Garland MASTER SERIES HEAVY DUTY RANGES, FRYERS & BROILERS - Manual (Page 28)

Part # 4519069 Rev 01(7 Feb 14) Page 28
REPLACEMENT OF PARTS
For replacement parts, users and service personnel are
referred to Garland’s Master Series Heavy-duty Ranges and
Attachments parts list. This section of the service manual
deals only with the replacement of parts on heavy duty
cooking equipment.
WARNING: Before servicing any cooking appliance be
certain to SHUT OFF the gas supply at the shut-off valve and
the electrical supply at the main disconnect. On completion
of any servicing work, test for gas leaks before returning the
equipment into service. Regarding electrical work, always
shut off the electrical supply at the mains and secure the
breaker of panel with a lock before doing electrical work. Do
not service electrical equipment until the power is securely
locked off .
Gas Taps
1. Remove the knob of each gas valve and thermostat on
the unit.
2. Remove the two securing screws on the valve panel and
remove it.
3. Disconnect the thermocouple connection at the gas
valve (MST units only).
4. Disconnect the pressure fi tting at the main manifold to
the inlet of the gas valve and remove it.
5. Fit a replacement gas valve.
6. Reassemble the unit in reverse order.
Oven Thermostat
1. Remove the knob of each gas valve and thermostat on
the range.
2. Removed the two securing screws on the valve panel and
remove it.
3 Disconnect the thermocouple connection at the oven gas
valve outlet.
4. Open the lower front panel and remove the right hand
corner column from the range.
5. Remove the two thermostat mounting screws and pull
the thermostat and tubing forward to gain access to
the rear of the thermostat where the inlet and outlet
connections are to be found.
6. Disconnect the pipe work between the oven gas valve
and the thermostat.
7. Disconnect the oven gas supply pipe from the outlet of
the thermostat.
8. Release the thermostat sensor retraining clips from the
oven lining and the sensor from the clips.
9. Withdraw the thermostat sensor from the oven
compartment.
10. Fit the replacement thermostat and reassemble the unit
in reverse order.
Pilot/Thermocouple/
Spark Electrode
Hot Plate (MST Only)
1. Remove the burners using the procedure given in the
previous section on burner cleaning.
2. Remove the screws securing the valve panel and remove
the panel.
3. Disconnect the thermocouple connection at the gas
valve.
4. Disconnect the pilot tube connection at the gas valve.
5. Remove the screws that secure the pilot burner mounting
bracket and remove the pilot burner, thermocouple or
spark electrode as the case may be.
6. Replace the faulty component and reassemble in reverse
order.
Griddle/Solid Top/Front-Fired Hot Top/Broiler
1. Remove the burners using the procedure given in the
previous section on burner cleaning.
2. Remove the screws securing the fascia panel and remove
the panel.
3. Disconnect the thermocouple connection at the gas
valve.
4 Disconnect the pilot tube connection at the gas valve or
thermostat (MST only).
5. Remove the screws that secure the pilot mounting
bracket to the insert box and remove the pilot.
6. Replace the faulty component and reassemble the unit in
reverse order.