Hussmann microSC VRL1B Installation & Operation Manual Download Page 38 | Manualshive

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P/N 3034040_H

U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • www.hussmann.com

38

t

EchnIcal

I

nforMatIon

Component parts are specifically chosen

for propane exposure and therefore non-

incendive and non-sparkling. Component

parts shall be replaced with identical

components, and servicing shall be done by

factory authorized service personnel only, so

as to minimize the risk of possible ignition

due to incorrect parts or improper service.

Visual Description of R290 Replacement Parts

Main Switch

Light Switch

Solid State Relay 25 Amp

Control Display KDE

Control RTN400

TECHNICAL INFORMATION

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Summary of Contents for microSC VRL1B

Page 1: ...he fans If propane gas is present or even suspected do not allow untrained personnel to attempt to nd the cause The propane gas used in the unit has no odor The lack of smell does not indicate a lack...

Page 2: ...ained personnel to attempt to find the cause The propane gas used in the unit has no odor The lack of smell does not indicate a lack of escaped gas If a leak is detected immediately evacuate all perso...

Page 3: ...rchandiser must operate for 24 hours before loading product Regularly check merchandiser temperatures Do not break the cold chain Keep products in freezer before loading into merchandiser These mercha...

Page 4: ...equipment Do NOT remove shipping crate until the merchandiser is positioned for installation Excessive ambient conditions may cause condensation and therefore sweating of doors Facility operators sho...

Page 5: ...damage must be made to the carrier The carrier will provide any necessary inspection reports and or claim forms Apparent Loss or Damage If there is an obvious loss or damage it must be noted on the fr...

Page 6: ...system 36 in Rear rance Rear Front Rear Zero Clearance at Sides and Rear 36 in Clearance at Front Plan View Air Exhaust Air Intake VRL2B VRL2B 36 in Air Intake Front Rear Plan View Air Exhaust 1 in C...

Page 7: ...r SHIPPING SKID Each merchandiser is shipped on a skid to protect the merchandiser s base and to make positioning the case easier Remove the top of the crate and detach walls from each other if applic...

Page 8: ...osure system Triple pane thermal insulated glass door assemblies Magnetic door gaskets of one piece construction removable without tools for ease of cleaning Merchandiser can be placed against wall no...

Page 9: ...tight to the merchandiser base Once in final position lock each caster This option is a ship loose kit As a standard offering this merchandiser is fabricated with hockey puck style leveler FIELD REQU...

Page 10: ...can be adjusted by positioning the shelf clips according to individual loading requirements VRL merchandisers have four movable wire shelves and one bottom wire shelf per door as a standard option Ex...

Page 11: ...to prevent product loss Always bring the oldest product to the front and set the newest to the back Air exhaust and return grille must remain open and free of obstruction at all times Do not allow pro...

Page 12: ...2 Examine unit Confirm there is NO damage or concealed damage 3 Level the unit side to side and front to rear 4 Remove all shipping brackets compressor straps bolts etc 5 Unit must be run on a dedica...

Page 13: ...cuit with the amperage stated on the unit Plug into an outlet designed for the plug Do not overload the circuit Do not use long or thin extension cords Never use adapters If in doubt call an electrici...

Page 14: ...propane equipment Failure to follow instructions can result in an explosion death injury and property damage If a leak is detected follow store safety procedures It is the store s responsibility to h...

Page 15: ...age from the tank and connect nitrogen tank to the system to purge it with nitrogen 7 Pull vacuum to a minimum of 200 microns or lower Only Hussmann service technicians or technicians qualified to han...

Page 16: ...gerant contained in them Ensure that the refrigeration system is properly grounded prior to charging the system with refrigerant to avoid the potential for static build up Extreme care must be taken n...

Page 17: ...B FIX IN THE WALL Typical Sensor to Control Configuration 3032520 A A DETAIL A 15 00 3 37 SENSOR AIR DISCHARGE SENSOR DEFROST FIX IN THE SUCTION TUBE VRL3B FIX IN THE WALL 3032520 A A DETAIL A 15 00 3...

Page 18: ...N LINE VRL1 NOTES 1 APPLICABLE STANDARDS SPECIFICATIONS ASME Y14 5M 1994 DIMENSIONS AND TOLERANCES 2 KEY PRODUCT CHARACTERISTICS PER EPR 0006 IDENTIFIED WITH SYMBOL 3 REF NONE K SHEET 3 OF 4 I P P N T...

Page 19: ...ustable preprogrammed temperature b The Differential is the non adjustable pre programmed temperature c The Control is designed to read and display a cabinet temperature not a product temperature This...

Page 20: ...SC DOWN SET UP KDEPLUS BUTTONS The KDEPlus keyboard has 4 keys as shown in the illustration UP DOWN SET STANDBY or ESC Key Functions 2 ON OFF regulators for HOT COLD Single defrost and double evaporat...

Page 21: ...250Va OUT3 1 SPDT relay 8 4 A max 250Va OUT4 1 SPST relay 8 4 A max 250Va OC Open Collector Output OC 1 multifunctional output 12Vc 20mA MECHANICAL CHARACTERISTICS Dimensions 121x92 mm Terminals fasto...

Page 22: ...ction to KDEPlus or KDWPlus external keyboard or ECPlus echo module 3 LINE These are power supply terminals 19 18 PB1 probe connection 4 OUT2 Shared Terminal 21 20 PB2 probe connection 5 N O OUT2 23 2...

Page 23: ...ost active Blinking Activated manually or from Digital Input OFF otherwise 3 Fans Permanently on Fans active OFF otherwise 4 Reduced SET Economy Permanently on Energy Saving active Blinking Reduced se...

Page 24: ...n Pressed and released Press for at least 5 secs Start up 1 Scrolls through menu items Decreases values Activates the Manual Defrost function from outside menus 2 Scrolls through menu items Decreases...

Page 25: ...Pressed and released Press for at least 5 secs Start up 1 Scrolls through menu items Decreases values Activates the Manual Defrost function from outside menus 2 Scrolls through menu items Decreases v...

Page 26: ...P N 3034040_H U S Canada 1 800 922 1919 Mexico 1 800 890 2900 www hussmann com 26 Electrical Refrigeration NOTES...

Page 27: ...t domestic detergents and sanitizing solutions with no harm to the surface Always read and follow the manufacturer s instructions when using any cleaning product Inspect all LED connections and plug r...

Page 28: ...ontact between fan motors and cleaning or rinse water Rinse with hot water but do NOT flood Allow merchandiser to dry before resuming operation Wipe down lighted shelves with a damp sponge or cloth so...

Page 29: ...ding Screw Holding Screw FRONT Use CU base flanges to slid out the unit VRL2B Refrigeration Unit VRL1 and VRL3 Refrigeration Unit 1 Lift up and pull off the grille 2 Removetheholdingscrewtoreleasethec...

Page 30: ...el Has the unit been moved recently 5 Shelves and Stocking Are the standard shelves in the correct places Is the product stocked properly Is the bottom shelf at the proper location 6 Confirm that the...

Page 31: ...uire more than 4 clicks If the torque cam and hinge socket are severely rusted both components should be replaced A severely rusted cam socket assembly will not hold torque Rust on the cam socket asse...

Page 32: ...ernible amount of movement at the top hinge pin hinge plate socket joint If excessive movement is detected the hinge pin assembly should be inspected to ensure that the hinge pin is not bent refer to...

Page 33: ...er leaks x Clean evaporator coil s and fan blade s Do not use an acid base cleaner Rinse off any cleaner residue x Clean discharge air honeycombs or grilles Do not use an acid base cleaner Rinse off a...

Page 34: ...and LED power supply 5 Replace the LED with like fixture and re attach connection 6 Replace the display panel cover 7 Return power to the merchandiser REPLACING SHELF LAMPS 1 Disconnect power to the...

Page 35: ...ted in the slots by using a small block of wood and a mallet After the new heater is in place replace all the spring retaining clips to assure heater retention One lead of the defective heater may be...

Page 36: ...om the inside Drip Pan Heater or Evaporator Heater 6 When replacing evaporator defrost heater remove the clips located in the coil The main fuction of the clips is to attach the defrost heater to the...

Page 37: ...he remainder of the section up using putty knife only until the entire cover is off and the frame heater inside the door frame is exposed as shown in B Door frame heaters may now be replaced During in...

Page 38: ...and non sparkling Component parts shall be replaced with identical components and servicing shall be done by factory authorized service personnel only so as to minimize the risk of possible ignition d...

Page 39: ...8 X Led Light Display 3004891 X Led Light Display 3004897 X Magnetic Clip for Led Light 0523762 X X X Models VRL1B VRL2B VRL3B Heaters Defrost Heater RH 3019313 X Defrost Heater LH 3021344 X Defrost H...

Page 40: ...ter 1 Door 3040716 X Defrost Heater 2 Door 3037292 X Defrost Heater Evap Pan 1 Door 3040717 X Defrost Heater Evap Pan 2 Door 3037293 X Defrost Heater Evap Pan 3 Door 3021337 X Heater Tube Drain 302512...

Page 41: ...HUSSMANN CORPORATION BRIDGETON MO 63044 2483 U S A VRL Merchandisers P N 3034040_H 41 VRL Cross Section Dimensions shown as inches and mm Dimensions...

Page 42: ...P N 3034040_H U S Canada 1 800 922 1919 Mexico 1 800 890 2900 www hussmann com 42 Technical Information Dimensions VRL Plan View Dimensions shown as inches and mm...

Page 43: ...te This data is based on store temperature and humidity that does not exceed 80 F and 55 R H unless otherwise stated Schedule defrost at night while lights are off Electrical Data Evaporator Fans VRL1...

Page 44: ...FROST RELAY NO INPUT OUTPUT NO POWER SUPPLY COMPRESSOR LH CURRENT RELAY S R C 1 2 1 2 3 PB1 PB2 LED INPUT OUTPUT LED INPUT OUTPUT LED SENSOR TEMP AIR GREEN RELAY 3 RELAY 2 1 3 4 RELAY 1 E N D L E D 2...

Page 45: ...1 32 33 GND D GND D OC 12V TTL OPTIONAL SENSOR TEMP DEFROST ORANGE 12V D GND KEYB 15 cm MAX NEUTRO NEUTRO NO DEFROST RELAY POWER SUPPLY ELEC TRON 3 S 226 1 2 7 8 3 4 5 6 9 10 11 12 23 24 25 26 COMPRES...

Page 46: ...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 2...

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