A.O. Smith 101 Series User's Information Manual

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MASTE SCEENS
MASTER PANEL HOME SCREEN
MASTER PANEL ALARM SCREEN
MASTER PANEL CONFIGURATION SCREEN
MASTE SCEEN TEMINOLOGY
HOME SCREEN
“LP” – Low Pressure: indicates the suction line pressure on
the low side of the system
“HP” – High Pressure: indicates the discharge line pressure on
the high side of the system
“LLSV” – Liquid Line Solenoid Valve: indicates the position of
the LLSV (open or closed)
“Comp” – Compressor: indicates the status of the compressor
(on or o ) “EvapFlow” – Evaporator Flow: indicates if the
blower is on (Air to Water HPWH) OR if there is water  owing
through the evaporator (Water to Water HPWH)
“CondFlow” – Condenser Flow: indicates if there is water
 owing through the condenser
“Cond” – Condenser Temperature: indicates the leaving
water temperature from the condenser
“Evap1” – Evaporator 1: indicates the evaporator temperature
of the  rst evaporator
“CTD”– Compressor Time Delay: indicates remaining time in
compressor delay countdown
“PTD” – Pump Time Delay: indicates remaining time in pump
countdown, when the count down starts the pump turns on
Indicator Box – indicates if the unit has been called to run
(green means run, red means on standby)
Heat Call – indicates if the master is calling units to run to
meet building demand (green means run, red means on
standby)
“TempAvg” – Tank Temperature Average: indicates the
average current tank temperature which comes from all of
the valid connected temperature probes averaged together
“TempSet” – Tank Temperature Setpoint: indicates the
desired tank temperature to be maintained
ALARM SCREEN
“HIGH PRESSURE 1” – indicates if unit 1 has alarmed out on
high pressure
“LOW PRESSURE 1” – indicates if unit 1 has alarmed out on
low pressure
“COND FLOW 1” – indicates if unit 1 has alarmed out on
condenser water  ow
“EVAP FLOW 1 / BLOWER 1” – indicates if unit 1 has alarmed
out on evaporator  ow
“M PROTECTION 1” – indicates if unit 1 has alarmed out on
motor protection
“OIL PRESSURE 1” – indicates if unit 1 has alarmed out on
oil pressure “ESTOP” – indicates if the Estop has been pressed
“TANK1 PROBE STATUS” – indicates if tank 1’s probe is
connected and reading valid data

A.O. Smith 101 Series Specifications

General

Brand	A.O. Smith
Model	101 Series
Category	Water Heater
Language	English