Specifications
19
R-404A Refrigeration System
Compressor Model Thermo King X426
Refrigerant Charge 13 lb. (5.9 kg) R-404A
Compressor Oil Charge 4.3 quarts (4.1 liters)*
Compressor Oil Type Solest 35 TK No. 203-413 (Ester base) required
Throttle Valve Setting 18 to 20 psig (124 to 138 kPa)
Heat/Defrost Method:
Engine Operation
Electric Operation
Hot gas
Hot gas
High Pressure Cutout 470 ± 7 psig (3241 ± 48 kPa)
Automatically reset @ 375 ± 38 psig (2585 ± 262 kPa)
Receiver Tank Pressure Control:
Opens
Closes
200 ± 7 psig (1379 ± 48 kPa)
160 ± 7 psig (1103 ± 48 kPa)
Electronic Defrost Termination Timer:
Opens
Closes
52 F (11 C)
42 F (6 C)
Timer—Part of TG-V Microprocessor Programmable 2 to 16 hours in 2 hour increments
through TGV controller
* When the compressor is removed from the unit, oil level should be noted or the oil removed from the compressor should be
measured so that the same amount of oil can be added before placing the replacement compressor in the unit.
Engine Clutch—Hilliard
Model TK No. 107-272 (Dwg. No. 2C21375G01)
Engagement 600 ± 100 RPM
Dynamic Torque 66 ft-lb (89.5 N•m) minimum @ 1600 RPM
Air Switch
Unit Air Switch Setting:
Spectrum 2 or Spectrum 3 Remote Unit 1.00 ± 0.05 in. (25.4 ± 1.3 mm) H
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