York YPAL 050 User Manual

JOHNSON CONTROLS

FORM 100.50-NOM6 (1207)

Continued on next page

ERV UNOCCUPIED FAN ENABLE

THIS PARAMETER ALLOWS THE EXHAUST FAN TO OPERATE 

ANYTIME THE SUPPLY FAN IS ON.  THIS FEATURE IS REQUIRED 

WHEN AN ENERGY RECOVERY VENTILATOR IS INSTALLED.  

THIS FEATURE IS CURRENTLY NOT USED ON THESE UNITS.

EXHAUST DAMPER POSITION FOR EXHAUST 

TO TURN OFF

WHEN MODULATING DAMPER EXHAUST IS BEING USED THIS IS 

THE POSITION OF THE EXHAUST DAMPER TO TURN OFF THE 

EXHAUST FAN

EXHAUST DAMPER POSITION FOR EXHAUST 

TO TURN ON

WHEN MODULATING DAMPER EXHAUST IS BEING USED THIS 

IS THE POSITION OF THE EXHAUST DAMPER TO TURN ON THE 

EXHAUST FAN

EXHAUST FAN OUTPUT

THIS GIVES THE STATUS OF THE BINARY OUTPUT FROM THE 

UNIT CONTROLLER TO THE EXHAUST FAN, OFF OR ON

EXHAUST DAMPER / VFD OUTPUT STATUS

THIS GIVES THE STATUS OF THE ANALOG UNIT CONTROLLER 

OUTPUT TO THE EXHAUST DAMPER OR EXHAUST FAN VFD IN 

%

EXHAUST VFD INSTALLED

THIS PARAMETER IDENTIFIES TO THE UNIT CONTROLLER THAT 

AN EXHAUST FAN VFD IS INSTALLED.  THE PARAMETER MUST 

BE TURNED ON TO ENABLE THIS FEATURE

FAN (G) THERMOSTAT INPUT

THIS GIVES THE STATUS OF THE BINARY INPUT TO THE G 

TERMINAL OF THE UNIT CONTROLLER, OFF OR ON

FAN ASD TIMER

THIS IS THE STATUS OF THE SUPPLY FAN OFF DELAY IN 

SECONDS

FAN OFF DELAY TIMER FOR COOL

THIS GIVES THE STATUS OF THE COOLING TIME OFF DELAY IN 

SECONDS

FAN OFF DELAY TIMER FOR HEAT

THIS GIVES THE STATUS OF THE COOLING TIME OFF DELAY IN 

SECONDS

FAN ON DELAY TIMER FOR COOL

THIS GIVES THE STATUS OF THE COOLING TIME ON DELAY IN 

SECONDS

FAN ON DELAY TIMER FOR HEAT

THIS GIVES THE STATUS OF THE COOLING TIME ON DELAY IN 

SECONDS

FREEZE THERMOSTAT SWITCH

THIS IS THE BINARY INPUT FROM THE HYDRONIC HEAT FREEZE 

STAT TO THE UNIT CONTROLLER.  OFF = FAULTED, ON = 

NORMAL OPERATION

GAS VALVE #1

THIS IS THE STATUS OF THE BINARY INPUT FROM THE GAS 

VALVE FOR HEAT SECTION 1 TO THE UNIT CONTROLLER OFF / 

ON

GAS VALVE #2

THIS IS THE STATUS OF THE BINARY INPUT FROM THE GAS 

VALVE FOR HEAT SECTION 2 TO THE UNIT CONTROLLER OFF / 

ON

GAS VALVE #3

THIS IS THE STATUS OF THE BINARY INPUT FROM THE GAS 

VALVE FOR HEAT SECTION 3 TO THE UNIT CONTROLLER OFF / 

ON

HEAT 1 (W1)

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL W1 

- FIRST STAGE HEATING

HEAT 1 ASCD TIMER

THIS GIVES THE ACTUAL TIME OF THE OFF CYCLE TIMER FOR 

HEAT SECTION 1 IN SECONDS.