Refrigeration System Data - Carrier 69NT40-541-001 Operation And Service

3.2

REFRIGERATION SYSTEM DATA

a. Compressor/Motor
Assembly
b. Expansion Valve Superheat
c. Heater Termination Thermostat
d. High Pressure Switch
e. Refrigerant Charge
When replacing the following components (f.), (g.) and (h.), refer to the installation instructions included
with the replacement part for additional information.
f. Fusible Plug*
g. Sight Glass/Moisture Indicator
h. Rupture Disc
i. Condenser Pressure
Transducer
j. Unit Weight
k. Water Pressure Switch
l. Discharge Pressure Regulator
* Rupture Disc, part number 14-00215-04 may be installed as an alternate for the receiver mounted fusible plug.
Number of Cylinders
Model
CFM
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
Condenser
Receiver
NOTE
Melting point
Torque*
Torque
Bursts at
Torque
(P/N 14-00215-03)
Condenser Fan Starts
Condenser Fan Stops
Refer to unit model number plate.
Cut-In
Cutout
Factory Setting
3–7
6
06DR
41
118 kg (260 lb)
Castrol Icematic SW-20
3.6 liters (7.6 U.S. pints)
The oil level range, with the compressor off,
should be between the bottom and one-eighth
level of the sight glass.
4.5 to 6.7 °C (8 to 12 °F)
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
4 row condenser
5.2 kg
(11.5 lbs)
4.9 kg
(10.8 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)
²
35 ±5% kg/cm = (500 ±5% psig)
1.4 to 2 mkg (10 to 15 ft-lbs)
The condenser fan will start if the condenser
pressure is greater than 14.06 kg/cm2 (200 psig)
OR the condenser fan is OFF for more than 60
seconds.
The condenser fan will stop if the condenser
pressure is less than 9.14 kg/cm2 (130 psig)
AND the condenser fan remains ON for at least
30 seconds.
0.5 ±0.2 kg/cm
1.6 ±0.4 kg/cm
32.7 ±2.5 kg/cm² (72 ±5.5 psig)
²
(7 ±3 psig)
²
(22 ±5 psig)
T-316