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LEGEND FOR FIG. 3-5
ALMR — Alarm Relay
AUX — Auxilliary
C—Contactor, Compressor
CB — Circuit Breaker
CCB — Compressor Circuit Breaker
CH — Crankcase Heater
CCH — Crankcase Heater Relay
COMP — Compressor
CR — Control Relay
CSB — Current Sensor Board
CWFS — Chilled Water Flow Switch
CWP — Chilled Water Pump
DGS — Digital Scroll Compressor
DPT — Discharge Pressure Transducer
DTT — Discharge Temperature Thermistor
DUS — Digital Unloader Solenoid
EMM — Energy Management
EWT — Entering Water Temperature
FB — Fuse Block
FIOP — factory Installed Option
FU — Fuse
GND — Ground
HPS — High-Pressure Switch
LLSV — Liquid Line Solenoid Valve
LON — Local Operating Network
LVT — Low Voltage Terminal
LWT — Leaving Water Temperature
MBB — Main Base Board
MLV — Minimum Load Valve
MP — Modular Motor Protection
NEC — National Electrical Code
OAT — Outdoor-Air Thermistor
PL — Plug
RLY — Relay
SPT — Suction Pressure Transducer
SW — Switch
TB — Terminal Block
TRAN — Transformer
UPC — Unitary Protocol Converter
Terminal Block
Terminal (Unmarked)
Terminal (Marked)
Splice
Factory Wiring
Field Wiring
Accessory or Option Wiring
To indicate common potential only; not to represent wiring.