Belshaw Brothers and 734CG, 724CG, 718LCG manual Figure A-1. Normal Operating Sequence

Page 27

START

TRIAL FOR IGNITION

MAIN BURNER OPERATION

 

 

 

Thermostat calls for heat.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

First main valve opens.

 

 

 

 

 

 

 

 

 

Gas flows to pilot burner.

 

 

 

 

 

 

 

 

 

Igniter-sensor sparks.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pilot burner

 

lights.

 

 

Pilot burner does

 

 

 

 

 

 

 

not light, or

 

Module senses flame current.

 

 

module does not sense flame current.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Module

 

S8600H

 

 

Module

 

S8600F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

System locks out.

 

 

Ignition spark continues.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operator turns thermostat

 

 

After no more than 5 minutes,

 

 

 

 

below 200°F/93°C, moves

 

 

operator turns thermostat

 

 

 

 

on/off switch to OFF, and

 

 

below 200°F/93°C, moves

 

 

 

 

 

 

 

 

 

 

waits at least one minute .

 

 

on/off switch to OFF, and

 

 

 

 

 

 

 

 

 

waits at least one minute.

 

 

 

 

 

 

 

 

 

 

 

 

 

Sparking stops.

Second main valve opens.

Module monitors pilot flame current.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pilot flame fails.

Power is interrupt ed.

Thermostat stops

 

 

 

 

 

 

calling for heat .

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Main valve closes.

 

System shuts off. (Restarts

 

Valves close.

 

 

 

when power is restored.)

 

Burners shut off.

 

 

 

 

 

 

 

 

Figure A-1. Normal Operating Sequence.

Belshaw Bros., Inc. 1750 22nd Ave. S. Seattle, WA 98144 Phone 206-322-5474 Fax 206-322-5425

718LCG, 724CG, and 734CG Gas Fryers

MN-1141EN

A-3

Image 27
Contents Operator’s Manual Gas FryerEquipment Record Contents Donut-Making Helps Parts Lists Limited Warranty InsertPreface Page 1Installation Conforming to CodesSelecting a Workstation Initial Cleaning Unpacking the FryerAssembling the Fryer Installing the Heat Shield Splash Shield Installing the FryerMoving the Fryer Taking Safety Precautions Operation2Frying Donuts MN-1141EN 718LCG, 724CG, and 734CG Gas Fryers 718LCG, 724CG, and 734CG Gas Fryers MN-1141EN Removing the Shortening 3CleaningWashing Rinsing SP1L set to 0 & PB set to Operator Interface Maintenance4Use Rev to correct existing open Kettle Fryer settings SB-0308 revMenu Overview Menu Flow ChartDefault Settings Open Kettle Fryer Parameter SettingsMN-1141EN 718LCG, 724CG, and 734CG Gas Fryers Parameter Descriptions Set to NonE Parameter Descriptions Set to 5Troubleshooting Page Review the Normal Operating Sequence Pilot ModuleCheckout Perform Visual InspectionCheck Safety Shutoff Operation Reset the ModuleFigure A-1. Normal Operating Sequence Check Ignition Cable Troubleshooting Ignition SystemTroubleshooting-General Check Normal OperationWhat To Do Check Spark Ignition CircuitCheck Pilot and Main Burner Lightoff Arc LengthAppearance Cause Tips on Making Quality Cake Donuts Donut-Making HelpsPlunger Size Donut Weight per Dozen Calculating Correct Water TemperatureRatios of Plunger Sizes to Donut Weights Temperature ConversionParts Lists 718LCG Parts List 718LCG Parts List CONT’D 724CG Parts List 734CG Parts List 0080A5 734FG Parts List Page US/Canada/Mexico Limited Warranty and Return Policy Exclusions