Service manual
Table Of Contents
- PXD Series R410A
- LIST OF EFFECTIVE PAGES
- TABLE OF CONTENTS
- INTRODUCTION
- PRODUCT DATA SHEET
- RATING CONDITIONS
- OUTLINE DIMENSIONS
- PERFORMANCE DATA & PRESSURE CURVES
- ELECTRICAL DATA
- WIRING DIAGRAMS
- ELECTRICAL CONNECTIONS
- REFRIGERATION DIAGRAMS
- TUBING CONNECTIONS
- CONTROL SYSTEM
- TROUBLESHOOTING
- EXPLODED VIEWS & SPARE PARTS LISTS
- OPTIONAL ACCESSORIES
- APPENDIX A
- INSTALLATION MANUAL
- PROGRAMMING & OPERATING MANUAL
CONTROL SYSTEM
11-18 Revision Y05-01 Service Manual - PXD Series
11.9 Heating, RH Group, with AUTOFAN
Mode: HEAT, AUTO (at Heating)
Temp: Selected desired temperature
Fan: AUTO
Timer: Any
I-FEEL: ON or OFF
11.9.1 Sequence Diagram
Maintains room temp. at desired level by controlling the 2-Stage Electric Heaters.
(RT - SPT) in
o
c
+2
+1
0
-1
-2
-3
ON
OFF
ON
OFF
HE1
HE2
H
OFF
L
30 sec
M
IFAN
-2
-4
-1
-3
CONTENTCONTENT