Refrigeration System Data - Carrier 69NT40-551-001 Operation And Service

2.2 REFRIGERATION SYSTEM DATA

a Compressor/Motor a. Compressor/Motor
Assembly Assembly
b. Evaporator Expansion
Valve Superheat
c. Economizer Expansion
Valve Superheat
d. Heater Termination Thermostat d Heater Termination Thermostat
e. High Pressure Switch e High Pressure Switch
f. Refrigerant Charge g g
g Fusible Plug g. Fusible Plug
h. Sight Glass/Moisture Indicator
i i. Rupture Disc Rupture Disc
j. Unit Weight
k. Water Pressure Switch k Water Pressure Switch
Model
Weight (Dry)
Approved Oil
Oil Charge
Oil Sight Glass
Verify at --18 _C
(0 _F) container box
temperature
Opens
Closes
Cutout
Cut-In
Unit Configuration
Water-Cooled 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 -- ST32
2957 ml (100 ounces)
The oil level range, with the compressor off,
should be between the bottom and one-eighth
level of the sight glass.
4.4 to 6.7 _C (8 to 12 _F)
4.4 to 11.1 _C (8 to 20 _F)
54 (¦ 3) _C = 130 (¦ 5) _F
38 (¦ 4) _C = 100 (¦ 7) _F
25 (¦ 1.0) kg/cm@ = 350 (¦ 10) psig
18 (¦ 0.7) kg/cm@ = 250 (¦ 10) psig
Charge Requirements -- R-134a
5.56 kg 5.56 kg
(12.25 lbs)
5.22kg
(11.5 lbs)
99 _C = (210 _F)
6.2 to 6.9 mkg (45 to 50 ft-lbs)
8.9 to 9.7 mkg (65 to 70 ft-lbs)
35 ¦ 5% kg/cm@ = (500 ¦ 5% psig)
6.2 to 6.9 mkg (45 to 50 ft-lbs)
0.5 ¦ 0.2 kg/cm@ (7 ¦ 3 psig)
1.6 ¦ 0.4 kg/cm@ (22 ¦ 5 psig)
T-320