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- Installation, operation and maintenance manual
ECR International Iverter Installation, operation and maintenance manual
Summary of Iverter
Page 1
W all air handler ductless split system heat pumps installation, operation & maintenance manual ecr international, inc. 2201 dwyer avenue, utica ny 13501 phone: 800.325.5479 web: enviromaster.Com pn 615000156 rev a, 01 / 04 /201 6 presents.
Page 2: Table of Contents
Table of contents installation manual indoor unit installation ......... 1 3 1. Select installation location ........................ . . 1 3 2. Attach mounting plate to wall ................ . 1 4 3. Drill wall hole for connective piping ...... . 1 4 4. Prepare refrigerant piping .....................
Page 3: ........
Refrigerant piping connection ........ 2 3 a. Note on pipe length ............................................................. . 2 3 b. Connection instructions –refrigerant piping ............... . 2 3 1. Cut pipe ............................................................................... 2 3 2...
Page 4: Table of Contents
Unit specifications and features ........ 32 owner's manual - table of contents 9 safety first manual operation (without remote) ....................................... 37 10 care and maintenance .................................................................. 38 troubleshooting .....................
Page 5: Safety Precautions
Page 5 this symbol indicates that failure to follow these instructions may cause death or serious injury. This symbol indicates failure to follow these instructions may cause moderate injury to your person, or damage to your unit or other property. Safety precautions read safety precautions before i...
Page 6
Page 6 warning 6. 7. 8. 9. For all electrical work, follow all local and national wiring standards, regulations, and the installation manual. You must use an independent circuit to supply power. Do not connect other appliances to the same service . Insufficient electrical capacity or defects in elec...
Page 7
............................................. Page 7 warnings for product use • if an abnormal situation arises (like a burning smell), immediately turn off the unit and pull the power plug. Call your dealer for instructions to avoid electric shock, fire or injury. • do not insert fingers, rods or o...
Page 8: Accessories
Name shape quantity 1 1 1 1 (for cooling & heating models only) clip anchor mounting plate fixing screw st3.9 x 25 remote controller fixing screw for remote controller holder st2.9 x 10 remote controller holder dry battery aaa.Lr03 air freshening filter seal drain joint mounting plate 1 accessories ...
Page 9
Page 9 name shape quantity parts you must purchase. Consult the dealer about the pipe size. Connecting pipe assembly liquid side gas side Φ 6.35( 1/4 i n) Φ 9.52( 3/8in) Φ 9.52( 3/8in) Φ 12.7( 1/2in) Φ 16( 5/8in).
Page 10
Page 10 select installation location (page 1 4 ) attach mounting plate (page 1 5 ) drill wall hole (page 1 5 ) installation summary - indoor unit 2 installation overview determine wall hole position (page 1 5 ) 1 2 3 4 12cm (4.75in) 2.3m (90.55in) 12cm (4.75in) 15cm (5.9in).
Page 11
Page 11 mount indoor unit (page 20 ) step 8 wrap piping and cable (page 20 ) l n s connect piping (page 2 3 ) connect wiring (page 1 9 ) prepare drain hose (page 1 6 ) 5 6 7 8 9 installation overview.
Page 12: Unit Parts
Page 12 unit parts 3 installation overview fig. 3 .1 note on illustrations illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be slightly different. The actual shape shall prevail. Wall mounting plate power cable (some units) refrigerant piping signal...
Page 13: Indoor Unit Installation
Page 1 3 indoor unit installation 4 installation instructions – indoor unit prior to installation before installing the indoor unit, refer to the label on the product box to make sure that the model number of the indoor unit matches the model number of the outdoor unit. Step 1: select installation l...
Page 14
Page 1 4 refer to the following diagram to ensure proper distance from walls and ceiling: step 2: attach mounting plate to wall the mounting plate is the device on which you will mount the indoor unit. 1. Remove the screw that attaches the mounting plate to the back of the indoor unit. 2. Place the ...
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Page 1 5 101mm (4in) 179mm (7.05in) 136mm (5.35in) 37mm (1.45in) 290mm (11.4in) 49mm (1.95in) left rear wall hole 65mm (2.5in) right rear wall hole 65mm (2.5in) indoor unit outline model a 722mm (28.45in) 49mm (1.95in) 192mm (7.55in) 232mm (9.15in) 128mm (5.05in) 43mm (1.7in) 297mm (11.7in) left rea...
Page 16
Page 1 6 caution be extremely careful not to dent or damage the piping while bending them away from the unit. Any dents in the piping will affect the unit’s performance. Step 4: prepare refrigerant piping the refrigerant piping is inside an insulating sleeve attached to the back of the unit. You mus...
Page 17
Page 1 7 step 5: connect drain hose by default, the drain hose is attached to the left- hand side of unit (when you’re facing the back of the unit). However, it can also be attached to the right-hand side. 1. To ensure proper drainage, attach the drain hose on the same side that your refrigerant pip...
Page 18
Page 1 8 before performing electrical work, read these regulations 1. All wiring must comply with local and national electrical codes, and must be installed by a licensed electrician. 2. All electrical connections must be made according to the electrical connection diagram located on the panels of t...
Page 19
Page 1 9 step 6: connect signal cable the signal cable enables communication between the indoor and outdoor units. You must first choose the right cable size before preparing it for connection. Cable types • indoor power cable (if applicable): h05vv-f or h05v2v2-f • outdoor power cable: h07rn-f • si...
Page 20
Page 20 6. Feed the signal wire through this slot, from the back of the unit to the front. 7. Facing the front of the unit, match the wire colors with the labels on the terminal block, connect the u-lug and and firmly screw each wire to its corresp onding terminal. Caution do not mix up live and nul...
Page 21
Page 21 if refrigerant piping is already embedded in the wall, do the following: 1. Hook the top of the indoor unit on the upper hook of the mounting plate. 2. Use a bracket or wedge to prop up the unit, giving you enough room to connect the refrigerant piping, signal cable, and drain hose. Refer to...
Page 22
Page 2 2 if you will install the unit on a wall-mounted bracket , do the following: caution before installing a wall-mounted unit, make sure that the wall is made of solid brick, concrete, or of similarly strong material. The wall must be able to support at least four times the weight of the unit. 1...
Page 23
Page 2 3 refrigerant piping connection 5 note on pipe length the length of refrigerant piping will affect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 5 meters (16.5ft). Refer to the table below for specifications on the maximum lengt...
Page 24
Page 2 4 do not deform pipe while cutting be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating efficiency of the unit. Step 2: remove burrs burrs can affect the air-tight seal of refrigerant piping connection. They must be completely remove...
Page 25
Page 25 6. Place flaring tool onto the form. 7. Turn the handle of the flaring tool clockwise until the pipe is fully flared. 8. Remove the flaring tool and flare form, then inspect the end of the pipe for cracks and even flaring. Step 4: connect pipes when connecting refrigerant pipes, be careful n...
Page 26
Page 2 6 instructions for connecting piping to outdoor unit 1. Unscrew the cover from the packed valve on the side of the outdoor unit. (see fig. 5.9 ) valve cover 2. Remove protective caps from ends of valves. 3. Align flared pipe end with each valve, and tighten the flare nut as tightly as possibl...
Page 27: Air Evacuation
Page 2 7 air evacuation 6 preparations and precautions air and foreign matter in the refrigerant circuit can cause abnormal rises in pressure, which can damage the air conditioner, reduce its efficiency, and cause injury. Use a vacuum pump and manifold gauge to evacuate the refrigerant circuit, remo...
Page 28
Page 28 3. Open the low pressure side of the manifold gauge. Keep the high pressure side closed. 4. Turn on the vacuum pump to evacuate the system. 5. Run the vacuum for at least 15 minutes, or until the compound meter reads -76cmhg (-10 pa). 6. Close the low pressure side of the manifold gauge, and...
Page 29
Page 29 electrical and gas leak checks 7 electrical safety checks after installation, confirm that all electrical wiring is installed in accordance with local and national regulations, and according to the installation manual. Before test run check grounding work during test run check for electrical...
Page 30: Test Run
Page 3 0 test run 8 before test run only perform test run after you have completed the following steps: • electrical safety checks – confirm that the unit’s electrical system is safe and operating properly • gas leak checks – check all flare nut connections and confirm that the system is not leaking...
Page 31
Page 3 1 double-check pipe connections during operation, the pressure of the refrigerant circuit will increase. This may reveal leaks that were not present during your initial leak check. Take time during the test run to double-check that all refrigerant pipe connection points do not have leaks. Ref...
Page 32
Page 32 unit specifications and features 9 unit parts unit specifications and featur es power cable (some units ) remote control remote holder (some units) “ ” for 3 seconds when: • timer on is set • fresh, swing, turbo, or silence features are turned on “ ” for 3 seconds when: • timer off is set • ...
Page 33
Unit specifications and featur es page 33 cool mode heat mode dry mode room temperature 17°c - 32°c (63°f - 90°f) 0°c - 30°c (32°f - 86°f) 10°c - 32°c (50°f - 90°f) outdoor temperature 0°c - 50°c (32°f - 122°f) -15°c - 30°c (5°f - 86°f) 0°c - 50°c (32°f - 122°f) -15°c - 50°c (5°f - 122°f) (for model...
Page 34
Note on illustrations illustrations in this manual are for explanatory purposes. The actual shape of your indoor unit may be slightly different. The actual shape shall prevail. For a detailed explanation of each function, refer to the remote control manual. Other features • auto-restart if the unit ...
Page 35
Page 35 setting vertical angle of air flow while the unit is on, use the swing /direct button to set the direction (vertical angle) of airflow. 1. Press the swing /direct button once to activate the louver. Each time you press the button, it will adjust the louver by 6°. Press the button until the d...
Page 36: Sleep Operation
Page 36 the sleep function is used to decrease energy use while you sleep (and don’t need the same temperature settings to stay comfortable). This function can only be activated via remote control. Press the sleep button when you are ready to go to sleep. When in cool mode, the unit will increase th...
Page 37
Page 37 how to operate your unit without the remote control in the event that your remote control fails to work, your unit can be operated manually with the manual control button located on the indoor unit. Note that manual operation is not a long-term solution, and that operating the unit with your...
Page 38: Care and Maintenance
Page 38 cleaning your indoor unit before cleaning or maintenance always turn off your air conditioner system and disconnect its power supply before cleaning or maintenance. Caution only use a soft, dry cloth to wipe the unit clean. If the unit is especially dirty, you can use a cloth soaked in warm ...
Page 39
3 page 39 caution • before changing the filter or cleaning, turn off the unit and disconnect its power supply. • when removing filter, do not touch metal parts in the unit. The sharp metal edges can cut you. • do not use water to clean the inside of the indoor unit. This can destroy insulation and c...
Page 40: Troubleshooting
Page 40 s afety p recautions if any of the following conditions occurs, turn off your unit immediately! • the power cord is damaged or abnormally warm • you smell a burning odor • the unit emits loud or abnormal sounds • a power fuse blows or the circuit breaker frequently trips • water or other obj...
Page 41
4 page 41 issue possible causes the indoor unit makes noises a rushing air sound may occur when the louver resets its position. A squeaking sound may occur after running the unit in heat mode due to expansion and contraction of the unit’s plastic parts. Both the indoor unit and outdoor unit make noi...
Page 42
Page 42 troubleshooting when troubles occur, please check the following points before contacting a repair company. Problem possible causes solution poor cooling performance temperature setting may be higher than ambient room temperature lower the temperature setting the heat exchanger on the indoor ...
Page 43
Page 43 problem possible causes solution the unit is not working power failure wait for the power to be restored the power is turned off turn on the power the fuse is burned out replace the fuse remote control batteries are dead replace batteries the unit’s 3-minute protection has been activated wai...
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Cs368u-ab 16122000002334 20150820 the design and specifications are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details..