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Specifications
14
Belt Tension
Tension No. on TK Gauge P/N 204-427
Alternator Belt
67
Lower Fan Belt (Engine to Idler)
67
Upper Fan Belt (Fan to Idler)
74
Refrigeration System
Compressor
Thermo King X430L
Refrigerant Charge—Type
R-404A
Compressor Oil Charge:
4-Quart Sump*
4.3 qt (4.1 liters)**
7-Quart Sump*
6.9 qt (6.6 liters)**
Compressor Oil Type
Polyol Ester type (refer to Tool Catalog)
Throttling Valve Setting
23 to 25 psi (159 to 172 kPa)
Heat/Defrost Method
Hot gas
High Pressure Cutout
470 ± 7 psi (3241 ± 48 kPa)
Automatic reset @ 375 ± 38 psi (2586 ± 262 kPa)
High Pressure Control Switch:
Opens
300 +25/-0 psi (2068 +172/-0 kPa)
Closes
200 ± 20 psi (1379 ± 138 kPa)
* See “Compressor Sump Sizes” on page 73 to determine the sump size.
** 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.
Electrical Control System
Voltage
12.5 Vdc
Battery
One, group C31, 12 volt battery
Circuit Breaker CB1—Zone 3 Fan Motors
30 amp, auto reset
Fuse Link Rating
110 amps @ 72 F (22 C)
Fuse F2—Electric Contactors
5 amp
Fuse F3—Zone 1 Damper
15 amp
Fuse F4—High Speed (Throttle) Solenoid
15 amp
Fuse F6—Zone 1 (Host) Solenoids
15 amp
Fuse F12—Zone 3 Fan Motors
25 amp
Fuse F13—Zone 3 Solenoids
15 amp
Fuse F15—Zone 2 Damper
25 amp
Fuse F16—Zone 2 Solenoids
15 amp
Fuse F20—Control Circuit Power
40 amp
Fuse F22—Host Unit Controls
25 amp
Fuse F23—Starter Circuit
40 amp
Other Fuses
2 or 5 amp
Battery Charging
12 volt, 120 amp, brush type alternator
Voltage Regulator Setting
14.0 ± 0.2 volts @ 77 F (25 C)
NOTE: Fuse F7 (Bypass resistor for Prestolite Alternator) must be removed for the Bosch Alternator.
The Bosch alternator has the word “BOSCH” on the end opposite the pulley (see Figure 17 on page 43).
Summary of Contents for Spectrum DE 30-2
Page 4: ...4...
Page 12: ...Safety Precautions 12...
Page 16: ...Specifications 16...
Page 31: ...Unit Description 31 1 Access Panels 2 Defrost Dampers Figure 12 Back View of Unit 1 2 AGA215...
Page 42: ...Operating Instructions 42...
Page 48: ...Electrical Maintenance 48...
Page 106: ...Structural Maintenance 106...
Page 110: ...Mechanical Diagnosis 110...
Page 114: ...Remote Evaporator Specifications 114...
Page 116: ...Remote Evaporator Maintenance Inspection Schedule 116...
Page 122: ...Remote Evaporator Electrical Maintenance 122...
Page 126: ...Remote Evaporator Refrigeration Service Operations 126...
Page 128: ...Remote Evaporator Structural Maintenance 128...
Page 130: ...Remote Evaporator System Diagnosis 130...
Page 134: ...Wiring and Schematic Diagrams Index 134...
Page 135: ...135 Schematic Diagram Page 1 of 2...
Page 136: ...136 Schematic Diagram Page 2 of 2...
Page 137: ...137 Wiring Diagram Page 1 of 4...
Page 138: ...138 Wiring Diagram Page 2 of 4...
Page 139: ...139 Wiring Diagram Page 3 of 4...
Page 140: ...140 Wiring Diagram Page 4 of 4...