8:
;5 Xools
RoteA Xhe pipes of V;87F connection with the same diameter can not be welded with the flared
joints5 ]ou must expand the diameter of pipe joint3 then weld the connecting pipe5
XSSP
knife
expander
spanner
flare tool
pipe bender
pressure gauge
welding torch
gauge manifold
charging hose
charging cylinder
leakage detector
TYVTSWJ
V99 V;87F
VJFWSR
electronic charging
scale
cut the pipe
enlarge the pipe
fasten the flare nut
flare the pipe
bend the pipe
used in leakage test
brazing the pipe
evacuation device
charging refrigerant
evacuation device
charging refrigerant
charging refrigerant
leakage detecting
for V;87F3 must enlarge the
projecting pipe
standard torque of 8693 <6?
pipe is larger
leakage test pressure is
higher
different pressure from V99A
max5A MT<5:Qpa min5A:5<Qpa
must ensure oil in vacuum
pump can not flow into the unit
when pump stops
vacuum pump with
one4way stop valve
V;87F can not be charged
as gas state
can not use freon detector
/HKHs or MHKHs03 V;87F
excludes Hl5 Yse the hydrogen
detector /or V8:;a detector0
Leneral tools/conventional tools can be used0
Gesides the above tools3 the following devices which service for V99 is necessary as the general tools5
85 torque wrench
95 pipe cutter
:5 reamer
;5 pipe bender
<5 level vial
=5 screwdriver
>5 hole core drill
?5 tape measure
@5 metal saw
Flso prepare the following equipment for the other installation procedureA
85 thermometer
95 ohmmeter
:5 voltmeter
Yse the exclusive tools for V;87F5
Qixing the different types of oil will cause the system working badly or clogged5
Xhe below table will compare the tools for V99 and V;87F5
Содержание MRV II AV08NMVERA
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