Part N
umber ST
H025 8/12
131
Freeze Cycle
Discharge Pressure
_______ ______ ______
1 minute Middle End
into cycle
If discharge pressure is High or Low refer to freeze cycle high or low discharge pressure problem checklist
page 140 to eliminate problems and/or components not listed on this table before proceeding.
Freeze Cycle
Suction Pressure
_______ ______ _____
1 minute Middle End
If suction pressure is High or Low refer to freeze cycle high or low suction pressure problem checklist
page 144 to eliminate problems and/or components not listed on this table before proceeding.
Suction pressure is
High
Suction pressure is
Low
or Normal
Suction pressure is
High
Suction pressure is
High
Wait 5 minutes into the
freeze cycle.
Compare temperatures of
compressor discharge line
and
both harvest valve
inlets.
The harvest valve inlet is
Hot
-and-
approaches the
temperature of a
Hot
compressor discharge
line.
The harvest valve inlet
is
Cool
enough to hold
hand on
-and-
the compressor
discharge line is
Hot.
The harvest valve inlet
is
Cool
enough to hold
hand on
-and-
the compressor
discharge line is
Cool
enough to hold hand on.
The harvest valve inlet
is
Cool
enough to hold
hand on
-and-
the compressor
discharge line is
Hot.
SINGLE EVAPORATOR, DUAL EXPANSION VALVE
SELF CONTAINED AIR, WATER & REMOTE CONDENSER
Operational Analysis
1
2
3
4
Содержание b970 series
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