Thermistor And Potentiometer Checkout - Carrier Flotronic 30GT080-420 Installation, Start-Up And Service Instructions Manual

QUICK TEST NORMAL
STEP NO. DISPLAY
NOTE: See legend and notes on page 49.
Table 8 — Quick Test
SECTION B. — Thermistor and Potentiometer Checkout
STEP DESCRIPTION
— Thermistor OK
— Thermistor Faulty
— Thermistor OK
— Thermistor Faulty
— Thermistor OK
— Thermistor Faulty
— Thermistor OK
— Thermistor Faulty
— Thermistor OK
†
— Thermistor Faulty or Not Used
— Thermistor OK
†
— Thermistor Faulty or Not Used
— Thermistor OK
†
— Thermistor Faulty or Not Used
— Thermistor OK
†
— Thermistor Faulty or Not Used
— Thermistor OK
— Thermistor Faulty or Not Used
— Potentiometer OK
— Potentiometer Faulty
No Significance
— Potentiometer OK
— Potentiometer Faulty or Option Not Used
— Potentiometer(s) OK
— Potentiometer(s) Faulty or Option Not Used
— Potentiometer OK
— Potentiometer Faulty or Option Not Used
— Potentiometer OK
— Potentiometer Faulty or Option Not Used
(cont)
48
THERMISTOR
OR
POTENTIOMETER
T1 — Cooler Leaving Fluid
Thermistor
T2 — Cooler Entering Fluid
Thermistor
T3 — Saturated Condensing
Thermistor, Circuit A
T4 — Saturated Condensing
Thermistor, Circuit B
T5 — Cooler Thermistor,
Circuit A (EXV Units)
T6 — Cooler Thermistor,
Circuit B (EXV Units)
T7 — Compressor Thermistor,
Circuit A ( EXV Units)
T8 — Compressor Thermistor,
Circuit B (EXV Units)
T10 — Accessory Remote
Thermistor
P1 — Leaving Fluid Set Point
Potentiometer
—
P3 — Accessory Reset
Limit Potentiometer
P4 — Accessory Demand
Limit Potentiometer(s)
P5 — Accessory Reset
Ratio Potentiometer
P6 — Accessory Reset Set
Point Potentiometer