GRIEVE OVER/UNDER FURNACE MODEL BF-122412-HT w/TEMPERING FURNACE MODEL BT-122012
S/N's: Upper 710036, Lower 710037
Job #'s: Upper 029011, Lower 0290102
460V 3 Phase 26 Amps 20 KW 26 Amps
-maximum operating temperatures: upper - 2200°F; lower - 1250°F
-workspace dimensions: upper - 12" wide x 24" deep x 12" high; lower - 12" wide x 20" deep x 12" high
-40 KW installed in nickel chrome wire coils supported by ceramic plates; 20 KW upper, 20 KW lower
-heat resistant alloy recirculating blower powered by a 1 /2 -HP motor providing horizontal front to rear airflow
-6" thick insulated walls comprised of 2" of 2300°F ceramic fiber and 4" block insulation
-Honeywell digital programming temperature controllers
https://www.grievecorp.com/wp-content/uploads/2019/12/Furnace-General-Instructions-Rev-A.pdf
