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TROUBLESHOOTING
BURNERS WILL NOT LIGHT ON GAS OVEN
1. Check that door is shut.
2. Press the OFF button to turn the oven off and wait 5 minutes.
3. Make sure the gas shutoff valve is in the ON position.
4. Press the ON button to turn the oven back on.
If the above suggestions do not remedy the problem, contact a Hobart Bakery Systems service office.
OWNER PREVENTIVE MAINTENANCE PROCEDURE
INTRODUCTION
This customer preventive maintenance (PM) section includes procedures to inspect for proper
operation and cleaning of components. Owner Preventive Maintenance Procedures are written for
gas ovens. They can also be used for electric ovens by omitting the steps that refer to components
found only on gas ovens. Customer PMs should be conducted bi-monthly per OSHA Bakery Oven
Inspection Standard 29 CFR 1910.263(l)(9)(ii). A convenient PM Checklist is provided at the end of
this section.
NOTE: This PM procedure does not discuss repair or replacement of components. Upon completion
of the PM procedure you will need to contact a qualified service for any needed repairs.
Tools Used For Inspection Procedure
• Standard set of hand tools
• Vacuum cleaner - shop vac
PREVENTIVE MAINTENANCE PROCEDURE
WARNING: DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW
LOCKOUT / TAGOUT PROCEDURES.
WARNING: SHUT OFF THE GAS BEFORE SERVICING THE UNIT.
WARNING: CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR
MEASUREMENTS WHILE POWER IS APPLIED TO THE MACHINE. EXERCISE EXTREME
CAUTION AT ALL TIMES. IF TEST POINTS ARE NOT EASILY ACCESSIBLE, DISCONNECT
POWER AND FOLLOW LOCKOUT / TAGOUT PROCEDURES, ATTACH TEST EQUIPMENT
AND REAPPLY POWER TO TEST.
Inspect Oven Lamps
1. Lamps should be on when oven is powered.
2. If not, replace lamps (Fig. 1).
A. Remove lens cover by turning out of lamp
housing.
B. Remove oven lamp by turning lamp out of
lamp socket.
3. Reverse the procedure to install new lamps.
Fig. 1