York YST Operation & Maintenance

JOHNSON CONTROLS
51
SECTION 3 - SYSTEM COMPONENTS DESCRIPTION
FORM 160.67-O2
ISSUE DATE: 10/9/2020
3
FIGURE 11 - SCHEMATIC DRAWING – (YST) COMPRESSOR LUBRICATION SYSTEM
LD09580
COMPRESSOR
ROTOR
SUPPORT
SECTION
SUPPLY
OIL PRESSURE
TRANSDUCER
(high pressure)
OIL
SHAFT SEAL OIL
SUPPLY LINE
MAIN JOURNAL
AND THRUST
BEARING
THRUST
COLLAR
THRUST
PROXIMITY
PROBE
HIGH SPEED
REVERSE
THRUST
BEARING
DOUBLE
BELLOWS
SHAFT SEAL
LOW SPEED
GEAR REAR
BEARING
LOW SPEED
GEAR
OIL RETURN LINE FROM
EDUCTOR BLOCK
SUMP
PRESSURE
TRANSDUCER
(low pressure)
OIL
TEMPERATURE
THERMISTOR
LIQUID
LEVEL
GAUGE
ANGLE DRAIN
VALVE
SUBMERSIBLE
OIL PUMP WITH
3-PHASE
MOTOR
LIQUID COOLED
OIL COOLER
OIL TEMPERATURE
CONTROL VALVE
COOLING
LIQUID
3-PHASE OIL
HEATER
OIL FILTER
VENT LINE
THRUST
COLLAR
BEARING
PRV
INLET
VANES
BEARING
(PINION
GEAR
SHAFT)
IMPELLER
H.S.
SHAFT
SEAL
VARIABLE
GEOMETRY
DIFFUSER (VGD)
EMERGENCY
OIL RESERVOIR
(Completely Full
During Operation)
LOW SPEED
THRUST
COVER
NE
CO
B
E

York YST Specifications

General

Brand	York
Model	YST
Category	Chiller
Language	English