Related Manuals for Danfoss OP-HJXM
Summary of Contents for Danfoss OP-HJXM
- Page 1 Manual Installation and maintenance condensing unit manual OP-HJXM / HNXM / HRXM / LNYM / LRYM / LJZM http://cc.danfoss.com...
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Page 2: Installation And Maintenance
Manual Installation & Maintenance Label R448A/R449A A: Model and bar code G: Max. Fuse size B: Unit code and bar code H: Design pressure C: Serial number and bar code I: Refrigerant D: Compressor voltage & Locked rotor amps & J: Oil type K: Outdoor housing Rated load amps... -
Page 3: Handling And Storage
Manual Installation & Maintenance Introduction These instructions pertain to OPTYMA™ They provide necessary information regarding condensing units (R507A, R404A, R134a, R448A, safety and proper usage of this product. R449A) used for refrigeration systems. Handling and storage It is recommended not to open the packaging •... -
Page 4: Installation Precautions
Manual Installation & Maintenance Installation precautions Do not braze if the condensing unit is under • The unit ambient temperature may not exceed pressure. 120 °F during off-cycle. • Ensure that the power supply corresponds to Never place the unit in a flammable atmosphere. -
Page 5: Fan Speed Controller
Manual Installation & Maintenance Fan speed controller ADJUSTING Catalog No. 1 Turn CAUTION (Fig.3) XGE-4* Approx, 22psi Turn the range • It can not be used for ammonia refrigeration Adjusting screw to clockwise (+) for increasing system. the setting value, and to counterclockwise (-) for •... - Page 6 Manual Installation & Maintenance Problem Possible cause Confirmation method/Remarks Check the operation of the fan motor. • Pressure setting value may be too high if the fan motor rotates continuously at low speed or stops. => Turn the F.V.S. pressure adjustment screw in (-) direction to set the F.V.S.
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Page 7: Leak Detection
Manual Installation & Maintenance Fan speed controller (If FSC fails, it is possible to run the fan motor full 4. Connect both wires together. bypass speed) 5. Make sure the connection is well insulated and not exposed to rain or in contact with, metallic 1. -
Page 8: Filling The System
Manual Installation & Maintenance Filling the system • Wear protective stuff like goggles and protective charging of the system to 58 - 70psi for R404A/ gloves. R507A or R22, and approx. 30psi for R134a. • Do not put liquid refrigerant through the suction •... - Page 9 • No model number or serial number transmitted • Compressor opened or returned unsealed. with the warranty claim. • Rust, water or leak detection dye inside the compressor. Disposal Danfoss recommends that condensing units and oil should be recycled by a suitable company at its site. FRCC.ES.014.A6.22...
- Page 10 Manual Dimensions Dimensions [in] Unit Fig. Height H [in] Width W [in] Length D [in] Suction line Liquid line HJXM0150 19.5 43.5 13.4 5/8" 3/8" HNXM0200 22.4 47.4 16.5 7/8" 1/2" HNXM0250 22.4 47.4 16.5 7/8" 1/2" HNXM0300 22.4 47.4 16.5 7/8"...
- Page 11 Manual Dimensions Figure 1 2X Double Knockout C L Suction Line 1-1/8" X 7/8" 2X Double Knockout C L Suction Line 1-1/8" X 7/8" 2X Knockout 7/8" 2X Knockout 7/8" Liquid Line Liquid Line 2X Double Knockout Figure 2 1-1/8" X 7/8" 2X Double Knockout 1-1/8"...
- Page 12 Manual Electrical wiring diagrams Electrical Code N: HJXM0150, HNXM0200-0400, HRXM0500, LJZM0150-0200 Wiring Diagram 119-8312 Electrical Code Q: HNXM0200-0400, HRXM0500-1000, LJZM0150-0200 Wiring Diagram 119-8313 FRCC.ES.014.A6.22...
- Page 13 Manual Electrical wiring diagrams Electrical Code Q: HJXM0150 Wiring Diagram 119-8315 Electrical Code Q: LNYM0400-0500, LRYM0600-0800 Wiring Diagram 119-8493 FRCC.ES.014.A6.22...
- Page 14 Manual Sequence of operation – Field wiring Sequence of operation Refrigeration Cycle 1. Defrost timer is powered by the condensing supply power to allow the compressor and unit, connecting the supply to terminal “1” and condenser fan to run. “N”. 8.
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Page 15: Defrost Cycle
Manual Sequence of operation – Field wiring Defrost Cycle 1. The defrost cycle starts automatically by the 4. When the coil temperature rises to 45˚F to 55˚F, timer at predefined intervals. Typical settings the cycle limit switch closes and it energizes the Liquid line solenoid valve to allow the are between two and four defrost cycles per day for freezers. - Page 16 Danfoss Light Commercial Refrigeration Compressors Our products can be found in a variety of applications such as rooftops, chillers, residential air conditioners, heatpumps, coldrooms, supermarkets, milk tank cooling and industrial cooling processes. www.danfoss.us/aftermarket 119-8385C FRCC.ES.014.A6.22 © Danfoss | DCS (CC) | 2018.02...