Canarm-Spun-Aluminum-IOM
Contents
1. 20 GAUGE STEEL OPTIONS CONSTRUCTION d 3 FLANGE HINGED FAN f TT INSULATED CURB E SRL ROOF OPENING BACKDRAFT DAMPER REN pe pE DIMENSIONS a BACKDRAFT DAMPER INSTALLATION PITCHED CURBS ARE AVAILABLE AR TUM FOR PITCHED ROOFS SPECIFY PITCH BACKDRAF T E 4 DAMPER EXAMPLE 7 12 PITCH 30 SLOPE RO OPENING Up Blast Utility Set Hinging Instructions POWER PACK LIFTING HANDLE POWER PACK FRONT LATCH RELEASE 10 TILT Ld POWER PIVOT POINT SPRING PIN PULL TO RELEASE TILT BACK 65 DEGREES HINGING INSTRUCTIONS REMOVE THE POWER PACK RELEASE PIN POWER PACK LATCH 1 2 TWIST AND TURN THE POWER PACK FRONT LATCH TO RELEASE DEIN PIN 2 LIFT THE POWER PACK USING THE FRONT HANDLE 4 THE POWER PACK WILL TILT BACK 65 DEGREES S THE POWER PACK LATCH WILL AUTOMATICALLY ENGAGE THE SPRING PIN 6 TO CLOSE THE POWER PACK HOLD THE LIFTING HANDLE AND PULL THE SPRING PIN UP 7 LOWER THE POWER PACK DOWN AND REPLACE THE RELEASE PIN 8 ENGAGE THE FRONT LATCH INTO THE LIFTING HANDLE AND TWIST LOCK 9 INSPECT THE POWER PACK TOP PLATE SHOULD BE SEALED WITH TOP GASKET 10 TURN THE WHEEL TO MAKE SURE THERE ISN T ANY INTERFERENCE Typical Hinge Kit Centrifugal Upblast HINGE KIT INSTALLATION FAN BASE CURB PLATE CLOSED POSITION lern FAN DETAIL Sa GREASE PIPE2. GREASE OPEN POSITION BOX OPTIONAL ATTENTION INSTALLER MUST READ LABEL NEAR DISCONNECT SWITCH MESSAGE ON LABEL INSTALLER SHOULD SUPPLY ENOUGH ELECTRICAL CORD TO LET FAN FAN BASE MAKE COMPLETE SWING FAN PLATE LEFT PARTS INCLUDED Kaypa edam 2 FAN PLATES RIGHT 2 CURB PLATES LEFT amp RIGHT 2 WHIZ BOLTS 6 WHIZ NUTS SHEET METAL SCREVS 12 SHORT d e LG 18 LONG 3 4 LG HINGE KIT FIELD INSTALLATION STEP 1 ASSEMBLE FAN PLATE WITH CURE PLATE AS SHOWN UN AND 2 IF PARTS ARE ASSEMBLED DETAIL A WHIZ WHIZ NUT NUT FAN PLATE RIGHT PLATE CLEFT CURB PLATE RIGHT STEP 2 SEE DETAIL A FOR POSITIONING FAN PLATE DN PASE LINE UP FAN BASE EDGE TO INSIDE EDGE FAN PLATE AS SHOWN ON PIC 3 dicks 4 FAN BASE FAN BASE EDGE PLATE LEFT INSIDE EDGE FAN PLATE STEP 3 SCREW THE FAN PLATE TO THE FAN BASE USING THE 12 SHORT 1 2 LG SHEET METAL SCREWS NOTE IF THE SCREWS HIT THE CURB THEN RUN THE SCREWS FRUM INSIDE THE FAN BASE ALWAYS BE SURE THAT SCREWS DO INTERFERE WITH CURE WHEN FAN SWINGS SEE PIC 4 RUN RUN PIC 4 SCREW SCREW FROM FROM EAN BASE OUTSIDE INSIDE 7 1 4 2 approx APPROX STEP 4 SCREW THE CURB PLATE TO THE CURB USING THE gt LONG 3 4 LG SHEET METAL SCREWS TIGH
3. 20 Start Up and Maintenance Documentation START UP AND MEASUREMENTS SHOULD BE PERFORMED AFTER THE SYSTEM HAS BEEN AIR BALANCED Warranty will be void without completion of this form Job Information Job Name Service Company Address Address City City State State Zip Zip Phone Number Phone Number Fax Number Fax Number Contact Contact Purchase Date Start Up Date Fan Unit Information Refer to the start up procedure in this manual to complete this section Name Plate and Unit Information Field Measured Information Model Number Voltage Serial Number Amperage Volts RPM Hertz Phase FLA Blower Rotation Correct HP Incorrect Blower Pulley Motor Pulley Belt Number If measured amps exceed the FLA rating on the nameplate fan RPM must be reduced to decrease the measured amps below the nameplate FLA rating Maintenance Record Date Service Performed 21 Date Service Performed Factory Service Department Phone 1 866 784 6900 Fax 1 919 554 9374 22 23 24
4. 650 6 2 782 5 962 4 2 1137 3 5 1352 3 1563 2105 MOTOR PULLEY Ddi Dd2 Pdi Pd2 BX BELTS 2VP42 2 9 3 9 E 4 A TURNS ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAMETER PITCH DIAMETER 6 51 2 4 1 2 4 31 2 3 21 2 11 2 i2 0 7 1 2to 10 MOTOR PULLEY Ddi Dd2 Pdi Pd2 BX BELTS 2VP60 4 3 5 5 4 7 ng TURNS ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAMETER PITCH DIAMETER 6 51 2 4 1 2 4 31 2 3 21 2 11 2 i2 0 3 to5 HP MOTOR PULLEY Ddi Dd2 Pdi Pd2 BX BELTS 2VP42 2 5 3 9 3 4 AAA E TURNS ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAMETER PITCH DIAMETER 6 512 4 1 2 4 31 2 3 21 2 11 2 1 2 0 453 464 475 532 543 pesviso uz 48 as 4 59 52 ssa 5 sso 572 sss 58 en 7 1 2 to 10 HP MOTOR PULLEY Ddi Dd2 Pdi Pd2 BX BELTS 2VP60 4 3 5 5 4 7 L3 LLL open TURNS ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAMETER PITCH DIAMETER 6 512 4 1 2 4 31 2 3 2 1 2 11 2 1 2 0 15 to 20 HP MOTOR PULLEY Ddi Dd2 Pd2 BX BELTS 2VP75 5 8 7 gt 7 4 TURNS ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAMETER PITCH DIAMETER 6 51 2 4 1 2 4 31 2 3 21 2 11 2 i2 0 17 Troubleshooting The following table lists causes and corrective actions for possible problems with the fan units Review this list prior to consulting manufacturer T
5. of the equipment prove to be defective in material or workmanship within the 12 month warranty period upon examination by the MANUFACTURER such part will be repaired or replaced by MANUFACTURER at no charge The BUYER shall pay all labor costs incurred in connection with such repair or replacement Equipment shall not be returned without MANUFACTURER S prior authorization and all returned equipment shall be shipped by the BUYER freight prepaid to a destination determined by the MANUFACTURER INSTALLATION It is imperative that this unit is installed and operated with the designed airflow and electrical supply in accordance with this manual If there are any questions about any items please call the service department at 1 866 784 6900 for warranty and technical support issues Mechanical WARNING DO NOT RAISE VENTILATOR BY THE HOOD BLOWER OR MOTOR SHAFT OR BEARINGS USE LIFTING LUGS PROVIDED OR A SLING Site Preparation 1 2 3 4 Provide clearance around installation site to safely rig and lift equipment into its final position Supports must adequately support equipment Refer to manufacturer s estimated weights Consider general service and installation space when locating unit Locate unit close to the space it will serve to reduce long twisted duct runs The fan discharge must be located at least 10 feet away from any supply intakes The fan discharge shall be located in accordance with the applicable building code provisio
6. use te ee ie ii rg eere outs 7 Up Blast Roof Mount Utility a 7 Up Blast Wall Mount Installation u 8 Up Blast Through Wall Mount Installation 8 Down Blast Installation c eR RHET EE E ed 9 Up Blast Utility Set Hinging 9 Typical Hinge Kit Centrifugal uuu u 10 Typical Grease Box Installation nenne enne nennen 10 Up Blast Utility Set Rain Cap Option nano ncnnnnnn 11 Up Blast Utility Set Extension Option 1 enne nennen 11 Electrical iui b terae HE EORR D esee ti eese lng HO eet HE Eu Neate coe ids 11 Copper Wire Ampatity siii 12 PSC Permanent Split Capacitor Motor Speed Control 13 ECM Electronically Controlled Motor Speed Control 13 Motorized Damper u En 13 Fan to Building Wiring Connection u nennen nen 14 OPERATIONA s trata la la 15 Start nee en ee ne 15 Special Tools Reduired A mm 15 Start Wp Proce Gunes cct eate C ne CO RR BM oc E QE De nce EROR esa 15 Pulley Setscrew Tor QUe i 15 Pulley Alignment 16 Proper Belt Tension iui ee LEE id 16 Pulley Combination
7. Charter acarani iea A AAE NAAA E AAAA NR Ada 17 MPOUDIGSMOOUIN EE 18 Troubleshooting Chartae xti pps E R EN 18 MAINTENANCE nase ba 19 General Maintenance RR 19 Beating Grease Gha mica a E 19 Bearing Grease ci ad eine 19 2 Weeks after start p eco t ee dd e dit oia 20 Every o MONS e ae RES Ud eite dit or be CH RI qe na iiber RE 20 Mu AC ie 20 Start Up and Maintenance Documentation U nn 21 JODIO MON erena tete rune aid A e uuu au 21 Fan Unit Information en a aa a a dede ees 21 Maintenance a Terror 21 Factory Service 22 WARRANTY This equipment is warranted to be free from defects in materials and workmanship under normal use and Service for a period of 12 months from date of shipment This warranty shall not apply if 1 The equipment is not installed by a qualified installer per the MANUFACTURER S installation instructions shipped with the product The equipment is not installed in accordance with federal state and local codes and regulations The equipment is misused or neglected The equipment is not operated within its published capacity The invoice is not paid within the terms of the sales agreement The MANUFACTURER shall not be liable for incidental and consequential losses and damages potentially attributable to malfunctioning equipment Should any part
8. Power Roof Ventilator Installation Operation and Maintenance Manual Up blast Centrifugal Utility Fan Down blast Centrifugal Fan Axial Fan RECEIVING AND INSPECTION Upon receiving unit check for any interior and exterior damage and if found report it immediately to the carrier Also check that all accessory items are accounted for and are damage free Turn the blower wheel by hand to verify free rotation and check the damper if supplied for free operation WARNING Installation of this ventilator should only be performed by a qualified professional who has read and understands these instructions and is familiar with proper safety precautions Improper installation poses serious risk of injury due to electric shock contact with rotating equipment and other potential hazards Read this manual thoroughly before installing or servicing this equipment ALWAYS disconnect power prior to working on fan Save these instructions This document is the property of the owner of this equipment and is required for future maintenance Leave this document with the owner when installation or service is complete A0011032 January 2013 Rev 7 TABLE OF CONTENTS WARRANTY iuit a hinaha eet bs ue uiu 4 INSTALLATION EN 5 MechaniCal 4 5 ss citate a ern a 5 Site Preparatoria 5 Root oil mE 5 Wall MOUNTING Su u lit 6 Curb and DUCctwolIk ix ott nc Gem Gane A 6 Up Blast Roof Mount Installation
9. ROOF MOUNTED FANS RESTAURANT MODEL ULFEE HIGH HEAT OPERATION DIRECT DRIVE 300 149 C5 HIGH HEAT OPERATION BELT DRIVE 500 c260 0 HEAT SLINGER GREASE CLASSIFICATION TESTING TILT OUT WHEEL VENTED LOCKING PIN FOR POWER PACK CURB MOTOR WEATHER COVER NORMAL TEMPERATURE TEST BELT DRIVE EXHAUST FAN MUST OPERATE CONTINUOUSLY eo anak WHILE EXHAUSTING AIR AT 50 ZED C UNTIL ALL FAN PARTS HAVE REACHED CONSTRUCTION THERMAL EBUILIBRIUM AND WITHOUT AN DETERIDRATING EFFECTS TO THE FAN WHICH WOULD CAUSE UNSAFE OPERATION gt uu 3 FLANGE 4 B NORMAL TEMPERATURE TEST DIRECT DRIVE EXHAUST FAN MUST OPERATE CONTINUOUSLY Z WHILE EXHAUSTING AIR AT 200 149 C ka lt ROOF OPENING UNTIL ALL FAN PARTS HAWE REACHED _ DIMENSIONS THERMAL EGUILIERTUM AND WITHOUT ANY FO DETERIORATING EFFECTS TO THE FAN WHICH DRAIN WOULD CAUSE UNSAFE OPERATION P pl i i PITCHED CURBS ARE AVAILABLE 7 1 1 ABNORMAL FLARE UP TEST BELT amp DIRECT DRIVE i EXHAUST FAN MUST OPERATE CONTINUOUSLY FOR PLIEHED REDES i WHILE EXHAUSTING BURNING GREASE VAPORS y AT 600 31603 FOR PERIOD DF SPECIFY PITCH TE 15 MINUTES WITHOUT THE FAN BECOMING EXAMPLE 7 12 PITCH 20 SLOPE DAMAGED TO ANY EXTENT THAT COULD CAUSE AM UNSAFE CONDITION AAA OFTIONS E E GREASE BOX Nu P d PITCHED CURB E N di INSULATED CURB DUCTWORK BETWEEN Md EXHAUST RISER ON HOOD AMI PY OTHERS Up Blast Wall Mount Installation WALL WOUN
10. SION ASSEMBLY OPTION REB EXTENSION ASSEMBLY OPTION ONCE HEIGHT HAS REB EXTENSION ASSEMBLY OPTION BEEN SET SEAL WITH SILICONE BEFORE INSTALLING SCREWS REIO EXTENSION ASSEMBLY OPTION RE24 EXTENSION ASSEMBLY OPTION FIELD INSTALL SET HEIGHT FIELD INSTALL ONCE HEIGHT HAS BEEN SET SEAL WITH SILICONE BEFORE INSTALLING SCREWS 800023B 1 4 14 X 1 1 2 SELF DRILLING SCREW WITH RUBBER WASHER FIELD INSTALL 0156122 3 16 RIVET PLANT INSTALL PLANT INSTALL SEAL ALL OPEN SEAMS USING 3M FIRE BARRIER 2000 PLUS 8000238 1 4 14X 1 2 SELF DRILLING SCREW R104805X1X375 FIELD INSTALL R10480 5 SOFT CLOSED CELL GASKET FIELD INSTALL 11 Electrical Before connecting power to the fan read and understand this entire section of this document As built wiring diagrams are WARNING available with each fan by the factory Disconnect power before installing or servicing fan High Electrical wiring and connections should be done in voltage electrical input is accordance with local ordnances and the National Electric needed for this equipment This Code ANSI NFPA70 Be sure the voltage and phase of the work should be performed by a power supply and the wire amperage capacity is in accordance qualified electrician with the motor nameplate For additional safety information refer to AMCA publication 410 96 Recommended Safety Practices for Users and Installers o
11. T BRACKET 10970203 WALL MOUNT BRACKET WALL MOUNT BRACKET 18 GAUGE STEEL UNIT WALL OPENING CENTER CUT WALL BRACKET FITS INTO BASE OF FAN B SELF DRILLING SCREWS SHOULD BE USED DUT FOR UNIT ATTACHMENT TH WALL MOUNT BRACKET 18 1 2 2 19 13 B DIMENSION 5 WHEN USED WITH DAMPER 20 1 2 2 el 15 CENTERED IN WALL MOUNT 21 1 2 2 22 16 24 1 4 2 24 3 4 20 25 1 2 2 26 20 27 1 2 2 28 24 38 1 2 2 33 28 Up Blast Through Wall Mount Installation Wall Mount w Standard Curb 24 WHEEL 2 HP MAXIMUM eval Standard Roof Curb Wall Mount w Standard Curb SIDE VIEW 24 WHEEL HP MXM DT STANDARD CLRE WALL STANDARD CURB FITS INTO BASE OF FAN SELF DRILLING SCREWS SHOULD BE USED FOR UNIT ATTACHMENT TO CURB Flash wall to Curb FISHING AND SEALING OF WALL PENETRATION DONE BY OTHERS SECURE 10 WALL OPENING WITH HIN DF E 5267 FASTENERS I E Grease pipe pointed down ARDUNI FULL PERINETER FLANGE A qo 1912 22 21 ie a 21 IRAN FIFE 23 20 24 3 4 TAN PEM 26 e 20 28 25 12 20 PB 33 Down Blast Installation FEATURES ROOF MOUNTED FANS UL705 AMCA SOUND AND AIR CERTIFIED WIRING FROM MOTOR TO DISCONNECT SWITCH DISCONNECT SWITCH STANDARD BIRD SCREEN CURB
12. TEN NUT AND BOLT ASSEMBLY ENSURE FAN SWINGS PROPERLY Typical Grease Box Installation GREASE BOX INSTALLATION CLOSED POSITION FAN GREASE 20X COVER HINGE KIT OPTION PIPE GREASE OPEN POSITION BOK 3 APPROX GREASE BOX COVER GFEMEIOX Revae PARIS INCLUDED GREASE BOX GREASE BOX COVER GREASE PIPE SHEET METAL SCREWS 3 LONG 3 4 LG GREASE BOX FIELD INSTALLATION STEP 1 ATTACH GREASE BOX COVER TO THE CURE HOLD 3 DIMENSION AS SHOWN ON PIG 1 SCREW GREASE BOX COVER TO CURB USING LONG 3 4 SCREWS AS SHOWN DN 2 iG CURB GREASE BOX COVER SIEP 2 ATTACH GREASE BOX TD GREASE BOX COVER SLIDE AND DROP AS SHOWN ON 3 GREASE BOX STEP 3 INSTALL GREASE PIPE AS SHOWN UM 4 GREASE PIPE 10 Up Blast Utility Set Rain Cap Option Rain Cap Option Up Blast Utility Set SEAL ALL OPEN Utility Set Option Rain Cap Assemb IT 2000 PLUS REB RAIN CAP ASSEMBLY OPTION RE RAIN CAP ASSEMBLY OPTION CAP ASSEMBLY OPTION RE20 RAINCAP ASSEMBLY OPTION RE24 RAIN CAP ASSEMBLY OPTION 000238 1 4 14 X 1 2 SELF DRILLING SCREW R104805X1X375 R10480 S SOFT CLOSED CELL GASKET Up Blast Utility Set Extension Option Extension Option Up Blast Utility Set Utility Set Option Extension Assemb Descnpton REG EXTEN
13. be replaced with type TW wire or equivalent gi IMPORTANT FANS WITH HINGE KITS REQUIRE ENOUGH SLACK IN THE WIRING TO THE FAN TO ALLOW FAN TO TILT BACK TO THE OPEN POSITION ELECTRICIAN MUST CHECK THIS AND ACCOUNT FOR THE RANGE OF MOTION OF THE FAN 12 PSC Permanent Split Capacitor Motor Speed Control Some single phase direct drive fans contain speed controls that regulate the amount of voltage going to the motor Specific PSC motors must be used in conjunction with speed controls The speed control has a knob with an off position and high to low range At high speed the speed control allows all of the line voltage to pass right to the motor A minimum speed adjustment is provided to allow independent control of the minimum speed setting Minimum speed adjustment ensures motor runs with sufficient torque to prevent stalling To adjust this 1 Motor must be in actual operating conditions to achieve proper speed adjustment Motor will not slow down unless proper load is applied 2 Turn main control knob to lowest speed position 3 Locate and adjust minimum speed setting and adjust with small screw driver This can be found under the speed control faceplate rotate clockwise to decrease minimum speed counter clockwise to increase minimum speed 4 Motor will now operate from this preset minimum speed to full speed The lowest minimum voltage that may be applied to these motors is 65VAC Running lower voltages to the mot
14. ealed and over greasing bearings can cause damage to the bearings Do not grease until grease comes out of seals Only add the appropriate amount of grease All fasteners should be checked for tightness each time maintenance checks are preformed prior to restarting unit Fans require very little attention when moving clean air Occasionally oil and dust may accumulate causing imbalance If the fan is installed in a corrosive or dirty atmosphere periodically inspect and clean the wheel inlet and other moving parts to ensure smooth and safe operation Bearing Grease Charge Shaft Size Grease Charge Inches Ounces 1 2 to 3 4 7 8 to 1 3 16 1 1 4 to 1 1 2 1 11 16 to 1 15 16 20 27 16 2 1 2 to 2 15 16 3 to 3 7 16 3 1 2104 Bearing Grease Type Lithium Complex ET NLGI 2 20 10200 F Operating Temperature Intermittent to 250 F 19 2 weeks after startup Belt tension should be checked after the first 2 weeks of fan operation on belt drive fans Belts tend to stretch and settle into pulleys after an initial start up sequence Do not tension belts by changing the setting of the motor pulley this will change the fan speed and may damage the motor To re tension belts turn the power to the fan motor OFF Loosen the fasteners that hold the motor to the fan Move the motor to the left or right to adjust the belt tension Belt tension should be adjusted to allow 1 64 of deflection per inch of belt span Exercise extreme ca
15. epending upon curb installation and roofing material Check all fasteners for tightness The diagrams below show different mechanical installation configurations Up Blast Roof Mount Installation FEATURES ROOF MOUNTED FANS RESTAURANT MODEL E UL762 AMCA SOUND AND AIR CERTIFIED WIRING FROM MOTOR TO DISCONNECT SWITCH WENTED T WEATHERPROOF DISCONNECT CURB HIGH HEAT OPERATION 300 F 149 C gt GREASE CLASSIFICATION TESTING je a B NDRMAL TEMPERATURE TEST 20 GAUGE EXHAUST FAN MUST OPERATE CONTINUOUSLY STEEL WHILE EXHAUSTING AIR 300 F C149 C gt CONSTRUCTION UNTIL ALL FAN PARTS HAVE REACHED THERMAL EQUILIBRIUM AND WITHOUT ANY DETERIORATING EFFECTS TO THE FAN WHICH 3 FLANGE GREASE DRAIN WOULD CAUSE UNSAFE OPERATION a weg ABNORMAL FLARE UP TEST rd 77 EXHAUST FAN MUST OPERATE CONTINUOUSLY e PA WHILE EXHAUSTING BURNING GREASE VAPORS E km ROOF OPENING F 600 F 316 C FOR A PERIOD OF sagi j DIMENSIONS 15 MINUTES WITHOUT THE FAN BECOMING RO LI DAMAGED TO ANY EXTENT THAT COULD CAUSE AN UNSAFE CONDITION OPTIONS PITCHED CURBS ARE AVAILABLE 7 FOR PITCHED ROOFS GREASE BOX HINGED FAN PITCHED CURB SPECIFY PITCH 12 INSULATED CURB EXAMPLE 7 12 PITCH 30 SLOPE DUCTWORK BETWEEN EXHAUST RISER ON HOOD AND FAN OTHERS Up Blast Roof Mount Utility Installation FEATURES
16. f Industrial and Commercial Copper Wire Ampacity Fans Wire Size AWG Maximum Amps 14 20 1 Always disconnect power before working on or near a 12 25 fan Lock and tag the disconnect switch or breaker to 10 30 prevent accidental power up 8 40 2 A disconnect switch is shipped with every fan The 6 55 Switch is located on the exterior of up blast fans and in 4 70 the interior of down blast fans On down blast direct drive fans the disconnect function is built into the speed controller 3 Adedicated branch circuit should supply the motor circuit with short circuit protection according to the National Electric Code This dedicated branch should be run to the junction box mentioned above and connected as shown in a following illustration labeled Fan to Building Wiring Connection 4 Make certain that the power source is compatible with the requirements of your equipment The fan nameplate identifies the proper phase and voltage of the motor Before connecting fan to building power source verify power line wiring is de energized Secure the power cable to prevent contact with sharp objects Do not kink power cable and never allow the cable to come in contact with oil grease hot surfaces or chemicals 8 Before powering up fan check fan wheel for free rotation and make sure that the interior of the fan is free of loose debris or shipping materials 9 If any of the original wire supplied with the fan must be replaced it must
17. in pipe is provided for single point drainage of water and residue on up blast fans The drain pipe should be positioned towards the roof slope Some means for collection of this residue must be provided either a container directly under the trough or use of an adapter and pipe to carry the residue to a remote collection point An optional down spout and grease collection box is available as an accessory item for up blast fans Wall Mounting 1 2 4 5 6 The same instructions warnings and notes found under Roof Mounting section will apply Refer to steps 2 and 3 and steps 5 through 8 Masonry Wall Around the wall opening install an angle iron frame at least 2 x2 x Frame should be approximately 1 2 smaller than the inside base dimension of the ventilator Secure the lead cinch type anchors with non ferrous bolts 3 per side The ventilator should be mounted to the mounting angle with self taping sheet metal screws 3 per side Wood Sidings Around the wall opening install a wooden frame 2 high x 2 wide Frame should be approximately 1 2 smaller than the inside base dimension of the ventilator Secure with counter sunk expansion type lag bolts 3 per side The ventilator should then be mounted to the mounting frame with the square head wood screws 3 per side 3 8 minimum Steel wall mount brackets are also available as a factory option for the fan The mounting flange connections should be coated with a suitable caul
18. king compound or an approved waterproof mastic sealer Wall mount application is not recommended from fans with wheels 30 or larger IMPORTANT OSHA REGULATIONS REQUIRE THE VENTILATOR TO BE MOUNTED AT LEAST EIGHT 8 FEET ABOVE GROUND OR FLOOR LEVEL Curb and Ductwork This fan was specified for a specific CFM and static pressure The ductwork attached to this unit will significantly affect the airflow performance Flexible ductwork and square elbows should not be used Also transitions and turns in ductwork near the fan inlet will cause system effect and will drastically increase the static pressure reduce airflow Follow SMACNA guides and recommendations for the remaining duct run Fans designed for rooftop installation should be installed on a prefabricated or factory built roof curb Follow curb manufacturer s instructions for proper curb installation Curbs should be connected to structural roof members with at least four 3 lug screws anchor bolts or other suitable fasteners not furnished per curb flange Curb flanges should be caulked to roof and The fan should be installed on a curb and or rail elevated not less than 14 above any surface Be sure duct connection and fan outlet are properly aligned and sealed Secure fan to curb through vertical portion of the ventilator base assembly flange using a minimum of eight 8 lug screws anchor bolts or other suitable fasteners not furnished Shims may be required d
19. lator has been properly set disconnect power and recheck belt tension and pulley alignment as described below Pulley Setscrew Torque Pullev Adiustment Illustration Thread Size Torque IN Lb No 10 bushing 32 1 4 bushing 72 5 16 130 DECREASE AMPERAGE AND BLOWER 15 Pulley Adjustment Belt Drive Fans The adjustable motor pulley is factory set for the RPM specified Speed can be increased by closing or decreased by opening the adjustable motor sheave Two groove variable pitch pulleys must be adjusted an equal number of turns open or closed Any increase in speed represents a substantial increase in horsepower required by the unit Motor amperage should always be checked to avoid serious damage to the motor when the speed is varied Always torque setscrews according to the setscrew torque chart Pulley Alignment CORRECT INCORRECT Proper Belt Tension 1 16 INCH 16 Pulley Combination Chart Motor RPM 1725 1 3 to 1 1 2 HP MOTOR PULLEY Ddi Dd2 Pdi Pd2 AX BELTS 1VL34 1 9 2 9 es 3 TURNS ON MOTOR PULLEY Closed LOWER PULLEY DATUM DIAMETER PITCHDIAMETER 5 332 T 3 212 gt Jim a TT 370 sss w 1 3 to 1 1 2 HP MOTOR PULLEY Ddi Dd2 Pdi Pd2 AX BELTS 1VL40 2 4 3 4 2 6 3 6 pen es ON MOTOR PULLEY Closed BLOWER PULLEY DATUM DIAWETER 5 T 22 T 4 Tuz T G 22 gt Jim I i 11 447 508 524 539 544 9 619 7 5
20. n up by turning the external disconnect to the ON position and shut it OFF immediately to check rotation of the wheel with the directional arrow on the blower scroll Reversed rotation will result in poor air performance motor overloading and possible burnout For units equipped with a single phase motor check the motor wiring diagram to change rotation For 3 phase motors any two power leads can be interchanged to reverse motor direction When the fan is started up observe the operation and check for any unusual noises Switch the external disconnect back to the ON position and with the air system in full operation and all ducts attached measure the system airflow Motor sheave pulley is variable pitch and allows for an increase or decrease of the fan RPM to adjust the airflow as shown in the illustration below For your convenience a RPM chart is included in the following pages If the fan is a direct drive version it may have a speed control to adjust speed Once the proper airflow is achieved measure and record the fan speed with a reliable tachometer Caution Excessive speed will result in motor overloading or bearing failure Do not set fan RPMs higher than specified in the maximum RPM chart See the troubleshooting guide for more information Measure and record the voltage and amperage to the motor and compare with the motor nameplate to determine if the motor is operating under safe load condition Once the rpm of the venti
21. ns Roof Mounting 1 2 Ventilators are designed for installation atop a prefabricated or factory built roof curb Follow manufacturer s instructions for proper curb installation If a backdraft damper is required it should be secured within the curb using sheet metal screws to the bottom of a damper box or damper support flanges located below the roof deck CAUTION NFPA 96 RECOMMENDS THAT DAMPERS SHOULD NOT BE INSTALLED WHEN EXHAUSTER IS USED FOR REMOVAL OF SMOKE AND GREASE LADEN VAPORS FROM COMMERCIAL KITCHEN EQUIPMENT CONSULT STATE AND LOCAL CODES FOR DETAILED REQUIREMENTS If an up blast fan is used for kitchen hood exhaust ensure discharge is at least 40 inches above the roof surface in accordance with NFPA96 On an up blast fan normally the power cord is brought through the conduit tube located on the top skirt on the outside of the unit Secure ventilator curb through vertical portion of the ventilator base assembly flange using a minimum of eight 8 lug screws anchor bolts or other suitable fasteners not furnished Before connecting fan motor to power source verify power line wiring is de energized Connect power supply wiring to the motor as indicated on the motor nameplate or terminal box cover Make certain that the power source is compatible with the requirements of your equipment Before powering up fan check ventilator wheel for free rotation Check all fasteners for tightness Re install motor dome A dra
22. or can cause premature failure and overheating problems ECM Electronically Controlled Motor Speed Control ECM motors and control allows accurate manual adjustment of fan speed The benefit of ECM motors is exceptional efficiency performance and motor life The control used with ECM motors features a 4 digit LED numerical display The blue knob on the control allows the user to set the flow index with a screwdriver Twenty seconds later the display shows the motor RPM Then the display periodically alternates between the flow index and motor RPM The flow index has a range of 0 to 100 and is typically linear with motor RPM The ECM control requires a 24 VAC input and can locally turn the motor on and off The motor can be adjusted between 300 RPM and maximum speed with this control NOTE To adjust the speed of 3 phase direct drive motors a variable frequency drive is required Motorized Damper On units shipped with the optional motorized damper power must be supplied to the damper according to the damper nameplate The damper motor is controlled external to the fan External wiring to the damper motor is required 13 Fan to Building Wiring Connection l20v 1 Ph 208 240V 1 PH SS Ly Disconnect Switch Disconnect Switch Disconnect Switch Customer supplied wiring from building Customer supplied wiring from building powe
23. r or pre power or pre wired control wired control BK Bk ponel panel Customer supplied wiring from building ower or pre wired control panel BK 115 230V 1 PH 2 Speed 208 240 460 600V 3 PH Speed WIRE COLOR BLACK RD RED WH WHITE GR GREEN Disconnect Switch Disconnect Switch Customer supplied wiring from building power or pre Customer supplied wiring from building BK RD GR HIGH LOW SPEED SPEED HIGH LOW SPEED SPEED 14 OPERATION Prior to starting up or operating the ventilator check all fasteners for tightness In particular check the set screw in the wheel hub bearings and the fan sheaves pulleys With power to the fan OFF or prior to connecting ventilator to power turn the fan wheel by hand to be sure it is not striking the inlet or any obstacles Re center if necessary Start Up Special Tools Required AC Voltage Meter Tachometer Amperage Meter Standard Hand Tools Start Up Procedure Or pom o Check all electrical connections for tightness and continuity Check pulley alignment and belt tension as described below for belt drive fans Inspect the condition of the damper and damper linkage if provided Inspect the air stream for obstructions or debris in wheel Compare the supplied voltage with the fan s nameplate voltage If this does not match correct the problem Start the fa
24. re when adjusting V belts as not to misalign pulleys Any misalignment will cause a sharp reduction in belt life and produce squeaky noises Over tightening will cause excessive belt and bearing wear as well as noise Too little tension will cause slippage at startup and uneven wear Whenever belts are removed or installed never force belts over pulleys without loosening motor first to relieve belt tension When replacing belts use the same type as supplied by the manufacturer On units shipped with double groove pulleys matched belts should always be used All fasteners should be checked for tightness each time maintenance checks are preformed prior to restarting unit Every 3 months 1 Belt tension should be checked quarterly for belt drive fans See instructions in the previous maintenance section Over tightening will cause excessive bearing wear and noise Too little tension will cause slippage at startup and uneven wear 2 Fans need to be cleaned quarterly and more often in severe conditions Yearly 1 Inspect bearings for wear and deterioration Replace grease if necessary 2 Inspect belt wear and replace torn or worn belts on belt drive fans 3 Inspect bolts and set screws for tightness Tighten as necessary 4 Inspect motor for cleanliness Clean exterior surfaces only Remove dust and grease from the motor housing to ensure proper motor cooling Remove dirt and grease from the wheel and housing to prevent imbalance and damage
25. roubleshooting Chart Problem Potential Cause Corrective Action Fan Inoperative Blown fuse or open circuit breaker Replace fuse or reset circuit breaker and check amps Disconnect switch in Off position Turn to On position Motor wired incorrectly Check motor wiring to wiring diagram located on fan motor Broken fan belt Replace belt Motor starter overloaded Reset starter and check amps Motor Overload Fan rotating in the wrong direction Be sure fan is rotating in the direction shown on rotation label Fan speed is too high Reduce fan RPM Motor wired incorrectly Check motor wiring to wiring diagram located on fan motor Overload in starter set too low Set overload to motor FLA value Motor HP too low Determine if HP is sufficient for job Duct static pressure lower than design Reduce fan RPM Insufficient Airflow Fan rotating in the wrong direction Be sure fan is rotating in the direction shown on rotation label Poor inlet outlet conditions There should be a straight clear duct at the inlet outlet Damper not fully open Inspect damper linkage and replace damper motor if needed Duct static pressure higher than design Improve ductwork to eliminate or reduce duct losses Blower speed too low Increase fan RPM Do not overload motor Belt slippage Adjust belt tension Excessive Airflow Blower speed
26. to high Reduce fan RPM Duct static pressure lower than design Reduce fan RPM Excessive Vibration and Noise Misaligned pulleys Align pulleys Damaged or unbalanced wheel Replace wheel Fan is operating in the unstable region of the fan curve Refer to performance curve for fan Bearings need lubrication or replacement Lubricate or replace Fan speed is too high Reduce fan RPM Belts too loose worn or oily Inspect and replace if needed 18 MAINTENANCE To guarantee trouble free operation of this fan the manufacturer suggests following these guidelines Most problems associated with fan failures are directly related to poor service and maintenance Please record any maintenance or service performed on this fan in the documentation section located at the end of this manual WARNING DO NOT ATTEMPT MAINTENANCE ON THE FAN UNTIL THE ELECTRICAL SUPPLY HAS BEEN COMPLETELY DISCONNECTED General Maintenance 1 2 Fan discharge and approaches to ventilator should be kept clean and free from any obstruction Motors are normally permanently lubricated Check bearings periodically If they have grease fittings lubricate each season Use caution when lubricating bearings wipe the fittings clean the unit should be rotated by hand while lubricating Bearings should be lubricated every 2 months The type of grease and the amount of grease can is shown below Caution Bearings are s
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