Unified Brands VENTILATION SYSTEMS User's Manual
Contents
1. SECTION ITEM NO MODEL NO SLOT DIMEN SN SECTION ITEM NO MODEL NO SLOT DIMEN SN NO a n b n a n b E Venger READINGI POSITION POSITION POSITION POSITION READING POSITION POSITION POSITION POSITION NO NO 1 NO 2 NO 3 4 NO 1 NO 2 NO 3 NO 4 2 2 5 TOTAL TOTAL AVERAGE AVERAGE SECTION ITEM NO MODEL NO SLOT DIMEN ess SECTION ITEM NO MODEL NO SLOT DIMEN CN NO F b n E s b ng READING POSITION POSITION POSITION POSITION READING POSITION POSITION POSITION POSITION NO NO 1 NO 2 NO 3 NO 4 NO NO 1 NO 2 NO 3 NO 4 2 2 9 TOTAL TOTAL AVERAGE AVERAGE SECTION ITEM NO MODEL NO SLOT DIMEN CN SECTION ITEM NO MODEL NO SLOT DIMEN CN NO o b SBR No a b ee READING POSITION POSITION POSITION POSITION READING POSITION POSITION POSITION POSITION NO NO 1 NO 2 NO 3 NO 4 NO NO 1 NO 2 NO 3 NO 4 2 2 3 S TOTAL TOTAL AVERAGE AVERAGE A ENERGY AIRE HOODS EXHAUST 1 Reading No 1 2 and 3 are taken at the front middle and back of the intake slot 2 For 8 foot hood sections and less take three 3 readings at each of three 3 locations 1 foot from each end and one 1 reading in the middle 3 For hood sections over 8 feet in length take three 3 readings at each of four 4 locations 1 foot fro2. NdeI ald 0181 681 1y S1DH 3gAp AvW S1vaLN3Nn q3sn4 Qa Q AONAIS wavy I 4 LSIW HOLIMS X T 9 ooolooo o O sua dnd EOM AA 1 393 3 3 6 1 1 S I SDI O3NNDD 33N31IS H av cv JOE bee Lepe sake bF waviy SAVd N H N D a0 UN 3 ON OO 8 98 y 2 I apr mimo 5 e OO 511 3813 S3HSVA Audns 3180DN1 D amp 1 O 831 II AvW aadnvd AR 13d aloo 64 ns PC e Li ut oa valO Q Aes lem HSVA 5 5 m ATA X X m N OO 1 0 II 3VN SSDLIVOIONI S o amp eli 131 DILSDNDVIG I2j02 6I1 8T ZT 9T ST ri T CI HI OT 6 8 2 9 8 7 OO A83AD238 Disk Ba qayna onana SL M OA OO age N ON ON ND Nv4 v 4831 vd OO 1ND3 134 asn wav Tv Nv4 Ins dIML 8120 4A AV SD123NND2 29 ADI 3anin4 AB SNV4 AAT 555 LNNHS davoa LMA LAD LNANI H aDSS32DadDaoIW 4 A les 3835 ADE 55350 Q U ETI eal Gal 981 181 881 17 Detergent Pump and Tank Detergent pumps are factory preset according to the Terminals No 23 and 24 of AVTEC terminal chart in fig no 15 This is a generalized guide strip supply 120vac power to the detergent settings may vary depending on water temperature pump during the Wash Cycle s The pump and pressure detergent type and concentrat
3. g Holiday Feature To temporarily suspend a programmed Daily Event Schedule for a particular day during the upcoming seven 7 day period press HOLIDAY The display will show the status of the current day Select the day s Daily Event Schedule which you wish to suspend make a Holiday by pressing DAY and or DAY Press CHANGE CLEAR to make that day a holiday Press DAY and or DAY to select additional Holidays press RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the display will automatically return to Normal Display After the Holiday passes the Daily Event Schedule will resume normally The Manual Controls will operate normally during a Holiday h Fan On During Recovery The operator can choose to have the fan on during PAWS recovery periods or remain off To have the fan come on during recovery push down the right side of switch number one of the selector switch To have the fan remain off during recovery push down the left side of switch number one of the selector switch see fig 19 i Power Loss In the event of a power loss the clock stops but the PAWS and the Daily Event Schedule are retained for up to six 6 months j Last Command Indicator In the Normal Display the last digit of the top row indicates the last command put into the microprocessor The letters used are L Power Loss C Clock or Program Change P Programmed Daily Event Schedule C
4. s Wash Stop itt egs rte qa kasqaqa Za Sms Trouble Conditions cce oscila adress Low Detergent Indicator Supervised Valve optional silii Hood Plenum Fire Protection Automatic Operation Manual Operation Programming Instructions Setting Ihe CIOCK uz neces esce eme ee en wa kuu end deci eerie nt Setting The odii a e e rep Re p EE EET Single Wash Models eh Multi Wash sae eea neinei a E E EOE Setting The Fire Delay iun zx emm cates denke kae x on RR Ya sua Reviewing The Daily Event Schedule Changing The Daily Event Schedule Repeating The Daily Event Schedule y Holiday Feature beeen bho ties teh eh E ER Re gue Fan On During Recovery 0 000 Power LOSS Last Command Diagnostic Indicators eus s kk Re hea ghee ea ODER IUD Detergent Pump and Tank ATT TOAFOAONATHO ATH WTONAOTH ADWwoOn FO onmoou r N N Aa N bui wo
5. Final connect of this system must be done in the field by the sprinkler contractor or authorized plumber A certification inspection report is done by an authorized AVTEC representative Periodic inspection is generally required but replacement of parts and periodic maintenance is virtually eliminated For further details refer to the AVTEC MIST A FIRE Installation and Operating Technical Manual CFM REQUIREMENTS 400 F Cooking 600 F Cooking 700 F Cooking II INSTALLING VENTILATOR Model No Surface Equip Surface Equip Surface Equip The ventilator is supplied with brackets to facilitate AFWO AFBO 200 300 525 AFDO AFWP the attachment of hanger rods to the vent Hanger AFBP AFDP rods should be attached to all brackets to ensure tpe ee proper support 2501175 NR NR A Ascertain that the ceiling roof structure is strong AFBD AFDD enough to support the weight of the hood and 250 400 600 support system The approximate weight of the AFILAFID 300 150 N R N R hood is shown below DOLUS enn 28 45 Ibs linear ft for hoods w o AMU plenums AXBP AXDP 55 Ibs linear ft for hoods w AMU plenums 125 Ibs for fire control cabinet AXWIAXBI 2501175 TUR NR B Carefully uncrate the hood so as not to dent or AXDI AXWD AXBD AXDD scratch the outer surface UE MR C Position the hood on the floor in approximately AWWO AWWP 194 270 525 its final installed location AWWE AWDO AWDP AWDE D Us
6. Pressure Switch MAF II Supervised Valve Switch 120vac 25 milliamps 12vdc 25 milliamps 20vdc 2 milliamps MAF II Horn 12vdc 1 5amps Battery 12v 5A Hours Auxillary Power Tap See Mist A Fire Technical Manual fig 10 C Dampers amp Detectors AW amp optional Models Fig 13 Terminal block in the damper housing is pre wired to a junction box above The wires are colorcoded refer to field interconnection wiring diagram Refer to enclosed control panel wiring C Drain s diagram Interconnection may be required The drain pipe is connected at one or both ends between damper housings of the ventilator and run to an air gap assembly hub amp funnel or open floor drain to act as an anti siphoning device An air gap assembly is JUNCTION 80X e recommended for the most sanitary and positive I connection The air gap should be the same size on the inlet end and one pipe size larger on the outlet to avoid splash over EBE D Field Joints Interconnection between field joints on AW Hood attach with 2 elbows and expandable TERMINAL coupler Refer to fig 11 DAMPER d Error Not a valid link TOP OF VENTILATOR Fig 11 E Detergent Pump and Tank Detergent pump tubing plastic copper or stainless steel must be provided from the I detergent pump outlet to an injection point Fig 13 between the vacuum breaker check valve and
7. to set the correct hour Note if AM or PM is displayed correctly Press MINUTE and or MINUTE to set the correct minutes When you are satisfied that the day and time are correctly displayed press SAVE ENTER The display changes to the Normal Display If no key is pressed for thirty 30 seconds the display will automatically return to Normal Display b Setting the PAWS 1 Single Wash Models P 10 amp P 15 The wash can be programmed to run for up to fifteen 15 minutes It is followed by a recovery period of from zero 0 minutes up to two 2 hours This period can be used in installations which require that the fans automatically turn on for a period of time after the wash cycle is complete To review the PAWS press PAWS The display wil indicate PAWS MODE SELECTED for about three 3 seconds then change to indicate the total PAWS duration wash and recovery periods in hours and minutes and the duration of the wash period in minutes Press NEXT to display the duration of the recovery period Press NEXT to display the duration of the fire delay cycle To change the duration of a segment press NEXT or LAST until the appropriate segment is displayed then press CHANGE CLEAR When the display flashes press MINUTE or MINUTE until the duration is displayed then press SAVE ENTER to retain that time The total PAWS duration is automatically updated To change the duration of an additional
8. D Ventilator Lights the ventilator inlet For larger installations A 120vac supply circuit must be supplied thru a ventilator light switch to the ventilator The light switch may be supplied by AVTEC in the control panel or on the hood Interconnection may be required between light fixtures multiple pumps are used Normally the detergent pump and tank are located in the control panel and tubing from the detergent pump to the detergent tank is factory connected In the application when the detergent pump and tank are located in a remote area tubing is V PLUMBING CONNECTIONS provided for connection from the pump to the AW Models Refer to fig 14 tank The connections listed below are shown on page 8 Pumps may be pre wired in control panel or A Hot Water Wash 140 hot water is needed to properly clean the extractor chamber Supply is connected to the control panel inlet Control panel outlet is connected to the ventilator inlet s NOTE A vacuum breaker and check valve must be installed at least 6 above the ventilator inlet to prevent back up of detergent water into fresh water supply B Cold Water Mist Optional Cold water supply is connected to the control panel inlet Control panel outlet is connected to the ventilator inlet s Energy Distribution System or located remotely Detergent tank must always be located within 5 ft of the pump F Interconnecting Depending on specifications some ventilator secti
9. NUT P N 900 8887 1 4 FENDER WASHER 11 16 DIA PRE ES mi I I i FULL PERIMETER TRIM ANGLE EA PUNCHED HOLE 10 24 x 1 2 S S WELD STUD 0 025 DIA LOCATOR 5 5 2 HOLE FOR WELD STUD UDS TOWER zi FULL RIGHT Ce E EEEL CENTERED EM ad 11 16 DIAMETER HOLES ALLOW 1 4 ORBITAL FLOAT fig B fig C DATE SCALE TITLE 7 16 98 N T S Vent to Risor Interface DWG NO VIMNFGAB DWG DRAWN BY CDS IV ELECTRICAL CONNECTIONS 1 Typical Field Connections for the PAWS A VCW Control Panel Refer to fig 7 Control Panel are sh
10. TB9 INPUT OUTPUT BOARD o o o J z d EA Paws MANUAL I d FIRE L 5 SWITCH Fig 8b 9 Terminal Block 11 TB 11 has three 3 pairs of terminals The first pair of terminals are low voltage connections for the detergent low level probe The probe should be installed in the detergent container so that it does not protrude above the top of the detergent pump inlet strainer fig 49 This is intended to prevent cavitation of the pump and will advise when the tank needs to be refilled The probe rods may be cut to facilitate a neat and effective installation N mi o DETERGENT PROBE DETERGENT TANK DETERGENT PICK UP TUBE NLET STRAINER T BOTTOM OF PROBE MN BOTTOM OF TANK Fig 9 10 Terminal Block 12 TB 12 has three 3 pairs of terminals The first pair of terminals are for connection to the optional battery Terminal Block Designation For authorized sevice techinician use only B PAWS Control Panel TB 1 TB 2 TB 3 TB 4 TB 5 TB 6 TB 7 TB 8 TB 9 TB 10 TB 11 TB 12 1 Line Hot 2 Line Neutral 3 Mech Ground 1 Switched Hot 2 Neutral 3 Switched Hot 4 Neutral 5 Switched Hot 6 Neutral 1 Switched Hot 2 Neutral 3 Switched Hot 4 Neutral 5 Switched Hot 6 Neutral 1 Switched Hot 2 Neutral 3 Switched Ho
11. exhaust a cold water mist option is available This is especially useful with charbroilers Cold water mist is a fine spray within the plenum area which runs whenever the fans are ON This com plements the baffle system on Energy Aire Systems and does not replace the wash down feature Water pressure should be between 30 40 psig flow Lights 1 Surface Mounted Incandescent To replace the bulb unscrew the globe Fixture will accept bulbs up to a maximum of 100 watts Screw the bulb into the socket and then proceed to screw the globe tightly in position Be sure that the inner silicone gasket is in place before installing the globe 2 Recessed Incandescent To replace the bulb loosen screws which retain diffuser panel Diffuser panel is attached to housing with a cable to prevent it from falling or becoming lost Fixture will accept bulbs up to a maximum of 150 watts 3 Recessed Fluorescent To replace bulbs unscrew diffuser panel The diffuser is attached to a housing with a cable to prevent it from falling or being lost Two 2 bulbs are required for each fixture Fixture Size nominal Bulb Size 24 2 F20T12TS 36 2 F30T12RS 48 2 FAOT12RS VIII PERIODIC MAINTENANCE A Baffle Filters Filters should be removed and cleaned at least weekly depending on hours of operation Filters may be cleaned by soaking in a strong detergent solution or running thru a dishwasher When replacing make sure filters
12. must be authorized by the factory and be performed by AVTEC s authorized service personnel This Warranty is limited to the United States and Canada This Warranty does not apply to any damage resulting from shipping improper installation accident unauthorized alteration local codes not previously brought to the attention of AVTEC misuse or abuse and does not cover loss of food other products or damage to equipment or property resulting from mechanical or electrical failure AVTEC neither makes nor assumes and does not authorize any other person to assume any other obligation or liability in connection with its products other than that covered in this Warranty 30
13. provides power for B Programmable Automatic Wash Sequence Terminal No 6 Terminal No 6 is the Hot lead PAWS Control Panel and Terminal No 3 is Neutral AVTEC VENT PANEL INTERFACE WIRING DIAGRAM VCWW VENTILATOR LIGHT WIRING AVTEC VENT PANEL ALL INTERNAL CONTROL WIRING IS 16 GA AWG 105 C VENT VENT jun Tacna SS dis r GRN AWG 10 uS e INDICATOR TE CM Kr iE 3555 T E TORN BIST Se LEO ISTE e qebteterty I z 1155 U MON Below ku Xe FIELD CONNECTIONS BY es 1 6 e o 5 ELECTRICAL CONTRACTOR jmo nor lj ud x F s 1 1111215 t POWER SUPPLY MS Ens Pus E M EXT 15 AMP NPU T3 a i eS X ES 0 i B j AA gue iran je IT PE EUN 7 bet Mis sen cow JN ELECTRICIAN NOTE 8 2 5 3 JUMPER J1 SHOWN FROM TERMINAL 11 MUST BE pus koa kk 3 8 INSTALLED THE PANEL IS NOT INTERWIRED TO THE FIRE SUPPRESSION SYSTEM SWITCH WHEN THE PANEL 7 IS INTERCONNECTED TO THE FIRE SUPPRESSION SYSTEM 10 z 3 XI 5 8 x 3g SWITCH DO NOT INSTALL JUMPER 1 138 5 8 3 d 85 2 5 4 5 6 7 6 9 11 12 15 a FIELD CONNECTIONS BY ELECTRICAL L t 2 s 4 s e e ojtojtr ro i L CONTRACTOR TO AVTEC EQUIPMENT J IER we ao ounan i rH cag p mes PERL 5 amp S L es E B trot L A 2 TT Tsesowssbar i PUMP E LOM AE P AM MU MORE I 9 S DER TYPE EM parena DAMPER S s TYPE EM B epi 3 3 povusr
14. 306 0000 and 144 0902 144 0902 Large LInkage F FUSIBLE LINK DAMPER TEM NO AS DMP1010B 10 x 10 Balancing Damper 20 x 10 Balancing Damper 30 x 10 Balancing Damper 10 x 10 Combo Balancing and Fire Damper 7 16 x 10 Combo Balancing and Fire Damper 30 x 10 Combo Balancing and Fire Damper 40 x 10 Combo Balancing and Fire Damper 1 1 0 1 12 15 16 1 AS LNK0201 Fusible Link 212 F 18 306 0007 Clover Hook Curtain Damper G HOOD CANOPY ITEM NO 1 Vice Action Panel Latch 20 x 25 S S Filter 20 x 20 S S Filter 7 16 x 20 Aluminum Filter 20 x 16 Aluminum Filter 3 0 Fluorescent Work Light 1 AS NZL0303 Spray Nozzle Br No 1 8 GG 2 8W Water AS NZL0304 Spray Nozzle Br No 1 8 GGA 1 5W Wash 2 1 21 AS NZL0302 Spray Nozzle Br No 1 8 B 0 5 0 5W Cold Water Mist 3 24 PB CPL0316 2 Expandable Coupler PB ADP0310 2 PVC XMPT Adapter 26 PB FTG0311 2 Male PVC Fitting 25 EVAS Cleaner Degreaser For Exhaust Ventilator Auto wash Cleaner Wi Cleaner Degreaser Advantages UNIQUE POWERFUL CLEANING FORMULA Tough enough to break down the worst oil and grease in your water wash system leaving it Super Clean Reduces the need for using environmentally harmful chemicals Non caustic and non abrasive Concentrated formula gives you more cleaning power for your money Compatible with bio enzyme wastewater treatment product
15. AG Detergent rau oe u Re De w aypa RR E Electro Mechanical Damper F Fusible Link Damper i e cure eR EE rue er teme Es G Hood Canopy ze oA oR ee erm NiIDAS CN GL OTHER DATA AND DRAWINGS A EVAC Cleaner Cut Sheet sess B Air Movement Recordings e C Calculating and Recording Air Movement Readings D Calculating and Recording Air Movement WABRANTY tede eee vem exem Pe tud uti ce ET TYPES OF SYSTEMS This manual covers three 3 of the basic types of systems offered by AVTEC Baffle Filter AF Modular Grease Extractor AX and Auto Wash Down AW A Baffle Filter AF Series See fig 71 Model AF ventilators are listed by Underwriters Laboratories Inc UL and are built in accordance with the National Fire Protection Association NFPA Standard No 96 for use with UL Listed fire extinguishing systems for duct hood protection They are available with or without an automatic exhaust fire damper They utilize UL Classified removable baffle filters to extract grease and provide a limited fire barrier The canopy contains an integral grease trough and removable grease receptacle s Surface plenum and duct collar fire extinguishing systems may be factory supplied Vent Control Panels may be supplied with these Systems See additional wiring diagrams
16. Check wiring to ensure terminals No 1 and No 2 have been connected to a proper 120vac power source 5 Check that all related fuses are intact and that the circuit breaker in main circuit breaker panel is ON 6 Check the fire switch pull station optional for proper wiring and also check that it is properly closed and latched 7 Check the dampers on all interconnected ventilator hoods for a fire condition 8 In a normal condition damper terminals A amp C will have 120vac In a fire condition terminals B amp C will have 120vac a lf terminals B amp C have 120vac fans will not operate Voltage present at these terminals indicates that the thermoswitches in the duct have closed These thermoswitches automatically reset after cooling to a temperature below 300 F If the thermoswitch does not reset after cooling replace it with a new thermoswitch b Check for 120vac at terminals No 2 amp No 5 This voltage should be present at all times voltage is present proceed to step 8c If voltage is not present refer to step 8 a as listed above c While pushing the START Button terminals No 3 and No 7 will have 120 vac as long as the START Button is depressed d Once the Start Button is released power 120vac will be present at terminals No 2 amp No 6 If no power is present after releasing start button verify that the fan contactor has been wired as shown on VCW Panel Electrical Schematic e
17. IS3sNV X20HS E MIA dvIO 3dld did 1N3933130 r QION3IOS HSYM 3 TANYA p 3 Wuvals JAM 3 ST3NVd HSVM 319NIS I _ JAWA 90389 m ee NOINQ 21912313 10 TYNOLLdO JAYA 5 4 5 hn 3AWA T ST3NVd HSVM VILN3003S is GOOH INA 0O B 7 Li 9154 0v JAVA a L7 9NDRO38 FUNSSId eee eee Eu p mts 1 44 5 31M LOH Dem t i 70 E qur s COOH INJA w 331 3 JAVA 93 uvas WANA 1 10 VI OPERATION A VCW Control Panel Refer to fig 16 1 Adjustment The component layout is shown below The only adjustment necessary is for the auto wash timer relay Refer to Sec VII G page 18 for function explanation Normally three minutes is used for ovens steam equipment and light duty ranges and five minutes is used for fryers griddles etc A longer wash may be required for charbroilers START FAN STOP START WASH o RESET poc ca ADJUSTING KNOB a AUTO WASH TIMER RELAY OPTIONAL MANUA FIRE PULL SWITC so EREEEEEE TERMINAL STRIP fig 16 2 Sequence Of Operation Press START Button to turn fan s ON When the time comes to shut down the fan s either at the end of the day or the end of the cooking period press the STOP Button If the system
18. OPERATORS MANUAL This manual provides Installation amp Operating instructions for VENTILATION SYSTEMS NOTIFY CARRIER OF DAMAGE AT ONCE It is the responsibility of the consignee to inspect the container upon receipt of same and to determine the possibility of any damage including concealed damage Avtec suggests that if you are suspicious of damage to make a notation on the delivery re ceipt It will be the responsibility of the consignee to file a claim with the carrier We recommend that you do so at once Manufacture Service Questions 888 994 7636 Information contained in this document is known to be current and accurate at the time of printing creation Unified Brands recommends referencing our product line websites unifiedbrands net for the most updated product information and specifications P N OMANUAL VMR 09 06 UNIFIED5RANDS FOODSERVICE EQUIPMENT SOLUTIONS a D DOVER 1055 Mendell Davis Drive Jackson MS 39272 888 994 7636 fax 888 864 7636 avtecind com TABLE CONTENTS TYPES OF SYSTEMS BalleFitet garton ox Ser Saat met Q R8 c AUR ERR Dog RS oi RU Rd Modular Grease Extractors Energy Aire _ Auto Wash Energy eee Airflow Requirements 000 0 eee Fire Extinguishing Systems si si us ss enis eee sm ee ee ee eee INSTALLING THE VENTILATOR es CONTROL PANEL ccna Ad bal
19. Voltage present at terminals No 2 amp No 6 after pushing START Button fans won t operate This condition indicates that the control wiring is operating properly therefore the problem must be in the fan motor itself or the power supply wiring to fan thru the normally open contactor or the fan contactor b Auto Wash Solenoid does not open 1 Check that fuse is intact 2 Check terminals No 1 and No 2 with volt meter a If 120vac proceed to step 2d b If no voltage check fuse and wiring to panel c Check panel circuit breaker and verify that it is ON d Press Stop button in completely and hold for one 1 full second e Check terminals No 3 and No 4 with volt meter i lf 120vac is present check wiring to water solenoid Check voltage at solenoid coil If 120vac is present replace coil If no voltage refer to step 2 b ii Check the timer relay inside the VCW Panel to verify that power is going thru the contacts and that the coil is engaging If relay doesn t function properly replace the relay f relay functions properly proceed to step 4 iii Check wiring against schematic to verify that is correct Check condition of wires and connections to verify that they are not loose or damaged c Auto Wash Solenoid will not close 1 Check terminals No 3 amp No 4 for voltage 120vac If no voltage is present proceed to step e 2 Check the wiring to the fire switch pull station to see that it has been wired to the c
20. XO KO O O O ooga wow J VII VIII Xl VENTILATOR FEATURES AND ACCESSORIES Baffle Filter RADAR rc ee ee A i eter DH e Modular Grease Extractors Auto Wash Grease Extractors Air Adjustment Baffle tee Eire Dampers icut oy aces etam Ga Air Make Up Supply Plenums Auto Wash eR die DEUS RATE TR Cold Water Mist Optional lisse Lights ye Puede ali eee ele p E PR EY Er dee Eee PERIODIC MAINTENANCE A Baffle Filters ou s rotae es edo E taa Satine clase reas w as io Q aQ S p das B Modular Grease Extractors C Grease Trough iul Sele bee EUER RR EE RED dn D E F G CIQommoour Grease Collection Receptacle Hood Canopy vst vee ae Sareea oe Detergent Systems esae eR Ei RI BATES Fusible Link Replacement PARTS LIST A PAWS Panel Electrical llle B VCW Panel Electrical socre Q uyu sassa wag es a huq Q e es eee neg C PAWS VCW Panel Plumbing D EV
21. ain on for a programmable period of time then automatically return to normal operation The fire delay cycle can be terminated by pressing FAN OFF WASH OFF on the PAWS panel See Sec 4 b 2 c for setting Fire Delay Cycle Duration b Manual Operation The PAWS panel may be equipped with the optional Manual Fire Switch Pulling the Manual Fire Switch will turn on the exhaust fan s and activate the plenum hood wash to act as a fire barrier The display will read MAN L FIRE CYCLE FAN ON WASH ON and the PAWS panel alarm will sound The alarm cannot be silenced After the Manual Fire Switch is reset the PAWS panel will enter the fire delay cycle During the fire delay cycle the exhaust fan will remain on for a programmable period of time then automatically return to normal operation The fire delay cycle can be terminated by pressing FAN OFF WASH OFF on the PAWS panel See Sec 4 3 for setting Fire Delay Cycle duration 4 Programming Instructions Refer to fig 17A amp 178 a Setting the Clock The PAWS Control Panel is equipped with an integral clock which can be used to automatically operate the fan and wash cycles To set the time press RETURN CLOCK once The display will read SET DAY AND TIME SELECTED and then change to SET DAY AND TIME as well as the day and time Press CHANGE CLEAR and the day and time will begin to flash Press DA Y and or DAY to set the correct day Press HOUR and or HOUR
22. and handles are running vertically and filters are seated properly refer to Sec VII A 1 pg 15 B Modular Grease Extractors Modules should be removed and cleaned at least weekly depending on hours of operation Modules may be cleaned with a brush and a strong detergent solution or run thru the dishwasher When replacing modules make sure they are seated properly refer to Sec VII B 1 pg 16 C Grease Trough Should be checked weekly for grease build up and cleaned with strong detergent if necessary D Grease Collection Receptacle Should be emptied at least once a day and cleaned daily with a strong detergent Hood Canopy 1 Inside hood canopy should be wiped down as needed The area at the exhaust intake openings should be wiped down daily 2 Inspect inside of extraction chamber at least monthly to insure proper cleaning and that the trough is free of foreign matter Detergent System 1 Detergent tank should be checked at least weekly and cleaned every six months Always keep cover on tight to prevent spillage and evaporation 2 A colloid type detergent is recommended due to its non caustic non toxic biodegradable characteristics It will not damage the rubber or synthetic parts of the pumping system AVTEC recommends using EVAC Detergent Available thru your local Service Agents or call Factory See page 28 for more information 3 All fittings should be checked for air tightness at le
23. ast monthly 4 Foot check valve should be cleaned every six months G Fusible Link Replacement 1 Blade Type Refer to fig 27 Exhaust damper fusible links are rated at 350 F P N AS LNK0302 and Air Make up damper fusible links are rated at 286 F P N AS LNK0303 Fusible links shall be replaced at least annually per NFPA 96 8 2 1 2 New S hooks P N FA should be used whenever the fusible links are replaced FIRE DAMPER THERMO DETECTOR N JUNCTION BOX re THERMO DETECTOR HOU SING FUSIBLE LI OPTIONAL THERMO DETECTOR EYE BOLT TYPICAL FUSIBLE LINK TYPICAL S HOOK TYPICAL RP BLADE TYPE FIRE DAMPER View from inside hood plenum 22 Cable tension can be adjusted by moving the eye bolts in and out to ensure that the damper is fully open fig 27 2 Curtain Type Refer to fig 28 When make up air is brought directly into the capture area a fire damper is required at the duct collar The curtain damper is equipped with a 212 F fusible link P N AS LNK0006 Fusible links shall be replaced at least annually per NFPA 96 8 2 1 2 New s hooks P N FA HOK0301 should be installed whenever the fusible links are replaced These links are replaced by unfolding the retaining strap and removing the clover hook and fusible link as a unit Be careful to hold the curtain damper in place as a spr
24. ay be surface mounted partially recessed or fully recessed as shown on fig 6 1 Surface Mounted Drill four 4 holes in ventilator plumbing compartment as required Be careful not to damage any components Avoid drilling into electrical compartments Bolt to wall with anchor bolts or other acceptable means Weight of control panel varies from 90 Ibs to 200 Ibs 2 Recessed Cut hole in wall 1 2 greater than dimensions of control box shown on shop drawing Spacers or support angles may be necessary to provide proper support It is recommended that panel be bolted to wall similar to method used for surface mounted above UDS FLUSH FIT TOWER HOOD INTERFACE DETAIL 10 24 SPEED NUT S S FENDE WASHE PRE PUNCHE 11 16 DIA HOL TRIM COLLA 10 24 x 1 2 S S WELD STU UDS TOWE FULLY TIGHTEN TRIM COLLAR RETAINING HARDWARE AFTER THE UDS TOWER IS LOCATED UNDER THE HOOD THE MOUNTING HOLES IN THE HOOD ARE OVERSIZED TO ALLOW SOME FLOAT FOR ALIGNMENT fig A UDS 2 TOWER PE ETRATION HOOD IN ERFACE DETAIL pe PENETRATION 2 PENE N J Z BOTTOM OF HOOD UDS TOWER HOOD SPACE FRAMING HOOD CUTOU 1 4 LARGER THAN UDS TOWER UDS TOWER up ELEVATION VIEW UDS FLUSH FIT TOWER ASSEMBLY DETAILS DIVIDED ISLAND HOOD FRAMING 10 24 SPEED
25. chamber either by manual activation of the Wash Start button or by a programmable timer The duration of the wash is electrically controlled The wash system is also activated by an electrical thermostat or a manual Switch in the event of a fire condition A surface fire extinguishing system is required and may be factory supplied Auto Wash control panels are provided with these systems Wiring diagrams are provided with this manual Installation shall be in accordance with NFPA 96 D Airflow Requirements Minimum exhaust airflow requirements and maximum make up airflow requirements where air is introduced directly inside the canopy are shown on the chart below These flow rates were established under laboratory conditions Greater exhaust airflows and or reduced make up airflows may be required for complete capture Wet Chemical and Water Mist Wet Chemical Systems may be all or partially factory installed by the Fire System Manufacturer final hook up and certification at job site is done by the Fire System Manufacturer s local representative These systems must be periodially inspected and critical parts replaced It is suggested that a service contract be purchased from the local representative For further details refer to the manufacturer s technical manual AVTEC manufactures and installs a water mist fire extinguishing system MIST A FIRE that connects to the building fire sprinkler system must be wet type system
26. d by the width in inches Divide the total by 144 to get the total square feet area EXHAUST A Filter Hoods Area Square Feet x Quantity of Filters 16 x 20 Filter 1 75 Square Feet 20 x 20 Filter 2 25 Square Feet B Extractor Type Hoods Area Square Feet x Quantity of Modules 16 Standard Module T ow Volume Extractor w 3 Slot 32352 Square Feet High Volume Extractor w 4 Slot 43136 Square Feet 9 Standard Module T ow Volume Extractor w 3 Slot 1855 Square Feet High Volume Extractor w 4 Slot 2473 Square Feet C Water Wash Hood Area Length of Slot x Width of Slot in inches and divided by 144 for square feet SUPPLY A Perforated Supply Air Panels Square Feet of Panel x 4 Area B Register Type Supply Air Panels Square Feet of Panel x 7 Area 29 NOTE AVTEC INDUSTRIES recognizes readings taken at the surface and not at the duct opening Please refer to the Air Movement Recording Worksheet for proper location s to take readings WARRANT Y AVTEC INDUSTRIES INC warrants to the original purchaser for use of our products that any part thereof which proves to be defective in material or workmanship under normal use within one year from date of installation will be replaced free of charge labor to replace such part is warranted for one year from installation All warranty labor to be performed during regular working hours with no overtime premium All Warranty service
27. e 1 2 threaded rods to hang the hood The EL hanger rods should be approximately 1 2 closer AWWLAWBI 250 190 270 146 N R to the wall at the structural attachment location AM Mie than at the top of the hood see fig Z4 This AWTE AWTP 400 420 NIR ensures that the hood is held tightly against the AWTO wall N R Not Recommended Manufacturer s test results not yet submitted to U L for capture tests E Fire Extinguishing Systems There are two basic types of ventilator fire extinguishing systems in use today Note Do not remove Support Brace until Ventilator installation is complete Upon completion of installation dispose of Support Brace and replace the Acorn Nuts to their original locations HOOD T WALL Ind Fig 4 E The hood should be hung so that the bottom of the hood is 6 6 above the finished floor unless otherwise specified Carefully lift the hood into position being certain to avoid scratching the finished surfaces Install 1 2 threaded rod from each bracket and the structural support Secure rods with heavy duty nuts see fig 5 Be sure that the hood is level S S NUT amp BOLT BY OTHERS HANGER ROD HANGER ROD NUT PRE DRILLED HOLE ACCEPTS UP TO 1 2 ROD PRE DRILLED HOLE ACCEPTS 5 16 BOLT Tower Interface Detail Place trim collar on tower Position tower under hood Fully tighten trim collar retainer hardware after t
28. e damper closes due to activation of the thermoswitch the fan s will shut OFF and the auto wash will actuate F Air Make Up Supply Plenums Ventilators may be supplied with four 4 different Air Make up plenums Air is controlled by grill registers or a special E Z Breeze perforated panel 1 Grill Registers Refer to fig 25 Grill registers are located for external discharge or both internal and external discharge Internal register have fixed louvers for proper Short Cycle of air External registers have four way louvers for adjusting direction of air flow to suit job requirements Grill registers have opposing blade dampers located on the rear of the 1 1 1 H FIRE DAMPER BALANCING ADJUSTMENT WN INTERNAL register The airflow may be adjusted by turning the damper adjustment screwhead located just behind the louvers as shown in fig 25 fig 25 2 E Z Breeze Refer to fig 26 The E Z Breeze plenum is specially designed to slow the velocity of the supply air to minimize the energy costs incurred for tempering the air The front perforated panel is removable for cleaning Screws are provided to secure the panel in place after cleaning BALANCING DAMPER SUPPLY AIR DUCT COLLAR INTERNAL DIFFUSER FRONT PERFORATED PANEL fig 26 3 Slot Type Internal Air Make Up Hoods provided with Short Cycle type air mak
29. e up only are supplied with a slot which is designed to direct the air along the top of the hood and into the exhaust plenum inlet The volume of air can be regulated through the use of a combination balancing damper and fire damper located on top of the air make up plenum Refer to fig 24 G Auto Wash Plenum wash down is a feature of the Energy Aire Ventilator which eliminates the need to frequently clean the grease extraction area The wash down cycle normally occurs immediately after the cooking period and does not occur while the fans are ON A water detergent mixture is sprayed from a series of nozzles to remove accumulated grease and grime which flows out through the drain A vacuum breaker check valve must be installed upstream of the detergent injection point and a minimum of 6 higher than the ventilator inlet to prevent detergent from backflowing into the building water supply Refer to fig 14 Hot water should be at 120 F and pressure must be between 20 psig and 40 psig flow The duration of the wash down cycle is adjustable and will vary depending of length of cooking cycle type of cooking equipment used concentration of detergent water pressure and temperature among other considerations See Sec VI b Setting the PAWS for instructions Note See Page 28 cut sheet for detergent information H Cold Water Mist Optional To aid in extracting particulates from the exhausted air and to aid in cooling the
30. ed a we oe do ane nd Sede Med deci eda A Wall Attachment ELECTRICAL CONNECTIONS sess eae A VCW Control Panel u B PAWS Control Panel u r sui s as sua u as a Nuqa C Damper and Detectors usus uu sa Sau gs wasu as ee mer e D Ventilator Lights 0 0000 mos usa sss ghi sul PLUMBING CONNECTIONS Hot Water e Re xd s Rope REN ORG RR BURKE Cold Water Mist optional isses BI orn crescerem Ree ke PTETTTT sa Field Jolntss Yu yutu ne uu Eo Rr Roe ee bona ee eae Detergent Pump and Tank Interconnecting ete eee Detergent Flow Chart sa ga ee keen ke XR Rm eae eee ea be PERATION s 02400 686 he cR RII RVHESE ei e hod uds bere bed z VOW Control Panel 5 2S ket tO hikes tive nee bes RSS UD ee Na Nur PLE Sequence Of Operation Trouble Shooting asss sasana saa gaa II I 2 PAWS Control Panel u eere ieee ea qc m yt Edd Roe Gece Manual Operation encre xx ox Eten kate gi cl ROS UR Paq OR S a pansa q da W z urcu PI Fan jo SD Wash slalt MP Rage orn nt ee ee
31. essing FAN ON WASH OFF on the PAWS panel If the wash cycle is in progress it will stop immediately and the fans will start The PAWS display will indicate FAN ON WASH OFF b Fan Stop The exhaust and air make up fans can be stopped manually by pressing FAN OFF WASH OFF on the PAWS panel The fans will stop immediately The PAWS display will indicate FAN OFF WASH OFF c Wash Start The wash cycle can be started manually by pressing FAN OFF WASH ON on the PAWS panel If the fans are on they will stop immediately The display will indicate WASH 1 and the total time in hours and minutes remaining until the wash cycle ends d Wash Stop The wash cycle can be stopped manually by pressing FAN OFF WASH OFF on the PAWS panel The wash cycle will stop immediately The PAWS display will read FAN OFF WASH OFF 2 Trouble Conditions a Low Detergent Indicator If the detergent level drops below the bottom of the detergent probe the PAWS panel horn will sound and the display will flash DETERGENT LOW The horn can be silenced by pressing the VFC Horn Silence switch but the trouble condition will continue to be displayed The detergent pump will not operate until the detergent tank is refilled The fan and wash cycles will continue to operate normally however the display will continue to flash LOW DETERGENT When the detergent tank is refilled the trouble condition will automatically clear itself after approxi
32. for options fig 1 Installation shall be in accordance with NFPA 96 B Modular Grease Extractors AX Series Energy Aire see fig 2 Model AX ventilators are listed by UL and built in accordance with NFPA Standard No 96 for use with UL Listed fire extinguishing systems for duct and hood protection They are available with or without an automatic exhaust fire damper These models utilize high velocity removable grease extractors This exclusive design extracts up to 95 of airborne grease contaminants The Data from independent tests not a part of UL test procedure canopy contains an integral grease trough and grease collection receptacle s Surface plenum and duct collar fire extinguishing systems are fig 2 required and may be factory supplied Vent control panels may be supplied with these systems See additional wiring diagrams for options Installation shall be in accordance with NFPA 96 C Auto Wash Down AW Series Energy Aire see fig 3 Model AW ventilators are listed by UL and built in accordance with NFPA Standard No 96 for use with UL Listed fire extinguishing systems for duct and hood protection They are available with or without an automatic exhaust fire damper fig 3 These systems utilize a high velocity grease extractor This exclusive design extracts up to 9596 of airborne grease contaminants An integral water wash system cleans the inside of the grease extraction
33. inal 3 yields approximately 250 cfm linear ft and is used for most cooking appliances Air flow may be reduced to a low as 150 cfm linear ft for ovens steamers etc depending on local job conditions Adjusting the slot to nominal 1 3 4 opening will yield approximately 150 cfm linear ft The Thrift Island Series ventilators uses only one grease extraction chamber and is designed for 250 270 cfm linear ft on the cooking side and 150 cfm linear ft on the oven steamer side These units are provided with air adjustment baffles to fine tune the balance of air from each side and to change air velocity as job conditions dictate AU S fuk ES Eyes CS AIR ADJUSTMENT BAFFLE AIR INTAKE SLOT THRIFT ISLAND fig 23 adjust air intake slot turn nuts to loosen move air adjustment baffles up or down until the desired slot opening is obtained and tighten nuts E Fire Dampers 1 Fusible Link Type Some ducts are protected by fire dampers which are activated by a fusible link rated at 360 F exhaust and 286 F supply When this temperature is exceeded the fusible link melts allowing the fire damper to fall closed This linkage should be inspected and the fusible links replaced annually Fusible links in the exhaust duct collar are readily accessible by removing the baffle filters Models AF or grease extractor modules Models AX Refer to fig 20 and 24 An access plate is provided for access
34. ing will try to pull it closed fig 28 CLOVER HOOK VA TYPICAL FUSIBLE LINK 212 F AIR MAKE UP CURTAIN DAMPER IX PARTS LIST A PAWS PANEL ELECTRICAL 2 ELBLK0300 Terminal Brass Screws 3 ELBLKO3907 TeminalTrac 4 EtLBLK0308 End Stop for 200 1018 1 1111 5 ELFUSO04 Fuse SC5 1 23 6 tELBLKO35 Fuse Block Holder 1 1 8 ELSWTOSM8 X J FlushToggeSwith 9 ELSTAO91 Pull Station Yelow B VCW PANEL ELECTRICAL For part no EL SWT0348 amp EL SWT0351 7 EL RLYO315 EL RLY0315 Relay Socket For part EL TMR0312 EL TMR0312 Omnetics Timer Relay C PAWS VCW PANEL PLUMBING ITEM NO 1 3 4 Water Solenoid 1 Water Solenoid 7 10 1 1 4 Supervised Shut Off Valve Water 23 3 4 Pressure Reducing Valve L pe X poene D EVAC DETERGENT ITEM NO PART NO DESCRIPTION FL DET0302 EVAC 1 Gallon FL DET0303 EVAC 5 Gallon E ELECTRO MECHANICAL DAMPER 1 FASCWO 1 1 2 S S Spring 2 HDSPRO308 Damper Spring Righ 3 HDSPRO304 Damper Spring Lef F 4 HDSPRO300 X SolenoidRetum Spring 5 HDKNBO301 Red Knob Dampe 1 j 6 ELCNTO23 Terminal Section 8 ELRLYOM Fire Relay Dampe 1 1 1 DE md 144 0901 Small Linkage Between
35. ion does not run during the Fire Cycle nor when grease load and PAWS duration the detergent level is below the bottom of the probe VII VENTILATOR FEATURES AND ACCESSORIES To start the flow of detergent press the Pump A Baffle Filter Ventilators AF Models Prime Switch while the PAWS panel is not in a These type of ventilators have removable filters wash cycle no pressure on the outlet side of which extracts and collects grease in a the pump Hold the Pump Prime Switch until receptacle there is no air in the suction line of the pump or in the pump head itself Once there is a solid 1 Filter Installation Refer to fig 20 column of detergent from the tank through the Grease extractor filters are installed by sliding pump no further action except to fill the them into the upper slot and then lowering detergent tank should be required them into the grease trough slot as shown in the drawing below NGE ATTACHMENT Part OPERATOR INTE RE ACT EREN y xum OrsPLay VD Gissar DAMPER ooi FUSIBLE LINK O MANUAL N UPPER SLOT connectoa s j GREASE TROUGH a HANDLE ca pas fig 20 Mc The filters are removed for cleaning by reversing the procedure NOTE The filters must be installed with the baffles running vertically and with the handles facing toward the capture area 2 Grease Receptacles ATTACH MEN Hs by Grease receptacles are located at one each SEREN of each ventilator section The
36. is equipped with auto wash the fans will shut OFF and the auto wash and detergent pump will come ON At the end of the Wash Cycle the auto wash solenoid closes If the fans are OFF you can advance directly to the Auto Wash Time Delay Period by pressing the STOP Button In the event of a fire condition the fans will shut OFF if they were ON and the Auto Wash will come ON if the unit is so equipped The unit will remain in this condition until the thermoswitch resets itself and then the panel will return to its mode of operation before the fire condition occurred NOTE If a fire condition occurs during the timed auto wash time delay period the timers 11 will continue to time down For example if the fire were to occur after 5 minutes of a 30 minute time delay period and lasted for 15 minutes before the fire switch manual or thermoswitch auto was activated then the fan s would come on for 10 minutes then shut OFF 3 Trouble Shooting VCW a Fans won t activate when start button is pushed 1 Check the wiring to the fan contactor and verify that it is wired according to the VCW panel schematic 2 Check the inter wiring between the VCW panel and the electro mechanical dampers located on the ventilator hoods If the wiring is correct proceed to step c 3 Check terminals No 1 and No 2 with a voltmeter 120vac should be present at all times If voltage is present proceed to step 6 4 No voltage present
37. m each end and two 2 readings in the AVTEC INDUSTRIES INC middle Readings Taken by 4 B FILTER HOODS EXHAUST 1 Take Reading No 1 2 and 3 on vertical centerlines 2 Refer to A 2 3 C SUPPLY PLENUM 1 Reading No 1 only is used 2 Take readings on horizontal centerline of grill 3 Refer to A 2 3 but only one reading at each location 1055 MENDELL DAVIS DR JACKSON MS 39272 888 994 7636 formno 14018 1998 AVTEC Industries inc 27 pn Face dae Saad SMV ex XV SJS aniy 13Q00N A8 NMVYG S9MQ MIVNWLA OMG SONIGVSY LNSANSAOW sIv ONIGYOOSY ANY ONILVINO WO V N L6 11 0 3111 3 3 3 WAN3Id AlddNS 3 3dAL d 3 AlddNS 4 AA SONIGV3Y i 3ovJuns 3311134 314348 YVINGON 3ulv ADNAN 8 SONIGV3Y 3 V4YNS z S9NIQV33 9 38 3NV1 d SIHL NO 3 SONIQV33 W ONIOV3 CvNS31NI WANITA AlddNS Q HSVMOLnvV 3HIV A9N3N3 V 4 1f 9NIQv3N lt T W Y J NIQYJY q Z 38 28 CALCULATING AND RECORDING AIR MOVEMENT 1 Cubic feet per minute or CFM S is the total area multiplied by the average feet per minute A CFM AREA FPM B CFM AREA x AVG FPM FPM CFM AREA AREA CFM FPM 2 AREA is the length of the opening multiplie
38. mately 10 seconds b Supervised Water Valve optional If your PAWS panel is equipped with the optional supervised valve the PAWS panel horn will sound and the display will flash PLENUM WASH AND FIRE CYCLES LOST when the valve is closed The horn can be 13 silenced by pressing the VFC Horn Silence switch but the trouble condition will continue to be displayed The fan will operate normally hot water will not flow during the wash cycle and the display will continue to flash PLENUM WASH AND FIRE CYCLES LOST When the valve is opened the alarm condition will automatically clear itself In the event that the detergent level drops below the probe and the optional supervised valve is closed at the same time the horn will sound and the display will alternate between DETERGENT LOW and PLENUM WASH AND FIRE CYCLES LOST The horn can be silenced by pressing the VFC Horn Silence switch 3 Hood Plenum Fire Protection a Automatic Operation In the event of a fire in and or under the ventilator the fans will turn off and the plenum wash will be activated when the temperature at the duct collar exceeds 300 F The display will read AUTO FIRE CYCLE FAN OFF WASH ON and the PAWS panel alarm will sound The alarm cannot be silenced When the temperature at the duct collar drops below 300 F the PAWS panel will enter the fire delay cycle During the fire delay cycle the fan will remain off and the hood plenum wash will rem
39. minates when the manual pull station circuit is in the normal postion D 20 Green Illuminates when the PAWS supervised valve is open D 21 Red Illumintes when the ventilator automatic fire detection circuit is activated D 32 Red Glows when the battery circuit is charging D 35 Red Glows when the detergent level is low HOS314 1 6 xxad anb 1300N A8 NMYXG 6 94 OMG INOAV LIN3NOdWNOO QNvO8 Y N c 6 82 01 4MOSS3OOMdOSOIW ANY LNdLNO LANI SMVd quu 31v23S 3 K Xelle Nih A S Z1 3 H SPuwaa O4 p84128uuo2 pioua os 423104 102 9 JLON x 1815 A X 3 feir ovfeefpe le elbefre eclee ic peepee wavy 2a X Ned 33 2 5 X DNIWDONI Ww SD S o 3sn4 4 3
40. n of its use It is suggested that initially the grease receptacles be emptied daily C Auto Wash Grease Extractors AW Models These type ventilators have an automatic wash cycle which requires only occasional wiping down of inside grease extractor 1 Grease Extraction Chamber The front panel is hinged to facilitate access to the nozzles and grease extraction baffles Refer to fig 22 fig 22 To open turn all front panel latches clockwise to the open unlatched position and swing the bottom of the front panel out Kickstands are provided at each end of the ventilator section to hold the front panel open 2 Spray Nozzles Spray nozzles for hot water wash and cold water mist are protected from clogging by wye strainers located in the plumbing enclosure However scale and contaminants will accumulate in time and these will require occasional cleaning to assure proper wash down and spray distribution A paper clip or other pointed object should be used to scrape contaminants from the nozzles D Air Adjustment Baffle Refer to fig 23 Some grease extractor models may be equipped with air adjustment baffles at the exhaust intake slot These baffles may be adjusted to increase or decrease the intake slot according to the cfm desired or required for varying pieces of cooking equipment underneath The length of the baffles varies according to project design specifications and conditions The standard opening of nom
41. ng procedure indicated above When you have completed programming the events for that day press 15 RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the display will automatically return for Normal Display To program Daily Event Schedules for additional days particularly if they are different from the schedule already programmed repeat the previous steps f Repeating The Daily Event Schedule If you wish to repeat the Daily Event Schedule from one day to another press REPEAT DAY The display will show REPEAT MODE SELECTED then ask which day s Daily Event Schedule is to be repeated Select the intended day by pressing DAY and or DAY When the proper day is displayed press SAVE ENTER The display will then ask on which day that Daily Event Schedule is to be repeated Press DAY and or DAY until the proper day is displayed then press SAVE ENTER The display will acknowledge that the schedule has been copied then return to the starting Repeat Day display Continue as outlined above to repeat additional Daily Event Schedules NOTE IF A DAY HAS ALREADY BEEN PROGRAMMED FOR A DAILY EVENT SCHEDULE THE ORIGINAL WILL BE ERASED AND REPLACED BY THE REPEAT SCHEDULE When you are finished repeating Daily Event Schedules press RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the display will return to Normal Display automatically
42. ommand M Manual fan or PAWS Command H Holiday in progress LAST DAY OF AM PM COMMAND WEEK TIME INDICATOR INDICATOR v v VA FRI 06 45 PM M OFF WASH OFF PAWS NORMAL DISPLAY PROGRAM RETURN REPEAT eu 020o CHANGE qnum HOLIDAY fig 17B PAWS Programming Keypad k Diagnostic LED Indicators Because of the use of solid state relay circuits a conventional voltmeter may not give reliable readings as regards to the operation of the various inputs and outputs To aid in troubleshooting diagnostic LED indicators have been built into the left hand side of the Input Output Board They are shown below D 1 Green Illuminates when the number one wash output is energized D 2 Green Illuminates when the number two wash output is energized D 3 Green Illuminates when the number three wash output is energized D 4 Green Illuminates when the number four wash output is energized D 5 Green Illuminates when the number five wash output is energized D 6 Green Illuminates when the number six wash output is energized D 7 Green Illuminates when the number seven wash output is energuzed D 8 Green Illuminates when the number eight wash output is energized D 9 Green Illumintates when the detergent pump output is energized D 10 Green Illuminates when the PAWS Alarm Horn output is energized D 11 Green Illuminates when the ventilator fan output is energized D 18 Red Illu
43. ons may require interconnection of hot water cold water or drains See shop drawing in back of this manual for detail TlIVL3d AIGWSSSV HSVM OLAV TWOldAL 31111 sao vLOdNWLA 86 02 40 Ag NMV3O OMG 3 0011 L97 OLY v6 9 WI TIe c9 y SC 61 090 eec Uv 61 4 L9 980 t Ve 0 im 9 AIIM WI Ava 20 NIN Z0 ONILL3S HI9N31 IN3A LYVHO 1 IN3983130 03S01 ATIVWYON 38V S3AWA QION3T0S HSVA v O d AB NOILO3NNOO mE E gis n m DE 01313 38IQ038 SMNVL FLONY O38Wmd 38d FV SXNVL Tvu93INI JYNSOIONS 231AV NOILNGIYLSIG A9N3N3 NI G3LNNOW N3HM AlddNS N3lVM LOH n i Nb 2 1 I Y3HLO TIV NVHL 33H9H 8 3dAL 330SS33d ST3Nvd HSVM WIIN3003S TW NVHL 33H9H 9 3dAL Old3HdSOWLV STA RSV SONS 1 1 93lAV Aq NOLIVH3dO TWNYON NI 30290 1 TildS YILYM S3OIA30 7 3 33AO 33 v388 31901 ION OQ 1 YNVL 1N3983130 i OD c frm N t C3 1 39nv9 da SS3d JO
44. orrect contacts 3 Check the fire switch pull station optional to verify it has not been pulled 4 Check all the dampers on the ventilator to verify that none of the dampers have been activated into the fire condition 5 Check condition of solenoid for damage or debris d Solenoid coil activates but no water flow is present 1 Check water pressure gauge f water pressure of 25 psig or more is present proceed to steps 2 amp 3 If no water pressure is present proceed to steps 4 amp 5 2 Check solenoid valve for damage or debris 3 Check for water line blockage and verify all spray nozzles are clear 4 Check all water supply valves to verify they are open 5 Check and clean all line wye strainers PAWS DISPLAY FAN OFF WASH OFF SWIT FAN OFF WASH ON SWITC FAN ON WASH OFF SWITC OPTIONAL PAWS MANUAL FIRE PULL SWITCH VENT LIGHT SWITCH FUEL RESET PAWS Control Panel Refer to fig 17 1 Manual Operation The Programmable Automatic Wash Sequence PAWS Panel is designed to control the operation of the ventilator exhaust and air make up fans and wash the grease extraction plenum with a hot water detergent solution The fan operation and wash sequence can be started and stopped manually or programmed or automatic operation a Fan Start The exhaust and air make up fans can be started manually by pr
45. ower and hood are aligned properly See fig A B and C next page F The entire exhaust duct system must be con tinuously welded This includes the connection to the duct collar and the roof curb All welds must be liquid tight NOTE Welds must not impede operation of damper G Connect the lights to the circuit breaker panel through the light switch All connections should be in compliance with NFPA 70 National Electric Code NEC H Install bulbs in the light fixture s Install the grease filters AF or modules AX J Install the grease receptacles AF or AX NOTE A minimum of a three inch 3 insulated fire barrier and air space must be maintained between the capture area skin of the ventilator and any combustible surface including wall and ceiling AVTEC ventilators normally have a 3 air space insulation is added when specified IIl CONTROL PANEL if provided Control panels are provided with all auto wash type ventilators Models AW and are optional with the baffle filter type AF 1 and modular grease extractor type AX Control panels with Models AF and AX do not have the auto wash plumbing assembly compartments Any control panel may be provided with a integral MIST A FIRE Extinguishing System alarm panel and sprinkler assembly piping refer to the MIST A FIRE technical manual A Wall Attachment Control panel dimensions and connection detail are shown on the enclosed shop drawing Panels m
46. own on figs 10 11 and 1 Typical field connection terminals for VCW 12 Note that all options and connections may Control Panel are shown in fig 7 For custom not be included on your system features such as sequential wash time delay etc refer to AVTEC shop drawing in back of 2 Terminal Block 1 TB 1 has three 3 this manual terminals and is located on the right hand side of 2 Terminals No 1 and No 2 are for the the E o a 1 120vac Power Supply Terminal No 1 is Hot uppermost is OIS BOWS supply and is protected by a fuse located within and Terminal No 2 is Neutral the panel Terminal 22 center is for the Neutral 3 Terminals No 3 and No 4 are 120vac lead of the power supply Terminal 3 power for the Water Solenoid and Detergent lowermost is used to ground the Input Output Pump These terminals are hot whenever Board to the Control Panel Housing the Water Wash Solenoid and the Detergent Pump is scheduled to be ON or when there Terminal No 4 is Hot and Terminals No 2 amp 3 is a fire condition Terminal No 5 provides are Neutral power for a pump prime switch with a momentary closed normally open contact 3 Terminals No 3 and No 6 carry 120vac This switch is helpful in checking the whenever the fans are scheduled to be ON performance of the pump as well as in They are used to activate the fan contactor s In priming the pump the event of a fire situation power is removed from Terminal 5 which
47. programmed for that day it will display the next programmed event If there are entries in the Daily Event Schedule press NEXT to see the next event and or press LAST to see the previous event Press RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the display will automatically change to Normal Display e Changing The Daily Event Schedule In order to make initial entires in the Daily Event Schedule or change existing entries press PROGRAM DAY The display will show PROGRAM MODE SELECTED then ask which day s events are to be changed Press DAY and or DAY to select the desired day then press SAVE ENTER If no events are programmed to occur that day the display will indicate FAN ON UNPROG If events are programmed for the day selected that day s first event will be displayed If an event other than the one being displayed is to be entered or changed press NEXT until the correct event is displayed Press CHANGE CLEAR NOTE WHEN AN EVENT IS CHANGED ALL EVENTS WHICH ARE SCHEDULED TO OCCUR ON THAT DAY AFTER THE EVENT BEING CHANGED ARE ERASED The time will begin to flash Press HOUR and or HOUR to select the desired hour Press MINUTE and or MINUTE to select the desired minute When the correct time is displayed press SAVE ENTER Press NEXT to access the next event NOTE A FAN ON EVENT MUST BE FOLLOWED BY A FAN OFF EVENT Repeat the programmi
48. r for the PAWS Alarm Trouble horn The third pair provides power for the vent fan contactors see figs 8a amp 8b Note that the maximum output is one and one half 1 1 2 amperes If the total inrush current for all contactors will exceed this limit an intermediate relay must be used 8 Terminal Block 49 TB 9 has three 3 pairs of terminals and is located at the lower left corner of the Input Output Board The first pair of terminals are for connection to the optional supervised shut off valve If the panel is not equipped with this option a jumper wire must be installed The second pair of terminals are for connection to the Manual Fire Switch The third pair of terminals are for connection to the automatic fire switch contacts terminals are for connection to the automatic fire switch contacts EXHAUST FAN MAKE UP AIR CONTACTOR CONTACTOR i FIELD CONNECTIONS ELECTRICAL CONTRACTOR 4 18 paws it MANUAL ET FIRE 5 5 SWITCH Fig 88 EXHAUST FAN MAKE UP AIR CONTACTOR CONTACTOR cod Lo m CoA c gt FIELD CONNECTIONS ELECTRICAL CONTRACTOR e e EU a E SY INAN TBS TB4 5 TB2 PAWS
49. s like TDW Grease Treatment Exclusive factory detergent pump warranty Can be used in all water wash ventilators Certified Biodegradable EVAC Cleaner Degreaser is certified biodegradable by Scientific Certification Systems SCS an independent organization SCS has established some of the nation s strictest standards for environmental performance Formulas at your fingertips In order to achieve maximum economy in the maintenance of your water wash system EVAC Cleaner Degreaser can be diluted Following are some suggested dilutions COOKING TYPE DILUTION SUGGESTED Medium daily cooking 1 part EVAC 2 parts water Heavy daily cooking No Charbroilers solid fuel use 1 part EVAC 1 part water Heavy daily cooking Use Concentrate Charbroiling Solid fuel cooking Note There are multiple combinations of dilution wash cycle length frequency of washes water temperature and mechanical options possible for most systems Consult experienced distributor service agents for information regarding the best program for your institution AVAILABLE IN 1 2 GALLON 1 GALLON 5 GALLON 30 GALLON AND 55 GALLON DRUMS Ask your Authorized Service Agency for these part numbers FL DET 0301 FL DET 0302 FL DET 0303 1 2 GALLON 1 GALLON 5 GALLON AIR MOVEMENT RECORDINGS Supplement to Ventilator Installation Start Up Report
50. se must be fig 18 cleaned out periodically The frequency of this cleaning is dependent upon the type of equipment used beneath the ventilator and the duration of its use Terminals No 21 and 22 of AVTEC terminal BS Suggested a strip are low voltage 20vdc 2ma connections receptacles be emptied daily for the detergent level probe The probe should be installed in ani ne du B Modular Grease Extractors AX Models so that it is above the top of the detergent These type ventilators have removable pump inlet strainer It extractor modules which extracts grease is intended to prevent air from entering the contaminants which collects in a diedse pump and notify the operator when it is time to receptacle at each end of the ventilator refill or replace the detergent tank The probe section rods may be cut to facilitate a neat and effective installation See fig no 9 1 Grease Extractor Module Installation Refer to fig 21 Grease extractor modules are installed by sliding the top narrow part of the module into the upper retaining slot and then lowering the bottom part of the module into the grease trough slot fig 21 NOTE Handle faces towards capture area 2 Grease Receptacles Grease receptacles are located at each end of each ventilator section These must be cleaned out periodically The frequency of this cleaning is dependent upon the type of equipment used beneath the ventilator and the duratio
51. segment repeat the above procedure When all segments have been set press RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the panel will automatically return to Normal Display 2 Multi Wash Models P 20 amp P 25 As many as eight 8 hood sections can be programmed to wash in sequence The total number of washes and outputs is determined prior to shipment and set at the factory Each section can be programmed to wash for a different period of time up to fifteen 15 minutes per section There are also up to eight 8 recovery periods which can be programmed for different durations from zero 0 minutes up to two 2 hours per segment The recovery periods can be used to allow the water heater to recover between wash segments in installations with a limited hot water supply It can also be used in installations which require that the fans automatically turn on for a period of time after the final wash period To review PAWS press PAWS The display will indicate PAWS MODE SELECTED for about three 3 seconds then change to indicate the total PAWS duration PAWS and recovery periods in hours and minutes and the duration of the first wash period in minutes Press NEXT to display the duration of the first recovery period Continue to press NEXT to review the remaining wash and recovery segments To change the duration of a wash or recovery segment press NEXT or LAST un
52. supply duct collar for all models BALANCING DAMPER THERMOSWITCH il j e ACCESS M PLATE 4 E CN DAMPER ARM CLOSE OPEN H 4 FUSIBLE LINK fig 24 Electro Mechanical Type Refer to fig 24 Some ducts are protected by fire dampers which are activated by heat sensitive thermoswitches located near the duct inlet These switches close electrically temperatures above 300 F and activate a solenoid which releases the damper and energizes a relay which activates the plenum auto wash fire extinguishing spray and deactivates the fan In the event of a loss of power the damper assembly also contains a fusible link set at 360 F The damper can be manually closed by pulling down on the red knob at the end of the damper reset arm and allowing it to swing away from the plenum If the damper has been activated by excessive temperature it cannot be reset until the temperature has dropped below 300 20 EXTERNAL F After the temperature has dropped below 300 F the damper can be reset and opened by pushing the damper reset arm toward the plenum until it latches If the fusible link has melted it must be replaced before the damper can be reset An access plate is provided When the damper is closed manually or if the fusible link melts and causes the damper to close the fan and auto wash down are not affected When th
53. suppu k x 1 1 FAN FAN 300 F 300 F 300 F WASH SOLENOID r T lu Ln H 3 t rz s ETAT RED Lu i E REO PRE WIRED CONNECTIONS BY AVTEC lt gt Fig 7 4 Terminal Block 2 TB 2 has three 3 pairs of 5 6 terminals and is located at the upper right corner of the Input Output Board The first pair of terminals are for the number one wash valve solenoid This will be the only wash output active in a P 10 or P 15 Control Panel The second pair of terminals are for the number two wash valve solenoid The third pair of terminals are for the number three wash valve solenoid Terminal Block 3 TB 3 has three 3 pairs of terminals It will not be present on P 10 or P 15 Control Panels The first pair of terminals are for wash valve solenoid number four The second pair of terminals are for the number five wash valve solenoid The third pair of terminals are for the number six wash valve solenoid Terminal Block 4 TB 4 has three 3 pairs of terminals It will not be present on P 10 or P 15 Control Panels The first pair of terminals are for the number seven wash valve solenoid The second pair of terminals are for the number eight wash valve solenoid 7 Terminal Block 5 TB 5 has three 3 pairs of terminals The first pair provides power for the detergent pump The second pair provides powe
54. t 4 Neutral 1 Switched Hot 2 Neutral 3 Switched Hot 4 Neutral 5 Switched Hot 6 Neutral 1 Switched Hot 2 Neutral 3 Switched Hot 4 Neutral 5 Neutral 6 Hot 1 NC 2 C 3 NO 4 NC 5 C 6 NO 1 NC 2 C 3 NO 4 NC 5 C 6 NO 1 Line Hot 2 Switched Hot 3 Line Hot 4 Switched Hot 5 Line Hot 6 Switched Hot 1 Line Hot 2 Switched Hot 3 Line Hot 4 Switched Hot 5 Line Hot 6 Switched Hot 1 Detergent 2 Probe 3 Positve 4 Negative 1 Positve 2 Negative 3 Positve 4 Negative Incoming Power Supply 120vac 15 amps 60 Hz Wash Solenoid 1 120vac 1 5 amps max Wash Solenoid 2 120vac 1 5amps max Wash Solenoid 3 120vac 1 5amps max Wash Solenoid 4 120vac 1 5amps max Wash Solenoid 5 120vac 1 5amps max Wash Solenoid 6 120vac 1 5amps max Wash Solenoid 7 120vac 1 5amps max Wash Solenoid 8 120vac 1 5amps max Detergent Pump 120vac 1 5apms max PAWS Alarm Horn 120vac 1 5amps max Fan Contractor 120vac 1 5amps max Spare Output PAW 120vac 1 5amps max Spare Output MAF II 120vac 1 5amps max Auxillary Power Tap 120vac 120amps max Trouble Dry Contacts MAF II 1 5amps 28vdc 120vac Trouble Dry Contacts MAF II 1 5amps 28vdc 120vac Fire Dry Contacts MAF 1 5amps 28vdc 120vac Fire Dry Contacts MAF 1 5amps 28vdc 120vac PAWS Supervised Valve Switch PAWS Manual Fire Pull Switch PAWS Automatic Fire Switch MAF Water Flow Switch MAF Water
55. til the appropriate segment is displayed then press CHANGE CLEAR When the display flashes press MINUTE or MINUTE until the desired duration is displayed then press SAVE ENTER to retain that time The total PAWS duration is automatically updated To change additional segments repeat the above procedure When all segments have been set press RETURN CLOCK to return to Normal Display If no key is pressed for thirty 30 seconds the panel will automatically return to Normal Display c Setting The Fire Delay To change the duration of the fire delay cycle press PAWS to enter the PAWS Review mode Press NEXT to review all of the PAWS segments After the final PAWS segment press NEXT again and the display will read FIRE DELAY and its duration Press CHANGE CLEAR and the display will begin to flash Press MINUTE and or MINUTE until the correct duration is displayed Press SAVE ENTER to retain that time Press RETURN CLOCK to return to Normal Display d Reviewing The Daily Event Schedule The Daily Event Schedule is a program which will automatically turn the fans on and off and or initiate the PAWS up to four 4 times each day Each day may be different from another or it may be programmed to stay off for the entire day To review the Daily Event Schedule press CHECK The display will show CHECK MODE SELECTED and then indicate the first programmed event of that day If there are no events
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