Hussmann EVM Installation And Service Instructions Manual

Medium temperature merchandiser

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January 2006

INSTALLATION & SERVICE

INSTRUCTIONS

FOR

EVM MEDIUM TEMPERATURE MERCHANDISER

FOR

Diary, prepared salads, pizzas, and fresh entrees

First Call for help (US and Canada):

1-800-922-1919

Soporte Tècnico y Asistencia (Mèxico):

01-800-522-1900

For a Service Network Locator and other

Information visit us at

www.hussmann.com

select Worldwide Locations

P/N OII – EVM

January 2006

HUSSMANN - GLOVERSVILLE

Table of Contents

Troubleshooting

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Summary of Contents for Hussmann EVM

Page 1 January 2006 INSTALLATION & SERVICE INSTRUCTIONS EVM MEDIUM TEMPERATURE MERCHANDISER Diary, prepared salads, pizzas, and fresh entrees First Call for help (US and Canada): 1-800-922-1919 Soporte Tècnico y Asistencia (Mèxico): 01-800-522-1900 For a Service Network Locator and other Information visit us at www.hussmann.com...
Page 2: Table Of Contents
INTRODUCTION, INSPECTION, LOCATION and CLEARANCE SKID, LEVELING and SEALING DRAINS SERIAL PLATE AIR DISTRIBUTION and PRODUCT LOADING POWER REQUIREMENTS ELECTRICAL BOX, POWER SWITCH, TIME CLOCK CONNECTIONS SPECIFICATIONS, DIMENSIONS, BTU CAPACITY SHELVING, TEMPERATURE CONTROL, CONDENSING UNIT THERMOMETER LIGHTING, LAMP SWITCH, BALLAST NIGHT COVER, CLEANING EXTERIOR CLEANING INTERIOR, REFRIGERATION LEAK TESTING AND EVACUATION...
Page 3: Introduction, Inspection, Location And Clearance
The EVM cabinets have front air intake and rear air discharge for proper air flow over the condensing unit. A minimum distance of two...
Page 4: Serial Plate
the trap gets filled with water, there may be a small frost accumulation in the evaporator coil area. This frost should disappear after the trap gets filled with water, usually after the first de- frost. The drains for the condensate water are located in the front corners of the evaporator coil area.
Page 5: Electrical Box, Power Switch, Time Clock
The box contains the power switch, de- frost time clock and temperature control. Power to the cabinet should be disconnected before any service is performed on this box. POWER SWITCH – The main power switch is located in the electrical box. This switch controls all power to the case.
Page 6: Shelving, Temperature Control, Condensing Unit
SHELVING - The EVM models come equipped with four shelves. They are adjustable on one inch increments. When loading the shelves with product, they should be loaded so that the prod- uct does not extend over the front edge of the shelf.
Page 7: Thermometer
CONDENSING UNIT – A regular program should be established for cleaning the fin and tube condenser. Nor- mally this cleaning is required every 3-4 months, but individual store conditions may dictate other- wise. A clean condenser increases cabinet effi- ciency and extends compressor life. Access to the condenser is gained by re- moving the front access panel.
Page 8: Night Cover, Cleaning Exterior
Do not attempt to cut and/or splice the tube. Capillary tube sizes are: EVM3977 .049 I.D. x .020 O.D. x 78 inches long. EVM 5277 .070 I.D. x .020 O.D. x 75 inches. LEAK TESTING – The test gas cylinder must be equipped...
Page 9 side pressures. Using an electronic detector, carefully check the entire system for leaks. Take special care to inspect all brazed and flare con- nections. EVACUATION – After the system is proven leak tight, thor- oughly evacuate the system according to the fol- lowing procedure: a.
Page 10: Trouble Shooting Charts
TROUBLE SHOOTING CHARTS TROUBLE Compressor will not start no noise Compressor will not start, cuts out on overload Warm storage temperature 1. Temperature control not PROBABLE CAUSE 1. Power disconnected 2. Blown fuse or breaker 3. Defective or broken wir- 4.
Page 11: Lighting Troubleshooting
Compressor runs continu- ously. Product too warm Compressor runs continu- ously. Product too cold TROUBLE SHOOTING LIGHT CHART PROBLEM Lights won’t start Lights flicker Ballast Hums 4. Refrigerant overcharge 5. Low voltage, compressor cycling on overload 1. Short of refrigerant 2.
Page 12: Warranty, Parts / Compressor Replacement
Lack of any of the above information may result in the shipment of the wrong part, or a delay in shipment. COMPRESSOR REPLACEMENT PROCEDURE – 1. Replacement compressors will not be shipped from the Hussmann factory. They may be obtained from you nearest Copeland Wholesaler. PAGE 12...
Page 13 – as determined by the compressor serial number on the compressor se- rial plate. TO FILE A COMPRESSOR WARRANTY UNDER THE FIVE-YEAR PROGRAM FORWARD TO YOUR NEAREST HUSSMANN DISTRIBUTOR: 1. The cabinet model and serial number. A copy of the wholesaler-s invoice showing the cost of the new compressor.
Page 14 UPPER LIGHT LAMP LIGHT SWITCH TOP NOSE HEATER CONDENSATE PAN 1000 WATT 230 VOLTS 20 AMP, 250V POWER PLUG 1 PH 60 Hz 208-230 V PLUG END DETAIL WIRE HARNESS TEMP. CONTROL TIME CLOCK POWER SWITCH REV. DATE EVAP. FANS COMPRESSOR SHEET TOLERANCES UNLESS...
Page 15 UPPER LIGHT LAMP LIGHT SWITCH TOP NOSE HEATER CONDENSATE PAN 1000 WATT 230 VOLTS 15 AMP, 250V POWER PLUG 1 PH 60 Hz 208-230 V PLUG END DETAIL WIRE HARNESS TEMP. CONTROL TIME CLOCK POWER SWITCH REV. DATE EVAP. FANS COMPRESSOR SHEET TOLERANCES UNLESS...