
A SH / S-TRAC MANUAL
3 of 29 Feb 06
TABLE OF CONTENTS
S-TRAC TERMINAL DRAWING.................................................................................................................. 2
YOU HAVE RESPONSIBILITIES TOO........................................................................................................ 5
INTRODUCTION......................................................................................................................................... 5
SAFETY PRECAUTIONS............................................................................................................................ 5
WARRANTY................................................................................................................................................ 6
PARTS........................................................................................................................................................ 6
RECEIVING................................................................................................................................................. 7
TEMPORARY STORAGE ........................................................................................................................... 7
INSTALLATION...........................................................................................................................................7
CODES ....................................................................................................................................................... 8
LIFTING ...................................................................................................................................................... 9
MOUNTING................................................................................................................................................. 9
SHIPPING MATERIALS ............................................................................................................................ 10
ASSEMBLY............................................................................................................................................... 10
PIPING, ELECTRICAL OR CONTROL SERVICE CONNECTIONS .......................................................... 11
ELECTRICAL INSTALLATION.................................................................................................................. 11
Recommended 24V Field Wiring Size:................................................................................................12
NATURAL GAS INSTALLATION:.............................................................................................................. 13
GAS LINE TESTING (EXTERNAL TO THE UNIT) .................................................................................... 13
VENTING PRODUCTS OF COMBUSTION............................................................................................... 13
HUMIDIFIER INSTALLATION ...................................................................................................................14
Supply Water......................................................................................................................................14
Outdoor installations...........................................................................................................................14
Freeze Protection ...............................................................................................................................15
Drain Connection................................................................................................................................15
Steam Line.........................................................................................................................................15
Condensate Line ................................................................................................................................15
SORB DISTRIBUTION GRID INSTALLATION .......................................................................................... 16
Absorption Distance............................................................................................................................16
Grid Orientation..................................................................................................................................16
Duct Installations ................................................................................................................................16
Duct Mounted controls........................................................................................................................16
OPERATION .............................................................................................................................................17
GENERAL OVERVIEW............................................................................................................................. 17
Sequence of Operation.......................................................................................................................18
Burner Control....................................................................................................................................18
SPECIFIC CONTROL FUNCTION EXPLANATIONS ................................................................................ 18
Probe safety checks ...........................................................................................................................18
Probe sensitivity adjustment ...............................................................................................................19
Fill valve operation..............................................................................................................................19
Tank fill cycle......................................................................................................................................19
Tank dump cycle ................................................................................................................................19
Tank warm-up.....................................................................................................................................19
Dump mixing valve .............................................................................................................................20
Tank High Limit...................................................................................................................................20
Overflow Protection ............................................................................................................................20
HUMIDITY CONTROL FUNCTIONS ......................................................................................................... 20
Humidity setpoint ................................................................................................................................20
Ambient reset .....................................................................................................................................21
Duct Mounted High Humidity limit.......................................................................................................21
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