Rinnai HINRP20MB Installation Manual

Multi split type air conditioner

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Installation manual (52 pages)

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MODELS – Rinnai Inverter Multi Split System

Outdoor

Indoor Hi-Wall

MON3H07B

HINRP20MB

MON4H09B

HINRP26MB

MON5H11B

HINRP35MB

MON5H13B

HINRP50MB

MON6H18B

HINRP60MB

HINRP70MB

HINRP80MB

Multi Split Type Air Conditioner

Installation Manual

Indoor Ducted

Indoor Cassette

DINSD26MB

CIN020RMB

DINSD35MB

CIN026RMB

DINSD50MB

CIN035RMB

DINSD70MB

CIN050RMB

REFRIGERANT

Indoor Console

FINRP50MB

R32

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Page 1 MODELS – Rinnai Inverter Multi Split System REFRIGERANT Outdoor Indoor Hi-Wall Indoor Ducted Indoor Cassette Indoor Console MON3H07B HINRP20MB DINSD26MB CIN020RMB FINRP50MB MON4H09B HINRP26MB DINSD35MB CIN026RMB MON5H11B HINRP35MB DINSD50MB CIN035RMB MON5H13B HINRP50MB DINSD70MB CIN050RMB MON6H18B HINRP60MB HINRP70MB HINRP80MB Multi Split Type Air Conditioner...
Page 2 Any updates to the manual will be uploaded to the service website, please check for the latest version. PLEASE REFER TO ANY OPERATING MANUALS AND USER OPERATING GUIDES ACCOMPANYING ANCILLARY EQUIPMENT (WHERE FITTED) IMPORTANT Rinnai Multi Split Type AC – Issue G_IM...
Page 3: Table Of Contents
Panel Installation for Compact Cassette Models �� 37 IndoorFloorConsoleInstallation Indoor Floor Console Installation Instructions �� 40 Bottom mounting plate installation �� 42 Outdoor Unit Installation Outdoor Unit Accessories �� 46 Optional Accessories �� 46 Rinnai Multi Split Type AC – Issue G_IM...
Page 4 Safety And Leakage Check �� 64 Test Run Before Test Run �� 65 Test Run Instructions �� 65 Automatic Correction Function Automatic Wiring/Piping Correction Function �� 66 Commissioning Commissioning Checklist �� 67 Contacts Rinnai Multi Split Type AC – Issue G_IM...
Page 5: Warnings And Important Information
For safety and warranty purposes, appliances that may be damaged or incorrect MUST NOT be installed or operated under any circumstances. Installation of damaged or incorrect appliances may contravene local government regulations. Rinnai disclaims any liability or responsibility whatsoever in relation to the installation or operation of damaged or incorrect appliances.
Page 6: Electrical Warnings
• Do not climb onto or place objects on top of the outdoor unit. • Do not allow the air conditioner to operate for long periods of time with doors or windows open,or if the humidity is very high. Rinnai Multi Split Type AC – Issue G_IM...
Page 7: Safety Precautions
A NOTE ON ILLUSTRATIONS The illustrations used in this manual are for explanatory purposes only and the shape of your indoor unit may vary slightly from that which is shown in this manual. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 8 0.6 /1.8 /2.2 31/3.5 /2.5 2.85 0.6 /1.8 /2.2 70 /8 /5.5 • All minimum room sizes in the above table are calculated on the base charge provided with the outdoor unit. Rinnai Multi Split Type AC – Issue G_IM...
Page 9: Disposal Guidelines
CLEANING AND MAINTENANCE WARNINGS • Turnoffthedeviceandswitchthemainspoweroffbeforecleaning.Failuretodosocancause WARNING electric shock • DO NOT clean the air conditioner with excessive amounts of water. • DO NOT clean the air conditioner with combustible cleaning agents. Combustible cleaning agentscancausefireordeformation Rinnai Multi Split Type AC – Issue G_IM...
Page 10: Specifications
For the units adopt quick connectors, no more than two pipes can be connected, and the maximum length for each pipe is 7.5m. NOTE Outdoor unit Indoor unit Max.Height difference Indoor unit Indoor unit Rinnai Multi Split Type AC – Issue G_IM...
Page 11: TechnicalSpecifications
1850 2400 2590 2950 4300 Ambient Temperature Limits Cooling °C -15~50 Heating °C -25~30 INDOOR - PB Series Hi-Wall Split System HINRP20MB HINRP26MB HINRP35MB HINRP50MB HINRP60MB HINRP70MB HINRP80MB Power Supply V-Ph-Hz 220~240 - 1 - 50 Rated Capacity 2.65 7.15...
Page 12 Dimension (W x D x H) 794 x 200 x 621 Packing (W x D x H) 865 x 280 x 719 Net/Gross Weight 14.9 / 18.8 Wi-Fi Compatibility Standard 20 August 2024 Rinnai Multi Split Type AC – Issue G_IM...
Page 13: IndoorInstallation
Outdoor unit isolation switch (field supplied) The maximum number of connection cables is 6. This section is for reference only. Mounting screw ST3.9×25-C-H Installation plate Clip anchor Refrigerant pipe Remote controller holder Rinnai Multi Split Type AC – Issue G_IM...
Page 14: Wall Mounted Installation (Indoor)
Install away from direct sunlight . The sun may fade the plastic cabinet and affect its appearance. • If unavoidable, adequate sunlight prevention should be taken into consideration. More than 15cm More than 12cm More than 12cm Rinnai Multi Split Type AC – Issue G_IM...
Page 15: Indoor Unit Wall Mounted Accessories
Mounting plate fixing screw ST3.9 X 25 Remote controller Fixing screw for remote controller holder ST2.9 x 10 Optional Parts Remote controller holder Dry battery AAA.LR03 Seal (for cooling and heating models only) Drain joint Rinnai Multi Split Type AC – Issue G_IM...
Page 16: Indoor Unit Installation (Wall Mounted Type)
Height of indoor unit relative to plate • Recommended position of wall hole (both to the left and right of mounting plate) Ensure that Mounting Plate is installed level. • Relative distances between screw holes HINRP20MB HINRP26MB & HINRP35MB 403mm 402mm 105mm 126mm 130mm...
Page 17: Piping And Wrapping
Push the lower part of the indoor unit onto the wall, then move the indoor unit from side to side, up and down to check it is securely fastened on the installation plate. Rinnai Multi Split Type AC – Issue G_IM...
Page 18: Indoor Unit Ducted Accessories
Outlet Pipe Clasp Outlet Pipe Clasp Wired Controller Wired Controller Other Display Panel (for testing purposes) 1 (some models) Indoor Unit Parts - DINSD26MB & DINSD35MB Indoor Unit Parts - DINSD50MB & DINSD70MB Rinnai Multi Split Type AC – Issue G_IM...
Page 19: Safety Precautions
• DO NOT install the indoor unit in a bathroom or laundry room as excessive moisture can short the unit and corrode the wiring. • Installtheindoorandoutdoorunits,cablesandwiresatleast1mfromtelevisionsorradios topreventstaticorimagedistortion.Dependingontheappliances,a1mdistancemaynotbe CAUTION sufficient. • If the indoor unit is installed on a metal part of the building, it must be grounded. Rinnai Multi Split Type AC – Issue G_IM...
Page 20: Ducted Indoor Unit Installation
Indoor unit Right Left side side >2cm Service access Ceiling >10cm >30cm (for removing/replacing unit) Floor Maintenance space > Air outlet 30cm > 20cm Air inlet 60cmx60cm (Access panel for maintenance and repairs) Rinnai Multi Split Type AC – Issue G_IM...
Page 21 Air filter Electric control box Air Outlet Opening Air Return Opening Size of Mounted Lug Outline Dimension (mm) Size (mm) Size (mm) (mm) Model (kW) DINSD26MB DINSD35MB DINSD50MB DINSD70MB 1100 1001 1140 Rinnai Multi Split Type AC – Issue G_IM...
Page 22 When connecting duct, install to allow for removal and maintenance. • Change the fan motor static pressure corresponding to external duct static pressure. All the illustrations in this manual are for demonstration purposes only. The air conditioner you havepurchasedmaybeslightlydifferentindesign,thoughsimilarinshape. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 23: Mounting Indoor Unit
Hanging screw bolt Figure1. Figure 2. Mount the indoor unit onto the hanging screw bolts with a block. Position the indoor unit flat using a level indicator to prevent leaks (Figure 2). Confirmtheminimumdraintiltis1/100ormore. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 24 How to adjust the air inlet direction (from rear side to under-side). Take off the ventilation panel and flange. Bend the rear ventilation panel 90 degrees along the dotted line into a descending ventilation panel (some models). Air return flange Ventilation panel Rinnai Multi Split Type AC – Issue G_IM...
Page 25 Blower housing Ventilated panel Pump Access: • Remove four screws from the drain pump. • Unplug the pump power supply and water level switch cable. • Take pump out of unit. Pump Rinnai Multi Split Type AC – Issue G_IM...
Page 26: Drainpipe Installation
• If the outlet of the drainpipe is higher than the body’s pump joint, provide a lift pipe for the exhaust outlet of the indoor unit. The lift pipe must be installed no higher than 75cm from the ceilingboardanddistancebetweentheunitandtheliftpipemustbelessthan30cm.Incorrect installationcouldcausewatertoflowbackintotheunitandflood. • Topreventairbubbles,keepthedrainhoselevelorslightlytiltedup(<75mm).SeeFigure6. Rinnai Multi Split Type AC – Issue G_IM...
Page 27 If you discharge the water directly into a sewer, make sure NOTE that the drawn has a U or S pipe to catch odours that might otherwise come back into the house. Rinnai Multi Split Type AC – Issue G_IM...
Page 28: Drainage Test
(1 minute lag is possible, according to the length of the drain pipe), and check whether the water leaks from the joints. Power off the air conditioner and recover the cap. Rinnai Multi Split Type AC – Issue G_IM...
Page 29: System Settings
Press the “CONFIRM” button • Press the “CONFIRM” butt on repeatedly until the desired "SP" number is selected. • To exit allow to time out. The External Static Pressure settings is now complete. Rinnai Multi Split Type AC – Issue G_IM...
Page 30: IndoorCassetteInstallation
Improper installation may result in water leakage, electrical shock and fire, or cause the equipment to fail. Items which are not included with the air conditioner must be purchased separately Name Shape Quantity MODELS – Rinnai Inverter Multi Split System REFRIGERANT Outdoor Indoor Hi-Wall Indoor Ducted...
Page 31: Indoor Compact Cassette Installation Instructions
The clearance between the mounted indoor unit and the internal ceiling should meet the following specifications (see figure below). Ceiling Front panel B (Ceiling hole) Ceiling board >250 Ground All measurments are in cm unless otherwise specified Rinnai Multi Split Type AC – Issue G_IM...
Page 32 90° angle to the ceiling. Using a hammer, insert the ceiling hooks into the pre-drilled holes. Secure the bolt using the included washers and nuts. Install the four suspension bolts. (See figure on right.) Rinnai Multi Split Type AC – Issue G_IM...
Page 33 Refer to the following instructions for the remainder of the installation. Rinnai Multi Split Type AC – Issue G_IM...
Page 34 • DO NOT pull the drainpipe forcefully. This could disconnect it. Purchasing pipes Installationrequiresapolyethylenetube(exteriordiameter=2.5cmor3.7-3.9cm)(dependingon NOTE models), which can be obtained at your local hardware store or dealer. Rinnai Multi Split Type AC – Issue G_IM...
Page 35: Indoor Drainpipe Installation
The lift pipe must be installed no higher than 75cm from theceilingboardandthedistancebetweentheunitandtheliftpipemustbelessthan30cm (dependingonmodels).Incorrectinstallationcouldcausewatertoflowbackintotheunitand flood. • Topreventairbubbles,keepthedrainhoselevelorslightlytiledup<75mm(somemodels). Ceiling Ceiling ≤30cm 1-1.5m 1-1.5m 1-1.5m ≤53cm ≤75cm ≤75cm ≤22cm 0-75mm Whenconnectingmultipledrainpipes,installthepipesasillustratedinthefollowingfigure. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 36 Fix the sheath connector (not supply) on the wire hole of the conduit installation plate Fix the conduit installation plate on the chassis of the unit. Chassis The conduit installation plate Screws (not supplied) Cord conduit The conduit installation plate Rinnai Multi Split Type AC – Issue G_IM...
Page 37: Panel Installation For Compact Cassette Models
Hold the grille at a 45° angle, lift it up slightly and detach it from the main body. 45⁰ Step 2. Thepanelhookispre-hungtotheindoorunitflowguidering,asshown Step3. Install the fascia with four screws (M5), as shown. Fascia Screws (M5) (supplied with panel) Rinnai Multi Split Type AC – Issue G_IM...
Page 38 Make sure that the internal wiring and drainpipe are not affected by this adjustment. NOTE Water condensation Failure to tighten screws can cause water leakage. CAUTION Loosen upper nut No gap allowed Adjust lower nut Rinnai Multi Split Type AC – Issue G_IM...
Page 39 When installing the cover, slide the four slide fasteners into the corresponding slots on the panel. After installation, the butt plugs of display, swing, water pump and other wire bodies must be placed in the electric control box. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 40: IndoorFloorConsoleInstallation
Recommended clearance between the indoor unit and the ceiling • The clearance for the mounted indoor unit should meet the following speciﬁcations (see ﬁgure below). 200mm 100mm ≥ ≥1000mm 794mm 150mm 150mm Rinnai Multi Split Type AC – Issue G_IM...
Page 41 Hang the indoor unit on the mounting plate. (The bottom of body can touch the ﬂoor or remain suspended, but the body must be installed vertically.) After installation, the unit shall be kept horizontal without tilting. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 42: Bottom Mounting Plate Installation
In order to drain smoothly, the position of the drain pipe must refer to the above figure when discharging the right pipe. NOTE Installation with skirting line Knock the bottom mounting plate straight with a tool and ﬁx it on the skirting line. Knock straight Rinnai Multi Split Type AC – Issue G_IM...
Page 43 Address code of air-conditioner in LAN is set by code switches F1 & ENC3 on the multifunction board of the indoor unit, and the set range is 0-63. (Optional multi-function board.) Rinnai Multi Split Type AC – Issue G_IM...
Page 44 Attach the mouth of the drain hose to the unit’s outlet pipe. Sheath the mouth of the hose and clip it ﬁrmly Pipe clasp Drainpipe Insulation with a pipe clasp. connecting port Drain hose Pipe clasp Drainpipe Insulation connecting port Lean over 1/100 Rinnai Multi Split Type AC – Issue G_IM...
Page 45 In order to ensure smooth drainage, the height difference between the wall outlet and the hanging plate must be greater than 470mm. Recommended opening location of connecting pipe outlet φ55 Drainagepipefixingrequirements When installing the drainage pipe (not provided ), please ﬁx it with a tie or rope. Rinnai Multi Split Type AC – Issue G_IM...
Page 46: Outdoor Unit Installation
Quantity (pc) Φ6.35 Parts you must Liquid side purchase separately. Φ9.52 Connecting pipe Consult the dealer Φ9.52 assembly about the proper pipe size of the unit you Gas side Φ12.7 purchased. Φ 16 Rinnai Multi Split Type AC – Issue G_IM...
Page 47: Installation Summary
OUTDOOR INSTALLATION INSTALLATION SUMMARY INSTALLATION ORDER (L1) (L2) Install the outdoor unit Connect the refrigerant pipes Connect the wires Evacuate the refrigeration Perform a test run system Rinnai Multi Split Type AC – Issue G_IM...
Page 48: Installation Instructions - Outdoor Unit
Select unit location where it will not be subject to the accumulation of snow, leaves or other seasonal debris. This may negatively impact the performance and longevity of the units. • Locate the outdoor unit as close as possible to the indoor unit to reduce performance losses. Rinnai Multi Split Type AC – Issue G_IM...
Page 49: Special Considerations For Extreme Weather
Rotate the drain joint 90° until it clicks in place facing the front of the unit. • Connect a drain hose extension (not included) to the drain joint to redirect water from the unit during heating mode. Rinnai Multi Split Type AC – Issue G_IM...
Page 50 The outdoor unit can be anchored to the ground or to a wall-mounted bracket with bolt (M10). Prepare the installation base of the unit according to the dimensions on the following page. Toreducethetransmissionofvibrationandnoise,wafflepadshallbeinstalledbeneaththeunit at each anchor point. IMPORTANT Rinnai Multi Split Type AC – Issue G_IM...
Page 51: Unit Mounting Dimensions
Using a 65-mm core drill, drill a hole in the wall. Place the protective wall cuff in the hole. This protects the edges of the hole and helps seal it when you finish the installation process. Rinnai Multi Split Type AC – Issue G_IM...
Page 52: When Selecting A 7.0Kw & 8.0Kw Indoor Unit
If the outdoor unit is installed on roof structures or external walls, this system to be may result in excessive noise and vibration, it may also be classed connected to as a non serviceable installation, and void the manufacturers Circuit A warranty. Rinnai Multi Split Type AC – Issue G_IM...
Page 53: RefrigerantPipingConnection
• Place flaring tool onto the form. • Turn the handle of the flaring tool clockwise until the pipe is fully flared. Flare the pipe in accordance with the dimensions. Pipe Rinnai Multi Split Type AC – Issue G_IM...
Page 54 Ensure to wrap insulation around the piping. Direct contact with the bare piping may result in burns or frostbite. CAUTION Make sure the pipe is connected correctly. Over tightening may damage the bell mouth and under tightening may lead to leakage. Rinnai Multi Split Type AC – Issue G_IM...
Page 55: Minimum Bend Radius
Check to make sure there is no refrigerant leak after completing the installation work. If there is a refrigerant leak, ventilate the area immediately and evacuate the system (refer to the "Air CAUTION Evacuation" on page 44 of this manual). Rinnai Multi Split Type AC – Issue G_IM...
Page 56: Wiring
BEFORE PERFORMING ANY ELECTRICAL OR WIRING WORK, TURN OFF THE MAIN POWER TO THE SYSTEM. WARNING The diagrams and schematics are for explanation purpose only. Your machine may be slightly different.Theactualshapeshallprevail. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 57: Outdoor Unit Wiring
The size of the power supply cable, signal cable, fuse, and switch needed is determined by the maximum current of the unit. The maximum current is indicated on the nameplate located on the side panel of the unit. Refer to this nameplate to choose the right cable, fuse, or switch. Rinnai Multi Split Type AC – Issue G_IM...
Page 58 Clamp down the cable with the cable clamp. Insulate unused wires with electrical tape. Keep them away from any electrical or metal parts. Reinstall the cover of the electric control box. Rinnai Multi Split Type AC – Issue G_IM...
Page 59: Outdoor Unit Wiring Diagram
8) The issues which may cause voltage drop are for example: vibration/chattering of contractors which will damage the contact points or blown fuses breaking, overload and/or malfunction of the system. 9) Before accessing the electrical terminals, disconnect all power from the system. Rinnai Multi Split Type AC – Issue G_IM...
Page 60 NOTE you apply the correct magnetic rings on your equipment according to the wiring diagram that adheres to your equipment. Please contact your distributor or installer to get further information andpurchasemagneticrings(ThesupplierofmagneticringisTDK(modelZCAT3035-1330)or similar). Rinnai Multi Split Type AC – Issue G_IM...
Page 61: Pressure&LeakTest
DO NOT exceed the ‘Maximum Allowable Pressure’ as this may damage system components which is not covered under warranty. CAUTION Wear the correct PPE at all times when working with refrigerants and conducting high pressure tests. CAUTION Rinnai Multi Split Type AC – Issue G_IM...
Page 62: Air Evacuation
Flare nut Valve body Valve stem Watch the Pressure Gauge for one minute to make sure that there is no change in pressure. It should read slightly higher than the atmospheric pressure. Rinnai Multi Split Type AC – Issue G_IM...
Page 63: Adding Refrigerant
N) x15g/m pipe length x N) x30g/m Make sure to remove the additional refrigerant charge according to the rated volume (5mrefrigerant piping) when doing market or government veriﬁcation test. Thestandardpipelengthis10m. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 64: Safety And Leakage Check
A, B, C, D and E are points for the 5 head model The illustration is an example only. The actual order of A, B, C, D, and E on the model may be slightlydifferentfromtheunityoupurchasedbutthegeneralshapewillremainthesame. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 65: Test Run
Ensure the wind, noise, and water generated by the unit do not disturb your neighbours or pose a safety hazard. If the unit malfunctions or does not operate according to your expectations, please refer to the Troubleshooting section of the Owner’s Manual before calling customer service. NOTE Rinnai Multi Split Type AC – Issue G_IM...
Page 66: Automatic Correction Function
Check that the stop valves of the liquid pipe and gas pipe are open. Turn on the breaker and wait at least 2 minutes. Press the check switch on the outdoor PCB board unit LED display “ ”. Rinnai Multi Split Type AC – Issue G_IM...
Page 67: Commissioning
°C DB Outdoor Air Temperature (Ambient) °C DB Length of Liquid Line Length of Suction Line Liquid Line Diameter Suction Line Diameter Extra refrigerant quantity charged (if any) Supply Voltage Actual Voltage Rinnai Multi Split Type AC – Issue G_IM...
Page 68: Contacts
Monday to Friday, 8.00 am to 5.00 pm EST. *Cost of a local call may be higher from a mobile phone. (National calls from public phones in Australia are free.) For further information visit www.rinnai.com.au or email enquiry@rinnai.com.au innai has a Service and Spare Parts network with...

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