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Haussmann RL Installation & Operation Manual

Reach-in merchandisers medium and low temperature
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MANUAL- I/O REACH-IN
Æ
Reach-in Merchandisers
Medium and Low Temperature
Permit Number:
Use this manual along with door manual P/N 0425683
for cases with Innovator Doors
Use this manual along with door manual P/N 3008521
for cases with EcoVision II Doors (RMTD)
Installation &
Operation Manual
Shipped With Case Data Sheets
20-05195
P/N 0387183_V
February 2017
Spanish P/N 0517045
French P/N 0527085

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  • Page 1 Æ Reach-in Merchandisers Medium and Low Temperature Use this manual along with door manual P/N 0425683 for cases with Innovator Doors Use this manual along with door manual P/N 3008521 for cases with EcoVision II Doors (RMTD) Installation & Operation Manual Shipped With Case Data Sheets P/N 0387183_V February 2017...
  • Page 2 Permit Number: 20-05195...

  • Page 3: Table Of Contents

    P/N 0387183_V Table of Contents ANSI Z535.5 DEFINITIONS ....iv INSTALLATION TOOL LIST ....iv DRIP PIPING AND SPLASHGUARDS Waste Outlet and Water Seal ......3-1 INSTALLATION Installing Drip Piping ........3-1 UL Listing ............. 1-1 Drip Piping Lineup Arrangements ....3-4 Federal / State Regulations.

  • Page 4: Ansi Z535.5 Definitions

    ontents REVISION HISTORY INSTALLATION REVISION V — FEBRUARY 2017 TOOL LIST Page 1-1, Added Additional Statement to Fed. / State Regulations; Ambient Conditions note, Page 4-1 Unloading From Trailer: REVISION U — DECEMBER 2016 Lever Bar (also known as a Mule, Page 1-24, Added Splashguard Brackets for Johnson Bar, J-bar, Lever Dolly, and pry lever)
  • Page 5 P/N 0387183_V REVISION N — APRIL 2013 REVISION E — JANUARY 2009 Inserted Joining Instructions, Added page division lines for thermometer, Pages 1-8 - 1-22 Page 4-3. Added heater front and rear drawing, REVISION M — MARCH 2013 Page 6-3. Revised caution note on page 1-1; added to Changed shimming drawing, Page 1-3.
  • Page 6 Permit Number: 20-05195...

  • Page 7: Installation

    P/N 0387183_V INSTALLATION UL LISTING Like other merchandisers, these are sensitive to air dis- These merchandisers are manufactured to meet ANSI/ turbances. Air currents passing around merchandisers UL 471 standard requirements for safety. Proper will seriously impair their operation. Do NOT allow air conditioning, electric fans, open doors or windows, installation is required to maintain the listing.

  • Page 8: Exterior Loading

    nstallatIon EXTERIOR LOADING MERCHANDISERS SHIPPED WITH END INSTALLED Do NOT walk on top of merchandisers or damage to the merchandisers and serious personal injury could If the case was shipped with the end installed, two occur. T long bolts were used to hold the shipping brace to the hey are noT sTrucTurally designed To supporT such as the weight of end.

  • Page 9: Moving Merchandiser Through Narrow Store Entrances

    P/N 0387183_V MOVING MERCHANDISER THROUGH NARROW STORE ENTRANCES Remove the front bumper. Pull from the Some exterior merchandiser parts may be disassembled bottom and set aside. for transit access through small doors or passage ways. This procedure takes approximately 30 minutes to disassemble and reassemble one case.
  • Page 10 nstallatIon 4. Remove the screws that attach the wireway pan to 7. Slide the wireway pan out, and remove it from the the bottom assembly. case. Bumper brackets and supports are attached to wireway pan. Removing the pan will remove the entire assembly.

  • Page 11: Final Location

    P/N 0387183_V Check the following before the rear of the case is posi- LEVELING tioned at its final location according to the store plan: Merchandisers must be installed level to ensure proper The external braces must be reinstalled operation of the refrigeration system and to ensure with (6) nuts per brace, torqued to 24 foot proper drainage of defrost water.
  • Page 12 nstallatIon NOTE: B egin lineup leveling from the high est point of the store floor Place shims under the rail and make sure that they are positioned at a base component (crossbar). This transfers the weight directly from the loaded case through to the floor.

  • Page 13: Door Adjustment

    P/N 0387183_V DOOR ADJUSTMENT After leveling and joining the merchandisers, adjust and level doors according to manufacturer’s instructions shipped with each product. Factory settings may be lost due to vibration during shipment. JOINING Sectional construction means that two or more mer- chandisers may be joined in line yielding one long continuous display requiring only one pair of ends.

  • Page 14: Joining Instructions

    Splashguard brackets must be installed before piping or wiring case. PARTS LIST Item RLNS Quantity Description RMNS RL/RM RLNIM RMTM RM/RMF RLTIM RLNIE RLTM, RMTD Donut Gasket Gasket, .906 x 1 /2 x 200 in. Gasket, 1 /2 x 1 /4 x 600 in.
  • Page 15 P/N 0387183_V RL / RM / RMF RLN / RMN and RLNI RLTM RMTM E. Remove back panels from ends to be RMTD joined by lifting up and out near the bot- tom. No tools are necessary. The RLTM models have upper and lower back panels that must be removed.
  • Page 16 1-10 nstallatIon Locate and remove the shipping block in the center of the heat exchanger in the interior bottom of each case, see Figure 2. Snap a chalk line on the floor to use as a guide for positioning the front of the cases in the line-up.
  • Page 17 If not already installed make sure Nut Retainers and Alignment Pins are in place in the right end frame as shown in Figure 4A or 4B. RL / RM / RMF RLN / RMN Alignment Pin Factory Installed Nut Retainer RLTM...
  • Page 18 1-12 nstallatIon RLNI P/N 0387183_V U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM Permit Number: 20-05195...
  • Page 19 Figure 5A, Part 2; 5B or 5C, Part 2. When applying an end assembly. Right End Left End Left End Case RL / RM / RMF RLN / 1- Donut 2- 1 in x in x Use all three gaskets When applying an end assembly.
  • Page 20 Panel, all 4 Gaskets must be applied. Gasket Apply Gasket Pad Overlap Gasket Detail C Figure 5A, Part 2. Apply Gaskets to Right End of RL/RM/RMF and RLN/RMN P/N 0387183_V U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM Permit Number: 20-05195...
  • Page 21 P/N 0387183_V 1-15 RLNI Left End Case Gasket Pad Figure 5A. Apply Gaskets to Left End of RLNI Reach-In HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Permit Number: 20-05195...
  • Page 22 1-16 nstallatIon RLNI Right End Case 1 i n. x i n. i n. x i n. Gasket Figure 5B. Apply Gaskets to Right End of RLNI P/N 0387183_V U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM Permit Number: 20-05195...
  • Page 23 ///////////////////////////// Foam 1/2 inch x 1/4 inch Overlap P/N 0387183_V 1-17 m Gasket 3 Donut Gasket s Shown Foam 1 inch x 1/2 inch ///////////////////////////// etail A RLTM RMTM RMTD ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// Right End Case Install Donut Install Donut Gasket Gasket (seat into groove) (seat into groove) Left End...
  • Page 24 1-18 nstallatIon Move the second merchandiser RL / RM / RLN / RMN / The RMTM / RLTM / RMTD against first, mating alignment RLNI: Do not cut wires routed has no alignment pin and the pins with corresponding holes.
  • Page 25 P/N 0387183_V 1-19 R L or R M R LN or R MN R LNI Do not cut wires in bumper retainer. Figure 6. Move Cases Together Reach-In HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Permit Number: 20-05195...
  • Page 26 Loosely insert Cap Screw – 5 with Lock Washer – 6 into each nut retainer follow- ing the sequence shown in Figures 7A and RL, RM, RMF, RLN, RMN Do not tighten fully. A. Fasten bottom fronts together, but tight- en only until front panels touch.
  • Page 27 P/N 0387183_V 1-21 RLNI R LNI Alignment P i n Alignment P i n Nut R etainer Figure 7C. Joining Sequence for RLNIM Cases Reach-In HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 U.S.A. Permit Number: 20-05195...
  • Page 28 1-22 nstallatIon Align holes in frame with holes in Joint Molding – 6. Fasten cases together using Binder Post and Screws – 7 as shown in Figure 8. Figure 8. Installing “J” Molding Refer to Section 1 of the Reach-In Installation and Service Manual to install splashguard brackets and Side View...

  • Page 29: Installing Splashguard Brackets

    P/N 0387183_V 1-23 INSTALLING SPLASHGUARD BRACKETS (RL/ RLN) 1. Attach retainer splashguard RI to bracket support splashguard RL & RM using three screws 2. i nsTall splashguard supporT brackeTs . The leveling brackets have a before piping case maximum extension of one (1) inch (25 mm) for uneven floors.
  • Page 30 1-24 nstallatIon INSTALLING SPLASHGUARDS AND BRACKETS (RLTM Cases) To install splashguards and brackets: 1. Slide the splashguard support bracket’s small flange into base rail slots. Next, slide the splashguard retainer assembly under the case as shown. Splashguards Installation 2. Rotate the retainer assembly clockwise (from right hand side) while pulling towards the front of the case, until the forward most flange sits flush with the back Splashguard...

  • Page 31: Installing Bumpers

    P/N 0387183_V 1-25 INSTALLING BUMPERS Do NOT install the last bumper sections at this time. These sections will be installed in the last step. Offsetting the bumpers and top rails helps to disguise the joint locations, giving the lineup a Once all except the last section of bumper have been smoother look.
  • Page 32 Permit Number: 20-05195...

  • Page 33: Refrigeration / Electrical Refrigerant

    P/N 0387183_V REFRIGERATION / ELECTRICAL REFRIGERANT REFRIGERANT PIPING The correct type of refrigerant will be stamped on Standard Connection Location each merchandiser’s serial plate which is located on The refrigerant line connections are at the right- hand the left-hand end of the interior top liner. end of merchandiser (end opposite the main serial plate) beneath the display pans.
  • Page 34 efRigeRation lectRical As shown in Figure 2-3, rotate and center the shroud After connections have been made, seal this outlet over the refrigeration outlet foam pad. thoroughly. Seal both the inside and the outside. We recommend using an expanding polyurethane foam insulation.

  • Page 35: Insulation

    P/N 0387183_V Multiplexing Pressure Drop Piping of merchandisers operating on the same Pressure drop can rob the system of capacity. To keep refrigeration system may be run from merchan diser to the pressure drop to a minimum, keep the refrigerant merchandiser through the end frame saddles provided line run as short as possible using a minimum number for this purpose.

  • Page 36: Branch Line Piping

    efRigeRation lectRical Liquid Line – Off-time and Electric Defrost • May be reduced by one size after one half the case load run. Do not reduce below The following information is applicable only evaporator connection size. for piping Hussmann merchandisers to •...

  • Page 37: Expansion Valve Adjustment

    Component Location in Attach two sensing probes (either RL / RM / RLN / RLNI Models thermocouple or thermistor) to the evaporator. Position one under the clamp holding the expansion valve bulb;...

  • Page 38: Refrigeration Thermostat

    efRigeRation lectRical (Right end of Case) REFRIGERATION THERMOSTAT The thermostat body is located in the electrical race- way near the right-hand end of the merchan diser. Its sensing bulb is located behind the right end interior back panel. 3, 4 & 5 Door RLTM 2 Door RLTM Defrost Termination Thermostat Location...

  • Page 39: Defrost Termination Thermostat

    P/N 0387183_V DEFROST TERMINATION When practical, defrost when store is closed. THERMOSTAT Low pressure control settings are applicable to The standard disc type defrost termination thermostat outdoor condensing units where ambient does not fall below 0 deg F. is not adjustable. On low-temperature merchandisers, the defrost CONTROL SETTINGS termination thermostat or optional termination LOW TEMPERATURE...
  • Page 40 efRigeRation lectRical Defrost after store closes when practical. CONTROL SETTINGS LOW TEMPERATURE Low pressure control settings are applicable to outdoor condensing units where ambient does not fall below 0 deg F. Parallel Compressor Rack Measure Discharge Air Temperature at the center of the case CONTROL SETTINGS at the discharge honeycomb.

  • Page 41: Merchandiser Electrical Data

    P/N 0387183_V MERCHANDISER ELECTRICAL DATA ELECTRICAL CONNECTIONS Merchandiser data sheets for specific models are shipped All wiring must be in compliance with NEC and local with this manual. The data sheets provide merchandiser codes. All electrical connections are to be made to electrical data, standard electrical schematics, parts the terminal blocks in the electrical wireway behind lists and performance data.

  • Page 42: Wiring Color Code

    2-10 efRigeRation lectRical Terminal block NOT for case-to-case wire connection. WIRING COLOR CODE Leads for all electrical circuits are identified by a colored plastic band: neutral wire for each circuit has either White insulation or a White plastic sleeve in addition to the color band....

  • Page 43: Drip Piping And Splashguards

    P/N 0387183_V DRIP PIPING AND SPLASHGUARDS WASTE OUTLET AND WATER SEAL The waste outlet location varies for each of the 1, 2, 3, 4, and 5-door merchandisers. Drip piping is located between the front merchandiser base and the splashguard Splashguard brackets MUST be installed fixture and runs parallel to the merchandiser (see Data before piping merchandiser.
  • Page 44 iping anD plaShguarDS (Drain Fitting) Factory Installed (four turns) in. Clearance to Floor Approx. Factory-Installed Tee Fitting Do NOT use Thread Sealer on Drain Fitting! 1. Tee is factory-installed. Do not overtighten NOTE: It may be necessary to rotate water seal (trap) threads, or the drain fitting or tee may become inside the tee a few degrees to ensure clearance at damaged.
  • Page 45 P/N 0387183_V 4. Install remaining PVC drain parts using 6. Installed drip piping may require additional recommended PVC cleaner, primer and support depending on the number and location of cement per manufacturer’s recommendations. the hub floor drains. The installer should always provide adequate support to all drip piping 5.

  • Page 46: Drip Piping Lineup Arrangements

    iping anD plaShguarDS DRIP PIPING LINEUP ARRANGEMENTS NOTE: No more than two merchandiser are to The following illustrations below show typical arrangements for installing drip pipes for a lineup of be piped per water seal. Do not install water seal merchandisers.

  • Page 47: Installing Splashguards

    P/N 0387183_V INSTALLING SPLASHGUARDS The splashguard is shipped inside each merchan- diser. a merchandisers have been leveled and fter joined, and all drip piping, electrical and refriger- ation work has been completed, re-install the front color panel, then install the splashguards. First, position top of splashguard over the top edge of the bracket;...

  • Page 48: Sealing Splashguard To Floor

    iping anD plaShguarDS SEALING SPLASHGUARD TO FLOOR by local sanitation codes, or if desired by the tainless steel splashguards may be sealed to the f requIred ptIOnal s customer, plastic splashguards may be sealed to the floor floor using a vinyl cove base trim. The size of trim needed using silicone type sealer.

  • Page 49: Start Up / Operation

    P/N 0387183_V START UP / OPERATION STARTUP AND OPERATION LOAD LIMITS See the merchandiser’s Technical Data Sheet for Shelf life of perishables will be short if load limit refrigerant settings and defrost require ments. Bring is violated. A t no time should merchAndisers be merchandisers down to the operating temperatures stocked beyond the loAd limits indicAted listed on the data sheet.
  • Page 50 tart up peratiOn RLTM RMTD RLTIM RLTIM Load Load Load Limits Limits Limits P/N 0387183_V U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM Permit Number: 20-05195...

  • Page 51: Installing Fda/Nsf Required Thermometer

    P/N 0387183_V INSTALLING FDA/NSF REQUIRED THERMOMETER The following pages provide the same information that ships with the thermometer. This requirement does not apply to display refrigerators intended for bulk produce (refer to Page 1-1). Please note that the tape cannot be exposed after installation.
  • Page 52 tart up peratiOn Important – Please read! This thermometer is provided in response to United States Food and Drug Administration (US FDA) Food Code [ http://www.fda.gov/ ] National Sanitation Foundation (NSF / ANSI) Standard 7 [ http://www.nsf.org/ ] Each installation will be different The thermometer may need to be depending on how the unit is moved several times to find the...

  • Page 53: Maintenance

    P/N 0387183_V MAINTENANCE CARE AND CLEANING Interior Surfaces Long life and satisfactory performance of any The interior surfaces may be cleaned with most equipment is dependent upon the care it receives. domestic detergents, ammonia based cleaners and To ensure long life, proper sanitation and minimum sanitizing solutions with no harm to the surface.

  • Page 54: Cleaning Honeycomb Assemblies

    aintenance • Remove the product and all loose debris to avoid clogging the waste outlet. Product will be degraded and may spoil if allowed to sit in a non-refrigerated area. • Store product in a refrigerated area such as a freezer.

  • Page 55: Cleaning Stainless Steel Surfaces

    P/N 0387183_V CLEANING STAINLESS STEEL SURFACES Use non-abrasive cleaning materials, and always polish with grain of the steel. Use warm water or add a mild Do NOT allow cleaning agent or detergent to the water and apply with a cloth. Always cloth to contact food product.
  • Page 56 aintenance NOTES: P/N 0387183_V U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • WWW.HUSSMANN.COM Permit Number: 20-05195...

  • Page 57: Service

    This are re-installed correctly. includes, but is not limited to, such items as fans, heaters, thermostats and lights. For access to RL / RM / RLN / RMN / RLNI / RLNIE fans: Fan Assembly 1. Turn off power.
  • Page 58 ervice RLTM only For access to these fans: 1. Turn off power. 2. Remove bottom display pans. 3. Disconnect fan from wiring harness. 4. Remove fan blade. 5. Lift fan plenum and remove screws holding bot- tom of motor to fan basket. 6.
  • Page 59 P/N 0387183_V REPLACING ELECTRIC DEFROST 9. Verify that heater is working correctly. HEATERS FOR (RL / RLN / RLNI / RLNIE) 10. Close air gaps under fan plenum. Warmer air ONLY moving into refrigerated air reduces effective cooling. If the plenum does not rest against the...

  • Page 60: Replacing Electric Defrost Heaters

    ervice REPLACING Electric Defrost Heaters (RLTM Only) 6. Position new heater in brackets. RLTM electric defrost heaters are located in front of and behind the coil. Mounting brackets and 7. Bend tabs back to vertical to hold heater in bracket. supports are attached to plenum brackets.

  • Page 61: Replacing Drain Pan Heater

    P/N 0387183_V REPLACING Drain Pan Heater — Electric and Gas Defrost (Low Temperature Only ) The drain pan heater is located as shown below. Always disconnect the electrical power at the main disconnect when servicing or replacing any electrical component. This Remove Drain Pan Heater includes, but is not limited to, such items as fans, heaters, thermostats and lights.

  • Page 62: Servicing Vertical Lighting

    ervice SERVICING VERTICAL LIGHTING REPLACING DAMAGED DRAIN FITTING Refer to door manufacturer’s manual for servicing of vertical lamps. The following procedure is for the field repair of a broken drain fitting. SERVICING DOORS AND FRAMES 1. Use a drill with a 1 -inch (48 mm) hole saw to drill out the bottom of the drain fitting.

  • Page 63: Repairing Aluminum Coils

    P/N 0387183_V REPAIRING ALUMINUM COIL The aluminum coils used in Hussmann merchandisers Technique: may be easily repaired in the field. Materials are available from local refrigeration wholesalers. 1. Locate Leak. Hussmann recommends the following solders and 2. REMOVE ALL PRESSURE. technique: 3.
  • Page 64 To obtain warranty information or other support, contact your Hussmann representative. Please include the model and serial number of the product. Hussmann Corporation, Corporate Headquarters: Bridgeton, Missouri, U.S.A. 63044-2483 01 October 2012 Permit Number: 20-05195...

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