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2.2 REFRIGERATION SYSTEM DATA
a. Compressor/Motor
Assembly
b. Evaporator Expansion
Valve Superheat
c. Economizer Expansion
Valve Superheat
d. Heater Termination Thermostat
e. High Pressure Switch
f. Refrigerant Charge
g. Fusible Plug
h. Sight Glass/Moisture Indicator
i. Rupture Disc
j. Unit Weight
k. Water Pressure Switch
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Model
Weight (Dry)
Approved Oil
Oil Charge
The oil level range, with the compressor off,
Oil Sight Glass
should be visible within the sight glass.
Verify at -18C
(0F) container box
temperature
Opens
Closes
Cutout
Cut-In
Unit Configuration
Water-Cooled
Condenser
Receiver
Melting point
Torque
Torque
Bursts at
Torque
Refer to unit model number plate.
Cut-In
Cutout
2--7
RSH105
46.5 kg (103 lb)
Mobil - 32ST
2957 ml (100 ounces)
4.4 to 6.7C (8 to 12F)
4.4 to 11.1C (8 to 20F)
54 (+/- 3) C = 130 (+/- 5) F
38 (+/- 4) C = 100 (+/- 7) F
2
25 (+/- 1.0) kg/cm
= 350 (+/- 10) psig
2
18 (+/- 0.7) kg/cm
= 250 (+/- 10) psig
Charge Requirements - R-134a
5.56 kg
(12.25 lbs)
5.22 kg
(11.5 lbs)
99C = (210F)
6.2 to 6.9 mkg (45 to 50 ft-lbs)
8.9 to 9.7 mkg (65 to 70 ft-lbs)
2
35 +/- 5% kg/cm
= (500 +/- 5% psig)
6.2 to 6.9 mkg (45 to 50 ft-lbs)
2
0.5 +/- 0.2 kg/cm
(7 +/- 3 psig)
2
1.6 +/- 0.4 kg/cm
(22 +/- 5 psig)
T-334
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