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UPM STATUS LED - BLINK CODES
1
HIGH PRESSURE FAULT
2
LOW PRESSURE FAULT
3
CONDENSER FREEZE CONDITION
4
CONDENSATE OVERFLOW FAULT
5
BROWN OUT FAULT
6
EVAPORATOR FREEZE CONDITION
Fig. 11 — Unit Size 025-71 (Dual Stage), 180, 210 (Single Stage); 3-Phase; Complete C/Deluxe D Control Package
NOTES
1.
SEE UNIT NAME PLATE FOR ELECTRICAL RATING.
2.
ALL FIELD WIRING MUST BE IN ACCORDANCE WITH N.E.C.-N.F.P.A. #70, COPPER
CONDUCTORS ONLY.
CONDUCTEURS EN CUIVRE SEULEMENT.
3.
208/230V UNITS ARE FACTORY WIRED FOR 230V OPERATION. FOR 208V OPERATION,
REMOVE ORG LEAD AND REPLACE WITH RED LEAD. CAP ALL UNUSED LEADS.
4.
FOR ALERNATE EMS COIL VOLTAGES CONSULT FACTORY.
5.
UPM-I INCLUDES BUILT IN: 270-300 SECOND RANDOM START
300 SECOND DELAY ON BREAK
120 SECOND LOW PRESSURE BYPASS
6.
"TEST" DIP SWITCH REDUCES DELAYS TO 10 SEC WHEN SET TO YES. MUST BE SET
TO "NO" FOR NORMAL OPERATION.
7.
"FREEZE SENSOR" WILL OPERATE AT 26°F BY DEFAULT. IF 15°F OPERATION IS REQUIRED,
JUMPER R30 MUST BE CUT. IF FREEZE SENSOR IS NOT INSTALLED, A JUMPER SHALL BE
INSTALLED BETWEEN THE FREEZE SENSOR TERMINALS.
8.
"ALARM OUTPUT" DIP SWITH MUST BE SET TO "PULSE." IF BLINKING, T-STAT SERVIE LIGHT IS DESIRED.
9.
DEFAULT SETTINGS FOR UPM BOARD FROM FACTORY IS SHOWN. ALSO SEE INSTALLATION MANUAL.
10.
ALARM OUTPUT IS NORMALLY OPEN (NO) DRY CONTACT. IF 24 VAC IS NEEDED, CONNECT R TO ALR-COM
TERMINAL. 24VAC WILL BE SENSED ON THE ALR-OUT WHEN THE UNIT IS IN ALARM CONDITION. OUTPUT WILL
PULSED IF PULSE IS SELECTED.
11.
CHECK FOR PROPER PHASE ROTATION ON UNITS WITH SCROLL COMPRESSORS, REVERSE ROTATION WILL DAMAGE THE
COMPRESSOR AND VOID UNIT WARRANTY.
12.
SECOND STEP OF COMPRESSOR (Y2 AND Y2S) IS APPLICABLE ONLY FOR 025-071 SIZES.
16
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