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Cover Page - Whaley Food Service

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2. SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued LEGEND OX HEATER IDE HEATER 2 SUB HEATER 23 ST HEATER
3. OVER HEAT PROTECTOR REFRIGERATOR SECTION 5 CONTROL SYSTEM CONTROL CIRCUIT BOARD WIRING DIAGRAM AS 50 TYPE CONTINUED CC
4. SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued LEGEND gt LIG COVER HEAT PROTECTOR FREEZER C Y MIDDLE UNIT BL ER
5. Sa LEFT UNIT vu Wa vn wan Ltt Ll E bc e le ce MIDDLE UNIT Le qn 5 4 3 SECTION 5 CONTROL SYSTEM CONTROL CIRCUIT BOARD WIRING DIAGRAM AS 50 TYPE CONTINUED
6. DEFROST HEATER SIDE HEATER 27 8 REFRIGERATOR JNIT 3 HEATER 23 4 SOX HEATER BOW LEGEND LP LIGHT LAMP T HEATER BV ES HEST PROTECTOR
7. 5 6 7 SECTION 5 CONTROL SYSTEM CONTROL ERROR AS 50 Type The following error will be displayed on the LED ONLY when the cabinet temperature and overheat protect sensor are defective or loose connection Error Signal c J Defective Sensor Replace the sensor Loose at any connection Check all possible loose wire connections s O ee Ane Ee ou evo Defective Sensor Replace thesensor the sensor See Pic 5 3 5 4 5 5 See Pic 5 3 5 4 5 5 OHP Overheat Protect Evap y Main Connector Between Sensor Connector Behind the Control Box Control Box and Condensing Unit Model ESRF2 Model ESRF2 Pic 5 3 Check Point 1 Pic 5 4 Check Point 2 Inside View of Control Box Power Circuit Board Check Loose Connections Model ESRF2 Pic 5 5 Check Point 3 5 7 1 SECTION 6 ELECTRICAL SYSTEM ELECTRICAL SEQUENCE OF OPERATION SYSTEM COOLING CYCLE DEFROST CYCLE OFF CYCLE Compressor Z Iz O 10 1 Condensing Fan Motor Z O 1 Evaporator Fan Motor Z O 1 Evaporator Drain Pan Heater Z O 1 Door Heater Z O 1 Defrost Heater Z O 1 Condensate Pan Heater Light Switch Only when the door is open Z O 1 Table 6 1 Electrical Sequence
8. 5 6 2 SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued DEFROST HEATER IDE HEATER 21 5W 3 HEATER SIDE HEATER 21 5 LEGEND
9. SECTION 5 CONTROL SYSTEM ABOUT PCB CONTROL MODES NEW BSR 450 Type For SINGLE temperature units Applicable serial numbers for these modes are on all Everest products made from July 2005 BXXX X 0507 0001 to present Factory Range Symbol on LED Preset Brief Description e ta Temp Range Temperature range for refrigerator or freezer Differential temperature when compressor stops and restarts 20F to 20F to Calibration of temperature sensing bulb Temp Differential Calibration Defrost Cycle 01 to 24101 to 24 Interval time hour of defrost operation Table 5 1 PCB Control Modes a Temp Range H1 d Defrost Cycle S3 Cabinet temperature setting range for refrige Defrost cycles can be adjusted depending on rator or freezer Temp range for refrigerator the types of food in the cabinet and customer s is from 33F to 54F setting symbol is small use It is set by interval time from every 1 to 24 letter r and freezer is from 15 to 54F hrs The factory preset is 6 hrs intervals for qu symbol is capital letter F both refrigerators and freezers The clock starts from the time the unit is plugged in b Differential Temp F1 A differential temperautre can be set for IMPORTANT compressor operations For example the The defrost operation is terminated by both refrigerator is p
10. 2 HEAT PROTECTOR REFRIGERATOR j INIT les 5 6 6 SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued
11. Find and repair any refrigeration leak replace the filter drier evacuate and recharge the system Reset the desired temperature Replace the circuit board s Clean the condenser coil Factory recommends condenser cleaning once a month Arrange product for proper interior airflow check the evaporator coil for debris Check for leaks repair or replace if necessary Replace the defrost heater Replace the evaporator drain cover Defrost the evaporator coil first then reset sufficient number of defrost cycle Close door propely adjust tension and or replace gasket if necessary Adjust location of light switch bracket Check electrically and replace the door switch if defective connections Check for any loose or bad connections to the control box Check the start relay replace if necessary Check the start relay replace if necessriy Page Page 5 1 Page 8 12 Page 4 Page 8 1 Page 8 9 Page 5 11 9e2 SECTION 9 DIAGNOSTICS DIAGNOSTICS CONTINUED E ED Symptom Possible Cause Corrective Action Door s difficult to Pressure vacuum relief contol Check the component replace if open is not functioning defective Wrong installation Check casters and floor to see if Page 3 1 the unit is properly leveled Water is leaking In the Cabinet Drainage tube is not inserted Open the evaporator drain cover Page 8 1 into drain hole properly and check the drainage tube Evaporator drai
12. Side View of Cabinet 6 Do not tilt the unit during delivery and installation Compressor oil might run into condensing coil through high pessure pipe which causes a tempressure problem due to clog in the capillary tube CAUTION If minimun clearances are not maintained cooling capacity will be reduced This may lead to product loss or premature component failure 6 Four casters supplied by manufacturer must be installed Failure to do that it will cause a malfunction of condensate pan heater which was built in underneath of the cabinet 7 Ambient Temperaure for Condenser Minimum 5OF Maximum 100F 3 1 SECTION 3 INSTALLATION REFERENCES ELECTRICAL REQUIREMENTS CAUTION CAUTION All wiring must conform to local Never use an extention state and national codes cord es Compressor Product Description Volt Cycle Phase Total Amps HP 1 3 F F Upright ESR1 1 DR Upright Refrigerator 15V 60 3 38 Reach ESRH2 2 Half Door Upright Refrigerator 1 3 3 38 Ins ESR2 2 DR Upright Refrigerator 1 3 4 5 ESWR2 2 DR Wider Upright Refrigerator 1 3 4 5 ESR3 3 DR Upright Refrigerator 1 Glass Door Refrigerator 4 5 ESGR2 2 Glass Door Refrigerator 4 5 ESWGR2 2 Wide Glass Door Refrigerator Upright Freezer or Upright Freezer Upright Freezer 115V 60 1 ESWF2 2 DR Wider Upright Freezer 115V 60 1 Upright Freezer 208 230V 60 1 ESRF2 2 DR Uprigt Dual Temp 115V 60 1 ESWRF2 2 DR Wider Uprigt Dual Temp 2
13. Temp Mark Temp Range High Temp Range Low Temp Differential Calibration Defrost Cycle Defrost Time 01 to 24 01 to 24 Symbol Factory Range on Preset Brief Description LED Ref Fzr Ret Fz C F F F N A Celsius or Fahrenheit 22F to Highest temperature range the unit can go up to when setting the desired temperature 22F to Lowest temperature range the unit can go down to when setting the desired temperature Differential temperature when compressor stops and restarts 20F to Calibration of temperature sensing bulb Interval time hour of defrost operation Table 5 1 PCB Control Modes a Temp Mark C F The PCB control system is designed for Celsius and Fahrenheit Factory preset is Fahrenheit b Temp Range High H 1 The highest temperature setting range the unit can go up to The highest temperature can be adjusted from 22F to 86F Factory preset is 54F for both the refrigerators and freezers c Temp Range Low L 1 The lowest temperature setting range the unit can go down to The lowest temperature can be adjusted from 22F to 86F Factory preset is 33F for refrigerators and 15F for freezers d Differential Temp F 1 A differential temperautre can be set for compressor operations For example the refrigerator is preset at 35F The compressor stops when the cabinet temperature reaches 32F and restarts at 38F 3F differential e Calibration S 1 Th
14. iii SECTION 6 ELECTRICAL SYSTEM Cooling Cycle OO en Pa E AE A A DANAA A E qn re ee ee lit ill QGQOQON D TABL E OF CONTENTS SCHEMATIC OF CON COMPRESSOR INFORMATION EVAPORATOR DRAIN EVAPORATOR MOTO DEFROST HEATER SECTION 7 REFRIGERATION SYSTEM D ENSING UNIT OF UPRIGHT REACH INS m SECTION 8 COMPONENT REPLACEMENT COVER R 8 FAN BLAD ES CABINET TEMPER URE SENSING B ULD OVERHEAT PROT CONDENS DOOR GASKET DOOR TENSION ADJUSTMENT BON ERE GO OUE WOU OUE WOU OUE WOU eee ee eee eee eee eee eee eee eT ee See Tee eee eee eee DOOR HANDL LIGHT SWITCH LIGHT BUL m LIGHT BULB SOCK ECTOR SENSING BULB ER FAN MOTOR AND BLADES ERE ET DL ELECTRIC CONDENS ATE PAN HEAT CONTROL BOX ASS CIRCUIT BOARD S SECTION 9 DIAGNOSTICS Reach In does not run EE EE CON Main power button on control box is Voltage is too low EMBLY 0000000 L0 0L n Compressor i S defective Relay capacitor is defective M eo Delay time YO E UE eur Te ADS IS SII herd eH PRI OO RO NR Cabinet does not maintain proper temperature E High pressure in refrigeration on COLOR L n n e voa A 6 6 59e e ue aso oa Defrost Cycle e Refr
15. 1 Location of Overheat Protect sense Bulb Table 8 1 Sensor Q 8 4 SECTION 8 CONDENSER FAN MOTOR AND BLADES 1 Disconnect electrical power to the reach in 2 Open and remove the top grill to reach the condenser 3 Unscrew and remove motor mount from condenser Then detatch the motor from the mount Pic 8 15 Unscrew and move the condenser to the side to split motor mont easily Be careful not to damage the copper tube when moving the condenser 4 Open the relay box and unplug two wires Pic 8 16 Motor Mount Motor Fan Blades Pic 8 15 Condensing Motor Pic 8 16 Relay Assembly COMPONENT REPLACEMENT 8 5 SECTION 8 DOOR GASKET Keep the door open Firmly grasp the door gasket on the top corners with both hands Slowly pull the gasket out of the slotted groove Continue until the gasket is removed Pic 8 17 To install the replacement door gasket start snapping it into the groove at the top of the door Begin with two corners Go evenly from each side to the middle as shown below Fig 8 1 Work the gasket evely down both sides and then across the bottom Fig 8 1 CAUTION Do not stretch or bend the door gasket Reinstall Gasket Starting from 1to5 Fig 8 1 Inside View of Door COMPONENT REPLACEMENT Gasket color has been changed from white to black from the production of November 2005 for all models And the surface of
16. 8 32 amp 8 33 Connector Pic 8 29 Location of Electric Condensate Pan Pic 8 30 Loosen Thumb Screw Thumb Screw COMPONENT REPLACEMENT Insulation Electric Condensate Heater Pic 8 31 After Disassembly of Pan Terminals Red amp White Connector Pic 8 32 Unplug Terminals Pic 8 33 Remove Adhesive Heater 8 11 SECTION 8 CONTROL BOX ASSEMBLY 1 Disconnect electrical power to the reach in 2 Open the top grill to reach the control box 3 Unplug all connectors on the back of the of the control box Pic 8 34 IMPORTANT When you plug in the connectors make sure to plug them all the way in Failure to do so will cause displaying Error on LED Please see page 5 7 Connector of Condensing Unit Connector of Condensing Unit Connector of Sensor 8 Pic 8 34 Back View of Control Box Model ESF2 COMPONENT REPLACEMENT CIRCUIT BOARD S 1 Disconnect electrical power to the reach in 2 Open the top grill to reach the control box 3 Unplug all connectors at the back of the control box Pic 8 34 4 Separate the control box assembly from the cabinet Remove screws to open the box The control box includes two boards Power Ciucuit Board all relays and Main Circuit Board LED amp Microchip Both boards should be replaced when PCB is Defective 7 Separate the power circuit board from the main board by unpluging circuit connectors
17. A in Pic 8 35 8 Place a new power circuit board right next to the old one before the replacement Pull out one wire at a time and plug it into the new power circuit board oo CAUTION Please pull out one wire at a time when replacing the power circuit board A Wires Pic 8 35 Power Circuit Board 9 Then replace the main circuit borad Note Depending on a serial number different control boards will be provided by the manufacturer due to an upgrade of the part SECTION 9 DIAGNOSTICS DIAGNOSTICS E ED Symptom Possible Cause Corrective Action References Unit Does Main power button on control Ppress and hold POWER ON OFF Page 5 1 not run box is OFF button on the control box Voltage is too low Correct the electrical service so it does not vary more than 10 PCB Control is defective Replace the PCB board s Page 8 12 Compressor is defective Replace the compressor Page 7 2 Relay and or capacitor is Replace the relay and or capacitor defective Delay time It takes about one 1 minute to Page 3 2 run the unit after plug in Cabinet dose not High pressure in refrigeration maintain proper system temperature Condenser coil is too dirty Clean the condenser coil Page 4 Refrigerant was overcharged Evacuate and recharge the Page 7 system with proper amount of refrigerant Condenser fan motor does not Check motor electrically replace Page 8 5 run if defective Evaporator fan motor doe
18. Differential Temp Mode You can check the factory preset for this mode by pressing the HIGH button Step 3 Reset a new differential temperature by pressing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed c Calibration S1 Step 1 Press and hold the TEMP SET button for CONTROL SYSTEM a few seconds until H1 is displayed on the LED read out Now you are in the Temp Range Mode Step 2 Press the TEMP SET button twice You will see S1 on the LED Now you are in the Calibration Mode You can check the factory preset for this mode by pressing the HIGH button Step 3 Reset a new calibration by pressing the HIGH or LOW button Example Actual cabinet temp is 30F but the LED displays 35F You have to set at 5 to match actual cabinet temperature with LED display The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed d Defrost Cycle S3 Step 1 Press and hold the TEMP SET button for a few seconds until H1 is displayed on the LED read out Now you are in the Temp Range Mode Step 2 Press the TEMP SET button three times You will see S3 on the LED Now you are in the Defrost Cycle Mode You can check the factory preset for this mode by pressing the HIGH button Step 3 Reset a new defrost cycle interval
19. HEAT PRECIOS BL BL DEFROST HEATER 400W PL RIGHT UNIT OR SIDE HEATER 2 5 6 4 SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued
20. and 70F even if room temp on LED is at normal temp range The system is on Defrost Cycle Ice build up on evap coil Nomal Condition A PCB Settings Please see PCB settings SECTION 5 different groups of serial numbers have different settings amp modes due to the upgrages of PCB B Evaporator Temperature All Everest products has a sensor that reads evaporator temperature which is installed between evaporator fins front part of the coil with grey color wire It is called Overheat Protect Sensor since it terminates defrost cycle when it reads over 61F of evaporator coil temp And it is also called Evap Sensor Receovery Time It takes a certain time to recover the setting temperature when doors keep being opened and closed frequentl in a short period of time about same as ambient temp about 5F to 10F degree higher than Normal Evap temp Check evap temp again in 10 to If evap temp is at between the noraml range Gas Leak Bad Compressor Dirty Condensing Coil YES Normal Condition D Defrost Cycle Factory setting for defrost cycle is every 6 hrs from the time when product is plugged in And the cycle is terminated by the evap sensor at 61F amp length of defrost time 20min The length of defrost time amp the interval of defrost cycle can be modified in the setting modes PCB memorizes the room temp right before the defrost cycle begins Actual room tem
21. be adjusted from 22F to 86F Factory preset is 33F for refrigerators and 15F freezers f Defrost Cycle R5 or F5 Defrost cycles can be adjusted depending on the type of food in the cabinet and customer s use It is set by interval time from every 1 to 24 hrs The factory preset is 6 hrs intervals for both refrigerators and freezers The clock starts from the time the unit is plugged in 5 2 1 SECTION 5 MODE CHANGES FOR SINGLE TEMP UNITS OLD BSR Type Control System IMPORTANT Please read and completely understand page 5 2 1 before adjusting any modes Open the top grill to reach the control box and make sure the power is ON a Tmpeerature Range High Step 1 Step 2 Press and hold the TEMP SET button for a few seconds until R3 for Ref or F1 for fzr is displayed on the LED read out Now you are in theTemperature Range High Mode You can check the factory preset for this mode by pushing the HIGH or LOW button once Reset the new highest temperature in the range by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed b Temperature Range Low Step 1 Step 2 Step 3 Press and hold the TEMP SET button for a few seconds until R3 for Ref or F1 for fzr is displayed on the LED read out Now you are in theTemperature Range High Mode You can check the factor
22. few seconds This means that the reset for this mode has been successfully completed 5 5 3 SECTION 5 CONTROL SYSTEM CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE LEGEND COVER HEAT PROTECTOR REFRIGERATOR C I REFRIGERATOR P 5 6 1 SECTION 5 CONTROL CIRCUIT BOARD WIRING DIAGRAM New BSR 450 TYPE Continued LEGEND Be eee REA
23. the gasket has several lines to prevent vaccum pressure when opening door A special job is required if there is a big gap between the surface of door frame and the gasket after installation Please warm the protion of the gasket from a distance with using heatgun Then foam the gasket by pulling gently to remove the gap and hold a few seconds till it foams A caution is needed the gasket may melt if you heat the gasket too much 8 6 SECTION 8 DOOR 1 Release the door spring tension first Pic 8 18 a Insert a small stick into the spring housing or use the proper tool that fits in the hole b Remove the tension pin and unload the spring by backing off on the small stick IMPORTANT Do not release or remove the small stick after removing the tension pin CAUTION Be careful not to damage the thresds in the tension pin adjustment holes c Move the tension pin in the hinge one space at a time to release the spring tension 2 Remove three top hinge bracket srews Bottom hinge bracket does not need to be removed Pic Pic 8 19 3 Remove the door Pic 8 20 4 Please make sure that the door is leveled and balanced after replacement Small Stick Tension Pin Pic 8 18 Release Door Spring Tension COMPONENT REPLACEMENT Pic 8 19 Remove screws from hinge bracket Pic 8 20 Remove Door 8 7 SECTION 8 COMPONENT REPLACEMENT DOOR TENSION ADJUSTMENT IMPORTANT Turn Toward the Door Han
24. DENSING UNIT OF UPRIGHT REACH INS 2 Condenser Fan Blade 3 Condenser l a Fan Motor W Na SS 4 Condenser Fan Blades Guard 7 Compressor Y E JA 1 Air Duct Cover k 5 Condenser Coil 6 Filter Drier Base Panel Main Connector Q 12 Fan Motor Bracket 9 Cabinet 8 Evap Coil Temp Sensor d a J 1 La J E PURPLE 225 i CY 1 a d 4 1 i 3 1 i Y yon 10 Overheat Ne xd A Protect Sensor E gt L Yo ae 13 Evap 11 Defrost Heater 14 Evap Fan Motor Fan Blade o 15 Evap Drain Cover 6 FDO1 00 FDO1 00 8 ECO2 00 ECO2 00 9 RSO1 00 RSO1 00 Note CDU Condensing Unit IMPORTANT Above part codes are for latest part revisions at time of publication Depending on unit s serial number its part code may differ Refer to Section 10 7 1 SECTION 7 REFRIGERATION SYSTEM COMPRESSOR INFORMATION Pressure of Low Suction Products Description Compressor Model Compressor Refrigerant Refrigerant Total Amps Side During HP Operational Cycle at Setting Solid Door Upright Door Refrigerator 10HAKW Reach Ins Half Door Refrigerator 10HAKW Door Refrigerator 10HAKW Door Refrigerator 10HAKW Refr
25. Door Upright Freezer ESRF2 2 Door Uprigt Dual Temps ESWQ3 1 Full amp 2 Half Wide Door Dual Temps ESWRF2 2 Wide Door Uprigt Dual Temps ESRE3 3 Door Upright Dual Temps LABEL Figure 1 1 Location of Label SECTION 2 WARRANTY COVERAGE Everest warrants only the original purchaser of the Everest unit s and all parts to be free from defects in material or workmanship under normal and proper use and maintenance CAUTION No warranty coverage applies when refrigeration system or reach in cabinet is used in conjunction with other products a Warranty Claims All claims for labor and parts must be made directly through Everest and assigned Everest dealers or distributors All claims should include model and serial number of the unit proof of purchase date of installation and all pertinent information supporting the existence of the alleged defect b One 1 Year for Parts amp Labor Parts and labor warranty is limited to a period of one 1 year from the date of installation or fifteen 15 months after shipment from Everest s warehouse if the warranty registration card s is not returned c Five 5 Year for Compressors Everest warrants five 5 years on the hermetically sealed compressor itself not to exceed sixty 60 months from the date of shipment from Everest s warehouse This compressor warranty does not apply to parts such as electrical components accumulator condensing amp evaporator coil
26. EFRIGERRTIO ron E EST U S Uim America Corp SERVICE MANUAL amp PARTS LIST Company Name EVEREST REFRIGERATION 967 E SANDHILL AVE CARSON CA 90746 PHONE 800 444 6285 310 323 6586 FAX 310 323 7524 WEBSITE WWW EVERESTrefrigeration com Version ERSDO6 01 EPRLO6 01 Feb 2007 SAFETY NOTICES As you work on the reach in be sure to pay close attention to the safety notices in this manual Disregarding the notices may lead to serious personal injury and or damage to the reach ins The following types of safety notices will be seen throughout the manual Text in a WARNING box alerts you to a potential personal injury situation Be sure to read the warning statement before proceeding and work carefully Text in a CAUTION box alerts to a potential situation in which damage to the reach in may occur Be sure to read the caution statement before proceeding and work carefully PROCEDURAL NOTICES When working on the reach in be sure to read the procedural notices in the manual These notices supply helpful information which may assist in the work You will see the following types of procedural notices throughout the manual IMPORTANT Text in an IMPORTANT box will provide information that may helpful to perform a procedure more efficiently Disregarding this information will not cause damage or injury but it may slow you down TABLE OF CONTENTS SECTION 1 GENERAL INFORMATI
27. ON ABOUT MODELS SERIAL NUMBERS AND BARCODES ben ieee Lodatiomof sa Ve CN ap YO About aaeain About Serial eerte rto Leute About Barcodes RE MODELS INCLUDED IN THIS SERVICE MANUAL SECTION 2 WARRANTY SECTION 3 SECTION 4 WARRANTY COVERAG Warranty Claims W omi Ne RUE One 1 Year Parts Labor aaa YO SAN R Five 5 Year Compressors a RI ePi oye VU EOS Sieve LES Instant Six Months Ext i Waranty WARRANTY EXCLUSIONS pac TERR a E EPA WHEN SUBMITTING WARRANTY BILL TO MANUFACTURER mmm INSTALLATION ELECTRICAL REQUIREMENTS PPP MAINTENANCE INTERIOR AND EXTERIOR CLEANING Re DE a hh DON GON DON GON DON hehe CONDENSER CLEANING Meets GO SECTION 5 CONTROL SYSTEM HOW TO SET DESIRED TEMPERATURE Single Temperature Units Dual Temperature Units Henn Temperature Preset Defrost Cycle Preset DAN Po twe patt Dis dra ABOUT PCB CONTROL MODES S NEW Control dE For SINGLE temperature units For DUAL temperature units MODE CHANGES FOR SINGLE TEMP UNITS NEW Control System 6m MODE CHANGES FOR DUAL TEMP UNITS NEW Control System 8 CONTROL CIRCUIT BOARD WIRING DIAGRAN NEW AS 50 ABOUT PCB CONTROL MODES OLD Control System JO MODE CHANGES FOR SINGLE TEMP UNITS OLD Control EE
28. Section 3 4 Refrigerator 1 4 Freezer Dual Temp ESRF3 3 DR Upright Dual Temp 115V 60 1 Table 3 1 Electrical Requirements NOTE It will take about one 1 minute to There is a 5 second time delay on operate the system after plug in compressor operations for reach ins that have two or three condensing NOTE units Model ESF2 ESWF2 ESRF2 Plug for ESF3 is not provided from ESWRF2 ESR3 ESF3 ESRF3 the manufacturer 3 2 SECTION 4 INTERIOR AND EXTERIOR CLEANING Use ONLY stainless steel cleaner to clean the interior and exterior of the cabinet Exterior stainless steel is made of 430 series material which might be rusted if it is cleaned by a cleaner other than general stainless steel ones CAUTION Never use steel wool strong acids or abrasive cleaners to clean any interior or exterior of the cabinet Acidic products or products containing vinegar must be stored in sealed containers to prevent acid damage to the interior of the cabinet and evaporator coil LIGHT BULB REPLACEMENT Step 1 Unscrew and remove the white plastic protective cover over the light bulb Step 2 Unscrew and remove the used light bulb Step 3 Install a new 25 watt appliance light bulb Be sure it is screwed in securely Step 4 Reinstall the protective cover over the light bulb Be sure it is screwed in securely CONDENSER CLEANING A dirty condenser restricts airflow resulting in excessi
29. dle The reach in cabinet must be level before beginning the adjustment IMPORTANT Use only hand tools for this procedure 1 Tighten the spring tension by turning the tension pin toward to door handle one hole at a time with prope tools that fit in the hole Pic 8 21 8 8 21 1 2 After you begin feeling tension stop tightening Do not overtighten the spring IMPORTANT Do not release or remove the small stick after removing the tension pin 3 Screw the tension pin into a threaded hole 4 Verify that the door swings freely and closes by itself CAUTION Be careful not to damage the thresds in the tension pin adjustment holes Turn Toward the Door Handle Door Handle Pic 8 21 1 Direction of Tightening Stick Tension Pin Pic 8 21 Door Tension Adjustment 8 8 SECTION 8 DOOR HANDLE 1 Pop out the outer handle 2 Remove four 4 screws from the inner handle Two 2 screws from each top and bottom CAUTION Be sure to put door handle washer Pic 8 23 Inner Handle Outer Handle Pic 8 22 Door Handle for Upright Pic 8 23 Door Handle Washer Note New recessed door handles applied to all models from the production of December 2004 serial number BXXX X 0412 0001 except for glass door models COMPONENT REPLACEMENT LIGHT SWITCH The interior light is on and evaporator fan motor s turns off when the light switch releases when door is open 1 Di
30. e cabinet sensing bulb can be calibrated if it reads the wrong temperature For example if the actual cabinet temperature is 30F but the LED displays 35F you have to set at 5 f Defrost Cycle S 3 Defrost cycles can be adjusted depending on the types of food in the cabinet and customer s use It is set by interval time from every 1 to 24 hrs The factory preset is 6 hrs intervals for both refrigerators and freezers The clock starts from the time the unit is plugged in g Defrost Time 9 4 The defrost operation time can be adjusted from 1 to 20 minutes Factory preset is 20 minutes If the sensor reads 61F winthin 20 minutes then defrost is automatically terminated IMPORTANT The defrost operation is terminated by both requirements time within 20 minutes and temperature evaporator coil temp 61F 5 3 1 SECTION 5 CONTROL SYSTEM ABOUT PCB CONTROL MODES AS 50 Type For DUAL temperature units OS serial numbers for these modes are on all Everest products made from September 2002 BXXX X 0209 0001 to BXXX X 0506 XXXX ange on LED Preset EA Temp Mark N A DOF to Temp Range High 86F DOF to Temp Range Low 86F Temp Differential 2to6 20F to Calibration 20F Defrost Cycle 01 to 24 Defrost Time 20 Min 20 Min 01 to 60 Brief Description N A Celsius or Fahrenheit 22F to Highest temperature range the unit can go up to when setting the desired te
31. e compressor with two capillary tubes amp one solenoid valve 7 2 SECTION 8 COMPONENT REPLACEMENT EVAPORATOR DRAIN COVER 1 Disconnect electrical power to the reach in 2 Remove five 5 screws to loosen the drain cover from celling 3 Loosen the drain cover and pull forward carefully Pic 8 2 4 Unplug the drain pan wires located next to condenser coil Pic 8 3 5 Pull the cover then the wires will come out through the hole as shown Pic 8 4 Ceiling of Cabinet Back Wall of Cabinet Dran Pan Heater Wire Hole Pic 8 4 Drain Pan Heater Wires Pic 8 1 Evaporator Drain Cover Drain Pan Drain Hole Pic 8 2 Afrer loosing the Cover Pic 8 3 Drain Pan Wire Connector 8 1 SECTION 8 EVAPORATOR MOTOR amp FAN BLADES 2 3 Loosen the evaporator drain cover following steps 1 to 3 on page 8 1 Remove the fan blades from the motor Pic 8 5 Remove the motor mounting screws and motor Pic 8 6 Pull out the terminal pins from the main PCB connector shown Pic 8 7 Pic 8 6 Motor and Mounting COMPONENT REPLACEMENT EI Main PCB Connector Pic 8 7 Motor Teminal Pins 8 2 SECTION 8 COMPONENT REPLACEMENT DEFROST HEATER 1 Loosen the evaporator drain cover following steps 1 to 3 on page 8 1 2 Remove the heater holding clips Pic 8 8 from the defrost heater Pic 8 9 3 Pull out the terminal pins from the main PCB connec
32. e waranty work was not directly ordered by the manufacturer Failure to do so the manufacturer has a right to refuse to pay the warranty labor claim a By the receipt of product from the customer or dealer distriouror where the product purchased from b Contact the manufacturer 1 800 444 6285 to verify the status Note The product information will not be found in the system if the customer did not return the warranty card to the manufacturer Please read the SECTION 2 about the warranty coverage 2 3 SECTION 3 INSTALLATION REFERENCES WHERE TO INSTALL CEILING 1 The product shoul be instaledl the unit on a level surface 20 CAUTION Drain amp temperature problems will be occurred if the product tilts even slightly froward or back Please adjust the height of the caster s for the product to be leveled by using washer if required 2 he unit is designed for indoor and commercial use Outdoor installation will cause a decrease in performance and significant damage if exposed to sunlight and rain crpg 3 Do not install the unit under a shelf or place where a foreign object could fall into the condensing unit area on top of the cabinet 4 Select a location away from heat and moisture generating equipment such as a stove oven dish washer etc 5 Minimum Clearance Requirements Figure 3 1 FLOOR Top 20 above the condensing unit Back amp Side 6 atthe back and each side Figure 3 1
33. emp Differential Calibration Defrost Cycle 01 to 24101 to 24 Interval time hour of defrost operation Table 5 1 PCB Control Modes a Temp Range H1 or H2 d Defrost Cycle S83 or S5 Cabinet temperature setting range for refrige Defrost cycles can be adjusted depending on rator or freezer Temp range for refrigerator the types of food in the cabinet and customer s is from 33F to 54F setting symbol is small use It is set by interval time from every 1 to 24 letter r and freezer is from 15 to 54F hrs The factory preset is 6 hrs intervals for qu symbol is capital letter F both refrigerators and freezers The clock starts from the time the unit is plugged in b Differential Temp or F2 A differential temperautre can be set for IMPORTANT compressor operations For example the The defrost operation is terminated by both refrigerator is preset at 35F The compressor requirements time within 20 minutes and stops when the cabinet temperature reaches temperature evaporator coil temp 50F 32F and restarts at 38F 3F differential c Calibration S1 or S2 The cabinet sensing bulb can be calibrated if it reads a wrong temperature For example if How to check evaporator temperature the actual cabinet temperature is 30F but the Press and hold HIGH button for 5 to 10 LED displays 35F you have to set at 5 seconds until a number flashes on the display This flashing number is current eva
34. ep 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode Step 2 Push the TEMP SET button twice You will see L 1 on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once Step 3 Reset the new lowest temp in the range by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed C Differential Temp Step 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode Step 2 Push the TEMP SET button three times You will see F 1 on the LED You can check the factory preset for this mode by pushing the by HIGH or LOW button Step 3 Reset the new differential temperature by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed Calibration Step 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode Step 2 Push the TEMP SET button four times You will see S 1 on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once Step 3 Reset calibration by pushing the HIGH or LOW but
35. he overload to stops the operation of compressor often o Bad major electrical parts a Start capacitor Check if the start capacitor is defective b PCB Check if the PCB is defective c Transformer Check if the transfromer is defective If it is then nothing in the system is working no display on LED but light in the cabinet is on Dirty condensing Dirty condensing coil will reduce the efficiency of refrigeration operation coil It is required to clean every other month Error on LED a Erl or Er2 It is an error by loose connection of cabinet sensor Check loose wire connections of the cabinet sensor at all harnesses This problem also could be caused by either bad PCB because of no power transmitting to the sensor or bad cabinet sensor itself b Er3 or Er4 It is an error by loose connection of evap sensor Check loose wire connections of the evap sensor at all harnesses This problem also could be caused by either bad PCB because of no power transmitting to the sensor or bad evap sensor itself Electric Shock Electric shortage could be possible caused by shortage at condensate pan heater harness the most of time This heater wire is combined with door heater Both are working 24Hrs Leaking water a In the cabinet Check if the cabinet is leveled or if there is any crack on plastic cover b Out of the cabinet Check if the drain pan heater is defective Check if there is any crack on the U trap Check if any object restric
36. hour by pressing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed IMPORTANT The number you see on the LED is interval hour For example 6 means that defrost operates every 6 hours 4 times a day 5 5 2 SECTION 5 CONTROL SYSTEM MODE CHANGES FOR DUAL TEMP UNITS NEW BSR 450 Type IMPORTANT Please read and understand about the modes in the page 5 5 1 before making any changes 1 Open the top grill to reach the control box and make sure power of the unit is ON 2 Press and hold the TEMP SET button for a few seconds until H1 or H2 is displayed on the LED read out Now you are in the Temp Range Mode 3 Keep pressing the same TEMP SET button until you reach a mode that you wish to change of press on Left LED Right LED TEMP SET Refrigerator Freezer Button 1 Press 8 Hold Number 2 H2 3 Number 4 F2 5 Number 6 S2 7 Number 8 S5 LED Symbols for Dual Note Number in the table above means a current temperature of the cabinet Note The location of LED display of ref amp fzr is reverse for undercounter dual temps model ETRF2 amp ETRF3 4 When you see a symbol on the LED you can check the factory preset for the mode by pressing the HIGH button 5 Reset a new setting by pressing the HIGH or LOW button The LED will display the cabinet temperature after a
37. igerant charge is low because of gas leak En LE System is in Temperature Condenser coil is too dirty control problem Frozen evaporator coil eee ee ee ee ee ee eee ee ee ee eee eee HOU MAC MAC ees Compressor does not operate ee ee eee eee eee eee ee ee ee eee ee ee ee ee ee Wiring proble m Compressor i Door s is difficult to Pressure relief control is not da RE OO PT Wrong installation Water is leaking In the cabine Out of the ca In the cabine Out of the c FLOW CHART POSSIBL 4 5 defective open 4 abinet DON GO KAN AGE eee eee eee e ee eee ee HOU eee CHO eee eee eee WOU SUMMARY OF DIAGN OSTIC TIPS 00 oo ooo W 00 I ral pal Me Ly A 00 OOANDOARKRWBDP do do Toe do EVE MI oOo do do SECTION 1 MODELS AND SERIAL NUMBERS When a service is required a service technician will need to provide the model and serial number of the defect unit Without the serial number the manufacturer cannot supply right parts and support the service technician with right technical information a Location of Label The model and serial number are located on the inside left wall of the reach in see Figure ISI b About Model Numbers Example E stands for Eve
38. igerator 10HAKW Freezer E2134GK Half Door Freezer E2134GK Door Freezer E2134GK Door Freezer E2134GK Freezer 34GK 230V FFI 10HAKW Ref 1 3 Ref NE2134GK Fzr 1 2 Fzr FFI 10HAKW Ref 1 3 Ref K ae Temps NE2134GK Fz 1 2 Fzr Full amp 2 Half Door Dual FFI 10HAKW Re Temps 3 4 Ref amp 1 4 Fzr amp Fzr Door Dual Temps 2 3 Ref amp FFI 10HAKW Ref 1 3 Ref 3 Fz E2134GK Fzr 1 2 F 1 3X 2 Glass Door Upright E igerator FFI 10HAKW 0 to 15 Pounds Reach Ins igerator NE2134GK Oto 15 Pounds r Refrigerator NE2134GK Oto 15 Pounds EMGR24 igerator FFI 10HAKW 1 3 5 Pounds erchanalsers ET i EMGR48 or Sliding 16217Z 1 2 o 15 Pounds Undercounters igera o 15 Pounds igera o 15 Pounds zer id j o 15 Pounds zer o 15 Pounds Temps o 35 Pounds Temps 2 3 Ref amp Bounde igerator FFI 7 5H o 15 Pounds igerator FFI 8 5H o 15 Pounds igerator FFI 10H E o 15 Pounds Power of all products above except for model ESF3 115V 60Hz 1Ph Power of model ESF3 230V 60Hz 1Ph Note The suction pressure of both model ETRF2 amp ETRF3 is about 20 pounds higher than other models pressure during an operation cycle at setting temperature because these models were designed to be operated with on
39. ing temperature setting changing control modes see page 5 2 2 Circuit Boards The control system is composed of two curcuit boards a Main LED Circuit Board contains microchip LED buttons b Power Circuit Borad contains relays wire pins HOW TO SET DESIRED TEMPERATURE Please make sure that the main power is connected to 115V 60Hz power supply And the power button is ON 1 Single Temperature Units Step 1 Push the TEMP SET button The red light will blink Step 2 While the light is blinking set your desired temperature by pushing the HIGH or LOW button Step 3 The LED read out will display the actual temperature of the cabinet a few seconds later if the above procedures are successfully completed Step 4 Push the TEMP SET button to check for your new desired temperature Pic 5 1 Single Temperature Unit Control Box CONTROL SYSTEM 2 Dual Temperature Units Step 1 Push the TEMP SET button Refrigerator side light will blink Step 2 While the light is blinking set your desired temperature by pushing the HIGH or LOW button Step 3 The LED read out will display the actual temperature of the cabinet a few seconds later if the above procedures are successfully completed Push the TEMP SET button twice Freezer side light will blink Step 4 Step 5 Repeat Step 2 for setting the freezer side temperature Push the TEMP SET button to check for you
40. ing open acidic food containers h Claims for special indirect or consequential damages including without limitation food spoilage or product loss i Outside of the United States j Warranty is limited to only the original purchaser It is not transferable k Premium labor rates due to holidays overtime etc travel time flat rate service call charges mileage and miscellaneous tools and material charges not listed on the payment schedule Additional labor charges resulting from the inaccessibility of the refrigeration system reach in cabinet are also excluded 2c SECTION 2 WARRANTY WARRANTY SERVICE LABOR ALLOWANCE When submitting a bill for warranty work the labor hours must be within the guidelines listed below Everest Refrigeration has the right to pay no more than the average commercial hourly rates within the territory or region of the repair To diagnose and repair or replace more than one item use up to the highest allowable time for the single repair then add1 2 hour for each additional repair Name of Replacement dan Description AA n a en All Freon Leak At any joint in the system Compressor Compressor Relay Overload Start Capacitor Self Contained Condensing Unit Coil Evaporator Condenser Capillary Tube Filter Drier Door Door Hinge Door Spring Tension Door Door Gasket Drainage U Trap or P Trap Evaporator Drain Cover w Pan Heater Electrical Wire Harness Wiring Power Cord Fan Motor Co
41. mperature 22F to Lowest temperature range the unit can go down to when setting the desired temperature Differential temperature when compressor stops and restarts 20 to Calibration of temperature sensing bulb Interval time hour of defrost operation 1 to 60 Operation time minute of defrost Table 5 1 PCB Control Modes a Temp Mark C F The PCB control system is designed for Celsius and Fahrenheit Factory preset is Fahrenheit b Temp Range High H 1 or H 2 The highest temperature setting range the unit can go up to The highest temperature can be adjusted from 22F to 86F Factory preset is 54F for both the refrigerators and freezers c Temp Range Low L 1 or L 2 The lowest temperature setting range the unit can go down to The lowest temperature can be adjusted from 22F to 86F Factory preset is 33F for refrigerators and 15F for freezers d Differential Temp F 1 or F 2 A differential temperautre can be set for compressor operations For example the refrigerator is preset at 35F The compressor stops when the cabinet temperature reaches 32F and restarts at 38F 3F differential e Calibration 9 1 or S 2 The cabinet sensing bulb can be calibrated if it reads the wrong temperature For example if the actual cabinet temperature is 30F but the LED displays 35F you have to set at 5 f Defrost Cycle S 3 or S 5 Defrost cycles can be adjusted depending on the
42. n cover is broken Check if there is any crack replace Page 8 1 if damaged Out of the Cabinet Condensate pan heater located Check electrically first and replace Page 8 11 at bottom of unit is defective the wire type condensate pan heater if defective Noise In the cabinet Evaporator motor fan damaged Check the defrost heater or control Page 8 2 8 3 due to ice built on evaporator box to see if they are energizing coil Replace defrost heater or PC board if defective Out of Cabinet Condensing motor fan blades Replace the fan blades Pagr 8 5 are broken Condensing motor is defective Check motor replace if necessary Page 8 5 SECTION 9 FLOWCHART POSSIBLE CAUSES Refrigerator Freezer Room temp setting 35F 4F Nomal room temp range 32F to 38F 2F to 6F Nomal evap temp range 22F to 28F 12F t0 16 Temp differential 3F 6 deg swing 2F 4 deg swing 5 Factory Setting When door keeps closed Q Cabinet temp on LED display is higher than normal temp range Correct all settings amp wait about 10 to 20 min to check temp on LED again NO Is temp dropping down iil es Normal Condition o o Check if all PCB settings are correct YES Check Evap Temp by pressing 8 holding HIGH arrow button on the control box IF EVAPORATOR TEMPERATURE is aes about freezing point 32F or a little bit higher or lower than 32F between about 60F
43. ndenser Evaporator Fan Blades Evaporator Fan Motor Condenser Fan Motor Heater Defrost Heater Condensate Pan 8 Heater Lighting Light Bulb Socket Light Door Switch Sensor Overheat Protect Evap Sensor Cabinet Room Sensor Control System PCB Board PCB Mode Changes Transformer Vacuum Control Pressure Vacuum Relief Control Valve Soleniod Valve Other Valves Defrost Evaporator Coil Table 2 1 Labor Hour Allowance Above hourly rate includes diagnosis and repair or replacement of the defective parts under Everest Refrigeration s warranty procedures 2 2 SECTION 2 MATERIAL COST ALLOWANCE WARRANTY WHEN SUBMITTING WARRANTY BILL TO MANUFACTURER The table shows the maxium that the manufacturer will pay for the listed materials on a warranty claim 1 Service company should supply below information Material Maximum Pay a Model 8 Serial number Access valve 5 00 b Installation Date Nitrogen 5 00 c Correct customer s Information R134A refrigerant per system 15 00 R404A refrigerant per system 20 00 2 The service bill should be summited within a Refrigerant recovery 20 00 month from the date of service Vacuum 0 00 Welding Material 20 00 The manufacturer will refuse to pay for the warranty claim to the service company if anything of above information was not provided VERIFICATION OF WARRANTY 1 Service company must verify warranty status of product through below methods before a warranty work begins if th
44. of Operation a Cooling Cycle IMPORTANT With the main ON OFF switch in the ON position The defrost cycle is terminated only when of the control box and red light is on the current both the temperature and time clock meet flows energizing the compressor condensing amp the requirement evaporator fan motors c OFF Cycle There is a 5 seconds delay time on the When the temperature sensing bulb reads the compressor for reach ins that have two or three setting temperature 35F for refrigerators and condensing units Model ESF2 ESWF2 ESRF2 4 for freezers it automatically shuts off the ESWRF2 ESR3 ESF3 ESRF3 refrigeration system When the cabinet temperature sensor reads higher IMPORTANT than the setting temperature Temperature differential is 3F for refrigerators and 2F for freezers When the temperature is set at 35F Refrigerator it turns off to the OFF Cycle at 32F and turns on to the Cooling Cycle at 38F IMPORTANT After defrost ends the refrigeration system begins to operate But the evaporator fan motor will have three 3 minutes of time delay b Defrost Cycle At both automatic amp manual defrost time the PCB control system de energizies the evaporator fan motor compressor and condensing fan motor The cycle terminates when the evaporator coil temperature reaches at 61F and defrost time clock runs twenty 20 minutes SECTION 7 REFRIGERATION SYSTEM SCHEMA TIC OF CON
45. p displays again when the system meets two requirements first is completion of defrost cycle and second is reaching to the temp right before the cycle SECTIONS ONA OS SUMMARY OF DIAGNOSTIC TIPS Symptom Possible Causes Corrective Action Temperature is Gas leak Find place of gas leak and repair it high Ice build up by a wrong defrost cycle Reset the defrost cycle every 6HR w 20min However this 6HR interval or defrost time setting defrost cycle does not apply to products with air defrost system b bad defrost heater Check if the defrost heater is defective c bad drain pan heater Check if drain pan heater if defective e bad fan motor Check if the evap motor is defective f bad door light switch Check if the door switch is defective Evap fan motor stops and cabinet light is on when the door is open d bad PCB Check if the PCB sends power to above parts Any failure will cause this ice build up problem b wrong preservation of Recommend to cover all foods to prevent moisture If not then reduce foods in cabinet the interval time of defrost cycle to 5HR or 4HR from 6HR c over charge of refrigerant Adjust the amount of the refrigerant Bad compressor by a compressor itself Replace the compressor bad start components replace the start coponents relay overload capacitor c over charge of refrigerant Adjust amount of refrigerant High pressure in the system causes high temperature of compressor which leads t
46. porator temperture A few seconds later it will go back to the cabinet temperature How to get into the modes Press and hold TEMP SET button for 5 to 10 seconds until either H1 or H2 shows on the display Pressing HIGH buttom will show the setting of the mode on the display Press HIGH or LOW button to change the setting And pressing TEMP SET will go to the next mode 5 5 1 1 SECTION 5 MODE CHANGES FOR SINGLE TEMP UNITS NEW BSR 450 Type IMPORTANT Please read and understand about the modes in the page 5 5 1 before making any changes Open the top grill to reach the control box and make sure power of the unit is ON a Temperature Range H1 Step 1 Press and hold the TEMP SET button for a few seconds until H1 is displayed on the LED read out Now you are in the Temp Range Mode Step 2 Press HIGH button to see the factory setting Display should show r for refrigerator setting and F for freezer setting You can change the setting by pressing HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed b Differential Temp F1 Step 1 Press and hold the TEMP SET button for a few seconds until H1 is displayed on the LED read out Now you are in the Temp Range Mode Step 2 Press the TEMP SET button one more time You will see F1 on the LED Now you are in the
47. r new desired temperature pushing once for refrigerator and twice for freezer Step 6 Pic 5 2 Dual Temperature Unit Control Box Location of Display Windows for Dual Temps Upright Duals Left REF Right FZR Undercounter Duals Left FZR Right REF FACTORY PRESETS 1 Temperature Preset Refrigerator 35F Freezer 4F 2 Defrost Cycle Preset Four 4 times a day for both refrigerator and freezer 2 SECTION 5 CONTROL SYSTEM ABOUT PCB CONTROL MODES OLD Control System The old control boxes have three modes as shown below in Table 5 2 The applicable serial numbers are on all WEL reach ins made from April 2001 to August 2002 from BXXX X 0104 0001 to BXXX X 0208 XXXX Symbol on Factory Range LED Preset Brief Description Ref Fzr Ref Fzr Ref Fzr iempo Range High Highest temperature range the unit can go up to when setting desired temperature Lowest temperature range the unit can go down to when setting desired temperature Defrost Cycle i Interval time hour of defrost operation Temp Range Low Table 5 2 Control Modes a Temperature Range High R3 or F1 The highest temperature setting range the unit can go up to The highest temperature can be adjusted from 22F to 86F Factory preset is 54F for both refrigerators and freezers c Temperature Range Low R4 or F2 The lowest temperature setting range the unit can go down to The lowest temperature can
48. reset at 35F The compressor requirements time within 20 minutes and stops when the cabinet temperature reaches temperature evaporator coil temp 50F 32F and restarts at 38F 3F differential c Calibration S1 The cabinet sensing bulb can be calibrated if it reads a wrong temperature For example if How to check evaporator temperature the actual cabinet temperature is 30F but the Press and hold HIGH button for 5 to 10 LED displays 35F you have to set at 5 seconds until a number flashes on the display This flashing number is current evaporator temperture A few seconds later it will go back to the cabinet temperature How to get into the modes Press and hold TEMP SET button for 5 to 10 seconds until either H1 or H2 shows on the display Pressing HIGH buttom will show the setting of the mode on the display Press HIGH or LOW button to change the setting And pressing TEMP SET will go to the next mode 5 5 1 SECTION 5 CONTROL SYSTEM ABOUT PCB CONTROL MODES NEW BSR 450 Type For Dual temperature units W Serial numbers for these modes are on all Everest products made from July 2005 BXXX X 0507 0001 to present Symbol Factory Range on LED Preset Brief Description a e NM Temp Range Temperature range for refrigerator or freezer Differential temperature when compressor stops and restarts 20F to 20F to Calibration of temperature sensing bulb T
49. rest S stands for Solid Door R stands for Refrigerator 1 means number of doors ESRF2 E stands for Everest S stands for Solid Door RF stands for Ref Fzr 2 means number of doors c About Serial Numbers lt Example gt BSR1 0106 0001 B stands for Busung factory name S stands for Solid Door R stands for Refrigerator 1 means number of doors 0106 means year 2001 and month June 0001 means 1st unit made in June 2001 d About Barcodes Barcodes have been printed on the label from March 2003 to present Example Alphabet stands for number see Table 1 1 B stands for Busung factory name KD means Year 03 2003 KE means Month 04 April 0001 means 1st unit made in April 2003 A means export product GENERAL INFORMATION PBI COPE FI GAL TK ij2isj4jsjsjzisjojoj Table 1 1 Alphabet Conversion Table MODELS INCLUDED IN THIS SERVICE MANUAL MODEL DESCRIPTION ESR1 1 Door Upright Refrigerator ESRH2 2 Half Door Upright Refrigerator ESR2 2 Door Upright Refrigerator ESWR2 2 Wide Door Upright Refrigerator ESR3 3 Door Upright Refrigerator ESGRI 1 Glass Door Upright Refrigerator ESGR2 2 Glass Door Upright Refrigerator ESWGR2 2 Glass Wide Door Upright Refrigerato ESF1 1 Door Upright Freezer ESFH2 2 Half Door Upright Freezer ESF2 2 Door Upright Freezer ESWF2 2 Wide Door Upright Freezer ESF3 3
50. s not Check motor electrically replace Page 8 2 run if defective Capillary tube is clogged Evacuate and recharge the system Clearance around the unit is Reinstall the unit Page 3 1 insufficient Condenser air is recirculating Reinstall the unit Page 3 1 or ambient temperature is above specification System is on Defrost Cycle During the defrost cycle Page 5 2 compressor and fan motor of the evaporator amp condensing do not run The cycle is terminated by both temp 61F and time within 20 minutes Factory defrost setting is 4 times a day for both freezers and refrigerators g SECTION 9 DIAGNOSTICS DIAGNOSTICS CONTINUED Symptom Cabinet dose not maintain proper temperature Continued Freezers only E ED Possible Cause Refrigerant charge is low Temp control system problems Temperature setting is incorrect Control is defective Condenser coil is too dirty Frozen evaporator coil Air flow is restricted Pressure Vacuum relief control is open Defrost heater is defective Drain pan heater is defective Insufficient number of defrost setting Door is open or gasket is not sealing properly Light switch is not properly pressed Light switch is defective Compressor does Wiring problem Check for and correct any incorrect not operate Error on LED s Relay is defective Capacitor is defective Corrective Action
51. sconnect electrical power to the reach in 2 Keep the door open 3 Carefully pull out the door switch with proper tool Pic 8 21 4 Unplug the connector Pic 8 22 Light Switch Pic 8 25 Remove the Light Switch Connector Light Switch Pic 8 26 Unplug the Connector SECTION 8 LIGHT BULB 1 Disconnect electrical power to the reach in 2 Keep the door open 3 Unscrew and remove the light bulb cover 4 Replace with a new bulb Pic 8 27 Light Bulb Cover COMPONENT REPLACEMENT LIGHT BULB SOCKET Disconnect electrical power to the reach in Keep the door open Unscrew and remove the light bulb cover Turn and pull down the socket carefully until you see the connector Pic 8 28 5 Unplug the connector and install the new part 95 a S gt White Wire Red Wire Connector Socket Pic 8 28 Light Bulb Socket SECTION 8 ELECTRIC CONDENSATE PAN HEATER Condensate pan contains water from evaporator and evaporate it after defrost cycle The 80 watt heater operates 24hrs a day 1 Disconnect electrical power to the reach in 2 Reach the connector located at the bottom and rear of the cabinet Pic 8 29 3 Remove two thumb screws and pull out the pan from the cabinet Pic 8 30 4 Remove four screws from the pan to disassemble it Pic 8 31 5 Carefully pull out the two terminals from the conectorand remove the defect adhesive condensate pan heater Pic
52. splay following symbols consecutively Step 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode of push on Left LED Right LED TEMP SET Ref Side Fzr Side Step 2 Push the TEMP SET button six times Button You will see S 1 on the LED You can 1 H 1 Number check the factory preset for this mode by 2 L 1 Number pushing the HIGH or LOW button once 3 Number H 2 4 NUmber L 2 Step 3 Reset the new defrost time minute by 5 F 1 Number pushing the HIGH or LOW button The 6 Number F 2 LED will display cabinet temperature after 7 S 1 Number a few seconds IThis means that the reset 8 Number S 2 has been successfully completed 9 S 3 Number 10 S 4 Number 11 Number S 5 of pushes on 12 Number S 6 TEMP SET LED Note Button Number is the current temperature of cabinet 1 H 1 Table 5 5 3 LED Symbols for Dual 2 L 1 3 F 1 Note 4 S 1 The location of LED display of ref amp fzr is reverse for 5 S 8 undercounter dual temps model ETRF2 ETRF3 6 S 4 Table 5 5 1 LED Symbols for REFRIGERATOR 4 When you see a symbol on the LED you can check the factory preset for the mode by pushing the HIGH or LOW button once of pushes on TEMP SET Button 5 Reset the new setting by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset for
53. this mode has been successfully completed 5 3 4 SECTION 5 CONTROL SYSTEM CONTROL CIRCUIT BOARD WIRING DIAGRAM AS 50 TYPE SECTION 5 CONTROL SYSTEM CONTROL CIRCUIT BOARD WIRING DIAGRAM AS 50 TYPE CONTINUED WEL WEL WEL
54. ton Example Actual cabinet temp is 30F but the LED displays 35F so you will have to set at 5 in this mode The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed e Defrost Cycle Step 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode Step 2 Push the TEMP SET button five times You will see S 3 on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once 5 3 3 SECTION 5 CONTROL SYSTEM MODE CHANGES FOR DUAL TEMP UNITS AS 50 Type IMPORTANT Please read and completely understand page 5 3 2 before adjusting any modes 1 Open the top grill to reach the control box and make sure the power is ON Step 3 Reset the new number of hour intervals for the defrost cycle by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed IMPORTANT The number you see on the LED is interval hours For example 6 means that defrost operates every 6 hours 4 times a day 2 Press and hold the TEMP SET button for a few seconds until C F is displayed on the both LEDs Now you are in the Temp Mark Mode f Defrost Time 3 Then keep pushing the same TEMP SET button The LEDs will di
55. tor shown Pic 8 10 4 Remove the defrost heater Pic 8 11 Two Black Wires Main PCB Connector Pic 8 10 Defrost Heater Wires 642 ie rr Pic 8 8 Defrost Heater Holding Clip Pic 8 11 Removing Defrost Heater Pic 8 9 Removing Clips from Heater 8 3 SECTION 8 COMPONENT REPLACEMENT CABINET TEMPERATURE SENING BULB OVERHEAT PROTECT SENSING BULB All reach in refrigerators and freezers must have the overheat protect sensing bulb in the evaporator coil It reads the evaporator coil temperature and controls defrost cycle Failure to do so will cause the evaporator coil to frost up 1 Loosen the evaporator drain cover following steps 1 to 3 on page 8 1 2 Carefully pull out the temperature sensing bulb purple from the sensor holder located on the ceiling of the caninet Pic 8 12 3 Pull out the terminal pins from the main PCB connector shown Pic 8 13 Loosen the evaporator drain cover following steps 1 to 3 on page 8 1 Carefully pull out the overheat protect sensing bulb gray from evaporator coil fins shown Pic 8 14 Pull out the terminal pins from the main PCB connector shown Pic 8 13 Overheat Protect Sensing Bulb Gray Bulb Holder Temp Sensing Bulb Ceiling of the Cabinet Pic 8 12 Temp Sensing Bulb Temp Sensor Overheat Protect sensor Purple Gray Main PCB Connector Pic 8 13 Sensor Terminals A Pic 8 14
56. ts water flow in the pipe or hose to the drain pan 9 5
57. types of food in the cabinet and customer s use It is set by interval time from every 1 to 24 hrs The factory preset is 6 hrs intervals for both refrigerators and freezers The clock starts from the time the unit is plugged in g Defrost Time S 4 or S 6 The defrost operation time can be adjusted from 1 to 20 minutes Factory preset is 20 minutes If the sensor reads 61F winthin 20 minutes then defrost is automatically terminated IMPORTANT The defrost operation is terminated by both requirements time within 20 minutes and temperature evaporator coil temp 61F 5 3 2 SECTION 5 CONTROL SYSTEM MODE CHANGES FOR SINGLE TEMP UNITS AS 50 Type IMPORTANT Please read and completely understand page 5 3 1 before adjusting any modes Open the top grill to reach the control box and make sure the power is ON a Temperature Range High Step 1 Press and hold the TEMP SET button for a few seconds until C F is displayed on the LED read out Now you are in the Temp Mark Mode Step 2 Push the TEMP SET button one more time You will see H 1 on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once Step 3 Reset the new highest temperature in the range by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed b Temperature Range Low St
58. vely high operating temperatures This reduces efficiency and shortens component life WARNING Disconnect the electric power to the unit before cleaning the condenser WARNING The condenser fan blade is sharp Be careful when cleaning MAINTENANCE IMPORTANT Use this procedure to clean the condenser once a month Step 1 Unscrew and remove the gray plastic condenser cover Step 2 Clean the outside of the condenser with a soft brush or vacuum with a brush Clean from the top to the bottom not side to side Be careful not to bend the condenser fins Step 3 Shine a flashlight through the condenser to check for dirt between the fins If dirt remains a Blow compressed air through the condenser coil b Use a commercial condenser coil cleaner Follow the directions and any precautions supplied with the cleaner Step 4 Repeat Step 3 until all dirt is removed Step 5 Carefully wipe off the fan blade and motor with a soft cloth Do not bend the fan blades If the fan blades are excessively dirty wash with warm soapy water and rinse thoroughly CAUTION If you are cleaning the condenser fan blades cover the fan motor to prevent water damage SECTION 5 ABOUT CONTROL BOX 1 General All electrical operations for Everest products are governed by a microchip installed control box including the compressor door heater condensate pan heater defrost heater condensing amp evaporator fan motor light
59. wiring harness etc These items are covered by the one 1 year standard warranty d Instant Six Months Ext Warranty EVEREST offers an instant additional six 6 months parts amp labor warranty to only purchaser who returns the warranty card to EVEREST headquarter office within a month from the date of installation which is enclosed in the user s manual If not the purchasers will have the standard one 1 year parts 8 labor warranty only This special offer has been provide to all customers who purchased Everest product WARRANTY from Jan 2004 e Additional Warranty An extended parts and labor warranty is available for purchase which covers a second year WARRANTY EXCLUSIONS The following items are not included in the warranty coverage a Nomal maintenance adjustments and cleaning b Interior cabinet light bulb c Repairs due to unauthorized modifications to all Everest products or the use of non standard parts without prior written approval from the manufacturer d Improper electrical connections resulting from electrical power failures the use of extension cords and low voltage or voltage drops to the unit e Damage caused by improper installation electrical supply water supply or drainage floods storms and or other acts of God f Parts or assemblies subjected to misuse abuse neglect and or accidents g Damage to the interior of the cabinet or refrigeration system as a result of stor
60. y preset for this mode by pushing the HIGH or LOW button once Push the TEMP SET button one more time You will see R4 for ref or F 2 for fzr on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once Reset the new lowest temperature in the range by pushing the HIGH or LOW button The LED will display the cabinet temperature after a few seconds This means that the reset has been successfully completed CONTROL SYSTEM c Defrost Cycle Step 1 Press and hold the TEMP SET button for a few seconds until R3 for Ref or F1 for fzr is displayed on the LEO read out Now you are in theTemperature Range High Mode You can check the factory preset for this mode by pushing the HIGH or LOW button once Step 2 Push the TEMP SET button twice You will see R4 for ref or fzr for F 5 on the LED You can check the factory preset for this mode by pushing the HIGH or LOW button once Step 3 Reset the new number of hour intervas for the defrost cycle by pushing the HIGH or LOW button The LED will display cabinet temperature a few seconds later This means that the reset has been successfully completed D 2c2 SECTION 5 CONTROL SYSTEM ABOUT PCB CONTROL MODES AS 50 Type For SINGLE temperature units Applicable serial numbers for these modes are on all Everest products made from September 2002 BXXX X 0209 0001 to BXXX X 0506 XXXX

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