IBC AHU Series Installation And Operating Manual Download

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Summary of Contents for AHU Series

Page 1: ...Installation and Operating Manual AHU SERIES Air Handling Unit AHU 800...

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Page 3: ...bile home 15 2 1 5 Closet 15 2 1 6 Garage 16 2 1 7 Serviceability 17 2 2 Positioning and mounting the unit 17 2 2 1 Return air openings for ducting 17 2 2 2 Unit positioning 18 2 2 3 Adding air condit...

Page 4: ...nnect 44 3 4 2 Using the app to connect to IBC s AHU WiFi 44 3 4 3 Using the app to view the AHU s information 47 3 5 Configuring settings and parameters via a USB text file 49 3 6 Sequence of operati...

Page 5: ...Air handling unit parts diagram 58 3...

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Page 7: ...r use any phone in the building Immediately call the gas supplier from a phone located remotely Follow the gas supplier s instructions or if the supplier is unavailable contact the fire department War...

Page 8: ...th Keep instructions near the air handling unit for future reference When using electrical appliances follow safety precautions to reduce the risk of fire electric shock or injury to persons including...

Page 9: ...inches 16 Supply air opening depth inches 19 5 Left and right return air opening height inches 7 Left and right return air opening width inches 23 Bottom return air opening width inches 13 Bottom retu...

Page 10: ...58 1 MBH 60 5 MBH 160 F 71 C 48 7 MBH 52 1 MBH 54 3 MBH 150 F 66 C 43 1 MBH 46 2 MBH 48 1 MBH 140 F 60 C 37 6 MBH 40 2 MBH 41 9 MBH 130 F 54 C 32 MBH 34 3 MBH 35 8 MBH 120 F 49 C 26 5 MBH 28 5 MBH 29...

Page 11: ...Figure 3 Top supply air opening Figure 4 Bottom return air opening Figure 5 Left side return air opening Figure 6 Right side return air opening 9 Cabinet and air supply dimensions...

Page 12: ...W2 Heating Stage 2 Thermostat connects R to W2 for second stage heating Y1 Cooling Stage 1 Thermostat connects R to Y1 for first stage cooling Y2 Cooling Stage 2 Thermostat connects R to Y2 for secon...

Page 13: ...r Com De Humidifier 24VAC powered Closes to activate the de humidifier DEH De Humidifier OpenTherm OpenTherm Master To X 13 1 2 on boiler IBC SFC SFB series The air handling unit master communicates t...

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Page 15: ...ion on mounting positions and sizing see Cabinet and air supply dimensions on page 8 Note that unit s installed with a right side air opening will require the air filter position to be modified For in...

Page 16: ...herm thermostat capable WiFi connection for programming with the IBC mobile app Sensors for protection and operation Included sensors for supply air return air supply water return water humidifier de...

Page 17: ...ose 2 1 2 Un conditioned space If locating the unit in an un conditioned space protect the hydronic coil from freezing conditions Propylene glycol may be required to prevent freezing of the coil Use a...

Page 18: ...ack 0 0 Table 2 Recommended minimum clearance for combustibles and servicing refer to figure 7 2 1 6 Garage Garage installations must be in a fully enclosed garage The unit is not suitable for outdoor...

Page 19: ...nit is sitting on the floor shim as needed to level the unit If the unit is suspended it is secured to the mounting system The unit offers four mounting options for supply air discharge up down left o...

Page 20: ...al left or right direction Figure 11 Upflow installation Figure 12 Downflow installation Figure 13 Left side installation Figure 14 Right side installation 2 2 3 Adding air conditioning coils or heat...

Page 21: ...he unit upflow Figure 16 Heat pump cased coilon the bottom of the unit on the return side upflow 2 2 4 Mounting a unit on the wall Mount the unit with a pair of field supplied wall brackets Figure 17...

Page 22: ...eturn air supply orientation for ducting you will need to reposition the air filter brackets in the opposite position To reposition the filter 1 Remove the two screws from the front cover of the unit...

Page 23: ...ove the wing nuts from the lower right bracket 6 Reposition the top and bottom brackets on the opposite side 7 Slide the filter into the repositioned brackets 21 2 2 5 Repositioning the air filter bra...

Page 24: ...to ASHRAE standards or equivalent Seal all joints and connections to prevent air leakage from the ducting system Choose accessories that will not excessively restrict the air flow and create excessive...

Page 25: ...pply air ducting with a minimum of 1 thick fiberglass insulation with a vapor barrier All insulated joints must be sealed with a tape designed for this purpose 2 3 3 Ducting installed in un conditione...

Page 26: ...the piping system is designed to allow the easy removal of air from the boiler piping and easy flushing of the system Copper Pipe Sizing BTU HR Capacity 16 000 BTU 36 000 BTU 1 72 000 BTU 1 110 000 B...

Page 27: ...tation or glycol feeder field supplied Figure 19 Basic installation boiler water heater with pump Air Handler Coil Head Loss Flow rate gpm 3 4 5 Head loss flow ft 6 7 11 3 16 3 Table 6 Air handler coi...

Page 28: ...codes to ensure that piping the unit to a tankless water heater is allowed The air handling unit must be installed in close proximity to a tankless water heater As a guideline we recommend a maximum...

Page 29: ...quired where contaminants are present in the supply water Figure 20 Basic installation with tankless water heater Note The SFT 199 maximum water temperature is 149 F 65 C Ensure that this is hot enoug...

Page 30: ...FPA No 70 latest edition or the Canadian Electrical Code C22 1 Part 1 In addition you should refer to the boiler s installation manual The air handling unit control board diagram below shows the vario...

Page 31: ...tal slot and to lock the wire in place Figure 22 Opening the slot in a terminalblockto insert a wire for an externalpump and 120VAC line 2 6 2 Connecting line voltage examples for different scenarios...

Page 32: ...is preset enabling the W2 blower speed after a preset period of time A jumper between W1 and W2 will initialize this speed without the time delay Figure 23 Single stage heating on demand heat source 3...

Page 33: ...peed after a preset period of time A jumper between W1 and W2 will initialize this speed without the time delay Optional Figure 24 Single stage heating with fan control on demand heat source 31 2 6 2...

Page 34: ...the W2 blower speed after a preset time period A jumper between W1 and W2 will initialize this speed without the time delay Optional Figure 25 Single stage heating single stage cooling fan control on...

Page 35: ...per between W1 and W2 will initialize this speed without the time delay Optional Not used Reversing valve O or B is selectable via the blower control interface Figure 26 Single stage heat pump fan con...

Page 36: ...if boiler does not have an integral pump See table 1 Dry contact from air handler to boiler enables call for heating Figure 27 Single stage heating from boiler primary secondary piping 34 Section Inst...

Page 37: ...ntegral pump See table 1 Dry contact from air handler to boiler enables call for heat Figure 28 Single stage heating with fan control boiler with primary secondary piping 35 2 6 2 Connecting line volt...

Page 38: ...does not have an integral pump See table 1 Dry contact from air handler to boiler enables call for heat Figure 29 Single stage heating single stage cooling boiler with primary secondary piping 36 Sec...

Page 39: ...ose TT to create a boiler on command in the HP mode This time delay is initialized after establishing a W1 signal Reversing valve O or B is selectable via the blower control interface Not used Figure...

Page 40: ...r to boiler enables call for heat Reversing valve O or B is selectable via the blower control interface W1 heat pump W2 energize TT for boiler removes heat pump Not used Figure 31 Single stage heat pu...

Page 41: ...ee table 1 Dry contact from air handler to boiler enables call for heat W1 boiler low fan W2 boiler high fan Not used Figure 32 Two stage cooling with boiler heating 2 stage thermostat 39 2 6 2 Connec...

Page 42: ...ot have an integral pump Dry contact from air handler to boiler enables call for heat W1 boiler low fan W2 boiler high fan Not used Figure 33 Single stage cooling with boiler heating 2 stage thermosta...

Page 43: ...cal damage will result and the unit or components may need to be replaced Check all line voltage electrical connections to ensure all connections are correct and tight Check thermostat connections The...

Page 44: ...factory default settings Default Settings Basic Heating Mode 1 stage Cooling Mode 2 stage Boiler Heating 1 stage and 2 stage Temperature F Pump Enable On Tankless Mode On 3 3 Default fan speed setting...

Page 45: ...free mobile app IBCconnect Android or iOS app enables users to monitor and adjust default settings in a single air handling unit This app is compatible only with Android and iOS devices and with the I...

Page 46: ...ologies case sensitive 2 Select the icon and tap Install Once IBCconnect is installed on your device you need to change some of the settings This may vary slightly depending on the device and the vers...

Page 47: ...U will appear in the device s list of WiFi available networks as IBC AHU xxxxx where xxxxx is the serial number of the controller in the IBC AHU If there are multiple IBC AHUs in the area the unit wit...

Page 48: ...after installation 1 In the main iPhone settings select Cellular 2 Scroll down to IBCconnect under Cellular Data and set to Off 3 Navigate to the device s WiFi Settings 4 Connect to the IBC AHU WiFi T...

Page 49: ...onnected to IBC s AHU WiFi the following screens will display Figure 34 Android mobile showing message device is connected to WiFi Figure 35 iOsmobile showing message device is connected to WiFi Do no...

Page 50: ...ow and then OK to grant permission The AHU app Status screen is displayed showing the air handler s factory default settings You can navigate to the Home page and begin adjusting settings 48 Section O...

Page 51: ...again 3 5 Configuring settings and parameters via a USB text file You can change and customize the default settings in one or more air handlers via a single config ASCII text file labeled ahusetup cfg...

Page 52: ...pens the compressor S1 and or S2 contacts and de energizes O B if there is a heat pump The fan continues to operate for 45 seconds 3 6 3 Heat Pump Mode Upon a call for heat from a heat pump R to Y1 or...

Page 53: ...temperature sensor detects a return air temperature below 35 F the air handling unit will turn off the fan and continue to energize TT boiler contacts and pump contacts 3 7 LED status indicators The A...

Page 54: ...roller wait approximately 10 seconds and then remove the USB stick The controller generates a text file that contains all the settings and any faults or warnings that are present on the unit 2 Insert...

Page 55: ...and simple maintenance procedures according to IBC s suggested servicing guidelines below Maintenance Required Frequency Check Check and replace filter as needed Replace the filter monthly Inspect sy...

Page 56: ...install the replacement fan assembly Ensure that you install the fan assembly so that the fan cables can reach the control board that is the cables are positioned towards the front left of the fan ass...

Page 57: ...mperature of the sensed environment and compare with the value derived from the measurement of the resistance obtained by connecting a good quality test meter capable of measuring up to 100 k at the c...

Page 58: ...50 35 2 29 996 135 57 2 754 40 4 26 099 140 60 2 490 45 7 22 763 145 63 2 255 50 10 19 900 150 66 2 045 55 13 17 436 155 68 1 857 60 16 15 311 160 71 1 689 65 18 13 474 165 74 1 538 70 21 11 883 170 7...

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Page 60: ...Air handling unit parts diagram 58 Section Service and maintenance...

Page 61: ...ature sensor 160 P 1003 Hot water coil 2 ton unit 170 P 1005 Transformer 40VA 120V 180 P 1001 Control board 190 P 1007 Filter bracket wing nuts x 4 200 Air filter lower bracket 210 Air filter upper br...

Page 62: ...ted wiring diagrams and made minor edits R2 October 2019 Updated wiring diagrams added LED status indicators and information on using a text file to modify settings in multiple air handlers R3 Novembe...

Page 63: ...IBC Technologies Inc 8015 North Fraser Way Burnaby BC Canada V5J 5M8 Tel 604 877 0277 Fax 604 877 0295 Toll Free 1 844 432 8422 www ibcboiler com November 2019 IBC Technologies Inc 2019 120 324E R3...

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IBC AHU Series, Installation And Operating Manual

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