Mrv intelligent network cassette type air conditioner indoor unit installation manual no.0010570459 b please read this manual carefully before using. Please keep this manual carefully and safely. Ab072fdaha ab092fdaha ab122fdaha ab162fdaha ab182fdaha ab242fdaha ab282fdaha ab072fdbha ab092fdbha ab122...
Contents safety cautions-----------------------------------------------------------------------------------------------------1 indoor unit installation----------------------------------------------------------------------------------------- 2-7 refrigerant piping-------------------------------------...
20 safety cautions 1 the following safety measures must be strictly followed. Keep these safety measures close at hand for timely references. After installation, trial run must be made to ensure normal operation. Familiarize the user with the use and maintenance through this manual. If the air condi...
2 indoor unit installation 19.
18 3 indoor unit installation.
4 indoor unit installation troubleshooting 17 93/94 11 12 14 17 18 1c 1d 1f 21 b5 b6 97 98 99 0c phenomenon running continues running continues all stop running continues all stop all stop all stop all stop all stop all stop all stop running continues all stop running continues running continues sto...
Troubleshooting 16 confirm and verify 1.Press the ì checkî switch on the remote controller for 1-2 seconds, ì checkî will appear, and the unit number and the error code will be displayed on the remote controller. 2.The displayed number is the error unit number. 3.Example is listed as follows: normal...
The indoor drainpipe should be treated for heat isolation. The indoor connections must have heat isolation. Inappropriate isolation may lead to dew forming. The drainpipe must have a falling gradient (above 1/100) and should not be made into an ì sî form, otherwise, it will produce noises. The horiz...
14 electrical wiring & application control 7 indoor unit installation.
8 warning during installation, if refrigerant gas leakage occurs, ventilation measures must be taken. When refrigerant gas meets with fire, hazardous gas will be produced. After installation, make sure that there is no refrigerant leak. Refrigerant, if meeting with heaters and stoves, etc in the roo...
12 set capacity (sw05) electrical wiring & application control wiring hole remote controller wiring application control 9 vacuum evacuation open all the valves open all the valves of the outdoor unit. Evacuate from the outdoor cut-off valve with a vacuum pump. Never use encapsulated refrigerant in t...
10 caution the specifications of the power circuit are listed in the table below. Smaller capacity may cause overheat or burnout. Power specifications electric leak breaker should be installed. Without it, shock accidents may occur. To avoid danger, damaged cable must be replaced by professionals of...
