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TECHNICAL MANUAL COMMERCIAL CONDENSING UNIT High-Medium Temperature (HMT) Application CCHMX0150AV16 READ THESE INSTRUCTIONS CAREFULLY BEFORE INSTALLATION.
Important Note Only qualified specialist could carry out the installation, maintenance and commissioning of the system. To avoid potential injury, use care when working around coil surfaces or sharp edges of metal cabinets. All piping and electrical wiring should be installed in accordance with all applicable codes, ordinance and local by-laws After installation, the system should be allowed to run for 3-4 hours.
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When two or more outdoor units are installed in a location, they must be positioned such that one unit will not be taking the hot discharge air from another to avoid hot air short circuiting.This also applies when two or more units are installed one above the other.
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> 5º Important Note Pipe sizing should only be determined by qualified personnel. All local codes of practice must be observed in the installation of refrigerant piping.
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Always choose the shortest path and follow the recommendation as tabulated below. Important Note One of the main factors affecting equipment reliability and service life is refrigeration circuit contamination. During installation, circuit contamination can be caused by: • Brazing & Welding Oxides •...
10.7. pecial precautions when dealing with R32 unit • proper installation / servicing is essential. conditioner which is designed to operate • • compressor, whic precaution must be taken not to expose the R32 system too can absorb moisture from •...
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Caution • proceeding to • • I RGVF18A/24A direction with 5mm key whereas in RGVF30A/36A/42A/ 48A open the suction valve and liquid valve (in anti-clockwise direction) respectively for hexagon sacked Charge Operation • Remove the service port cap. • Connect the low pressure side of the charging gauge to the suction service port centre of the cylinder tank and close the high pressure side of the gauge.
Important notes regarding additional charge: The refrigerant is pre-charged in the outdoor unit. If the piping length is more then use additional charge value as indicated in the table. Outdoor Unit 1.5 HP Additional charge (g/m) Electrical Important Note The mains electrical supply to the condensing unit must be via a suitable motor rated circuit breaker or fuse.