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4

 

INTRODUCTION 

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

GT

 case. A parts list is included in with this manual.  Read all these 

documents carefully before installing or servicing your equipment. 
 

 
STORE CONDITIONS

 

 
The Master-Bilt 

GT

 cases are designed to operate in the controlled environment of an air-conditioned store.  

The store temperature should be at or below 75

°

F and a relative humidity of 55% or less.  At higher 

temperature or humidity conditions, the performance of these cases may be affected and the capacity 
diminished.  It is not uncommon in a newly constructed store for the temperature and humidity to be above 
design conditions.  These excessive conditions may produce sweating in the case until the store is operational 
and the ambient environment is more desirable.   
 
The Master-Bilt 

GT

 should not be positioned where it is directly exposed to rays of sun or near a direct source 

of radiant heat or airflow.  This will adversely affect the case and will result in poor performance. 
 
The Master-Bilt 

GT

 cabinets may be placed directly against the wall.  This is due to the cabinet’s condenser 

cooling air entering and discharging through the front grille. 
 
 

 

NOTICE 

 

Read this manual before installing your cabinet.  Keep the manual and refer to it before doing any 
service on the equipment.  Failure to do so could result in personal injury or damage to the cabinet. 

 

 

DANGER

 

 

Improper or faulty hook-up of electrical components of the refrigeration units can result in severe 
injury or death. 
 
All electrical wiring hook-ups must be done in accordance with all applicable local, regional or national 
standards.

 

 

 

NOTICE

 

 

Installation and service of the refrigeration and electrical components of the cabinet must be 
performed by a refrigeration mechanic and/or a licensed electrician. 

 
The portions of this manual covering refrigeration and electrical components contain technical instructions 
intended only for persons qualified to perform refrigeration and electrical work.  This manual cannot cover 
every installation, use or service situation.  If you need additional information have the serial number at hand 
and call or write us: 
 

Customer Service Department 

Master-Bilt Products 

Highway 15 North 

New Albany, MS  38652 

Phone (800) 684-8988 

Fax (800) 684-8988 

 

 

 

 

Содержание J - Version GT-50 s

Страница 1: ...GT 50 GT 60 GT 80 Installation Operations Manual J Version Master Bilt Products 908 Highway 15 North New Albany MS 38652 Phone 800 684 8988 PN 029 91000 Rev _ 2 21 07...

Страница 2: ...2...

Страница 3: ...nd Compressor Check 7 Startup 7 Fan Operation and Vibration Votlage Check 7 Theromstat Check 7 Defrost and Temperature Control 7 REFRIGERATION SYSTEM AND OPERATION 8 CLEANING 9 EXTERIOR PARTS NOMENCLA...

Страница 4: ...oor performance The Master Bilt GT cabinets may be placed directly against the wall This is due to the cabinet s condenser cooling air entering and discharging through the front grille NOTICE Read thi...

Страница 5: ...vice information If you ignore the message you may damage your cabinet The warning and safety labels shown throughout this manual are placed on your Master Bilt Products cabinet at the factory Follow...

Страница 6: ...nction or housekeeping problem that creates a slip fall hazard around or under the cabinet should be corrected immediately If moisture or liquid is observed around or under a Master Bilt cabinet an im...

Страница 7: ...Voltage should be checked at the compressor terminals while the compressor is initially starting The unit is designed to operate at 10 of 115 volts 60 cycle single phase This means that the voltage s...

Страница 8: ...s a Hermetic compressor and operates with refrigerant 404A Cabinet operates on 115 60 1 power The cabinet has a bare tube type condenser which virtually eliminates the possibility of condenser blockag...

Страница 9: ...te your product The GT line cabinets are equipped with a floor drain that exits out the lower rear of the cabinet This exit has a convenient garden hose fitting If it is not convenient to turn the pow...

Страница 10: ...ace of the light shield Pull the light shield towards you and out Reverse procedure to reinstall The fluorescent lamps are held in place with spring type retainers First turn off the lamps at the togg...

Страница 11: ...A Low voltage B Relay defective C Overload defective D High head pressure see 1 6 Cabinet sweating A High ambient humidity B Defective condensate heater 7 Cabinet not cycling coil blocked with frost...

Страница 12: ...13296 Condenser Fan Blade 15 13093 15 13093 15 13093 Condenser Fan Motor 13 00311 13 00311 13 00311 Condenser Fan Motor Bracket 13 00754 13 00754 13 00754 Crankcase Pressure Valve Defrost Heater Clip...

Страница 13: ...sell or give away your Master Bilt cabinet you must make sure that all safety labels and the Installation Service Manual are included with it If you need replacement labels or manuals Master Bilt will...

Страница 14: ...14...

Страница 15: ...15...

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