Table Of Contents; Contents - Superior AA250 Series Installation, Operation And Service Instructions

C
ONTENTS
CONTENTS ......................................................................................................................................................................... 3
INTRODUCTION.................................................................................................................................................................. 4
I C ...................................................................................................................................................................... 4
NSTALLATION ODES
GENERAL SPECIFICATIONS .................................................................................................................................................. 5
DIMENSIONAL CHARTS....................................................................................................................................................... 5
PARTS OF THE HEATER ....................................................................................................................................................... 6
G A ....................................................................................................................................................................... 6
ENERAL SSEMBLY
CLEARANCE TO COMBUSTIBLES .......................................................................................................................................... 8
GENERAL INSTALLATION INSTRUCTIONS ............................................................................................................................ 9
INTERIOR AND EXTERIOR MOUNTING ............................................................................................................................... 10
H I ............................................................................................................................................................... 10
ANGING NSTRUCTIONS
AIR DIVERTER INSTALLATION ................................................................................................................................................... 11
W M ........................................................................................................................................................................ 12
ALL OUNTING
LIGHTING AND SHUTDOWN INSTRUCTIONS ...................................................................................................................... 13
S -U I ............................................................................................................................................................... 13
TART P NSTRUCTIONS
S -D P .............................................................................................................................................................. 13
HUT OWN ROCEDURE
ELECTRICAL DIAGRAM ....................................................................................................................................................... 14
GAS PIPING ....................................................................................................................................................................... 15
VENTING & COMBUSTION AIR ........................................................................................................................................... 16
G R .............................................................................................................................................................. 16
ENERAL EQUIREMENTS
FUEL CONVERSION PROCEDURE ........................................................................................................................................ 17
MAINTENANCE INSTRUCTIONS .......................................................................................................................................... 18
CLEANING INSTRUCTIONS ................................................................................................................................................. 18
SERVICE INSTRUCTIONS .................................................................................................................................................... 18
MOTOR AND FAN ASSEMBLY ................................................................................................................................................... 19
AIR PROVING SWITCH .............................................................................................................................................................. 19
IGNITER & FLAME SENSOR ASSEMBLY ..................................................................................................................................... 20
HIGH LIMIT SWITCH ................................................................................................................................................................. 21
TROUBLESHOOTING GUIDE ............................................................................................................................................... 22
TEST EQUIPMENT REQUIRED ................................................................................................................................................... 22
INITIAL PREPARATION.............................................................................................................................................................. 22
OPERATION SEQUENCE ........................................................................................................................................................... 23
REPLACEMENT PARTS ....................................................................................................................................................... 25
WARRANTY ....................................................................................................................................................................... 26
Series AA250 Page 3 LT252 Oct 2019