Technical data

Pa
g
e
A SPECIFICATIONS
3
1) Unit specifications 3
2) Major Component specifications 4
B OPERATING RANGE
5
C DIMENSIONAL DATA
6
D PERFORMANCE CHARTS
7
E REFRIGERANT FLOW DIAGRAM
9
F FUNCTION
10
1) Cool Mode Operation 10
2) Heat Mode Operation 11
3) Auto Mode Operation 12
4) Dry Mode Operation 13
5) Fan Mode Operation 13
6) Protection Operations in Cool and Dry Modes 14
7) Protection Operations in Heat Mode 16
8) Cold Draft Prevention (Heating) 19
9) Sleep Function 20
10) Daily Timer Function 20
11) IFEEL Function 20
12) Manual Unit Control and Led Indicators 21
13) Recovery from Power Failure 21
G ELECTRICAL DATA
22
H TROUBLESHOOTING
24
I PROCEDURE FOR THE REFRIGERANT CHARGE RESTORING
31
L CHECKING ELECTRICAL COMPONENTS
33
1) Measurement of Insulation Resistance 33
2) Checking Continuity of Fuse on PCS Ass'y 34
3) Checking Motor Capacitor 34
Table of Contents
2