Master-Bilt GPS Installation Manual
PS SERIES
PARALLEL RACK SYSTEM
INSTALLATION & OPERATIONS MANUAL
5/16 Rev. D 57-02490
5/16 Rev. D 57-02490 2
Contents
INTRODUCTION ................................................................................................................................... 4
WARNING LABELS AND SAFETY INSTRUCTIONS ...................................................................... 5
PS SERIES PARALLEL RACK FEATURES ........................................................................................ 6
PARALLEL RACK NOMENCLATURE ............................................................................................... 7
PRE-INSTALLATION INSTRUCTIONS .............................................................................................. 8
I. GENERAL INFORMATION ......................................................................................................... 8
II. DELIVERY INSPECTION ............................................................................................................ 8
INSTALLATION INSTRUCTIONS ...................................................................................................... 8
I. HANDLING AND PLACEMENT OF PARALLEL RACK SYSTEM ......................................... 8
II. ELECTRICALSPECIFICATIONS ............................................................................................... 9
III. REFRIGERANT PIPING ........................................................................................................... 10
V. LEAK CHECK ........................................................................................................................... 12
VI. EVACUATION, DEHYDRATION, AND START-UP ........................................................... 12
CHARGING PROCEDURES ............................................................................................................... 13
I. PRELIMINARY ............................................................................................................................. 13
II. LOW AMBIENT CHARGING .................................................................................................... 13
START UP ............................................................................................................................................. 15
GENERAL MAINTENANCE .............................................................................................................. 15
TROUBLESHOOTING......................................................................................................................... 16
SALE AND DISPOSAL ........................................................................................................................ 17
LABOR WARRANTY .......................................................................................................................... 17
APPENDIX A ........................................................................................................................................ 18
5/16 Rev. D 57-02490 3
INTRODUCTION
Thank you for purchasing Master-Bilt refrigeration equipment. This manual contains important instructions for
installation, use and service. Read this entire manual carefully before installing or servicing your Master-Bilt equipment.
NOTICE
Installation and service of the refrigeration and electrical components must be performed by a refrigeration
mechanic or licensed electrician.
DANGER
Equipment MUST be properly grounded.
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
Read this manual before installing your refrigeration equipment. Keep the manual and refer to it before doing
any service. Failure to do so could result in personal injury or equipment damage.
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, call or write us:
Parts and Technical Service Department
Master-Bilt Products
908 Highway 15 North
New Albany, MS 38652
Phone (800) 684-8988
Email: service@master-bilt.com
5/16 Rev. D 57-02490 4
WARNING LABELS AND SAFETY INSTRUCTIONS
damage to your equipment.
Be sure you understand all safety messages and always follow recommended precautions and safe operating practices.
You must make sure that everyone who installs, uses, or services your refrigeration equipment is thoroughly
familiar with all safety information and procedures.
Important safety information is presented in this section and throughout the manual. The following signal words are
used in the warnings and safety messages:
DANGER:
WARNING:
CAUTION:
NOTICE:
damage your refrigeration.
The warning and safety labels shown throughout this manual are placed on your Master-Bilt Products
refrigeration at the factory. Follow all warning label instructions. If any warning or safety labels become lost or
damaged, call your customer service department at (800) 684-8988 for replacements.
This is the safety-alert symbol. When you see this symbol, be alert to the potential for personal injury or
NOTICE TO EMPLOYERS
Severe injury or death WILL occur if you ignore the message.
Severe injury or death CAN occur if you ignore the message.
Minor injury or damage to your refrigeration can occur if you ignore the message.
This is important installation, operation or service information. If you ignore the message, you may
This Label is located on the condensing unit
5/16 Rev. D 57-02490 5
PS SERIES PARALLEL RACK FEATURES
• Generously sized condenser for high efficiency in high ambient conditions.
• Hermetic, semi-hermetic, and Scroll compressors in any combination the customer chooses.
• Generously sized receivers with isolation valves and liquid level indicator.
• Compressor suction and discharge line service valves with access ports.
• Pre-wired and mounted high and low pressure controls with each compressor.
• Factory leak tested.
• U.L. listed.
• Access for serviceability.
• Pre-wired with single point electrical connection with main disconnect switch and main circuit breaker.
• Circuit breaker for each compressor.
• Crankcase heaters installed for outdoor units.
• Refrigeration lines pre-piped to edge of unit.
• Pre-piped and mounted refrigerant sight glass.
• Flooded head pressure controls standard on each system. Other options available.
• Galvanized steel housing is standard, Stainless steel housing available.
• Engineered refrigeration drawing available for specific projects, or with purchase order. (Contact factory for
additional details).
• Emerson E2 RX electronic refrigeration controls for maximum energy.
• Replaceable core suction and liquid filter driers.
• Oil return system complete with oil separator, oil level controls and oil filter are standard.
• Up to 3 suction groups can be controlled within a single frame/cabinet.
• Hot gas defrost, electric defrost, and off cycle defrost available.
• Heat reclaim available.
• Split condenser available.
• Floating head pressure control available
• EVI compressors with sub cooled liquid available.
• Standard alarms include phase loss and oil failure. Various alarms available including compressor failure, liquid
level, etc.
5/16 Rev. D 57-02490 6
PARALLEL RACK NOMENCLATURE
PS E A C 5 2 Z C
-
XXXXX
Quote Number
Voltage
A = 115/60/1
B = 208-230/60/1
C = 208-230/60/3
D = 460/60/1
E = 460/60/3
F = 200-220/50/3
G = 380-420/50/3
H = 208/60/1
J = 380/50/1
K = 200-220/50/1 or 220/50/1
L = 575/3/60
M = 200-230/60/3
R =265/60/1
T = 380/60/3
Refrigerant
Z = R404A
# Suction Groups
1 to 3
# Compressors
2 to 10
Condenser Location
R = Remote
I = Integrated
C = Mounted on Common
Frame
Condensing Method
A = Air Cooled
W = Water Cooled
Frame
I = Interior
E = Exterior
Rack
PS = Standard Rack
GPS = Glycol Rack
5/16 Rev. D 57-02490 7
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