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Part #462888
®
Modular Small Cabinet Fan
Installation, Operation and Maintenance Manual
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the
product described. Protect yourself and others by observing all safety information. Failure to comply with instructions
could result in personal injury and/or property damage! Retain instructions for future reference.
Model MSCF-BI
Model MSCF-FC
General Safety Information
Only qualified pe
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The unit should be stored at least 3½ in. (89 mm) off Receiving the floor on wooden blocks covered with moisture Upon receiving the product, check to make sure proof paper or polyethylene sheathing. Aisles between all items are accounted for by referencing the bill parts and along all walls should be provided to permit of lading to ensure all items were received. Inspect air circulation and space for inspection. each crate for shipping damage before accepting delivery. Notify the carrier
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Table of Contents Installation Installation Unit Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Electric Heater ........................... 14 Mounting / Hanging Instructions . . . . . . . . . . . . . 4 Operation Mounting Dimensions ...................... 5 Electric Heater ........................... 15 Dimensions / Weights ...................... 6 Maintenance Filter Sizes / Quantity . . . . . . . . . . . . . . . . . . . . . . 6 Fan .................................... 16
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Mounting Instructions Hanging Instructions Greenheck’s Modular Small Cabinet Fan (MSCF) The MSCF should be hung by the factory supplied should be lifted by the factory supplied lifting lugs lifting lugs or field supplied frame rails as shown (see Figure 1) or frame rails and a spreader bar respectively in Figures 3 and 4. The number of (see Figure 2) to prevent damage from occurring to hanging brackets used will be determined by the the equipment. Avoid twisting or uneven lifting of number o
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Modular Construction The MSCF is designed to be modular so it can be mounted as an assembly or as individual sections when the appropriate lifting equipment is not available. MSCF Mounting Dimensions K CHILLED 24 12 WATER VERTICAL HEATING MIXING BOX FAN PLENUM PLENUM COIL w/DAMPER FILTER COIL J L F A B C D E G H M Mixing 24 in. 12 in. Filter *Heating Cooling / Combo Fan Box Plenum Plenum Coil Horizontal Hanging A D E Unit B C F G H J K L M w/o w/ Hot Water 4 Row HW Size Vertical Slo
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CHILLED CHILLED 24 WATER 12 24 12 WATER VERTICAL HEATING VERTICAL HEATING MIXING BOX MIXING BOX FAN FAN PLENUM PLENUM COIL PLENUM PLENUM COIL w/DAMPER FILTER COIL w/DAMPER FILTER COIL Dimensional Data G F A B C D E Mixing Plenum Filter *Heating Cooling / Combo Fan Box Coil A B C D Inlet Outlet Unit Unit E F G w/o w/ Hot Water 4 Row HW Size Width 12 in. 24 in. Vertical Sloped Height Width Height Width Filter Filter 1 & 2 Row & Steam 15 11 24.5 12.75 24.5 12.75 24.5 12.75 15.5 24.5 25
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Coil Dimensions Hot Water • 1 and 2 Row Unit Face A B C D E F Size Area 15 1.6 38 12.75 11.0 3.0 0.75 .5 20 2.2 38 12.75 14.0 4.5 0.75 .5 3 25 2.7 38 12.75 16.0 4.0 0.88 .5 E 30 3.2 38 12.75 18.5 4.0 0.88 .5 45 4.5 50 12.75 18.5 4.0 0.88 .5 C 50 5.2 50 12.75 21.0 4.0 1.13 .5 Outlet 65 6.7 50 12.75 26.0 4.0 1.38 .5 F 85 8.6 62 12.75 26.0 4.0 1.38 .5 D Inlet All dimensions are in inches. A NOTE 6 Fluid enters the coil from the bottom connection B (Inlet) and exits from the top (Outlet). Hot Wate
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Coil Dimensions - continued Chilled Water • 4, 6 or 8 Row 3 NOTE With airflow from left to right, the fluid enters the coil C from the bottom connection (Inlet) and exits from the 1 top (Outlet). The other two coil connections should be capped off (cap). A B Airflow Unit Face J K A B C Size Area 4 Row 6 Row 8 Row 4 & 6 Row 6 Row (cap) 3.88 15 1.6 38 24.5 11.0 10 12 14 0.75 1.38 Outlet .75 20 2.2 38 24.5 14.0 10 12 14 0.75 1.38 K (cap) 25 2.7 38 24.5 16.0 10 12 14 0.88 1.38 2 Inlet 3.75 30 3.2
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Coil Dimensions - continued Direct Expansion (DXI) • 4, 6 or 8 Row Dual Circuit with 50/50 Face Interlaced Construction Coil connection made inside housing. NOTE Two inch hole is provided. The first suction header on the entering air side 3 of the coil is circuited to the top distributor. With airflow from left to right, the fluid enters the coil from the center connection (Inlet) and exits from the C bottom (Outlet). The other connections should be capped off (cap). 1 Airflow A B (cap) (ca
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n n n n n n o o o o o o i i i i i i t t t t t t a a a a a a t t t t t t o o o o o o R R R R R R any two supply power connections will reverse the System Start-Up direction of rotation. For proper unit function and safety, follow everything To reverse the rotation, turn the power off and use the in this start-up procedure in the order presented. following procedure: This is to be done after the electrical connections are • For single phase units, r ewir e the motor per the complete. instr
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Troubleshooting NOTE Before taking any corrective action, ensure unit is incapable of operation during repairs. Symptom Possible Cause Corrective Action Blown fuse or open circuit breaker Replace fuse or reset circuit breaker and check amps Broken fan belt Replace Blower fails to operate Defective motor or capacitor Replace Motor starter overloaded Reset starter and check amps Airflow too high Check airflow and adjust drives if needed Static pressures are higher or lower If higher, ductwork sho
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Return Main 3. When connecting suction and liquid connections, Start-Up of Coil Module make sure the coil is free from all foreign material. Make sure all joints are tight and free of leakage. Hot Water and Chilled Water 4. Greenheck does not supply compressor or 1. Piping should be in accordance with accepted condensing units, for further instruction on DX coil industry standards. Pipework should be supported installation and operation contact your compressor independently of the
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General - continued Drain Pan / Drain Trap 5. It is recommended that vacuum breakers be Drain lines and traps should be run full size from the installed on all applications to prevent retaining drain pan connection. Drain pans should have drain condensate in the coil. Generally, the vacuum lines and traps to permit the condensate from the breaker is to be connected between the coil inlet coils to drain freely. On all units with drain pans, the and the return main. The vacuum breaker shou
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Sizing of Supply Conductors Installation of Electric Heater The required minimum size of supply conductors (optional) is marked at the field wiring terminals within the heater control box or reference the Supply Wire Size WARNING table included in this section. The wire gauges are calculated for 125% of the heater line current as Electrical Shock Hazard! Disconnect all power required by the National Electric Code, Article 424-3(b) sources before doing any work on the unit. based on condu
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Sequence of Operation - Electric Heater 1. Electric heaters are divided in to equally sized steps. For example, a 60 kW heater with 3 steps will have 20 kW per step. The thermostat and step controller will control these steps. 2. 120 Volt power from the control center (when supplied) or by others with out a control center, is delivered to the electric heater for the step controller. This power must be interlocked with the supply fan, so when the fan is off, the heater control power is o
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Cl o c k Every Three (3) Months Fan Maintenance Filters - The filter in the unit should be inspected Greenheck recommends these procedures to ensure at least every three (3) months. Depending on the trouble-free operation of this unit. It is especially environment, filters could require changing or cleaning important to maintain heater units for clean and more or less often. The filters can be slid out of the efficient operation. Most unit failures can be attributed coil connection side
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Coil Maintenance Start-Up Documentation Coils must be clean to obtain maximum performance. Job Information Check once a year under normal operating conditions Job Name _________________________________ and, if dirty, brush or vacuum clean. Soiled fins reduce Address _________________________________ the capacity of the coil, demand more energy from the City ________________ State ______ Zip ___________ fan, and create an environment for odor and bacteria Phone Number ___________________
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Maintenance Log Date __________________ Time _____________ AM/PM Date __________________ Time _____________ AM/PM Notes:___________________________________________ Notes:___________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ ___________________________________
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Maintenance Log Date __________________ Time _____________ AM/PM Date __________________ Time _____________ AM/PM Notes:___________________________________________ Notes:___________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ _________________________________________________ ___________________________________
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Warranty Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the purchase date. Any units or parts which prove defective during the warranty period will be replaced at our option when returned to our factory, transportation prepaid. Motors are warranted by the motor manufacturer for a period of one year. Should motors furnished by Greenheck prove defective during this period, they should be returned to the nearest authorized mot
