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SP8016-1005

ACCU-STEAM  SERVICE MANUAL

PAGE 9

hI-LIMIT ASSEMBLy

Is a safety designed to turn off the griddle at a preset temperature to limit the pressure of the 

steam chamber so that it doesn’t set off the one time pressure relief valve which will render 

the griddle un-repairable

Unplug the unit.

1. 

Remove the Hi-Limit access cover located under the griddle. 

2. 

Verify the hi Limit rod has 

pulled and released the switch before proceeding.

Remove the switch bracket and assembly by first removing the two nuts. Be careful not to lose 

3. 

any of the parts located underneath.

Note: The entire assembly will want to drop down when removing the bracket.

Replace the rod, solder washer, flat washer and the spring. Put the two washers on the studs 

4. 

and reattach the switch bracket

Note: It is extremely important that the solder washer has good surface contact with the 

surface of the thermal-well. Make sure the solder washer is installed before the flat washer.

Reattach the spring and access cover. 

5. 

See the drawing on the following page.

TIME DELAy RELAy

The time delay relay is used to delay a signal to allow for the proper mixture of air and gas 

before igniting the main burners.

Unplug the unit 

1. 

Remove the three screws from the front door panel and drop the panel down.

2. 

Remove the mounting screw in the middle of the relay and the two wires.

3. 

Reinstall in reverse order.

4. 

Note: Make sure the adjustment pot is set for 20 seconds.

RELAy, TIME DELAy

AT2h-2500

TIME DELAy ADjUSTMENT

SET FOR 20 SECONDS

SOLDER WAShER 

AT2M-2860-1

WAShER 

AT2F-1367-1

ROD

AT2M-2861-1

MICROSWITCh 

COVER

AT2E-1759

COMPRESSION 

SPRING

AT2h-1365-1

EXTENSION 

SPRING

AT2h-1640-1

BRACKET, SWITCH

AT2M-1558

MICROSWITCh

AT2E-1639-1

REMOVAL AND INSTALLATION

Summary of Contents for 2611

Page 1: ...SP8016 1005 ACCU STEAM SERVICE MANUAL SERVICE MANUAL SERIAL NUMBERS 2611 AND UP NATURAL GAS AND PROPANE...

Page 2: ...SP8016 1005 ACCU STEAM SERVICE MANUAL Toll Free 800 480 0415 Office 260 469 3040 Fax 260 493 8914 email service accutemp net Web Site www accutemp net Technical Services...

Page 3: ...DELAY RELAY 9 REMOVAL AND INSTALLATION HI LIMIT ASSEMBLY 9 10 REMOVAL AND INSTALLATION STANDBY BURNER PILOT 11 REMOVAL AND INSTALLATION MAIN BURNERS 12 REMOVAL AND INSTALLATION IGNITION MODULE 12 REM...

Page 4: ...SP8016 1005 ACCU STEAM SERVICE MANUAL PAGE 2 Document history Current revision Date Prior revision Date Change 1005 5 14 10 N A N A Initial release of manual...

Page 5: ...rning food in place SEQUENCE OF OPERATION S N 2611 to 7183 120V power is supplied to the primary side of the transformer 24VAC comes off the secondary side of the transformer which provides power to t...

Page 6: ...should be set at 5 and the stand by burner should be set at 3 5 inches of water column for natural gas when the griddle is in operation For propane units the pilot should be set at 8 inches and the m...

Page 7: ...rature setting three reading across the back three across the middle and three across the front All readings should be within 3 degrees Check for hot spots or leaks Notify Accutemp Service with any fl...

Page 8: ...at0e 1800 1 ON OFF SWITCH AND CONTACTS This switch consists of 4 parts and each can be changed individually if any of the parts failed Unplug the unit 1 Remove the three screws from the front door pan...

Page 9: ...everse order 5 Note Units with serial numbers 2611 to 7550 have a type K thermostat and thermocouple red and yellow leads Serial numbers 7551 and above have a RTD thermostat and probe two red leads Wh...

Page 10: ...cord the value 6 Take a reading from the thermometer The value should be 400 F 1 F 4 F If not adjust 7 the offset potentiometer on the thermostat and allow the unit to stabilize Repeat step 7 as is ne...

Page 11: ...ch bracket Note It is extremely important that the solder washer has good surface contact with the surface of the thermal well Make sure the solder washer is installed before the flat washer Reattach...

Page 12: ...SP8016 1005 ACCU STEAM SERVICE MANUAL PAGE 10 REMOVAL AND INSTALLATION...

Page 13: ...studs that hold the ignitor sensor bracket 4 Remove the ignitor cable from the ignitor probe Inspect for damage 5 Pull the orifice adaptor out of the venturi and pull the pilot assembly down 6 Note Ch...

Page 14: ...bove will have an Interim Intermittent Ignition system in conjunction with the dual solenoid valve The main gas valve was removed MAIN BURNERS Main burners are a ceramic burner that supplies the requi...

Page 15: ...der 5 REMOVAL AND INSTALLATION OLD STYLE VALVE TRAIN S N 2661 TO 7894 NEW STYLE VALVE TRAIN S N 7895 UP Control Valve and Pilot Valve gas pressures must be adjusted after replacing to assure to assist...

Page 16: ...To check micro amps disconnect the orange wire from the flame rod connect the amp meter in series with the flame sensing rod terminal and the orange wire from the wiring harness b An Accutemp volt me...

Page 17: ...icroamps or a fluctuating reading that won t stabilize The possible causes for each type of reading are a 0 millivolts or micro amps Look for an open or grounded sensor wire or flame rod or a defectiv...

Page 18: ...thermostat setting to 300 F allow griddle to cycle through two heat cycles 5 Place weighted temperature probe and record temperatures according to the chart below 6 Temperatures shall be within 7 5 F...

Page 19: ...2 3 705 3 728 3 751 3 774 3 797 3 82 200 3 82 3 843 3 866 3 889 3 912 3 935 3 958 3 981 4 004 4 027 4 05 210 4 05 4 073 4 096 4 119 4 142 4 165 4 188 4 211 4 234 4 257 4 28 220 4 28 4 303 4 326 4 349...

Page 20: ...64 74 53 59 48 56 50 56 HEAT VALUE NATURAL GAS 1000 PROPANE GAS 2300 PILOT BURNER 24 GRIDDLE MAIN BURNER 36 GRIDDLE MAIN BURNER 48 GRIDDLE MAIN BURNER Altitude ft NG LP NG LP NG LP NG LP 3000 59 71 4...

Page 21: ...5 72 54 58 47 55 47 1 25MM 9000 65 72 54 59 48 1 25MM 48 3 64 10000 66 72 54 59 49 1 25MM 49 3 64 HEAT VALUE NATURAL GAS 1300 PROPANE GAS 2700 PILOT BURNER 24 GRIDDLE MAIN BURNER 36 GRIDDLE MAIN BURNE...

Page 22: ...RED RED BLU RED K TYPE YEL RED 1 2 3 4 5 6 7 PWR NA COM OUTPUT K TYPE CONTROLLER CAL OFFSET ADJ t o HEAT LT2 PWR LT1 WHT RED RED RED ORN ORN or YEL GRN GRN BURNER 1 2 3 4 5 6 24V SEC 120V PRI MAIN GA...

Page 23: ...RED 1 P1 2 1 J1 2 OFF ON RED RED BLU RED HEAT LT 2 PWR LT1 WHT YEL YEL ORN ORN or YEL GRN GRN BURNER 1 2 3 4 5 6 24V SEC 120V PRI MAIN GAS CONTROL VALVE MAIN BURNER VALVE SPARK MODULE HV IGNITOR SENSO...

Page 24: ...2 1 J1 2 OFF ON RED BLU RED RED RED 1 3 5 6 8 9 L1 L2 OUTPUT PRTD PRTD TYPE CONTROLLER CAL OFFSET ADJ t o HEAT LT 2 PWR LT 1 WHT RED ORN YEL 24V SEC 120V PRI MAIN GAS CONTROL VALVE MAIN BURNER VALVE Y...

Page 25: ...SP8016 1005 ACCU STEAM SERVICE MANUAL...

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