Read all instructions carefullybefore starting the installation
Installation Operation Repair Parts
Gas- Fired Cast Iron HOT WATER BOILER
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A
FULL ONE YEAR WARRANTY ON HOT WATER AND GAS STEAM CAST IRON BOILERS
KENNMORE CAST IRON BOILERS
LIMITED 12 YEAR WARRANTY ON STEAM CAST IRON BOILERS
LIMITED 20 YEAR WARRANTY ON HOT WATER CAST IRON BOILERS
BOILERS FOR USE AT HIGH ALTITUDE
31 ?
r ErPPLE
Cu.Ft
VOLUME
6-9SECT
FIG, 2 - MINIMUM CLEARANCE DTMENSIONS
EXAMPLE1 Boiler Locatedin UnconfinedSpace
V,¢ Wire
EXAMPLE2 Boiler Locatedin ConfinedSpace
L All Air from Inside the BuildingTheconfinedspaceshall bepro
SEATS AND SEALS. OVERHEATING THIS VALVE
LOW DESIGN WATER TEMPERATURE SYSTEMS
MAY CAUSE PREMATURE FAILURE
FOR USE WITH COOUNG UNITS
As An Option
CONNECTING THE VENT DAMPER AND VENT CONNECTOR
MINIMUM VENT PIPE CLEARANCE
REMOVING EXISTING BOILER FROM COMMON VENTING SYSTEM
HORIZONTAL INSTALLATION
MANUAL OPERATION OF THE VENT DAMPER
Forsafe,efficientoperation,the vent damper and all flue
iIi6010
CHECKING THE GAS PIPING
CONNECTING THE GAS PIPING
CHECK GASSUPP
FOLLOW LOCAL ELECTRICAL CODES
INSTALL YOUR THERMOSTAT
ELECTRIC POWER SUPPLY
Connect Circulator Pump Wiring
THIS PAGE INTENTIONALLY LEFT BLANK
THIS PAGE INTENTIONALLY LEFT BLANK
T w
BE REPLACE WITH TYPE 105 C THERMOPLASTIC WIRE OR ITS EQUIVALENT
L BK
SHUT OR=
m-o4
D-L--I
BE REPLACE WITH TYPE 105 C THERMOPLASTIC W.TREOR ITS EQUIVALENT
PROTECTED
EXPANSION TANK
RELIEF VALVE
DIAPHRAGM TYPE EXPANSION TANK
AIR ELIMINATING FITTING AIR PURGER
SPILL SWITCH BLOCKED VENT SAFETY SHUTOFF
ROLLOUT SWITCH FLAME ROLLOUT SAFETY SHUTOFF
VENT DAMPER
L7148F ELECTRONIC AQUASTAT CONTROL
WARNING - Never run water into a hot empty boiler
HOW A HOT-WATER SYSTEM OPERATES
FILLING SYSTEM WITH WATER
If you do
causing
not follow these
instructions
TO TURN OFF GAS TO APPLIANCE t. Set the thermostat to lowest setting
SAFETY PILOT
AUTOMATIC GAS VALVE
RELIGHT
1. Remove screw cover over pilot adjusting screw
ADJUST PILOT BURNER
ADJUST LIMIT CONTROLS
Setting
BURNERS
CLEANING YOUR BOILER AND BURNERS
RELIEF VALVE
EXPANSION TANK
PWX WITH STANDING PILOT
INITIAL SERVICE CHECKS
BURNER
FIG.19
STATUS LIGHTS
ACTION
SYMPTOM
POSSIBLE CAUSE
FOR YOUR SAFETY
GAS-FIRED HOT WATER BOILERS
THIS IS A REPAIR PARTS LIST - NOT A PACKING LIST
READ THESE INSTRUCTIONS BEFORE ORDERING
JACKET- SECTION AND BASE PARTS
3ACKET - SECTION AND BASE PARTS
JACKET PARTS
LED & COVER PANEL ASSEMBLY
WIRING MARNSS
COVER PANEL / CONTROL BOX ASSEMBLY
CONTROL BOX ASSEMBL Y
RO£S
GAS TRAIN - NATURAL
NATURAL GAS BURNER AND MANIFOLD ASSEMBLY
DESCRIPTION
BOILER CONTROLS AND PIPING
Part Number
7 1/2 Nipple
HONEYWELL L7148F TROUBLE SHOOTING GUIDE
Page
Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A
Gas - Fired Cast Iron HOT WATER BOILER