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General| Type | Absorption Refrigerator |
|---|---|
| Cooling Method | Absorption |
| Power Source | AC/DC/LP Gas |
| Color | Black |
| Refrigerant | R134a |
| Capacity | 4.0 cu. ft. |
Outlines manual scope: general info, service instructions, component replacement, and wiring diagrams.
Explains Norcold Dual Voltage/12 Volt refrigerator model names and applications for RV/marine industry.
Defines key terms specific to Norcold Dual Voltage and 12 Volt refrigerators for clear understanding.
Guides on unit location, ventilation, and securing for optimal performance and safety.
Details refrigerator leveling requirements, noting it does not need critical leveling for efficiency.
Instructions for 120 VAC connection, including voltage/frequency tolerances.
Guidelines for 12 VDC connection, emphasizing polarity and wire gauge.
Step-by-step guide to diagnose and resolve issues with 120 VAC power.
Detailed steps to identify and fix problems when powered by 12 VDC.
Diagnosing no cooling with continuous compressor, indicating low voltage or ventilation issues.
Troubleshooting intermittent DC operation, often due to shorted oscillator transistors.
Identifying causes of loud noises: unstable floors, loose parts, or tube interference.
Addressing frost affecting cooling efficiency and power consumption.
Troubleshooting lack of cooling post-installation, possibly due to oil distribution.
Instructions to test circuit breaker functionality using a VOM for proper operation.
Procedure to test chatter protector integrity using a VOM on different resistance scales.
Method to test thermostat continuity in ON/OFF states using a VOM for proper switching.
Steps to verify relay operation, including coil voltage and contact continuity tests with a VOM.
Measure transformer primary winding resistance with a VOM to check continuity.
Measure transformer secondary winding resistance with a VOM, specifying values for 40W/60W inverters.
Measure AC voltage output from inverter/oscillator using a VOM under various conditions.
Test compressor winding continuity with a VOM, providing expected resistance for 40W/60W units.
Measure compressor current draw with an ammeter, listing acceptable readings for 120VAC/12VDC.
Measure compressor input voltage with a VOM, specifying expected AC voltages for 40W/60W units.
Detailed wiring diagram for DE-828, showing power supply, oscillator, and transformer assemblies.
Wiring diagram for DE-704C, illustrating power supply, oscillator, and transformer configurations.
Circuit diagram for DE-728 using the U-65A-70 transformer assembly.
Wiring diagram for DE-728 with U-64A transformer, detailing component connections.
Detailed circuit diagram for DE-400C, showing oscillator, transformer, and power supply connections.
Wiring diagrams for DE-250F/DE-251D, illustrating AC relay power supply and transformer assemblies.
Circuit diagram for DC-254, detailing AC relay power supply, oscillator, and transformer.
Wiring diagram for DC-230, showing power supply, oscillator assembly, and internal components.
Circuit diagrams for MRFT-615B/630B/640B, detailing power supplies and transformers.
Wiring diagram for MRFT-660 refrigerator/freezer, illustrating inverter assembly and transformer connections.
Circuit diagrams for SRBD-630/TRBD-630, detailing oscillator and transformer assemblies.
Wiring diagram for SCQT-6406, showing power supply, oscillator, and transformer configurations.
Circuit diagrams for SCQT-6800, illustrating oscillator, transformer, and dual swing motor connections.
Detailed wiring diagram for V2000, showing power supply, oscillator, and transformer assemblies.
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