Hussmann FG Installation And Service Manual

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Summary of Contents:

[Page 1] Hussmann FG

Low Temperature Single Deck Wall & Island Merchandisers Installation & Service Manual Shipped With Case Data Sheets P/N 0467434_D Impact Excel Series September 2007 IMPORTANT Keep in store for future reference! ...

[Page 2] Hussmann FG

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[Page 3] Hussmann FG

INSTALLATION TOOL LIST . . . . . . . . . . iv INSTALLATION NSF Certification . . . . . . . . . . . . . . . . . . . . . 1-1 Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1 Shipping Damage . . . . . . . . . . . . . . . . . ...

[Page 4] Hussmann FG

iv P/N 0467434_D WWW .HUSSMANN.COM CONTENTS (CONTINUED) START UP / OPERATION Start up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Stocking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 Load Limits . . . . . . . ....

[Page 5] Hussmann FG

Low Temperature Excel P/N 0467434_D 1-1 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. NSF CERTIFICATION These merchandisers are manufactured to meet ANSI / National Sanitation Foundation (NSF ® ) Standard #7 requirements. Proper install...

[Page 6] Hussmann FG

1-2 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM UNLOADING Improper handling may cause damage to the merchandiser when unloading. To avoid damage: 1. Verify that adjustable feet are fully inserted and securely positioned into the legs. 2. Do not d...

[Page 7] Hussmann FG

SHIPPING RIDER Each case is shipped on a rider to protect the factory installed legs, and to make positioning the case easi- er. DO NOT remove the rider until the case has been positioned. Once the rider is removed, the case must be lifted –NOT PUS...

[Page 8] Hussmann FG

1-4 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM Leveling Wall Merchandisers Level the case by all four corners. Start at the rear by placing as needed the provided shims under each end of the rear base rail. The shims are long enough to allow adjoi...

[Page 9] Hussmann FG

JOINING INSTRUCTIONS Sectional construction means that two or more merchandisers may be joined in line yielding one long continuous display requiring only one pair of ends. A LL JOINTS MUST BE AIR-TIGHT TO PREVENT FORMATION OF ICE OR CONDENSATION ....

[Page 10] Hussmann FG

1-6 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM On wide islands, apply the 1 in. (25 mm) gasket at the top of return air flues as shown. Apply the 1 5 /8 in. (41 mm) gasket at the top of the discharge (center) flue as shown. Note: When adding an e...

[Page 11] Hussmann FG

Low Temperature Excel P/N 0467434_D 1-7 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Install Fasteners (Parent to Parent) NOTE: Joining hardware is shown enlarged for clarity. Joining End Case to Wide Island 1. Remove nuts and washers f...

[Page 12] Hussmann FG

1-8 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM Z U Z U W V W V T V V U U T V V Z U Z U W V W V T V V U U T V V FWG to FWG FW to FW Joining Clip T — Center Flue End Cap Alignment Pin U — 5 /16-18 X 3 /4 in. Hex Head Screw V — 5 /16-1...

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P/N 0467434_D 1-9 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. FNG to FNG FN to FN FG to FG F to F Z U V Z U W V W V V Z U V Z U W V W V Z U V Z U W V W V Z U V Z U W V W V Z U Z U W V W V V V Z U V Z U W V W V FIG to FIGFI to FI Low T...

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1-10 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM Z Y Z Y W X W X T X X V V T V V Z U Z U W X W X T X X V V T V V Y Y FWG to FWEG FW to FWE Joining Clip T — Center Flue End Cap Alignment Pin U — 5 /16-18 X 3 /4 in. Hex Head Screw V — ...

[Page 15] Hussmann FG

P/N 0467434_D 1-11 Low Temperature Excel HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Fasten End Frames 1. Tighten joints in the order shown until gaskets are compressed, and cases join smoothly. Work from the lower front to lower bac...

[Page 16] Hussmann FG

1-12 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM Seal Merchandisers 1. Remove wire rack, rack supports and interior panels to apply butyl tape. 2. Apply butyl tape across the bottom joint. Be sure to extend the tape up the back and front of the cas...

[Page 17] Hussmann FG

Low Temperature Excel P/N 0467434_D 1-13 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. 4. Starting at the left end of the line up, install the bumper starter section first. To install, a. Position internal joint trims so that the first i...

[Page 18] Hussmann FG

1-14 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM INSTALLING PARTITIONS To join same temperature fixtures on different defrost cycles, an acrylic partition kit is required. To join unlike fixtures, or like fixtures operating at different temperatur...

[Page 19] Hussmann FG

Low Temperature Excel P/N 0467434_D 1-15 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. 4. Seal End to End Frame Remove front shelf and shelf support bracket. Apply a 1 /2 in. bead of Silicone at the back of the case, starting at the fir...

[Page 20] Hussmann FG

1-16 I NSTALLATION P/N 0467434_D WWW .HUSSMANN.COM Notes: ...

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Low Temperature Excel P/N 0467434_D 2-1 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. REFRIGERANT The correct type of refrigerant will be stamped on each merchandiser’s serial plate. The case refrigeration piping is leak tested, factor...

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2-2 R EFRIGERATION / ELECTRICAL P/N 0467434_D WWW .HUSSMANN.COM As shown in Figure 2-3, rotate and center the shroud over the refrigeration outlet foam pad, then fasten to the interior liner of the bottom. After connections have been made, seal this ...

[Page 23] Hussmann FG

Low Temperature Excel P/N 0467434_D 2-3 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. INSULATION With GAS Defrost The suction and liquid lines should NOT contact each other and should be insulated separately for a minimum of 30 ft (9144 ...

[Page 24] Hussmann FG

2-4 R EFRIGERATION / ELECTRICAL P/N 0467434_D WWW .HUSSMANN.COM MERCHANDISER ELECTRICAL DATA Technical data sheets are included with this manual. The data sheets provide case electrical data, electrical schematics, parts lists and perfor- mance data...

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Low Temperature Excel P/N 0467434_D 3-1 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. WASTE OUTLET AND WATER SEAL Each merchandiser has two waste outlets. The waste outlets are located in front of the fan plenum 12 inches (305 mm) from e...

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3-2 DRIP PIPING AND SPLASHGUARDS P/N 0467434_D WWW.HUSSMANN.COM 5. Provide a suitable air break between flood rim of the floor drain and outlet of drip pipe. To meet code on low base merchandisers, it may be necessary to install a field-supplied dri...

[Page 27] Hussmann FG

Low Temperature Excel P/N 0467434_D 3-3 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. INSTALLING SPLASHGUARDS The splashguard is shipped inside each merchan- diser. AFTER merchandisers have been leveled and joined, and all drip piping, ...

[Page 28] Hussmann FG

3-4 DRIP PIPING AND SPLASHGUARDS P/N 0467434_D WWW.HUSSMANN.COM To Install Splashguard Close-off Panels: 1. Fasten the lower front splashguard close-off panel to the upper splashguard brackets using #8-18 x 3 /4 screws. End splashguards and close- ...

[Page 29] Hussmann FG

Low Temperature Excel P/N 0467434_D 3-5 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. To install the cove trim to the splashguard: 1. Remove all dirt, wax and grease from the area of the splashguard where adhesion will be neces- sary to ...

[Page 30] Hussmann FG

3-6 DRIP PIPING AND SPLASHGUARDS P/N 0467434_D WWW.HUSSMANN.COM Installing Splashguard on End and End Case An end splashguard and close-off panel ship with each end assembly. End case splashguards and close-off panels ship with the case. Install end ...

[Page 31] Hussmann FG

P/N 0467434_D 4-1 START UP See the merchandiser's Data Sheet for refrigerant settings and defrost requirements. Bring the merchandiser down to the operating temperatures listed on the data sheet. STOCKING Product should NOT be placed in mercha...

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4-2 Start-up / Operation P/N 0467434_D WWW.HUSSMANN.COM LOAD LIMIT PROFILES Load Limit Load Limit FG FWEG FRONT F FWE FRONT Load Limit FWG Load Limit FW FRONTFRONT Load Limit FN FI FRONT FRONT Load Limit FNG FIG ...

[Page 33] Hussmann FG

— Inside End Panel Suggested Mounting Locations in Multi-deck Merchandisers — Return Air Grille — Shelf Price Tag Molding Suggested Mounting Locations in Single Deck Glass Front Impact Merchandisers — Acrylic Package Guard, Facing Out Double...

[Page 34] Hussmann FG

4-4 Start-up / Operation P/N 0467434_D WWW.HUSSMANN.COM Excerpt from ANSI / NSF-7: 5.30 Temperature indicating devices 5.30.1 Each refrigerated storage compartment and cabinet shall have at least one securely mounted temperature indicat- ing device ...

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CARE AND CLEANING Long life and satisfactory performance of any equipment is dependent upon the care it receives. To ensure long life, proper sanitation and mini- mum maintenance costs, these merchandisers should be thoroughly cleaned, all debris r...

[Page 36] Hussmann FG

5-2 MAINTENANCE P/N 0467434_D WWW.HUSSMANN.COM CLEANING AIRFLOW LOUVERS Louvers should be cleaned at least every six months. Dirty louvers adversely affect model performance. 1. Remove screws and louver retainer. 2. Lift the louver, then rotate ...

[Page 37] Hussmann FG

P/N 0467434_D 5-3 Package Guard Display Pan Display Rack Display Rack Support Clip Interior Glass Front Panel Return Air Grille Discharge Air Louver Low Temperature Excel HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. FWG Shown — Ot...

[Page 38] Hussmann FG

5-4 MAINTENANCE P/N 0467434_D WWW.HUSSMANN.COM REMOVING REAR FLUE GLASS FOR CLEANING (FIG & FNG) 1. Remove louvers, then remove the discharge deflector brackets. The flue glass (with retainer) may then be lifted out. 2. Remove interior panels...

[Page 39] Hussmann FG

GENERAL Refer to the case data sheet for each model to identify the general location of components. REPLACING FAN MOTORS AND BLADES See cross section for location of evaporator fans. Should it ever be necessary to service or replace the fan motors or...

[Page 40] Hussmann FG

REPLACING ELECTRIC DEFROST HEATER These heaters are installed at the front of the coils. They may be accessed by lifting the fan plenums. To replace: 1. Turn off power to merchandiser. 2. Remove wire racks and display pans from the compartment being ...

[Page 41] Hussmann FG

REPLACING NOSING ANTI-SWEAT HEATER To replace the heater: 1. Turn OFF the power to the merchandiser. 2. Remove a louver from one end. It doesn’t matter which end. 3. Remove exterior nosing extrusion by placing fingers at the back end of the extrus...

[Page 42] Hussmann FG

REPLACING RETURN AIR HEATER To replace the heater: 1. Turn OFF the power to the merchandiser. 2. Remove wire racks, display pans, return grilles, package guard and interior panel from the compartment being serviced. 3. Remove screw and wireway cover....

[Page 43] Hussmann FG

REPLACING DRIP PAN HEATER 1. Turn off power to the merchandiser. 2. Remove wire racks and display pans from the compartment being serviced. 3. Unplug the heater from the heater harness. 4. Remove heater lead wire from interior panel supports. 5. Remo...

[Page 44] Hussmann FG

REPLACING DISCHARGE THERMOPANE GLASS ASSEMBLY (FNG and FIG) Requires TWO (2) people. Always use gloves when handling glass. 1. Turn off power to merchandiser. 2. Remove louvers, package guards, discharge rear deflector module and hand rail. (Hand ra...

[Page 45] Hussmann FG

P/N 0467434_D 6-7 Low Temperature Excel HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Hand Rail Discharge Module Louver Hand Rail Discharge Rear Deflector Discharge Heated Glass ...

[Page 46] Hussmann FG

REPLACING RETURN THERMOPANE GLASS ASSEMBLY Requires TWO (2) people. Always use gloves when handling glass. 1. Turn off power to merchandiser. 2. Remove hand rail. 3. Disconnect glass pane heater lead wires from the wiring junctions. 4. With one pers...

[Page 47] Hussmann FG

REPLACING HAND RAIL Beginning at one end, remove the hand rail by pressing down, ➀➀ , and back, ➁➁ , to release the back corner from its retainer (refer to the following illustration). Work along the back (inside) until the full length is ...

[Page 48] Hussmann FG

REPAIRING ALUMINUM COIL The aluminum coils used in Hussmann merchandisers may be easily repaired in the field. Materials are available from local refrigeration wholesalers. Hussmann recommends the following solders and technique: Solders Aladdin Wel...

[Page 49] Hussmann FG

® To obtain warranty information or other support, contact your Hussmann representative. Please include the model and serial number of the product. U.S. & Canada 1-800-922-1919 • Mexico 1-800-522-1900 www.hussmann.com Hussmann Corporation,...

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