No. 903 is a Modified Model HY-650 cabinet oven from Grieve, currently used for heating large parts on rollout shelves. Maximum operating temperature is 650°F (343°C). Workspace dimensions are 38” wide x 38” deep x 38” high. 40 KW are installed in Incoloy sheathed tubular heating elements, while a 1000 CFM, 1-HP recirculating blower provides horizontal airflow to the workload.
This Grieve cabinet oven has 6” insulated walls, aluminized steel exterior, and Type 430 stainless steel interior. Special features include two (2) rollout shelves, each 28” wide x 37” long and rated for 150 lbs. loading. Additional features include safety equipment for handling flammable solvents.
Controls on No. 903 include a digital indicating temperature controller, manual reset excess temperature controller with separate contactors, recirculating blower airflow safety switch, 10” diameter circular chart recorder, and fused disconnect switch.