30 to 50mm
(1-3/16 to
1-15/16 inch)
Suspension Bolt (M10 or W3/8)
(Field-Supplied)
Nut (Field-Supplied)
Double-Nut (Field-Supplied)
Washer (Field-Supplied)
Suspension Bracket
(Equipped with Switch
Box)
Washer (Field-Supplied)
Switch Box
Suspension Bolt
Suspension Bracket
Upper Side
Figure4.4Suspension
Bottom Side
Figure4.5HangingMethod
4.4.3 MountingandHangingtheSwitch Box
(1) Putnutsoneachofthetwosuspensionbolts
beforehangingtheSwitch Box,as
showninFigure4.4.
T
Mountingwashersarerequiredinorder
toafxthesuspensionbrackettothe
suspensionbolt.
Field-SuppliedParts
* SuspensionBolt: 2-M10orW3/8
* Nut:
* Washer:
6-M10orW3/8
4-M10orW3/8
(2) HangingtheSwitch Box
(a)HangtheSwitch Boxbyputtinghandsonthe
bottomofthecabinet.
(b) Insertthesuspensionboltintothegroove
partofthesuspensionbracketasshown
inFigure4.5.Ensurethatthewashers
arecorrectlyafxedtothesuspension
bracket.
(c) Afterthehangingwork,thepipingand
wiringconnectionworkisrequiredinside
theceilinginthegapbetweentheroofand
ceilingsoitisnotvisible.Therefore,
determinethedrawingdirectionofthepipe
afterselectingtheinstallationlocationofthe
Switch Box.Beforedoingthehanging
work,carryoutthepipingandwiringwork
uptotheconnectingpositions.
(d) KeeptheSwitch Boxleveltotheceiling
surface.IftheSwitch Boxisnotlevel,a
malfunctionmayoccur.
(e) Tightenthenutsofthesuspension
boltwiththesuspensionbracketafter
adjustmentiscompleted.
Adhesivemustbeappliedtothenutsin
ordertopreventthemfromloosening.
4.4.2 MarkingofthePositionsoftheSuspension
BoltsandWiringConnections
(1) Markthepositionsofthesuspensionbolts,
refrigerantpipingconnectionsandwiring
connection.
(2) Installationdimensionsareshownin
Figure2.1.