Carrier NDK33BN0KB, Operation & Service Manual

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62-61753-21 2-17
2.10 COMPRESSOR DATA
Compressor Model ZF19VE-164
Compressor Part Number
18-01043
Type Hermetic Scroll
Displacement 7.5 Cubic Inches Per Revolution
Weight
40.8 kg (90 lbs) Dry
Oil Charge 1.77 L (60 ounces)
Approved OIl Uniqema Emkarate RL-32-3MAF Carrier Part Number 46-00025-04
2.11 REFRIGERATION SYSTEM DATA
Defrost Air Switch (DAS) Initiates Defrost: 35 ± 1.8 mm WG (1.40 ± .07 inch)
Defrost Timer (micro controlled) 1.5h, 3h, 6h, or 12 hours
Evaporator High Temperature
Switch (EVHTS)
Opens, on temperature rise at: 55° ± 2.8°C (130° ± 5°F)
Closes on temperature fall at: 37.8° ± 3.9°C (100° ± 7°F)
Liquid injection Valve (LIV)
Energized (opened) at Compressor Discharge Temperature (CDT) Sen-
sor readings above 135°C (275°F)
May be pulsing (opened & closed) between Compressor Discharge
Temperature (CDT) Sensor readings of 124°C & 135°C (255°F & 275°F)
De-energized (closed) at Compressor Discharge Temperature Sensor
reading (CDT) below 124°C (255°F)
Relief Valve Setting Opens on temperature rise at 37 ± 3 Bar (537 ± 44 psig)
High Pressure Switch (HP1)
Opens, on pressure rise, at : 32 ± 1 bar (471 ± 15 psig)
Closes, on pressure fall at: 25 ± 1 bar (367 ± 15 psig)
Economizer Thermal Expansion
Valve Nominal setting 8.3 to 13.9°C @ -20/30°C
(15 to 25°F @ -24/86°F) condition.
Unit Dry Weight
731 KG. (1612 pounds)