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Section 3 - Service and Repair
Refrigeration System Diagnosis Guide
DEFROST INFORMATION - ALL MODELS
System
Condition
Suction
Pressure
Suction
Line
Compressor
Discharge
Condenser Capillary
Tube
Evaporator Wattage
Normal Normal Slightly below
room
temperature
Very hot Very hot Warm Cold Normal
Overcharge Higher than
normal
Very cold -
may frost
heavily
Slightly warm
to hot
Hot to warm Cool Cold Higher than
normal
Undercharge Lower than
normal
Warm -
near room
temperature
Hot Warm Warm Extremely cold
near inlet -
outlet below
room
temperature
Lower than
normal
Partial
Restriction
Somewhat
lower than
normal -
in 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
Complete
Restriction
In deep
vacuum
Room
temperature
(cool)
Room
temperature
(cool)
Room
temperature
(cool)
Room
temperature
(cool)
No
refrigeration
Lower than
normal
No Gas 0 PSIG
to 25"
Room
temperature
(cool)
Cool to hot Room
temperature
(cool)
Room
temperature
(cool)
No
refrigeration
Lower than
normal
Model
Hours Between Defrost Time
(Runtime) (Adjustable)
Length/min Stop Point
2175R 6 90 42°
2115R 6 90 42°
2175WC 6 90 45°
2115WC 6 90 45°
2175BEV 6 90 42°
2175/2275DWRR 6 90 42°
CO2175F 12 18*/45 42°
2175RF 12 18*/45 42°
CO21752275DWR 12 18*/45 42°
CLRCO2175 6 90 42°
2275DWRWS 12 90 45° (both drawers)
2275ZWCS/2275ZWCOL 12 75 45° (both zones)
1115R 4 60 -
1175R/ADA24R 6 45 -
1115WC 6 45 -
1175WC 6 45 -
1175BEV 6 45 -