Section III. TROUBLESHOOTING

TM 10-7310-239-13

Table 3-1. Operator/Crew Preventive Maintenance Checks and Services-

Continued

Interval

Item to be Inspected

Work Time

and

Sequence

Procedure

(man-hour)

Accessories

Be sure accessories and publications issued with the oven are in

0.1

serviceable condition, are clean, and are placed conveniently for

use.

Downdraft diverter

Always use downdraft diverter on top of oven

0.1

Thermometer

Check thermometer frequently to be sure proper temperature is

0.1

retained during baking period.

Doors

Close and latch all doors securely.

0.1

Section III. TROUBLESHOOTING

3-4. General

Table 3-2. Troubleshooting

a. This

MALFUNCTION

section

contains

troubleshooting

TEST OR INSPECTION

information for locating and correcting most of the

CORRECTIVE ACTION

operating troubles which may develop in the oven. Each

malfunction for an individual component, unit or system

OVEN DOES NOT HEAT PROPERLY

is followed by a list of tests or inspections which will help

you to determine probable causes and corrective actions

Step 1.

Check to see that doors are latched

to talk You should perform the tests/inspections al

securely. Close and latch doors

corrective actions in the order listed.

tightly (para 3-7).

This manual cannot list all malfunction

Step 2.

Check position of air shutters.

that may occur, not all tests or inspections and

Close air shutters, if necessary.

corrective actions. If a malfunction is not listed or is not

Step 3.

Check for proper operation of

burner unit. Refer to TM 10-7360-

corrected by listed corrective action notify your

204-12 for operator maintenance of

supervisor.

the burner unit.

3-5. Operator/Crew Troubleshooting

EXCESSIVE ODOR FROM OVEN

Refer to table 3-2 for troubleshooting information

Check downdraft diverter for blocked passages.

NOTE

Clear blocked passages (para 3-8).

Before you use this table, be sure you have

performed all applicable operating checks.

Section IV. MAINTENANCE PROCEDURES

3-6. General

b. Check door hinge rod for bends and corrosion.

Be sure the rod will turn easily in the hinge brackets.

Those maintenance functions which the operator/crew

can perform are limited to the inspection of oven

3-8. Downdraft Diverter Assembly

components and overall cleaning of the unit.

a Remove downdraft diverter (fig. 2-1) by slightly

3-7. Oven door assembly

turning while lifting up and out.

b. Inspect for dents, holes, corrosion, and blockage

a. Inspect oven door assembly (fig. 3-1) for heat

of passage.

c. Replace downdraft diverter by reversing

leaks, dents, and corrosion. Check the door for airtight

procedure in a above.

closure and be sure the rod supports are not bent.

3-2