Related Manuals for Haier MVAD007MV2AA
Summary of Contents for Haier MVAD007MV2AA
- Page 1 Indoor Unit Operation & Installation Manual MVAD007MV2AA MVAD009MV2AA MVAD012MV2AA MVAD018MV2AA MVAD024MV2AA No. 0150519177 • Please read this manual carefully before using. • Keep this operation manual for future reference. Original instructions...
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Page 2: Table Of Contents
User Manual CONTENTS Parts and Functions................................1 Safety ....................................2 Maintenance ..................................4 Fault Checkup ...................................5 Installation Procedures ..............................6 Electrical Wiring ................................11 Test Run & Failure Code ..............................17 MRV series multi zone air conditioning systems can operate multiple indoor units in heating or cooling. When in cooling, only units set to cool will run. -
Page 3: Parts And Functions
Parts and Functions Hanging bracket Supply air Liquid and vapor ports Drainage pipe (gravity) -
Page 4: Safety
• Only use branches supplied by Haier. Use of any other branches will void warranty. • Keep the condensate drain pipe away from toxic gas vents to prevent possible pollution of indoor environment. - Page 5 Safety Attention • Do not put any heating apparatus under the • 3-minutes protection indoor units. The heat may cause distortion of the To protect the unit, there is a 3-minute time-out after units. the unit stops or after power is applied. •...
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Page 6: Maintenance
Maintenance Cleaning the air filter & air inlet grid. • Don't remove the air filter except for cleaning, or faults may occur. • When the air conditioner operates in the environment with too much dust, clean the air filter on a more regular basis (generally once every two weeks). -
Page 7: Fault Checkup
Fault Checkup Please check the following when consigning repair service: Symptoms Reasons Water flow sound can be heard during starting operation, during operation or immediately after stopping operation. When it starts for 2-3 minutes, the Water flow sound sound may become louder, which is the flowing sound of refrigerant or the draining sound of condensate water. -
Page 8: Installation Procedures
Installation Procedures This manual cannot completely illustrate all the properties of the products you bought. Please contact the local Haier distribution center if you have any question or request. Caution: Choose a suitable installation location. Avoid places with high salinity (salt water) and high sulfur gas. Unit will corrode and damage will not be covered by warranty. - Page 9 Installation Procedures Dimension (unit: in.). Model MVAD007~12MV2AA 16.5 35.1 14.6 33.5 25.2 29.9 MVAD018~24MV2AA 16.5 47.7 14.6 46.1 37.8 42.5 Dimensions of air outlet Hanger dimensions Dimensions of pump drainage hole, OD Ø1" Air in Dimensions of natural drainage hole, OD Ø1" Dimensions of return air inlet Dimensions of drain hose Installation modes of Indoor unit...
- Page 10 Installation Procedures Installation space Installation mode 4-Ø3/8"(M10)hanging bolt Electric control 8-Ø3/8"(M10) nut enclosure 8-Ø3/8"(Ø10) Washer Level the unit within 0.2in(5mm). If end A is to drain water, ensure end B is slightly higher than the end A ˃24in to facilitate drainage. (600mm) Otherwise, ensure end A is slightly higher than end B.
- Page 11 Installation Procedures Installation of drain hose Connection of indoor drain hose 1. Please use the accessory drain hose to connect indoor unit's water outlet and PVC pipe. Use snap rings to tighten them as shown in the following figure: 2. Please use rigid PVC adhesive for connection of other pipes and ensure there is no leakage. 3.
- Page 12 Installation Procedures Pipe Length & Height Difference Please refer to the attached manual of outdoor units. Model MVAD007~018MV2AA MVAD024MV2AA Gas pipe Ø1/2"(Ø12.7) Ø5/8"(Ø15.88) Tubing Size in(mm) Liquid pipe Ø1/4"(Ø6.35) Ø3/8"(Ø9.52) Tubing Material Seamless copper pipe rated for R410A refrigerant Tubing Materials & Specifications Special tools for R410A should be used for cutting and enlarging pipes.
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Page 13: Electrical Wiring
Electrical Wiring WARNING • Follow local codes when selecting wire gauge and connecting to house power. • Use the cable strain relief clips and locking conduit clamps to prevent wires from being pulled off terminal posts. • Unit must be properly grounded. Do not use water or gas piping, phone ground or lightning rod. Attention •... - Page 14 Electrical Wiring Signal Wiring Drawing Outdoor P Q A B C Communication wire between indoor & outdoor Control wire for wired controller with polarity without polarity Indoor 1 Indoor 2 Indoor 3 (950 CASSETTE) A B C P Q A B C P Q A B C A B C Wired controller...
- Page 15 Electrical Wiring Wire gauge size and breaker size for total indoor amp draw. Current NEC guidelines and local codes will trump this chart. Items Cross Rated Rated current of residual Section Length Current of Circuit Breaker(A) Cross Sectional Total in.(m) Overflow Ground Fault Interrupter(mA) Area of Signal Line...
- Page 16 Electrical Wiring Dipswitch Setting • The dip switch is set to the "On" position if “1” is indicated in the table. The dip switch is set to the "Off" position if "0" is indicated in the table. • Dip switches set in the factory to on are marked with red. Definition principles of code switches: (A) Definition of SW01: SW01_1-4 is used to set indoor address when grouping multiple indoor units connected to single wired controller YR-...
- Page 17 Electrical Wiring (B) Definition and description of SW03 SW03_1-8 is used to set indoor unit address on system. Set address only if using central controller YCZ-A004. Leave default if no central controller is used. Automatic address setting or wired controller address setting (default) Address setting SW03_1 mode...
- Page 18 Electrical Wiring Dip Switch Setting of YR-E17 Wired Controller Function switches DIP switch On/Off station Function Default setting Slave wired controller Master wired controller Ambient temp. display on Ambient temp. display off Collect ambient temp. from PCB of indoor Collect ambient Temp. from wired controller Non-volatile memory invalid Non-volatile memory valid Old protocol...
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Page 19: Test Run & Failure Code
Test Run & Failure Code Before Test Run • Connect it to the power supply of the outdoor units to energize the heating belt of the compressor. To protect the compressor at startup, power it on 12 hours prior to the operation. Check if the connections of the drainpipe and wire connection lines are correct. - Page 20 Qingdao Haier Air Conditioner Electric Co.,Ltd. Haier Industrial Park,Qianwangang Road,Eco-Tech Development Zone,Qingdao 266555, Shandong,P.R.C.