MONTAGUE Legend 12 Instruction Manual Download Page 1

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NOTICE

This manual is prepared for the use of Service Technicians

and should not be used by those not properly qualified.

This manual is not intended to be all encompassing. You
should read, in its entirety, the repair procedure you wish

to perform to determine if you have the necessary tools,

Instruments and skills

required

required to perform the procedure.

RETAIN THIS MANUAL FOR FUTURE REFERENCE.

The MONTAGUE Company

1830 Stearman Ave. • P.O.Box 4954 • Hayward, CA 94540-4954
Tel: 510/785-8822
Fax: 510/786-9931
1-888-875-2722
WWW.MONTAGUECOMPANY.COM

Summary of Contents for Legend 12

Page 1: ...g You should read in its entirety the repair procedure you wish to perform to determine if you have the necessary tools Instruments and skills required required to perform the procedure RETAIN THIS MA...

Page 2: ...G IN THE EVENT A GAS ODOR IS DETECTED SHUT DOWN UNITS AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABL...

Page 3: ...express receipt and signed by person making delivery 2 FILE CLAIM FOR DAMAGES IMMEDIATELY Regardless of the extent of damage 3 CONCEALED LOSS OR DAMAGE If damage is unnoticed until merchandise is unp...

Page 4: ...allation is essential for safe efficient trouble free operation MANIFOLD PRESSURE Natural Gas 6 W C Propane Gas 10 W C PILOT ORIFICES Natural Gas 021 Propane Gas 011 ORIFICES Fixed for specified Gas t...

Page 5: ...ce Qualified installation personnel must be experienced in such work be familiar with all precautions required and have complied with all requirements of state or local authorities having jurisdiction...

Page 6: ...of Equipment for the Removal of Smoke and Grease Laden Vapors from Commercial Cooking Equipment NFPA No 96 1987 latest addenda available from the National Fire Protection Association Batterymarch Par...

Page 7: ...cessary to loosen manifold bolts and adjust 6 Continue leveling and connecting gas supply manifolds together until all appliances in battery are connected 7 Tighten front manifold pipe union gas tight...

Page 8: ...for propane gas Mount the gas pressure regulator as near to the range as possible but located outside the heat zone to prevent damaging it Mount horizontally with the arrows pointing toward the manif...

Page 9: ...e 1 1 4 Male Union 1 1 4 Female Union Figure 5 Gas Supply Connections Install the gas pressure regulator with gas flowing as indicated by the arrow on the regulator The arrow must be pointing toward t...

Page 10: ...ELECTRICAL GROUNDING INSTRUCTIONS THIS APPLIANCE IS EQUIPPED WITH A THREE PRONG GROUNDING PLUG FOR YOUR PROTECTION AGAINST SHOCK HAZARD AND SHOULD BE PLUGGED DIRECTLY INTO A PROPERLY GROUNDED THREE PR...

Page 11: ...this balance is disturbed poor operating characteristics occur The air supply is controlled by an air shutter on the front of the burner The air shutter opening should be increased until the flame on...

Page 12: ...TOP MANUAL FRY TOP 1 Check that pilots are lit 2 Rotate valve handles counter clockwise to full ON position and burner will ignite automatically 3 Adjust flame height as desired 4 To shut down rotate...

Page 13: ...Remove burner compartment cover and open pilot access door 2 Locate Piezo Igniter in front of the pilot access door 3 Press and hold red button in Pilot Safety Valve and repeatedly depress the button...

Page 14: ...s should be 25 75F degrees lower in a convection oven NOTE For convection oven cooking reduce temperature 25 75F degrees from those given in standard conventional oven recipes WARNING THE OVEN AND ITS...

Page 15: ...rol to OFF position c Turn electrical service off or disconnect electrical supply cord from wall outlet Relighting 1 Turn gas burner valve to Off position 2 Wait five 5 minutes then follow LIGHTING in...

Page 16: ...poil the appearance of the finish NEVER USE A WIRE BRUSH STEEL SCOURING PADS EXCEPT STAINLESS SCRAPER FILE OR OTHER STEEL TOOLS Surfaces which are marred collect dirt more rapidly and become more diff...

Page 17: ...le plate NOTE To oil the griddle use a hydrogenated shortening Never use salad oils margarine or butter as these shortenings cannot withstand temperatures exceeding 300 degrees F ELECTRIC MOTOR The el...

Page 18: ...1 5 1 5 DOOR SWITCHS 1 3 1 3 1 3 1 3 MOTOR 1 2 1 2 1 2 1 2 TOP BURNER PILOTS 1 2 1 2 1 2 1 2 OVEN PILOT 1 2 1 2 1 2 1 2 ROCKER SWITCHES 1 1 1 1 SAFETY VALVE 1 2 1 2 THERMOCOUPLE 1 2 1 2 1 2 1 2 THERM...

Page 19: ...n burner NOTE When replacing thermocouple make sure that valve is clear of debris to allow for clean connection NOTE When servicing a unit with a defective pilot safety valve the whole valve should be...

Page 20: ...ice Correct gas pressure is important to maintain proper size pilot flame When accessing pilot through oven bottom liner on a V series oven reseal bottom liner with furnace cement to prevent pilot out...

Page 21: ...lot assembly out of burner compartment To reassemble reverse above procedure NOTE Periodically check the condition of the stainless steel flame baffle P N 06139 5 If baffle has deteriorated or is seve...

Page 22: ...ASS MINIMUM BURNER FLAME HAS BEEN PROPERLY ADJUSTED Figure 11 Fry Top Thermostat THERMOSTAT INSTALLATION With front of the griddle raised slide the thermostat bulb assembly into the support brackets a...

Page 23: ...LIBRATION CHECK NOTE The fry top temperature should be checked or recalibrated with fry top hot NOTE See Adjustment Of Bypass Minimum Burner Flame before recalibrating this thermostat HOT CHECK METHOD...

Page 24: ...with the indicator mark on dial stop 4 Allow the oven to heat until flame cuts down to bypass After sufficient time check temperature If the temperature does not read within 15 degrees of the dial se...

Page 25: ...he burner when the oven has come up to the temperature set on the dial Enough gas must be bypassed by the control to keep the entire burner lit The thermostat regulates the flame from high to low in a...

Page 26: ...en temperature as shown by your test instrument or thermometer Release pressure on calibration stem Replace dial insert OPERATIONAL DIFFICULTIES PROBABLE CAUSES OVEN PILOT BURNER GOES OUT 1 Gas shut o...

Page 27: ...ck panel The first time motor is removed the 1 8 thick rectangular insulation pad between motor and oven back panel will have to be forced through 10 diameter hole Pull mo tor back completely through...

Page 28: ...nd the burner access panel on the right side next to the door post ADJUSTMENT 1 Loosen the two nuts on front of door switch bracket 2 Turn back up nuts inward to increase opening to 1 1 4 or turn back...

Page 29: ...lot orifice fitting 10 Restricted or plugged vent on gas pressure regulator 11 Incorrect gas pressure setting on pressure regulator 12 Make up air in kitchen blowing at flue outlet OVEN BURNER FAILS T...

Page 30: ...pport Burner 12 8 01022 7 Dial Thermostat 20 03560 2 Baffle Heat Assy 9 07125 0 Insulation Sleeve for Capillary 21 03533 5 Baffle Air Assy 3 1 8 Small 10 01271 8 Fitting 1 4 NPT x 7 16 21 03540 8 Baff...

Page 31: ...3361 8 Burner Complete 7 02038 9 Air Mixer 8 03559 9 Support Burner 36 Unit 8 03541 6 Support Burner 24 Unit 8 01726 9 Support Burner 18 Unit 8 03096 1 Support Burner 12 Unit 9 03533 5 Baffle Air Assy...

Page 32: ...xer 9 01055 3 Pilot Valve 10 03583 1 Lighter Pilot 10 11 20 03431 2 Pilot Kit 12 Section less valve 10 12 20 03430 4 Pilot Kit 18 Section less valve 20 21 22 07142 0 Pilot Kit 12 59 Section less value...

Page 33: ...33...

Page 34: ...34...

Page 35: ...35 124 136XLB EXPLODED VIEW...

Page 36: ...B 1 31679 2 Door Panel Ext S S 124 Series w o Logo 2 32536 8 Door Panel Int Porcelain 124 Series 2 31680 6 Door Panel Int Opt S S 124 Series 2 32611 9 Door Panel Int Porcelain 136XLB 2 31067 0 Door Pa...

Page 37: ...7 8 9 10 11 12 13 14 15 16 17 18 19 19 20 21 22 23 24 25 26 27 28 29 30L 30R 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71...

Page 38: ...050 6 Orifice Elbow Assembly Natural 4 0 W C 06153 0 Orifice Elbow Assembly L P 10 0 W C 39 3602 1 Tubing Alum w Sleeve 7 16 OD x 42 Heavy Duty 136 Series Parts List Heavy Duty 136 Series Parts List I...

Page 39: ...39...

Page 40: ...Orifice Size Chart Drill Size Type of Burner A B C D Open Top Front Rear F Natural Gas 4 0 WC 50 46 35 45 45 50 32 31 45 Propane Gas 10 0 WC 56 55 50 55 55 56 49 47 55 D 1 2 Hot Top Front Rear E 136 V...

Page 41: ...adjusted for the manifold pressure marked on the rating plate 5 Adequate air supply to the unit 6 The equipment is operated in the manner intended using the proper utensil for that type of appliance 7...

Page 42: ...ormation Serial No _____________________________________________ Model No _____________________________________________ Change No ____________________________________________ Name No of Part Model No...

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MONTAGUE Legend 12, Instruction Manual

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