Fuel Lifter Pump Model OPT-91UL
PART #20477500
PART #20479872
PART #20474951
PART #20474950
PART #20479861
PART #20474955
PART
#20474954
Exhaust Extension Pipe
PART #20479887
3
/
8
1-
3
/
8
Intake Pipe
Joint
Insulating cloth cover
Pipe Support
Hardware
L-Shaped exhaust joint
Intake Pipe
FUEL
LIFTER PUMP
LOCATION
EXAMPLE
FUEL
TANK
FUEL
TANK
FUEL
LIFTER PUMP
LOCATION
EXAMPLE
PART #20479853
Adjustable Exhaust Pipe
Max. 39-
3
/
8
~ Min. 22-
7
/
16
3
/
8
3
/
8
1-
3
/
8
PART #20479887 Flue pipe ext. (for wall up to "9~13")
PART #20479873 Flue pipe ext. (for wall up to "13~16")
PART #20479874 Flue pipe ext. (for wall up to "16~20")
PART #20479875 Flue pipe ext. (for wall up to "20~24")
Flue pipe extension
External Fuel Supply
Installation Kit
PART# 10005098
40 inch
3-
1
/
2
6-1/2 ft.
39-
3
/
8
3-
1
/
2
3-
3
/
8
ACCESSORY PARTS
The following accessory parts are available for use in non-standard installation of the Laser 60AT. After
giving careful consideration to your desired heater and flue pipe locations and fueling system, consult
your TOYOSTOVE dealer to purchase the necessary accessory parts.
Important: Use only genuine TOYOSTOVE parts for your heater. Use of unauthorized generic or other
brand parts can severely reduce performance and safety, and will invalidate factory warranty.
Accessory
Extension pipe kit (L)*
Extension pipe kit (M)*
Extension pipe kit (S)*
L-Shaped exhaust joint*
Fuel lifter pump
Model OPT-91UL
External Fuel Supply
Installation Kit
Pressure reducing valve
Part No.
20479898
20479897
20479896
20479861
20477500
10005098
10005099
Application
Extends pipe system by 61-3/4 to 78-3/4”
Extends pipe system by 22-1/2 to 39-3/8”
Extends pipe system by 12-5/8 to 19-5/8”
For 90 degree bend in exhaust pipe
Used to lift fuel to heater when fuel tank is located underground
or outdoors in a position lower than the heater.
With automatic recovery.
For installation of external tank system
See Note on page 30.
*
Total length of extension pipe between heater and flue pipe must be no greater than 10 ft. No more than
three bends may be used in extension pipe.
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Laser 60AT (E) 11.3.3 0:59 PM Page 19