Mitsubishi Electric EHSE-YM9EC User Manual

66
Photo 10-4
Flarejoint
Pressurereliefvalve
Threads for application
of locktite
10. How to remove the manometer/pressure relief valve/air
vent (automatic)
(1)Removethefrontpanel.(RefertoProcedure1.)
(2)
Swingthecontrolboxtothefront.(RefertoProcedure4.)
<Manometer>
(3)Removethescrewonthemanometer.(Photo10-1)
(4)Holdthesidesofthemanometercover,disengagethe
claws,andremovethemanometerwithcover.(Photo
10-1)
(5)RemovetheG1/4"nutandfeedthecapillarytube
throughoutthehydrobox.
•
WhenreinstallingtheG1/4"nut,useanewG1/4"
gasket.(Photo10-2)
(6)Removethemanometerfromthemanometercoverwhile
pressingontheclaws.(Photo10-3)
•
Whenreinstallingthemanometerassemblyonthe
hydroboxbewarenottoputstrainontherootofthe
capillary tube as the capillary tube is easy to break at
the root.
<Pressure relief valve>
(3)Removethefieldpipingfromthepressurereliefvalve.
(4)RemovethemanometerbyremovingtheG1/4"nut.
•
WhenreinstallingtheG1/4"nut,useanewG1/4"
gasket.(Photo10-2)
(5)Removethepressurereliefvalvewithaflarejointusing
2wrenches:onetoholdtheflarejointandtheotherto
turntheflarenut.(Photo10-2)
(6)Removethepressurereliefvalveusing2wrenches:one
to hold the flare joint and the other to turn the pressure
reliefvalve.(Photo10-4)
(7)Eliminatelocktiteonthethreadsurfacesusingremover.
(Photo10-4)
•
Before reinstallation, apply locktite over the thread
surface on the pressure relief valve.
• Formoredetailsaboutthelocktiteandtheremover,
refertoPage71.
Photo 10-3
Photo 10-1
Manometer
Manometer
cover
Photo 10-2
Nut(G1/4")
Capillary tube
Capillary
tube
Claw
Pressurereliefvalve
Flarenut
Root
Gasket(G1/4")
Claw
Manometer
Claw
Screw
Claw
DISASSEMBLY PROCEDURE
PHOTOS
OCH590B

Mitsubishi Electric EHSE-YM9EC Specifications

General

Brand	Mitsubishi Electric
Model	EHSE-YM9EC
Category	Heat Pump
Language	English