Master Bilt TAF-74 Service Manual

Installation & Operations Manual Master-Bilt Products 908 Highway 15 North New Albany, MS 38652 Phone: (8

10 6. Compressor will not start – hums, but cycles on overload: A. Low voltage. B. Relay defective. C. Overload defective. D. High head pressure (

11Shelf Clips 33-01011 33-01011 33-01011 33-01011 33-01011 33-01011 Shelves 33-01455 33-01456 33-01456 33-01455 33-01456 33-01456 Temperature

12EVAP.FANSWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1WBKCOMPRESSORCONDFAN THERM.DIGITALWIRING DIAGRAM07/19/95TAC-27,-27HDTC27BW/BLWRRRSWITCHFRAME

13EVAP.FANSWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1WBKTO CONDENSING UNIT POWER TERMINALSORTO LIQUID LINE SOLENOID VALVE COIL TERMINALS. CONDE

14EVAP.FANSWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1WBKCOMPRESSORCONDFAN THERM.DIGITALWIRING DIAGRAM07/19/95TAC-48,-48HDTC48INCANDESCENTLIGHTFRA

15EVAP.FANSWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1WBKWIRING DIAGRAM TAC-48-RTO CONDENSING UNIT POWER TERMINALSORTO LIQUID LINE SOLENO

16EVAP.FANSCOMPRESSORCONDFANWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1BKW THERM.DIGITALWIRING DIAGRAM07/19/95TC74BBWWWRRRRRSWITCHFRAMEDOORHEATERL

17EVAP.FANSWBKTEMP.CONT.J BOXCONDENSATEPAN HEATER115/60/1BKWWIRING DIAGRAM TAC-74115/60/1 CONTROL CIRCUIT TO CONDENSING UNIT POWER TERMINALSOR T

18WIRING DIAGRAM(WHEN PROVIDED)DEFROST HEATERHEATERFRAMEDOORLIGHTSWITCHRRTAF/TUF-27H, -27HHDTAF/TUF-27, -27HD,TF27-HARNS5/11/00LIGHTSWITCHHEATERDOORF

19WIRING DIAGRAM TAF\TUF-48HD, -74HD-4HHD, -74HHDTAF-TUF-23DR-HD-HHD7/20/00TIMER4X12N3TMTRANSFORMERRWBKGGBK115/60/1208-230/60/1HEATERFRAMEDOORDOORFR

2

20DEFROST TERMINATION,FAN DELAY THERMOSTATHEATERLIMIT SW.DEFR.HEATER7/18/00WIRING DIAGRAM (TAF/TUF REMOTE/QUICK CONNECT)TO TERMINAL #NTO TERMINAL #XT

3TABLE OF CONTENTS INTRODUCTION………………………………….…………………………………………………………………… 4 STORE CONDITIONS…………………………….……………….…..…………………………………………….. 4 WARNING LABELS

4INTRODUCTION Thank you for purchasing a Master-Bilt cabinet. This manual contains important instructions for installing, using and servicing a Mas

5CAUTION!GROUND REQUIREDFOR SAFE OPERATIONThe portions of this manual covering refrigeration and electrical components contain technical instructions

6PRE-INSTALLATION INSTRUCTIONS INSPECTION FOR SHIPPING DAMAGE You are responsible for filing all freight claims with the delivering truck line. Ins

7NOTICE TO STORE OWNERS / MANAGERS Moisture or liquid around or under the cabinet is a potential slip/fall hazard for persons walking by or working

8CONDENSATE PAN INSTALLATION FOR TOP MOUNT CABINETS ONLY 1. Before moving cabinet into place, remove the condensate pan from the top unit compart

9FINAL CHECK LIST A. Check setting of defrost timer: 1. Four defrost/24 hours, with 30 minute fail safe. (TAF ONLY) B. Check operating pressure