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USER GUIDE
System Diagnosis Guide 1
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System Diagnosis Guide
REFRI GERATI ON SYSTEM D I AGN OSI S GUI DE
Syste m
Con dit ion
Suct ion
Pr essur e
Suct ion
Line
Com pr essor
Discha rge
Con denser Capilla ry
Tu be
Eva por at or W at ta ge
N or m a l Normal Slightly below
room
temperature
Very hot Very hot Warm Cold Normal
Ov e rcha rge Higher than
normal
Very cold may
frost heavily
Slightly warm
to hot
Hot to warm Cool Cold Higher than
normal
Under ch ar ge Lower than
normal
Warm- near
room
temperature
Hot Warm Warm Extremely cold
near inlet -
Outlet below
room
temperature
Lower than
normal
Pa rt ia l
Re st r iction
Somewhat
lower than
normal vacuum
Warm - near
room
temperature
Very hot Top passes
warm - Lower
passes cool
(near room
temperature)
due to liquid
Room
temperature
(cool) or
colder
Extremely cold
near inlet -
Outlet below
room
temperature
backing up
Lower than
normal
Com ple te
Re st r iction
In deep
vacuum
Room
temperature
(cool)
Room
temperature
(cool)
Room
temperature
(cool)
Room
temperature
(cool)
No refrigeration Lower than
normal
N o Ga s 0 PSIG to 25" Room
temperature
(cool)
Cool to hot Room
temperature
(cool)
Room
temperature
(cool)
No refrigeration Lower than
normal
44
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