Middleby Marshall PS724E I. Maintenance - Daily, Section Maintenance, 1. Oven Cooling Fans

SECTION 4

MAINTENANCE

I. MAINTENANCE - DAILY

A. Exterior

Everyday you should clean the outside of the oven with a soft cloth and mild detergent.

WARNING

Never use a water hose or pressurized steam cleaning equipment when cleaning the oven.

B. Cooling Fan

1.TWO COOLING FAN GRILLES AT THE REAR OF THE OVEN MUST BE CLEANED DAILY - Clean grilles with a stiff nylon type brush.

2.Check the air intakes of the cooling fans daily. The best time to check is right after starting the oven.

IMPORTANT NOTE

The cooling fans operate when the blower switch is turned to “ON” (“I”). It must operate to keep the electrical control cabinet below 140°F (60°C).

D. Crumb Pans (Figure 4-2)

WARNING

Crumb pan is extremely hot while oven is operating. Allow oven to cool before removing crumb pan.

When the oven is cool remove and clean the crumb pan at each end of the oven. Each crumb pan can be removed by sliding it out, as shown in Figure 4-2. Reinstall the crumb pans after cleaning.

Cooling Fans

WARNING

IF THE FAN BLADES ARE NOT ROTATING, BROKEN,ORTHEFANASSEMBLYISMISSING FROM THEMAIN BLOWER MOTOR SHAFT, DO NOT OPERATE THE OVEN. REPLACE THE COOLING FAN BLADE BEFORE OPERATING OVEN. Serious damage could be done to the burner blower motor and/or solid-state electrical components if the oven is operated while the cooling fans are not running or if the vent grilles are plugged.

3.Using a stiff nylon brush clean the control compartment vent grilles.

C. Conveyor Belt (Figure 4-2)

Everyday, just after starting the oven, stand at the unloading end of the conveyor, and with a brush, remove food particles (crumbs, etc.) clinging to the conveyor belt, brushing them into the crumb pan.

Figure 4-1. Oven Cooling Fans

Figure 4-2. Conveyor Belt and

Crumb Pan Cleaning

24