Harvest Pressure Regulating (Hpr) System; Remotes Only - Manitowoc S300 Technician's Handbook

HARVEST PRESSURE REGULATING (HPR)
SYSTEM REMOTES ONLY
GENERAL
The harvest pressure regulating (H.P.R.) system
includes:
• Harvest pressure regulating solenoid valve (H.P.R.
solenoid). This is an electrically operated valve
which opens when energized, and closes when
de-energized.
INLET
• Harvest pressure regulating valve (H.P.R. valve).
This is a pressure regulating valve which
modulates open and closed, based on the
refrigerant pressure at the outlet of the valve. The
valve closes completely and stops refrigerant flow
when the pressure at the outlet rises above the
valve setting.
Part Number 80-1479-3 7/10
HPR SOLENOID
OUTLET
HPR VALVE
FLOW
INLET
SV3053
OUTLET
161