United States Stove Company Hot Blast HB1520 Owner’s Instruction And Operation Manual page 6

Use three (3) 1/4-20 x 3/4 bolts, three (3) washers, and
three (3) 1/4-20 kep nuts to secure the latch top to the
latch bottom.
FRONT COVER/HOOD
Use the four (4) provided #10A x 1/2 screws to secure
the front cover hood to the unit as shown.
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ASSEMBLY INSTRUCTIONS
DISTRIBUTION BLOWERS WITH GASKETS
Secure the two blowers and gaskets to the unit using the
eight (8) provided 1/4-20 x 3/4 bolts.
JUNCTION BOX BRACKET
Secure the junction box bracket to the unit using the four
(4) provided #10A x 1/2 screws.
JUNCTION BOX & FAN CENTER
Secure the junction box to the junction box bracket using
the two (2) provided #10A x 1/2 screws as shown.
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