Master Bilt BSD Series User's Manual
Contents
1. in the upright position for at least one hour prior to energizing This is required to allow the refrigeration to settle to its normal state The cabinet should also be levelled when it is placed in its permanent location 1 4 07 If the doors are out of alignment on the cabinet the doors can be adjusted This can be accomplished by opening the door s and loosening the screws that hold both the top and bottom hinges to the cabinet After adjusting the door so that it is aligned correctly tighten the screws to securely hold the hinges in place ELECTRICAL Check the proposed outlet to be used to insure that the voltage phase and current carrying capacity of the circuit from the electrical panel correspond to the requirements of the cabinet NEVER use an extension cord to wire any unit On permanently connected units those not furnished with a plug in service cord all inter wiring between the electrical panel and the unit must be done in accordance with the National Electric Code and all state and local codes Refer to the serial tag for all pertinent electrical information Observe all Warning Labels Disconnect power supply to eliminate injury from electrical shock or moving parts when servicing equipment GENERAL OPERATION The refrigerators and freezers employ a unit cooler evaporator located outside the cabinet as the heat removing source Through the refrigeration process heat is captured in the evaporator transferred to the c2. they clear without touching The strike cannot be adjusted after it is mounted 8 Align the strike to the marks which were made in step 7 and mark the centers of the holes for the mounting screws Using a 20 drill bit drill the holes you just marked approximately one half inch deep Take care not to puncture the interior side of the cabinet Note If a 20 bit is not available use a 5 32 drill bit 9 Mount the door lock strike using the screws that were removed from the original position The screws may have to be forced until the thread cutting tip has passed through the entire metal thickness The original door strike holes can be filled with silicone or with two 10 24x1 2 stainless steel pan head screws if desired 9 05 040625 Electronic Refrigeration Control Parameters Technologic TLZ 20 Controller Parameter Minimum to Maximum Ranges SPLL MinimumSet Point SPHL Differential SEnS Probe Type OFS Probe Calibration 58 F to SPHL to 302 F x 30 F to 30 F 31 o 2 Unit Unit of Measurement dP Decimal point FiL Measurement Filter Differential Activation time output OUT for probe broken Deactivation time output OUT for probe broken Function mode output OUT Defrosting interval pur m to 50 minutes 30 min CooL OFF to 24 hrs 12 hrs 4 Length of defrost cycle Defrosting interva
3. 961 INTERIOR LIGHT lt S HI LIMIT THERMOSTAT DRAIN LINE DEFROST HEATER HEATERS EVAPORATOR FAN 52 WIRE HARNESS DOOR FRAME HEATERCS BSD 80TF DUUR FREEZER WIRING DIAGRAM 3 POWER SUPPLY 115 208 230 60 1 MAIN POWER SWITCH CONDENSOR FANCS DUAL PRESSURE CONTROL TEMP CONTROL GRY BLK MARKING Q TEMP PROBE D PROBE WHT MARKING PART DRWG NO 130962 A30656 BOLD LINES INDICATE FIELD WIRING BY OTHERS TORQUES MAIN LUG 14 TO 10 INLBS 8 35 5 6 4 41 INLBS 2 0 45 INLBS CONTACTORS AND RELAYS 14 TD 10 35 INLBS QJ M o o o LL Isa glulal gt amp 5 5 5 amp 5 07 07 2 12 07 DATE DESCRIPTION ECN NO REVISIONS v B 72 a n H Al ols 72 ax alu l ORIGINAL ISSUE REV 30656 C WIRE DIAGRAM MATL BSD 80TF 115 208 230 60 1 VAC DRAWN J M S DATE 02 12 07 APPROVED TITLE 130962
4. BSD SERIES REFRIGERATORS AND FREEZERS Installation Operation and Maintenance Instructions INSPECTION When the equipment is received all items should be carefully checked against the bill of lading to insure all crates and cartons have been received All units should be inspected for concealed damage by uncrating the units immediately If any damage is found it should be reported to the carrier at once and a claim should be filed with the carrier This equipment has been inspected and tested at the manufacturing facility and has been crated in accordance with transportation rules and guidelines Manufacturer is not responsible for freight loss or damage INSTALLATION GENERAL If casters are installed care should be taken when removing the unit from the crate base The unit is heavy and can present a hazard if not handled with care Remove the unit crate and crate base Discard hardware used to secure the cabinet to the crate base Ensure that at least two persons are available to install the casters Lay the cabinet on its back to create access to the cabinet bottom Attach the casters to the cabinet base suing the factory installed screws as shown below Remove the 1 4 x 20 x 34 screws 4 per caster that are factory installed Position the caster and reinstall Ensure that the locking casters are installed on the front of the cabinet After installation is complete return the cabinet to its upright position The cabinet should set
5. DATE SHEET NO 1 of 1 OME Dl vit 0 2 01 NIVW 596061 vi S3INOXOL 07313 319214 S NI 07084 86906 0 DDED WIRE COLORS IRIGINAL ISSUE PART NO DWG NO REV N DESCRIPTION 130965 A320658 REVISIONS BREH SAV I38 ANY 54 1291 02 547 SE SaTNI SaT NI Tr SaT NI SE 547 26 OT OL vi PART DRWG NO INTERIOR POWER SUPPLY 130961 A30655 LIGHT BOLD LINES INDICATE 11576071 FIELD WIRING BY OTHERS TORQUES MAIN LUG 14 TO 10 INLBS HI LIMIT 8 35 5 THERMOSTAT 6 4 41 INLBS 2 0 45 INLBS CONTACTORS AND RELAYS 14 TD 10 35 INLBS sis RN NI oju NIN w w ojojo 72 1 09 07 DATE REVISIONS MAIN POWER SWITCH DRAIN LINE DEFROST HEATER HEATERS EVAPORATOR FAN 52 DESCRIPTION enl a t IU Y 4 m O ael ael a lt CONDENSOR FANG HIGH PRESSURE CUT DUT LET ET TTT TTT fe CIF USED l ORIGINAL ISSUE ums WIRE HARNESS DOOR FRAME TEMP 52 CONTROL 31415 e 7 9 ro1ihe ee GRY BLK MARKING TEMP PROBE PROBE WHT MARKING 30655 C WIRE DIAGRAM we BSD 24SF BSD S2DF 115 60 1 VAC DRAW TRS PATE 1 709707 PPPROVED 1 DUOR FREEZER amp BSD 392DF DUUR FREEZER WIRING DIAGRAM BSD 24SF PROPERTY OF TITLE 130
6. ermine reason and correct Replace Check and replace Determine reason and correct Reset control Purge refrigerant Clean condenser Determine reason and defrost Determine reason replace if necessary 1 Reset the control 2 Replace the control Reform or cut away small section of shroud Locate and reform Replace fan blade Check motor bracket mounting tighten Compressor suspension bolts not loosened on applicable models loosen them Replace fan motor Make sure switch is in the on position Adjust temperature control see instructions under pan area Adjust temperature control see instructions under pan area 4 07 INSTRUCTIONS FOR REVERSING THE SWING OF SOLID DOORS Complete the following steps if reversing the swing of the solid door s is desired These steps apply to both refrigerators and freezers 1 With a one two or three door model first open the door and locate the screws holding the hinges and door in position 2 Two people are recommended to make this change One person should hold the door at a 90 angle to the cabinet while the other person removes the screws holding the door to the cabinet The normal installation at the factory is to have the spring loaded door closing mechanism located at the bottom of the cabinet When removing the spring tension bracket from the cabinet bottom be careful that it does not snap back This may result in pinched fingers 3 After the doo
7. is remove the cover panel from the cabinet and use a wire brush to loosen any dirt particles that are attached to the fins Use a vacuum cleaner to remove the loosened particles Failure to keep the condenser coil clean and clear of obstructions could result in temperature loss and damage to the compressor All moving parts have been permanently lubricated and will generally require no maintenance 3 4 07 MALFUNCTION Compressor will not start no hum Compressor will not start hums but trips on overload protector Compressor starts and runs but short cycles on overload protector Compressor operates long or continuously Compressor runs fine but short cycles Starting capacitor open shorted or blown Relay defective or burned out Refrigerated space too warm Standard temperature system freezes the product Objectionable noise Pan Area MAINTENANCE SERVICE AND ANALYSIS GUIDE REFRIGERATION SYSTEMS ALL MODELS POSSIBLE CAUSE AUN RON Ph 4 Compressor hot return gas hot akon k Service cord unplugged Fuse blown or removed Overload tripped Control stuck open Wiring incorrect Improperly wired Low voltage to unit Starting capacitor defective Relay failing to close Low voltage to unit Overload defective Excessive head pressure Short of refrigerant Control contact stuck Evaporator coil iced Restriction in refrigerati
8. ls Counting mode rt reat time ct on OUT time Defrost display lock OFF display free On Lock on temperature before defrost Lb Lock on label deF during defrost and PdEF during post defrosting Differential display unlock after defrost 0 01 to 99 59 min sec 15 min o ose Er rt F Type of compressor protection 1 delay at switch on 2 delay at switch off 3 delay between starts Compressor protection time Delay at power on Unlock display delay after defrost Function mode key U OFF No function 1 ON STANDBY Access Password to parameter functions Set Point ERROR SIGNALS Probe Interruption Internal Memory Error Delay in switching on in progress Defrosting in progress with dio Lb Post defrosting in progress with dLo Lb OFF OFF to 99 59 min sec OFF OFF to 24 hrs min OFF OFF to 9999 OFF 4 13 07 138662 POWER SUPPLY BSD 24SR 1 DOOUR REFRIGERATOR BSD S2DR 2 DOOR REFRIGERATOR amp BSD 80TR 3 REFRIGERA EVAPDRATDR TUR FAN MOTORCS gt WIRING DIAGRAM MAIN POWER SWITCH LIGHT SWITCH S HIGH PRESSURE CUT BUT USED CONDENSING UNIT TEMPERATURE CONTROL TEMP PROBE PROBE Pri LI PROPERTY Ul 9 8 TN Lavd TITLE WIRE DIAGRAM BSD 24SR BSD 52DR BSD 80TR 115 60 1 VAC DRAWN J M S DATE 01 18 07 APPROVED DATE CHECKED
9. oller is factory set to allow four defrosts per day 2 4 07 As the preset defrost time is reached the controller automatically terminates the refrigeration process by turning off the condensing unit and unit cooler fan motors and energizes the defrost heaters As the coil temperature increases the frost begins to melt producing water which runs down the coil to the unit cooler drain pan and exits through the drain tube to the vaporizer After all the frost has been removed and the coil temperature reaches approximately 50 F 10 C the defrost is terminated through the action of the defrost termination control located on the unit cooler and the refrigeration process resumes In order to insure that any excess water remaining on the coil is not sprayed into the cabinet interior and all heat generated by the defrost is removed the unit cooler fans will not operate until the coil temperature reaches approximately 25 F 4 GENERAL MAINTENANCE PERIODIC CLEANING Beginning with the initial installation the interior surfaces of the cabinet should be periodically wiped down with a solution of warm water and baking soda This solution will remove any odors from spillage that has occurred The exterior of the cabinet should also be cleaned frequently with a commercial grade of glass cleaner Monthly cleaning of the condenser will aid the heat transfer characteristics of the refrigeration system and increase its efficiency To accomplish th
10. on system Dirty condenser Overload protector Cold control Overcharge Air in system Undercharge Relay contacts stuck Low voltage to unit Improper relay Incorrect relay 2 Voltage too high or too low Control setting too high Refrigerant overcharge Dirty condenser Evaporator coil iced Not operating 1 Control setting is too low 2 Control points stuck Fan blade hitting fan shroud Tubing rattle Vibrating fan blade Condenser fan motor rattles General vibration Worn fan motor bearings No cooling Too cold Too warm SOLUTION ROMS e Ord ode zs ON Ph Plug in service cord Replace fuse Determine reasons and correct Repair or replace Check wiring against the diagram Check wiring against the diagram Determine reason and correct Determine reason and replace Determine reason correct or replace Determine reason and correct Check current replace overload protector Check ventilation or restriction in refrigeration system Check refrigerant charge fix leak if necessary Fix leak add charge Repair or replace Determine cause defrost manually Determine location and remove restriction Clean condenser Check wiring diagram Differential too close widen Reduce charge Purge and recharge Fix leak add refrigerant Clean contacts or replace relay Det
11. ondensing unit on top of the cabinet and expelled to the surrounding outside air It is extremely important to allow a four 4 inch clearance on the top rear and sides of the unit for the refrigeration process to function properly These refrigerators and freezers utilize a programmable controller to control the temperature and defrost settings The controller which is located on the facade of the unit is factory set Please see the default settings sheet and separate instructions that are included on the operation of this controller REFRIGERATORS During the operation of a refrigerator unit frost will periodically form on the coil surface Each time the compressor cycles off the evaporator fans will continue to run which will keep the internal temperature uniform and at the same time remove any frost build up on the coil The water produced will collect in the unit cooler drain pan and travel down the drain tube to the condensate vaporizer FREEZERS After shutting the door on freezer models a short amount of time must be allowed before the door can be reopened This is due to the tight seal maintained between the door and the cabinet Waiting a few moments for the pressure to equalize permits the door to be opened easily A positive defrost is required to remove frost from the coil in freezer models This is accomplished by energizing heaters during the defrost cycle that are positioned on the coil surface The programmable contr
12. r s are removed remove the door lock strike s from the cabinet by removing the two mounting screws 4 Find the holes drilled through the outer skin only located on the opposite side of the door opening from where the hinges were previously located Drill through the tapping plate found behind these holes using a 7 32 drill bit 5 Turn the door over and align it to the cabinet so it will swing in the desired direction The spring loaded door closing hinge will now be located at the top of the reversed door Mount the hinges to the cabinet using the holes that were drilled out in step 4 along with the previously removed screws Check the door s to be certain that it is mounted squarely and that the gaskets seal properly around the door opening The door can be adjusted by moving the top or bottom hinge slightly 6 The original hinge holes can be filled with silicone or with 1 4 20x3 4 pan head stainless steel screws if desired 7 Locate the door lock strike by visually aligning it to the dead bolt lock in the door while the door is in the closed position While holding the strike in position mark the top bottom and edge of the strike on the cabinet wall or mullion with a pencil or fine point marker that will remain legible until completion of the task Verify that the strike is positioned properly by assuring that it is aligned to the marks and hold it securely open and close the door and extend and retract the dead bolt to make certain
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