLW WR OHIW DQG ULJKW
 $WWDFK WKH ORZHU SDUW RI WKH LQGRRU XQLW LQWR WKH LQVWDOODWLRQ SODWH  
2-4-2. DRAIN PIPING
‡ ,I WKH H[WHQVLRQ GUDLQ KRVH KDV WR SDVV WKURXJK D URRP EH VXUH WR ZUDS LW ZLWK LQVXODWLRQ
¿HOGVXSSOLHG 
‡ 7KH GUDLQ KRVH VKRXOG SRLQW GRZQZDUG IRU HDV\ GUDLQ )LJ 
‡ ,I WKH GUDLQ KRVH SURYLGHG ZLWK WKH LQGRRU XQLW LV WRR VKRUW FRQQHFW LW ZLWK D ¿HOGVXSSOLHG
GUDLQ KRVH ,  )LJ 
‡ :KHQ FRQQHFWLQJ WKH GUDLQ KRVH WR D KDUG YLQ\O FKORULGH SLSH EH VXUH WR LQVHUW LW VHFXUHO\
LQWR WKH SLSH )LJ 
)HOW WDSH 
3LSLQJ WDSH *
3LSLQJ WDSH *
)HOW WDSH 
'UDLQ FDS
'UDLQ FDS
5HPRYH FRUQHU ER[ IRU SLSLQJ
RQ ERWWRP VLGH RI XQLW
5HPRYH
FRUQHU ER[
IRU SLSLQJ RQ
ULJKW VLGH RI
XQLW
7R WKH OHIW
'UDLQ
KRVH
'RZQZDUG
VORSH
6RIW KRVH
,'   LQ
 PP
)LJ  )LJ 
'R QRW PDNH GUDLQ SLSLQJ DV VKRZQ EHORZ
'R QRW UDLVH $FFXPXODWHG
GUDLQ ZDWHU
:DWHU
:DWHU
:DYLQJ
OHDNDJH OHDNDJH
/LTXLG SLSH
*DV SLSH
,QGRRURXWGRRU XQLW
FRQQHFWLQJ ZLUH $
5HPRYH ER[ IRU SLSLQJ RQ
OHIW VLGH RI XQLW
'UDLQ KRVH
)LJ 
'UDLQ KRVH
)LJ 
)LJ 
'UDLQ KRVH
+DUG YLQ\O FKORULGH SLSH
  LQ
,'  LQ
 FP
 PP
RU PRUH
,QVHUW
VHFXUHO\
'LIIHUHQW
GLDPHWHU
MRLQW
)LJ 
7LS RI GUDLQ
KRVH GLSSHG
$LU
LQ ZDWHU
:DWHU
'LWFK
OHDNDJH
)LJ 
)LJ 
$W OHDVW
 LQ
 PP
JDS