EASY MRV Connection Kit Operation & Installation Manual MS1-036A MS3-036A 49-5000255 12-18 GEA
ENGLISH 2 49-5000255
SAFETY INFORMATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 PARTS AND FUNCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGLISH SAFETY INFORMATION •T his manual shall be given to the new owner if the system ownership is transferred. • Read safety considerations in this manual before installation. • Safety considerations stated in this manual are divided into “Warning” and “Caution.” Items that could cause severe accidents from incorrect installations, which are likely to lead to death or serious injury are listed as “Warning.” Matters listed with “Caution” are also likely to cause severe injury.
ENGLISH SAFETY INFORMATION CAUTION • The installed connection kit should be checked for electricity leakage during commissioning. •A ll refrigerant connections should be thoroughly checked prior to concealment. •A ll refrigerant lines connected to this kit should be properly braced and secured. •C ondensate drains must be properly maintained and kept clear. Water damage may result if drains are restricted especially during periods of high humidity (over 80%).
ENGLISH PARTS AND FUNCTIONS MS1-036A Indoor unit side (2 pipes) Outdoor unit side (2 pipes) Liquid Pipe (3/8”) Liquid Pipe (3/8”) Gas Pipe (5/8”) Gas Pipe (5/8”) MS3-036A Indoor unit side (2 pipes) Liquid Pipe (3/8”) Gas Pipe (5/8”) Outdoor unit side (2 pipes) Liquid Pipe (3/8”) Gas Pipe (3/4”) Drainage Pipe (Inside Diameter 3/4”) 6 49-5000255
ENGLISH INSTALLATION INSTRUCTIONS Avoid Installation In the following areas: •O ily or greasy environments such as kitchens or bakeries. •C orrosive environments such as hair coloring salons, chemical storage areas, or swimming pool equipment and storage rooms. •A reas that may contain combustible gasses, combustible powders or chemical solvents. •A reas accessible by rodents or small animals. •C oastal areas with high salinity. •A reas in close proximity to radio transmitters.
ENGLISH INSTALLATION INSTRUCTIONS Accessories Confirm that the accessories below are packed together.
Combinations: • This connection kit is used for super match indoor units that are unconnected with other indoor units. •T his connection kit can match with MRV III-S, MRV III-C systems. ENGLISH INSTALLATION INSTRUCTIONS compatible with your outdoor unit. •S ee table 1 for capacity and quantity limitations of the connection kit.
ENGLISH INSTALLATION INSTRUCTIONS 1. Pre-Installation The installation location selected shall meet the following conditions and be approved by users. •T he strength shall be sufficient to withstand the weight of the connection kit •E nsure that there is enough space for installation and maintenance. •T here is space for inspection on the side and top of the electric box.
ENGLISH INSTALLATION INSTRUCTIONS 2. Preparation Before Installation A. Connection kit dimension (inches) MS1-036A 17.05” 13.74” 6.1” 1.85” 7/16” 1.42” 7.44” 8.54” 7.48” 5.74” 3.12” 6.26” 6.5” 0.90” 8.94” 8.07” 24.37” 16.93” 0.157” 3.9” 5.51” MS3-036A 6.06” 8” 8.35” 49-5000255 5.31” 6.89” 8.54” 10.
ENGLISH INSTALLATION INSTRUCTIONS 2. Preparation Before Installation B. Lifting dimension of connection kit (inches) MS1-036A 1.46” 2.76” 13.58” 13.74” MS3-036A 16.81” 2.76” 4.65” A B C 16.93” NOTE: •W hen three indoor units are connected to MS3-036A; please connect indoor units according to the label A, B, and C. •W hen only one or two indoor units are connected to MS3-036A; please remove all the plastic caps first.
ENGLISH INSTALLATION INSTRUCTIONS 3. Installation of Connection Kit Use parts and components specified for installing the installation components. A. Change the installation direction of electric box according to requirements following the steps below. 1. Remove the cover of the electrical appliance box; (2 screws) 2. Remove the top plate; (2 screws) 3. Remove the electrical appliance box; (2 screws) 4.
ENGLISH INSTALLATION INSTRUCTIONS 4. Refrigerant Pipe Installation •P ipes between the outdoor unit and connection kit, selection of refrigerant branching suite, and the pipe between refrigerant branching suites and the indoor units, please refer to the installation instructions or equipment design data attached to the outdoor unit. •B efore Installation, make sure the type of the refrigerant to be used is R410A.
Piping Maintenance Attention Item for Piping Connection During installation, provide maintenance as specified in the table in order to prevent water, foreign matter and dust from entering the pipes. Location Outdoors Work Period Maintenance Method More than 1 month Screw Less than 1 month Indoors ENGLISH INSTALLATION INSTRUCTIONS • Only use properly sized wrenches and torque wrenches for installing and removing piping from the connection kit.
ENGLISH INSTALLATION INSTRUCTIONS Selection of Piping Dimensions Select refrigerant branching dimensions between outdoor units and connection kit, between connection kit and indoor units according to the Operation & Installation Manual of outdoor units and indoor units.
ENGLISH INSTALLATION INSTRUCTIONS Installation and Drain Hose (For MS3-036A) 1. D rain hose must be wrapped up with insulation and tightened with wire or strap to prevent condensate from leaking. 2. D rain line shall pitch toward building drain with a slope greater than 1/4 per foot. Prevent drain line and hoses from sagging so that proper pitch is maintained. 3. D rain hose and line should be adequately supported every 2’7” ~ 3’ to prevent sagging. 4.
ENGLISH ELECTRICAL WIRING WARNING • Electrical wiring should be made with the proper wire size and branch circuit protection by qualified personnel according to the installation instructions. Property damage and personal injury may result if the wiring and electrical connections are not done properly. •W ire size is based on full load current of the load and distance from load to the circuit breaker. Work should be done by a professional.
ENGLISH ELECTRICAL WIRING Connection Kit Power and Control Wiring Power and control wire specifications Cross Sectional Area of Rated Signal Line Rated Current of Power Cross Current of Total Leakage Breaker (A) Length Connection Section Outdoor Current Leaking Current (mA) （ft ） kit （gauge） Breaker connection of valve Operating Period (S) connection (A) kit (ga ) boxes (A) kit (ga ) <10 14 20 20 20A,30mA,0.1S or below ≥10 and <15 12 25 30 30A,30mA, 0.
ENGLISH ELECTRICAL WIRING Wiring Diagram NOTES: 1. The wiring diagram shown above is for reference purposes only. The number of connection kits and indoor units shall be subject to the field installation. 2. Two conductor non-polar communication line with shield shall be adopted for communication lines between the connection kit and the indoor/outdoor unit. The wire size for indoor unit and connection kit is 16ga twistedshielded. Insulating sleeve Wire Round. Press the terminal 3.
Operate according to the following setting as necessary after refrigerant piping construction and electrical wiring construction are completed. 1. The choice of indoor unit: SW01 is used for INDOOR UNIT. Position 1 is on, and position 0 is off. SW01_1 Indoor unit A SW01_2 Indoor unit B SW01_3 Indoor unit C SW01_4 ~ SW01_8 Factory Seting 0 1 0 1 0 1 0 not present present not present present not present present Default Setting 2.
ENGLISH INITIAL SETTING [2] [3] [4] [5] [6] [7] [8] SW03_2 ~ SW03_8 22 The communication address of indoor unit address 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1
ENGLISH INITIAL SETTING Communication Center controller address address The 1 0 0 0 0 0 0 0# 64# communication 1 0 0 0 0 0 1 1# 65# address of 1 0 0 0 0 1 0 2# 66# indoor unit … … … … … … … …… …… address 1 1 1 1 1 1 0 62# 126# 1 1 1 1 1 1 1 63# 127# [2] [3] [4] [5] [6] [7] [8] SW03_2 ~ SW03_8 NOTES: The unit address setting is written in the chip during power up of the connection kit. 1. Make sure that the unit address code is set before the connection kit is energized. a.
ENGLISH INITIAL SETTING 2 . Be sure to close the cover of the electrical cabinet after setting . 3 . Setting for LED display 1- SW4, SW5 button function SW4: select the indoor unit (like SW9/10 on MRVIII-C outdoor PCB) SW5: select the different parameter (like SW11) 2- The details The LED shows 0 when the kit and indoor unit work correctly, and shows the error code if any problem happened on kit and indoor unit .
ENGLISH COMMISSIONING 1. Confirm that the cover of the electrical cabinet of the connection kit is in place. 2. Conduct commissioning in accordance with the installation and use specification attached to the outdoor unit. The Electric Expansion Valves will make clicking sounds for about 20 seconds at the time of powering up. This is normal and expected.
ENGLISH LIMITED WARRANTY For the product models listed on Attachment 1 (the “Product”), this Standard Limited Warranty is provided to the Original Owner of the Product: For The Period Of: 5 year limited parts warranty From the date of the original purchase 7 year compressor warranty from the date of the original purchase Haier Will Replace: This limited warranty cover all defects in workmanship or material for the mechanical and electrical parts contained in the Product (“Defective Parts”) for a peri
ENGLISH LIMITED WARRANTY 10 YEAR STANDARD REGISTERED LIMITED WARRANTY All “Indoor and Outdoor Products,” identified in Attachment 1, registered by the installer or the Original Owner within 60 days of the Date of Purchase shall receive a Standard Registered Limited Warranty, which shall be identical to the Standard Base Warranty, except that the Limited Parts Warranty shall be for a term of 10 Years and the Limited Compressor Warranty shall be for a term of 10 years.
ENGLISH 28 Printed in China 49-5000255
