Models and arrangements Ratings Dimensions and data General information Safety considerations Receiving Unpacking and preparation Handling and installation Chilled/hot water connections Ductwork connections Electrical connections Wiring diagram Exposed unit touch-up Start-up Air system balancing Cooling/heating system Water system balancing Water treatment EC Motor Control cards Controls operation...
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Fan Coil models and airflow arrangements Ceiling models FC: Ceiling FCHP: Ceiling hideaway Bottom in, front out shown with plenum Back in, front out shown FFRC: Fully recessed ceiling FTHP: Telescoping ceiling hide- Bottom in, front out shown away FCH: Ceiling hideaway...
Table A1: Vertical AHRI approved standard ratings Unit size Total MBH 12.0 15.1 19.9 25.7 31.6 Certified Sensible MBH 10.9 14.4 20.1 24.6 cooling ratings (3 row main coil) PD, ft. of H 14.4 11.0 12.8 18.7 24.5 42.3 56.6 73.4 88.8 99.9...
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Table A2: Horizontal AHRI approved standard ratings Unit size Total MBH 10.5 16.0 21.0 22.9 28.1 Certified Sensible MBH 12.5 16.6 18.8 22.3 cooling ratings (3 row main coil) PD, ft. of H 11.6 10.1 12.0 16.3 20.0 30.1 38.3 45.9 58.3 Heating capacity...
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Table A3: AHRI approved standard ratings, Low Profile Unit size Total MBH 12.6 Certified Sensible MBH cooling ratings (2 row main coil) PD, ft. of H 18.0 27.1 35.4 54.0 Heating capacity (2 row main coil) PD, ft. of H 10.8 Total MBH 13.3...
Unit length: for 6" extended end pocket add 6" to dimension “A.” All listed dimensions are approximate and are subject to change Filter position without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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Unit length: for 6" extended end pocket add 6" to dimension “A.” All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be Filter position accepted by Zehnder Rittling at its base office.
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Piping hand determined when facing air outlet. 6-7/8" All listed dimensions are approximate and are subject to change Filter position without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data Dimensions and data...
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Left hand piping connections shown, right hand electrical as standard. Piping hand determined when facing the air outlet. All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office.
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Unit length: For 6" extended end pocket add 6" to dimension “A.” 4-3/4" All listed dimensions are approximate and are subject to change Filter position without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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Unit length: for 6" extended end pocket add 6" to dimension “A.” Filter position All listed dimensions are approximate and are subject to change dependent on model without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office.
Unit length: For 6" extended end pocket add 6" to dimension “A.” All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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Unit length: for 6" extended end pocket add 6" to dimension “A.” All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office.
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Louvered bottom return shown. Back ducted return also available with filter positioned vertically. All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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RETURN (STEAM) all sizes. Piping hand determined when facing the air outlet. All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office.
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Back return shown. Bottom return also RETURN (STEAM) available with filter positioned horizontally. All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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Filter removal from bottom through access panel. All listed dimensions are approximate and are subject 58-1/2 63-7/8 55-3/4 to change without notice. Modifications to the product 66-1/2 71-7/8 63-3/4 specifications must be accepted by Zehnder Rittling at its 76-1/2 81-7/8 73-3/4 base office.
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Damper motor always on right side when viewing unit from front side. All listed dimensions are approximate and are subject 3/8" to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office.
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Damper motor always on right side when viewing unit from front side. 11/16" All listed dimensions are approximate and are subject to change without notice. Modifications to the product specifications must be accepted by Zehnder Rittling at its base office. Dimensions and data...
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Dimensions and data Outside air wall box Telescoping inner and outer aluminum box Unpainted aluminum louvered inlet grille with internal bug screen 4" to 8" 1/2" Dimensional data Model Rough opening 2 5/8" 2 13/16" WB-0203 22-1/2 x 3 WB-0406 27-1/2 x 3 WB-081012 37-1/2 x 3...
General information Safety considerations This installation and start-up instructions literature is for horizontal The installation of Room Fan All fastening devices must be and vertical Room Fan Coils. Fan Coil units and all associated designed to mechanically hold coils are hydronic terminal units components, parts and the assembly in place without designed for year-round cooling or...
Concealed damage the expected costs before the to offer added protection during not discovered during unloading work is begun. Zehnder Rittling is shipment and job site storage. must be reported to the shipping not responsible for any repairs or These items may include;...
Unpacking and preparation All units are carefully inspected a clean, dry area of the building or components. All manufacturer’s at the factory throughout the in a warehouse. Do not remove any warranties are void if foreign entire fabrication and assembly equipment from its shipping package material is allowed to be processes under Zehnder...
STEP #1 Although Zehnder Rittling does not become involved with the design and selection of support methods and/or components, it should be recognized that unacceptable operating characteristics and/or...
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Handling and installation is finished with durable powder coat and/or type of connection(s) All dimensions are inches. All paint. provided on the equipment. dimensions are ± 1/4". Verify the electrical conductor All drawings are subject to Note: size is suitable for the distance change without prior notice.
In the event that leaking or and then tighten no more than an defective components are additional 1/4 turn. discovered, the Zehnder Rittling All shipped loose valve packages Sales Representative must be should be installed as required The inlet supply connection is...
1/8 inch per foot. A P-trap pressure. The condensate drain Zehnder Rittling will not accept may be required by local codes and hose should be secured with a any charges associated with it is strongly recommended for odor clamp after installing.
Zehnder Rittling assumes no with the wiring diagram. Failure responsibility for any damages to do so could result in personal and/or injuries from improper injury or damage to components field installation and/or wiring.
Vertical wiring schematic 120V MANUAL MOTOR PSC MOTOR STARTER ( OPTION ) ( OPTIONAL ) WHITE WHITE WHITE BLOWER MOTOR YELLOW YELLOW MOTOR QUICK CONNECT ( OPTIONAL ) DAMPER MOTOR *BROWN *BROWN TERMINATED 3-SPEED SWITCH IF NO DAMPER MOTOR CONTROL PACKAGE ( OPTIONAL ) (OPTIONAL) GFCI...
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Vertical wiring schematic 208V/240V/277V MANUAL MOTOR PSC MOTOR STARTER ( OPTION ) (OPTIONAL) WHITE WHITE WHITE BLOWER MOTOR YELLOW YELLOW MOTOR QUICK CONNECT ( OPTIONAL ) DAMPER MOTOR *BROWN FREEZESTAT *BROWN TERMINATED 3-SPEED SWITCH ( OPTIONAL ) IF NO DAMPER MOTOR CONTROL PACKAGE BLACK ( OPTIONAL )
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Horizontal wiring schematic 120V PSC MOTOR (OPTION) BLOWER MOTOR MOTOR QUICK CONNECT 4 CIRCUIT TERMINAL BLOCK WHITE DAMPER MOTOR 3 CIRCUIT TERMINAL BLOCK WHITE WHITE 120VAC 60Hz BLACK BLACK BLACK BLACK YELLOW MANUAL MOTOR DISCONNECT STARTER SWITCH (OPTIONAL) (OPTIONAL) *BROWN *BROWN TERMINATED 3-SPEED SWITCH IF NO DAMPER MOTOR...
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Horizontal wiring schematic 208V/240V PSC MOTOR (OPTION) BLOWER MOTOR MOTOR QUICK CONNECT 4 CIRCUIT L2 L TERMINAL BLOCK DAMPER MOTOR 3 CIRCUIT TERMINAL BLOCK DISCONNECT SWITCH (OPTIONAL) YELLOW 208/240VAC BLACK BLACK 60Hz GREEN *BROWN *BROWN TERMINATED 3-SPEED SWITCH IF NO DAMPER MOTOR CONTROL PACKAGE (OPTIONAL) OPTION...
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Horizontal wiring schematic 277V PSC MOTOR (OPTION) BLOWER MOTOR MOTOR QUICK CONNECT 4 CIRCUIT TERMINAL BLOCK WHITE DAMPER MOTOR WHITE 3 CIRCUIT TERMINAL BLOCK 277VAC 60Hz YELLOW BLACK BLACK DISCONNECT SWITCH *BROWN (OPTIONAL) *BROWN TERMINATED 3-SPEED SWITCH IF NO DAMPER MOTOR CONTROL PACKAGE (OPTIONAL) OPTION...
Exposed unit touch-up and repainting Start-up general Before beginning any start- Each unit should be checked for: Exposed cabinet units will be furnished up, the start-up personnel Free blower wheel operation with an epoxy powder coated paint should take the time to finish.
Air system balancing Cooling/heating system All ductwork must be complete and fully connected. All return and supply Prior to the water system start- grilles, filters and access doors and up and balancing, the chilled/ The air vents provided are not panels must be properly installed hot water system should be intended to replace the main...
Water system balancing Water treatment A complete knowledge of the Proper water treatment is All Zehnder Rittling water coils hydronic system, including its a specialized industry and are constructed of copper tubes components and controls, is therefore it is recommended...
EC Motor 3-speed control 0-10 VDC control If the unit is equipped with an EC card card motor, additional steps may be required during the air balancing The unit has been factory The 0-10 VDC control card is process. Review project submittals configured to produce the same not configured at the factory or order acknowledgment to...
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Normal operation and periodic maintenance General have a fan deck(s) that drops down Zehnder Rittling recommends through the bottom of the unit using neutral pH cleaners. Each unit on a project will by removing 2 screws and quick Avoid the use of strong acids have its own unique operating connect.
Electric heating element provide clean air over the heater. Valves and piping A dirty filter will inhibit the proper Electric resistance type heaters No formal maintenance is airflow, leading to high temperature generally require no normal required on the valve package situations.
Complete unit model number local Zehnder Rittling Sales RGA attached will cancel any Representative. Unit serial number outstanding credit. Complete part description ...
Equipment start-up Cooling/heating connections Electrical connections Protect valve package components Refer to unit wiring diagram checklist from excessive heat Connect incoming power Mount valve packages service or services Receiving and inspection Unit received undamaged Connect field piping to unit Install and connect “shipped ...
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Always the best climate for SMART IDEAS...
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Zehnder Rittling · 100 Rittling Boulevard · Buffalo, NY USA 14220 T 844-934-6337 (844-ZEHNDER) · F 716-827-6523 sales@zehnder-rittling.com · www.zehnder-rittling.com...
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