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IO-242C 05/05
Table of Contents
XII. Start-up Procedure and Adjustment......................................................................................................................... 21
FURNACE OPERATION ........................................................................................................................................ 21
F
URNACE START-UP .......................................................................................................................................... 21
F
URNACE SHUTDOWN ........................................................................................................................................ 21
G
AS SUPPLY PRESSURE MEASUREMENT .............................................................................................................. 22
W
HITE RODGERS 36G22 GAS VALVE................................................................................................................. 22
G
AS MANIFOLD PRESSURE MEASUREMENT AND ADJUSTMENT .................................................................................. 23
W
HITE RODGERS 36G22 GAS VALVE................................................................................................................. 23
G
AS INPUT RATE MEASUREMENT (NATURAL GAS ONLY) ......................................................................................... 23
T
EMPERTURE RISE ........................................................................................................................................... 24
C
IRCULATOR BLOWER SPEED ADJUSTMENT ........................................................................................................... 24
C
IRCULATOR BLOWER FAN TIMING ADJUSTMENT .................................................................................................... 24
XIII. Operational Checks .................................................................................................................................................. 25
BURNER FLAME ................................................................................................................................................25
AUXILIARY LIMIT CONTROL .................................................................................................................................. 25
PRIMARY LIMIT ................................................................................................................................................. 25
XIV. Safety Circuit Description......................................................................................................................................... 25
GENERAL ....................................................................................................................................................... 25
I
NTEGRATED CONTROL MODULE .......................................................................................................................... 25
P
RIMARY LIMIT ................................................................................................................................................ 25
A
UXILIARY LIMIT ............................................................................................................................................... 25
R
OLLOUT LIMITS .............................................................................................................................................. 25
P
RESSURE SWITCHES........................................................................................................................................ 25
F
LAME SENSOR ............................................................................................................................................... 26
XV. Troubleshooting ......................................................................................................................................................... 26
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS ................................................................................................. 26
D
IAGNOSTIC CHART .......................................................................................................................................... 26
R
ESETTING FROM LOCKOUT ............................................................................................................................... 26
XVI. Maintenance ............................................................................................................................................................. 26
ANNUAL INSPECTION .......................................................................................................................................... 26
F
ILTERS .......................................................................................................................................................... 26
F
ILTER MAINTENANCE ........................................................................................................................................ 26
F
ILTER REMOVAL ............................................................................................................................................. 27
U
PRIGHT FILTER REMOVAL ................................................................................................................................. 27
I
NDUCED DRAFT AND CIRCULATOR BLOWER MOTORS .............................................................................................. 27
F
LAME SENSOR (QUALIFIED SERVICER ONLY) ...................................................................................................... 27
I
GNITER (QUALIFIED SERVICER ONLY).................................................................................................................. 27
B
URNERS ....................................................................................................................................................... 27
XVII. Before Leaving an Installation ............................................................................................................................... 27
XVIII. Repair and Replacement Parts ............................................................................................................................. 27
Troubleshooting Charts .................................................................................................................................................... 28
Wiring Diagram ................................................................................................................................................................ 30
WARNING
I
F THE INFORMATION IN THESE INSTRUCTIONS IS NOT FOLLOWED EXACTLY, A
FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL
INJURY OR LOSS OF LIFE.
–
D
O NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND
LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE.
–
WHAT
TO
DO
IF
YOU
SMELL
GAS
:
•
DO NOT TRY TO LIGHT ANY APPLIANCE.
•
DO NOT TOUCH ANY ELECTRICAL SWITCH; DO NOT USE ANY
PHONE IN YOUR BUILDING.
•
IMMEDIATELY CALL YOUR GAS SUPPLIER FROM A NEIGHBOR’S
PHONE.
FOLLOW THE GAS SUPPLIER’S INSTRUCTIONS.
•
IF YOU CANNOT REACH YOUR GAS SUPPLIER, CALL THE FIRE
DEPARTMENT.
–
INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER,
SERVICE AGENCY OR THE GAS SUPPLIER.