Ramsond RHDZ-27-18FC/18WM - Manuals

 Page 5  Safety Precautions 2 Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a W ARNING or CAUTION. WARNING • Carefully read the Safety Preca...

 Page 6  Installation Overview 3 Unit Installation Overview L N 1 2 3 4 5 MC MC 6 7 Install the indoor unit (Page 7) INSTALLA TION ORDER Install the outdoor unit (Page 13) Install the drainpipe (Page 15) Evacuate the refrigeration system (Page 23) Connect the wires (Page 20) Connect the refrigeran...

 Page 7  Indoor Unit Installation 4 Indoor Unit Parts Fig. 4.1 Safety Precautions WARNING • Securely install the indoor unit on a structure that can sustain its weight. If the structure is too weak, the unit may fall and cause personal injury, unit and property damage, or death. • DO NOT install t...

 Page 8  Indoor Unit Installation Instructions NOTE: Panel installation should be performed after piping and wiring have been completed. Step 1: Select installation location The indoor unit should be installed in a location that meets the following requirements:  Enough room for installation and ...

 Page 9  Indoor Unit Installation Fig. 4.3 195mm Hook 700mm 210mm 600mm

 Page 10  Indoor Unit Installation Step 2: Installing the main body Fig. 4.4 Fig. 4.5 Affix the hook with a tapping screw onto the wall. 195mm Hook Tapping screw Washer ＜ 6mm Hang the indoor unit on the hook. (The bottom of body can touch the floor or remain suspended, but the body must be install...

Outdoor Unit Installation Outdoor Unit Installation Instructions Step 1: Select installation location. The outdoor unit should be installed in the location that meets the following requirements:  Place the outdoor unit as close to the indoor unit as possible.  Ensure that there is enough room for ...

 Page 13  Outdoor Unit Installation T able 5.1: Length Specifications of Split T ype Outdoor Unit (unit: mm/inch) Split T ype Outdoor Unit (Refer to Fig 5.4, 5.5, 5.6, 5.7 and Table 5.1) Fig. 5.6 Fig. 5.5 A B D W H W H Fig. 5.4 Outdoor Unit Dimensions W x H x D Mounting Dimensions Distance A Dista...

Drain Joint Installation Before bolting the outdoor unit in place, you must install the drain joint at the bottom of the unit. (See Fig. 5.9) 1. Fit the rubber seal on the end of the drain joint that will connect to the outdoor unit. 2. Insert the drain joint into the hole in the base pan of the uni...

NOTE ON DRAINPIPE INS TALLATION • When using an extended drainpipe, tighten the indoor connection with an additional protection tube. This prevents it from pulling loose. • The drainpipe should slope downward at a gradient of at least 1/100 to prevent water from flowing back into the air conditioner...

 Page 18  Refrigerant Piping Connection Refrigerant Piping Connection Instructions CAUTION • The branching pipe must be installed horizontally. An angle of more than 10° may cause malfunction. • DO NOT install the connecting pipe until both indoor and outdoor units have been installed. • Insulate ...

6. Place flaring tool onto the form.7. Turn the handle of the flaring tool clockwise until the pipe is fully flared. Flare the pipe in accordance with the dimensions shown in table 7.2. T able 7.2: PIPING EXTENSION BEYOND FLARE FORM Pipe gauge Tightening tor que Flare dimension (A) (Unit: mm/Inch) F...

TAKE NOTE OF FUSE SPECIFICATIONS The air conditioner’s printed circuit board (PCB) is designed with a fuse that provides overcurrent protection. The specifications of the fuse are printed on the circuit board, examples of such are T5A/250VAC and T10A/250VAC. Wiring Safety Precautions WARNING • Disco...

b. Using wire strippers, strip the rubber jacket from both ends of the signal cable to reveal approximately 15cm (5.9”) of wire. c. Strip the insulation from the ends. d. Using a wire crimper, crimp u-lugs on the ends. NOTE: When connecting the wires, strictly follow the wiring diagram found inside ...

Power Specifications  Page 22  Wiring MODEL (Btu/h) < 16K 16K~18K POWER PHASE 1 Phase 1 Phase FREQUENCY AND VOLT 220-240V~,50Hz/60Hz 220-240V~,50Hz/60Hz CIRCUIT BREAKER/FUSE(A) 20/16 20/16 INDOOR UNIT POWER WIRING(mm²) —— 3x1.0 OUTDOOR UNIT POWER WIRING GROUND WIRING STRONG ELECTRIC SIGNALWEAK ...

 Page 23  Air Evacuation Air Evacuation Safety Precautions CAUTION • Use a vacuum pump with a gauge reading lower than -0.1MPa and an air discharge capacity above 40L/min. • The outdoor unit does not need to be vacuumed. DO NOT open the outdoor unit’s gas and liquid stop valves. • Ensure that the ...

 Page 24  Air Evacuation Note On Adding Refrigerant CAUTION • Refrigerant charging must be performed after wiring, vacuuming, and the leak testing. • DO NOT exceed the maximum allowable quantity of refrigerant or overcharge the system. Doing so can damage the unit or impact it’s functioning. • Cha...

 Page 25  Test Run Before T est Run A test run must be performed after the entire system has been completely installed. Confirm the following points before performing the test: a) Indoor and outdoor units are properly installed. b) Piping and wiring are properly connected.c) No obstacles near the ...

MULTI-ZONE DUCTLESS INVERTER SPLIT AIR CONDITIONER WITH HEAT PUMP »USER’S MANUAL« MINI CONSOLE INDOOR UNIT IMPORTANT NOTE: • Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference.

Indoor Unit Parts and Major Functions .......... 05 Manual Operations .................................................... 07 T able of Contents Owner’s Manual SAFETY FIRST Safety Precautions .................................................... 04 1 2 3

 Page 3  Care and Maintenance ............................. 08 a. Unit Maintenance ....................................... 08 b. How to Clean the Air Filter ....................... 08 c. Repairing Refrigerant Leaks ...................... 09 d. Preparation for Periods of Non-use ........ 09 Trouble...

 Page 4  Thank you for purchasing this air conditioner. This manual will provide you with information on how to operate, maintain, and troubleshoot your air conditioner. Following the instructions will ensure the proper function and extended lifespan of your unit. Please pay attention to the follo...

 Page 5  Indoor Unit Parts And Major Functions 2 Unit Parts Fig. 2.1 Operating Conditions Use the system under the following temperatures for safe and effective operation. If the air conditioner is used under different conditions, it may malfunction or become less efficient. COOL Mode HEA T mode D...

 Page 7  Manual Operations 3 Manual Operations This display panel on the indoor unit can be used to operate the unit in case the remote control has been misplaced or is out of batteries. Fig. 3.1 Fig. 3.3 Fig. 3.4 Fig. 3.2 Fig. 3.5 • MANUAL button: This button selects the mode in the following ord...

1. Open the front panel. Fig. 4.1 Fig. 4.2 2. Remove the air filter.  Page 8  Care And Maintenance Safety P r ecautions • Contact an authorized service technician for repair or maintenance. Improper repair and maintenance may cause water leakage, electrical shock, or fire, and may void your warran...

 Page 10  Troubleshooting CAUTIONS If one of the following conditions occurs, switch off the power supply immediately and contact your dealer for further assistance. • The operation light continues to flash rapidly after the unit has been restarted. • The remote control buttons do not work. • The ...

 Page 12  Troubleshooting Err or Codes Number Cause The number of flashes per second Timer indicator Err or Code 1 Indoor EEPROM (Electrically Erasable Programmable Read-Only Memory) error 1 Off E0 2 Indoor and outdoor unit communication malfunction 2 Off E 1 3 Indoor fan speed malfunction 4 Off E3...