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Table of Contents

Important ......................................................................................................................... 2

Warning ........................................................................................................................... 2

Important Installation Considerations .......................................................................... 3-4

Refrigerant Gases ........................................................................................................... 4

Electrical Work Warnings ................................................................................................. 5

Outdoor Unit Installation .................................................................................................. 6

Extreme Weather Conditions ............................................................................... 7

Anchoring ............................................................................................................. 7

Bracketing ............................................................................................................. 8

Unit Dimensions & Clearances .......................................................................... 8-9

Wiring ................................................................................................................. 10

Refrigerant Tubing Connection ...................................................................................... 11

Connection Instructions ................................................................................. 11-13

Instructions for Connecting Flares ...................................................................... 13

Pressure Testing & Evacuation ................................................................................. 14-15

Connecting Piping ............................................................................................... 16

Evacuation and Opening the System ............................................................. 17-18

Test Run ........................................................................................................................ 18

Indoor Unit Installation ................................................................................................... 19

Installation Instructions, Dimensions, & Duct Connections ............................ 20-21

Mount Positions ............................................................................................. 21-23

Installation of Electric Auxiliary Heat Module ................................................. 24-25

Drainpipe Installation ..................................................................................... 26-27

Startup Form .................................................................................................................. 28

Wiring Diagrams ....................................................................................................... 29-31

Additional Refrigerant Charge Chart .............................................................................. 32

Unit Data ........................................................................................................................ 33

Notes ............................................................................................................................. 34

Limited Warranty ........................................................................................................... 35

Содержание MOD30U-36HFN1-MX

Страница 1: ...M Inverter Compressor Matched System Installation Service Manual MOD31 24HFN1 MTOW 2 Ton MVB 24HWFN1 M MOD30U 36HFN1 MX 3 Ton MVB 36HWFN1 M MOE30U 48HFN1 MX 4 Ton MVB 48HWFN1 M Heat Pump Models Outdoo...

Страница 2: ...on 11 Connection Instructions 11 13 Instructions for Connecting Flares 13 Pressure Testing Evacuation 14 15 Connecting Piping 16 Evacuation and Opening the System 17 18 Test Run 18 Indoor Unit Install...

Страница 3: ...nts consult your local authority having jurisdiction All installation and service work must be completed by qualified and appropriately licensed individual in accordance with all Federal Provincial an...

Страница 4: ...nces to the same circuit Insufficient electrical capacity or defects in electrical work can cause electrical shock or fire or cause the appliance to fail 7 For all electrical work use the specified ca...

Страница 5: ...ype of gas and the amount please refer to the label on the unit itself 2 Installation service maintenance and repair of this unit must be performed by a certified technician licensed to do so under al...

Страница 6: ...r where there is a possibility of power surges or lightening strikes 6 If connecting power to fixed wiring install a surge protector and line of sight disconnect switch with a horsepower capacity exce...

Страница 7: ...location can support the unit and will not vibrate Noise from the unit will not disturb others Protected from prolonged periods of direct sunlight rain or snow DO NOT install the unit in the following...

Страница 8: ...t on the end of each expansion bolt 5 Hammer expansion bolts into the pre drilled holes 6 Remove the nuts from the expansion bolts and place outdoor unit on bolts 7 Put washer on each expansion bolt t...

Страница 9: ...k that the mounting brackets are level 6 Carefully lift unit and place its mounting feet on brackets 7 Bolt the unit firmly to the brackets Model Unit Dimensions W D H W1 A B MOD31 24HFN1 MTOW Inches...

Страница 10: ...Page 9 of 35 Minimum Clearance For Outdoor Unit Multiple Unit Clearances for Outdoor Units...

Страница 11: ...o the unit Screw the cable clamp down tightly 6 Insulate unused wires with a wire nut and PVC electrical tape Arrange them so that they do not touch any electrical or metal parts 7 Replace the wire co...

Страница 12: ...8 000 213 65 98 30 Step 1 Cut Tubing When preparing refrigerant pipes take extra care to cut and flare them properly This will ensure efficient operation and minimize the need for future maintenance 1...

Страница 13: ...to achieve an airtight seal 1 After removing burrs from cut tube seal the ends with PVC tape to prevent foreign materials from entering the tube 2 Sheath the tubing with insulating material 3 Place f...

Страница 14: ...ipping the nut on the unit tubing use a torque wrench to tighten the flare nut according to the torque valves in the Torque Requirements table below Loosen the flaring See Fig 5 8 Repeat Steps 3 to 6...

Страница 15: ...re it does not fall over and damage the regulator or hoses 2 Install a nitrogen regulator certified for pressures exceeding the test and ensure the connection nut is adequately torqued 3 Open the regu...

Страница 16: ...the needle has not indicated a pressure drop open your main valve and slowly open the high pressure to increase the pressure to 150 psig Shut off the main valve and mark the needle position with your...

Страница 17: ...ip the nut that seals the service valve see Fig 5 10 5 While firmly gripping the body of the valve use a torque wrench to tighten the flare nut according to the correct torque values 6 Loosen the flar...

Страница 18: ...mount the micron gauge Keep the micron gauge above the manifold to prevent oil from contaminating the sensor 2 Connect charge hose from the manifold gauge central port to the vacuum pump 3 Open both...

Страница 19: ...4 Remove the charge hose from the service port and finger tighten the cap Torque to the specified setting Stop Valve Torque Settings Item ft lbs Nm kgf cm Line Port Cap 10 13 13 7 17 7 140 180 Stop V...

Страница 20: ...rode the wiring CAUTION DO NOT install the unit in the following locations Areas with oil drilling or fracking Coastal areas with high salt content in the air Areas with caustic gases in the air such...

Страница 21: ...el Btu h Length of A mm inch Length of B mm inch Length of C mm inch Length of D mm inch Length of E mm inch 24K 48K 1224 48 2 533 21 498 19 6 461 18 2 261 10 3 Duct Connections Air supply and return...

Страница 22: ...uld be fabricated and installed in accordance with local and or national codes The units can be installed in a vertical down and up and horizontal right and left configuration NOTE Vertical up and hor...

Страница 23: ...ase do it according to the following steps 1 Remove the fixed plate of the filter then take the filter off 2 Open the evaporator cover and remove the drainage plug 3 Remove the drain pan fixed plate a...

Страница 24: ...utput pipe protective sleeve 8 Reinstall the drain pan fixed plate and supporting plate 9 Reinstall evaporator cover 10 Reinstall the filter and filter plate 11 Open up the cover 12 Open the cover of...

Страница 25: ...m s included in the box Installation of Electric Auxiliary Heat Module 1 Loosen 10 fasten screws as shown here then take down the upper cover assembly and remove cover plate 2 Loosen the fasten screw...

Страница 26: ...r the connective cable must be attached with rubber ring NOTE Electric auxiliary heating wiring diagram packed with the accessories Please paste the wiring diagram in the designated position after the...

Страница 27: ...d disconnect it Indoor Drainpipe Installation 1 Cover the drainpipe with heat insulation to prevent condensation and leakage 2 Attached the mouth of the drain hose to the unit s outlet pipe Sheath the...

Страница 28: ...andards and legislative directives NOTE Horizontal runs must also have an anti siphon air vent stand pipe install ahead of the horizontal run to eliminate air trapping NOTE Drainpipe Installation When...

Страница 29: ...erial No Testing Check List Ambient F Piston TXV Removed Y N Return Air F Liquid Line Insulated Y N Supply Air F Gas Line Insulated Y N Return Air Temp at RA Sensor F Dip Switch Positions Checked Y N...

Страница 30: ...Page 29 of 35 SIMPLIFIED POWER WIRING FOR 2 0 TON OUTDOOR UNITS Models Heat Pumps MOD31 24HFN1 MTOW SW 2020 V1 OUTDOOR UNIT AHU Page 29 of 35 Wiring Diagrams...

Страница 31: ...Page 30 of 35 SIMPLIFIED POWER WIRING FOR 3 4 TON OUTDOOR UNITS Models Heat Pumps MOD30U 36HFNI MX MOE30U 48HFNI MX OUTDOOR UNIT AHU Page 30 of 35...

Страница 32: ...31 of 35 SIMPLIFIED LOW VOLTAGE WIRING FOR MATCHED SYSTEM Models Heat Pump Models Outdoor Indoor MOD31 24HFN1 MTOW MVB 24HWFN1 M MOD30U 36HFN1 MX MVB 36HWFN1 M MOE30U 48HFN1 MX MVB 48HWFN1 M Page 31 o...

Страница 33: ...Page 32 of 35 Additional Refrigerant Charge Chart Page 32 of 35...

Страница 34: ...All testing and values are per Manufacturer s testing and use of Manufacturer s coils Rated Heating Capacity at 47 F outdoor temperature Thermostat used must be 2 Stage Heat Cool when using Electric...

Страница 35: ...__________________ ____________________________________________________________________________________ ____________________________________________________________________________________ ___________...

Страница 36: ...art will become the property of MITS when exchanged for its replacement MITS reserves the right of inspection or refurbishing of its equipment at its discretion 5 Proof of the original date of install...

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