Master Bilt GT-30 - Manuals

Page 3 - TABLE OF CONTENTS; INSTALLATION INSTRUCTIONS; General

3 TABLE OF CONTENTS INTRODUCTION.................................................................................................................................................. 4 STORE CONDITIONS .........................................................................................................

Page 4 - case. A parts list is included in with this manual. Read all these; GT; The store temperature should be at or below 75; GT; cooling air entering and discharging through the front grille.; NOTICE; Customer Service Department; Highway 15 North

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 ...

Page 5 - Severe injury or death will occur if you ignore the message.

5 CAUTION! GROUND REQUIRED FOR SAFE OPERATION WARNING LABELS AND SAFETY INSTRUCTIONS This symbol is the safety-alert symbol. When you see this symbol on your cabinet or in this manual, be alert to the potential for personal injury or damage to your equipment. Be sure you understand all safety messag...

Page 7 - Semi-Hermetic Compressor; FAN OPERATION AND VIBRATION VOLTAGE CHECK; THEROMSTAT CHECK; F at load line, check the thermostatic

7 MECHANICAL Leveling Cabinet Level the cabinet so as to insure proper drainage of the drain pan and proper operation of the lids and refrigeration system. The GT cabinet condenser has cooling air entering and discharging through the front grille. This allows the cabinet to be placed against a wall ...

Page 8 - The; cabinet has a temperature control that is adjustable from #1; Pointer

8 DEFROST AND TEMPERATURE CONTROL SETTINGS The GT cabinet has a temperature control that is adjustable from #1 (warmest setting) to #9 (coldest setting). Turn the control knob in line with the punch mark to the desired setting. The temperature control is located near the condensing unit at the botto...

Page 9 - AUTOMATIC EXPANSION VALUE GT SERIES CABINETS; F ambient room. The suction pressure at the; REFRIGERATION SYSTEM AND OPERATION

9 AUTOMATIC EXPANSION VALUE GT SERIES CABINETS After the cabinet has been in operation for a short time the high pressure or discharge pressure of the refrigeration system should be 250 pisg to 270 pisg in a 75 o F ambient room. The suction pressure at the compressor should be approximately 7 to 9 p...

Page 10 - Top Deck

10 EXTERIOR PARTS NOMENCLATURE A. TOP DECK G. VERTICAL TRIM B. CENTER TRACK H. FRONT PANEL C. TRIM MOLDING I. LOWER BUMPER D. GLASS RAIL J. UPPER BUMPER E. GLASS LID K. ACCESS PANEL F. FRONT GLASS L. UNIT GRILLE Glass Lid and Top Deck Removal To remove the glass lid, start in the closed position and...

Page 11 - Drain Pan and Light Shield Removal; OPERATION CONDITIONS AND PRESSURES; F or lower box temperature, check; Light Shield

11 Drain Pan and Light Shield Removal To remove the drain pan, remove screws along the front face of the drain pan. Lift the rear of the pan up and out of the drain trough. Slide pan towards you and out. Reverse procedure to install. To remove the light shield, remove screws along the front face of ...

Page 12 - TROUBLE SHOOTING GUIDE; High head pressure and high back pressure:

12 TROUBLE SHOOTING GUIDE 1. High head pressure and high back pressure: A. Condenser coil clogged or restricted. B. Condenser fan motor defective. C. Air in the system. D. Refrigeration overcharge. 2. Low back pressure and low head pressure: A. Expansion valve restriction. B. Refrigerant undercharge...

Page 13 - MASTER-BILT PART NUMBERS; Description; Side Panel Heater, LH

13 10. Special service situations. If moisture or liquid is observed around or under a Master-Bilt cabinet, an immediate investigation should be made by qualified personnel to determine the source of moisture or liquid. The investigation made should determine if the cabinet is malfunctioning or if t...

Page 14 - ACCESSORIES; Load Level Shelves; OWNER RESPONSIBILITY

14 ACCESSORIES Description GT-30 GT-40 Casters 3” Dia. A029-11140 (4) A029-11140 (4) Load Level Shelves A027-18027 A029-18027 Lid Locking Kits-Less Locks A027-11129 A029-11129 Novelty Baskets (White Epoxy-Coated) 9.125” X 12” X 7.125” 33-01405 33-01405 Sack Rack 48” X 17.5” X 3” Superstructures A027...