521 WELLS MANUFACTURING 10 Sunnen Dr., St. Louis, MO 63143 telephone: 314-678-6314 fax: 314-781-2714 www.wellsbloomfield.
LIMITED WARRANTY STATEMENT Unless otherwise specified, all commercial cooking equipment manufactured by Wells Manufacturing is warranted against defects in materials and workmanship for a period of one year from the date of original installation or 18 months from the date of shipment from our factory, whichever comes first, and is for the benefit of the original purchaser only. limitations in this warranty.
TABLE OF CONTENTS WARRANTY xi SPECIFICATIONS 1 FEATURES & OPERATING CONTROLS 2 PRECAUTIONS & GENERAL INFORMATION 3 AGENCY LISTING INFORMATION 4 INSTALLATION 4 ANSUL® INSTALLATION & SETUP 7 OPERATION 10 CLEANING INSTRUCTIONS 11 REQUIRED MAINTENANCE & MAINTENANCE LOGS 13 MSDS Ansulex Low-pH ™ 16 TROUBLESHOOTING SUGGESTIONS 18 WIRING DIAGRAM 19 EXPLODED VIEW & PARTS LIST 20 ANSUL® COMPONENTS 24 PARTS & SERVICE 25 CUSTOMER SERVICE DATA 25 INTRODUCTION
FEATURES & OPERATING CONTROLS AREA BEHIND FILTERS (LOOKING UP) ANSUL® SERIES DETECTOR W/ 212ºF FUSIBLE LINK APPLIANCE LIGHTS PRESSURE SENSOR TAP ANSUL® NOZZLE ANSUL® NOZZLE ON SWIVEL VENTILATOR FAN ANSUL® NOZZLE GREASE BAFFLE (REMOVED) FIL TE FILTER PACK (IN PLACE) R ANSUL® SERIES DETECTOR W/ 165ºF FUSIBLE LINK GR EA SE BA AREA UNDER HOOD (LOOKING UP) FF LE SYSTEM EXHAUST OUTLET GREASE CUP CONTROL PANEL/ FILTER ACCESS APPLIANCE LIGHTS FILTER PACK (PARTIALLY INSTALLED) OW FL AIR CONTROL
PRECAUTIONS AND GENERAL INFORMATION This ventilator hood is part of an engineered system and is intended for use in commercial establishments only. This ventilator is intended for commercial establishments for use in the preparation food for human consumption. No other use is recommended or authorized by the manufacturer or its agents. Operators of this appliance must be familiar with the appliance use, limitations and associated restrictions.
AGENCY LISTING INFORMATION This appliance conforms to NSF Standard 4 for sanitation only if installed in accordance with the supplied Installation Instructions and operated and maintained in accordance with the instructions in this manual. STD 4 UL710B This appliance is ETL listed. Recurculating System INSTALLATION WARNING: RISK OF INJURY Installation procedures must be performed by a qualified technician with full knowledge of all applicable electrical codes.
INSTALLATION (continued) SERVICE TECHNICIAN INSTALLATION NOTES This ventilator hood is to be used with light-duty and medium-duty electrically powered cooking appliances only. •• DO NOT attempt to use this ventilator hood with gas-fired units. •• DO NOT use this ventilator hood with electrical appliances whose dimensions or wattage characteristics exceed those defined in the Under Hood Cooking Appliance Limitations, page 1.
INSTALLATION ELECTRICAL INSTALLATION WARNING SHOCK HAZARD Electrical connections must be made by a licensed electrician. CAUTION: FIRE HAZARD HEALTH HAZARD The cooking appliance must be connected to the cooking appliance contactor, the control circuit of which is controlled by the ventilator. Failure to control cooking appliances will provide no protection in the event of a fire, nor will cooking vapors and odors be contained in the event of ventilator hood malfunction.
INSTALLATION FIRE SUPPRESSION SYSTEM INSTALLATION FIRE SUPPRESSION SYSTEM is comprised of a container of Ansulex® Low pH liquid fire suppression media and a system pressurization canister for each module, plus associated plumbing. Actuation controls are contained in the Automan enclosure. Two FUSIBLE LINKS are utilized for automatic actuation of the fire suppression system.
INSTALLATION BURN HAZARD Any additional remote pull station must NOT be installed on the front of the cooking appliances, nor forward of the ventilator side panels. Discharge of the fire extinguishing system into hot grease or oil may cause hot foam to spill over from the cooking surface or frypot. FIRE SUPPRESSION SYSTEM INSTALLATION (continued) Two fusible links are used to detect fire. One (165ºF) is located between the grease baffle and filter pack, and is for protection from a cooking appliance fire.
INSTALLATION FILTER INSTALLATION 1. Release two catches holding control panel/filter access panel. Lift the panel and raise the Prop Panel Rod to support and secure the panel in the raised position. 2. Note air flow direction arrow on filter pack. Remove old filter pack and slide new filter pack fully into the appropriate slot. Verify that the airflow arrow points toward the fan. Use the provided handle to raise and lower the filter pack. 3.
OPERATION CAUTION: HOT SURFACE Control Panel ON DURING POWER UP Exposed surfaces can be hot to the touch and may cause burns. ON SHOCK HAZARD DO NOT splash or pour water or grease onto control panel or wiring. IMPORTANT: The ventilator and cooking appliance control relay are disabled when REPLACE FILTERS light is illuminated. Note that the ventilator cannot operate if the filter pack is removed.
CLEANING INSTRUCTIONS PRECAUTIONS: Disconnect unit from electric power and allow to cool Cover frypot to prevent oil contamination FREQUENCY: Weekly TOOLS: Mild detergent, clean non-abrasive towels NOTE: Ventilator section to be cleaned in conjunction with cooking appliance. Refer to appliance user instructions for cleaning procedure. CAUTION: HOT SURFACE Exposed surfaces can be hot to the touch and may cause burns. Allow unit to cool before cleaning. CAUTION: SHOCK HAZARD 1.
CLEANING INSTRUCTIONS CAUTION: HOT SURFACE Exposed surfaces can be hot to the touch and may cause burns. Allow unit to cool before cleaning. CAUTION: PRECAUTIONS: Disconnect unit from electric power and allow to cool Cover cooking surfaces and frypots to prevent contamination. FREQUENCY: Monthly TOOLS: Mild detergent, clean non-abrasive towels NOTE: Ventilator section to be cleaned in conjunction with cooking appliance. Refer to appliance user instructions for cleaning procedure.
REQUIRED MAINTENANCE USE AND MAINTENANCE SHALL BE IN ACCORDANCE WITH THE STANDARD FOR VENTILATION CONTROL AND FIRE PROTECTION OF COMMERIAL COOKING OPERATIONS, N.F.P.A. 96 (current edition). 3-MONTH MAINTENANCE: Thoroughly clean entire HOOD PLENUM and BLOWER section. IMPORTANT: Per NFPS 96, a signed and dated VENTILATOR HOOD MAINTENANCE LOG must be maintained on the premises, and be made available for inspection by the authority having jurisdiction upon request.
14 M521 p/n 2M-Z17085 OpM WVU- Universal Hood IL2144 WELLS BLOOMFIELD, LLC
15 Max interval: 12 months Replace fire damper fusible link: rated @ 280ºF Replace two (2) fire suppression links at cooking appliance: each link is rated @ 165ºF M521 p/n 2M-Z17085 OpM WVU- Universal Hood IL2145 WELLS BLOOMFIELD, LLC
16 M521 p/n 2M-Z17085 OpM WVU- Universal Hood
17 M521 p/n 2M-Z17085 OpM WVU- Universal Hood
TROUBLESHOOTING SUGGESTIONS Problem Unit will not operate (no indicators lights lit) Unit will not operate Possible Cause Suggested Remedy Reconnect to electric power Disconnected from electric power Reset circuit breaker for unit Fire suppression system not set Contact an authorized Ansul® distributor for repairs CHECK FILTER light lit Filter pack or grease baffle not in position Properly install filter pack and grease baffle REPLACE FILTER light lit Filter pack nearing end of service life Arra
WIRING DIAGRAM HOOD MOUNTED 20W APPLIANCE LIGHTS 24V COM WIRING DIAGRAM WVU-1 208 /240V GREASE INTERLOCK SWITCH #16 COMMON NORMALLY NORMALLY CLOSED MTR TIMER NORM #17 CLOSED #27 #19 NORM COMMON OPEN NORMALLY NORMALLY CLOSED #10 #8 #6 2 #9 1 #12 REPLACE FILTERS LIGHT (AMBER) #16 VACCUM SWITCH (SHUTDOWN) OPEN #18 OPEN #19 HEPA INTERLOCK SWITCH CHECK FILTERS LIGHT (AMBER) #14 #14 #2 #5 #22 #20 COMMON #13 #13 3 1 4 #26 #6 COMMON #23 #22 NORM #2 OPEN #12 NOR
EXPLODED VIEW & PARTS LIST ELECTRICAL COMPONENTS SWITCH, LIGHTED GREEN 2E-305295 TRANSFORMER 2E-Z5741 LIGHT, SIGNAL AMBER 2J-30516 LIGHT, SIGNAL RED 2J-31157 LIGHT, APPLIANCE 2E-Z13418 SWITCH, PLUNGER 2E-300407 CONTROL PANEL TIMER, CUBE NLA, replaced by SWITCH, PLUNGER 2E-300407 TIMER, CUBE 2P-Z17415 BUZZER 220V 2J-44834 RELAY, BUILDING FIRE ALARM 208-240V COIL 2E-44514 CONTACTOR (not shown) 208/240V w/SCREWS, 2E-37779 ELECTRICAL BOX CORDSET NEMA 6-15P B8-307351 IL1824 Rev.
EXPLODED VIEW & PARTS LIST VACUUM SYSTEM COMPONENTS FIRE DAMPER ASSY 212ºF (p/n. 2V-307913) ref.QUICK-SEAL ADAPTER 1/4" ANSUL© p/n 2K-47100 VINYL TUBING 3/16" ID p/n M3-303031 VACUUM SWITCH (REPLACE FILTER) p/n 2E-Z17173 BLOWER ASSEMBLY p/n 2U-Z14025 M521 p/n 2M-Z17085 OpM WVU- Universal Hood VACUUM SWITCH (SHUTDOWN) p/n 2E-301379 IL1823 Rev.
EXPLODED VIEW: WVU-1, CABINET COMPONENTS 17 18 19 20 1 2 21 3 4 22 5 23 6 LS WEL 24 7 25 Door Prop Hole AIR OW FL 26 32 28 9 33 10 11 12 30 13 34 14 35 31 36 IL1822 Rev.
PARTS LIST: WVU-1, WVU-1P CABINET COMPONENTS WVU-1 CABINET COMPONENTS M521 p/n 2M-Z17085 OpM WVU- Universal Hood ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 17 18 19 20 21 22 23 24 25 26 27 28 30 31 32 33 34 35 36 37 not shown not shown PART NO.
ANSUL® SYSTEM COMPONENTS FO R U S E O N LY B Y A U TH O R IZ E D AN S U L© S E R V IC E P E RS O NN E L R efer to Ansu l© part no. 41 807 8-05 R -1 02 R estau ran t Fire S upp ression S ystem D esig n, In stal lation ,R e ch arg e and M a inten ance ref. AD A P TE R Q U IC K -S E A L 3 /8 " A NS U L© p/n 7 72 8 4 (typ ic a l) ref. N O ZZ LE 1 W A NS U L© p/n 4 19 3 36 ref. N O ZZ LE 1 W A NS U L© p/ n 4 1 93 3 6 FU S IB LE LIN K 2 1 2º F p/ n 2E-30 30 3 7 FR ON TO FU N IT ref.
PARTS & SERVICE DESCRIPTION PART NO. FILTER PACK N1-307923 IMPORTANT: Use only factory authorized service parts and replacement filters. For factory authorizedservice, or to order factory authorized replacement parts, contact your Wells authorized service agency, or call: Wells Manufacturing 10 Sunnen Dr. St. Louis MO 63143 USA Service Dept.
WELLS MANUFACTURING 10 Sunnen Dr., St. Louis, MO 63143 telephone: 314-678-6314 fax: 314-781-2714 www.wellsbloomfield.
