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Webasto Scholastic Series, Руководство по эксплуатации

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The Scholastic Series
School Bus Heater

Operating Instructions

 

Installation Instructions 

For:

Conventional Model
Transit Model (Engine Front)
Transit Model (Engine Rear)

Содержание Scholastic Series

Страница 1: ...The Scholastic Series School Bus Heater Operating Instructions Installation Instructions For Conventional Model Transit Model Engine Front Transit Model Engine Rear...

Страница 2: ......

Страница 3: ...2 3 6 Operation with 7 Day Digital Timer Model 1531 3 2 3 7 7 Day Digital Timer Programming and Operating Instructions 3 4 4 Technical Data 4 1 Scholastic Series Heater Data 4 1 4 1 1 Scholastic Serie...

Страница 4: ...iring Diagram Chassis Power Harness with Switch 5 13 5 8 7 Wiring Diagram Chassis Power Harness with Switch 5 14 5 8 8 Wiring Diagram Chassis Power Harness with Digital Timer Model 1531 5 15 5 8 9 Wir...

Страница 5: ...it Transit Model Engine Front 5 4 5 6 Series Plumbing Circuit Transit Model Engine Rear 5 5 5 7 Fuel Standpipe Installation 5 7 5 8 Fuel Line Parameters 5 8 5 9 Harness Connection Points 5 10 5 10 On...

Страница 6: ...y Vehicle specific installation guides when available may be used as complementary information if necessary 1 4 General Safety Regulations and Information The general safety regulations for the preven...

Страница 7: ...their proper function cannot be impaired under normal operating conditions The coolant heater may only be operated within the specified operating voltage range designated by type The coolant heater ma...

Страница 8: ...heating levels with the engine running The heater will boost the heating system in cold weather when an engine is running at light loads even at high speeds or idling The heat rejection of modern die...

Страница 9: ...ter Start up Sequence The heater motor and coolant circulating pump begin operation After approximately 10 to 25 seconds the fuel solenoid valve opens and fuel is sprayed into the combustion chamber A...

Страница 10: ...igital timer with 3 time settings permits the Webasto heater to be switched on and off instantly or automatically at 3 programmable starting times The operating time of the heater can be pre selected...

Страница 11: ...ll flashing displays and symbols of the timer can be set by means of the and buttons If the and buttons are not pressed within 5 seconds the currently displayed time or function will be stored When th...

Страница 12: ...off With ignition OFF Press button Heater is switched on for the preset operating time the factory set heater operating duration is 60 minutes Press button Heater begins cool down after run cycle and...

Страница 13: ...Power Consumption w o Water pump W 60 Permissible Ambient Temperature during Operation C F 40 60 40 140 Storage Temperature C F 85 max 185 max Min Capacity of Cooling System l gal 10 2 6 Permissible...

Страница 14: ...4 TECHNICAL DATA WEBASTO SCHOLASTIC SERIES 4 2 4 1 1 Scholastic Series Heater Dimensions Fig 4 1 Scholastic Series Heater Dimensions Millimeters...

Страница 15: ...15 20 Rated Voltage V 10 14 Power Consumption W 72 Dimensions L 214 8 42 W 106 4 16 mm inch H 106 4 16 Weight kg lb 2 5 5 5 Hose connection mm inch OD 28 5mm 1 1 8 Table 4 2 Coolant Circulation Pump D...

Страница 16: ...4 TECHNICAL DATA WEBASTO SCHOLASTIC SERIES 4 4 4 3 Tray Mount Dimensions Fig 4 3 Tray Mount Dimensions Inches...

Страница 17: ...ations WARNING Due to the risk of carbon monoxide poisoning and asphyxiation the heater must never be installed inside the passenger compartment Heater is to be installed in an existing enclosure spar...

Страница 18: ...prevents exhaust fumes from entering the passenger compartment 1 Insert the supplied flexible exhaust pipe to the heater and fasten with the exhaust clamp Fasten the outlet end to the chassis with the...

Страница 19: ...capability and the amount of restriction within the coolant system The Webasto heater is equipped with a high performance circulating pump designed specifically for bus heating applications and when...

Страница 20: ...on to the next etc Each core adds some restriction resulting in decreased water flow Not only is water flow reduced but also water temperature is reduced by each successive heater core resulting in th...

Страница 21: ...location on floor above heater where brass elbows will be installed NOTE When properly installed the elbows should protrude down into the heater enclosure area where they can be easily connected to th...

Страница 22: ...ne manufacturer s recommendations and re install the radiator cap Do not install the previously removed heater hose access covers at this time Hose connections will require inspection and re tightenin...

Страница 23: ...el tank 5 7 2 Fuel Supply Fig 5 7 Fuel Standpipe Installation The fuel standpipe and fuel line must be installed according to these instructions to ensure proper heater operation 1 Cut or extend unive...

Страница 24: ...rough or under the frame rail Use grommets to protect fuel line whenever routed through holes 4 Connect fuel line to fuel standpipe using 6 mm 1 4 fuel hose meeting SAE 30RI specifications CAUTION On...

Страница 25: ...tallation before the heater is fired for the first time the fuel filter MUST be filled with CLEAN diesel fuel When replacing the fuel filter this procedure must be repeated to ensure proper firing and...

Страница 26: ...is NOTE The Webasto heating system will not perform to your satisfaction with weak batteries Fig 5 9 Harness Connection Points Overview 5 8 2 Connecting Power Harness to a Constant Power Source 1 Rout...

Страница 27: ...and wire connections before cutting any holes CAUTION To prevent damage to electrical and mechanical components check for clearance before drilling into panels and frame members WEBASTO SCHOLASTIC SER...

Страница 28: ...5 INSTALLATION WEBASTO SCHOLASTIC SERIES 5 12 5 8 5 Wiring Diagram Scholastic Series Heater Fig 5 12 Wiring Diagram Scholastic Series Heater...

Страница 29: ...WEBASTO SCHOLASTIC SERIES 5 INSTALLATION 5 13 5 8 6 Wiring Diagram Chassis Power Harness with Switch Fig 5 13 Wiring Diagram Chassis Power Harness with Switch 0030777A Option 1345 03...

Страница 30: ...5 INSTALLATION WEBASTO SCHOLASTIC SERIES 5 14 5 8 7 Wiring Diagram Chassis Power Harness with Switch Fig 5 14 Wiring Diagram Chassis Power Harness with Switch 0030522A Option 1345 03...

Страница 31: ...CHOLASTIC SERIES 5 INSTALLATION 5 15 5 8 8 Wiring Diagram Chassis Power Harness with Digital Timer Model 1531 Fig 5 15 Wiring Diagram Chassis Power Harness with Digital Timer Model 1531 0030778 Option...

Страница 32: ...ATION WEBASTO SCHOLASTIC SERIES 5 16 5 8 9 Wiring Diagram Chassis Power Harness with Digital Timer Model 1531 Fig 5 16 Wiring Diagram Chassis Power Harness with Digital Timer Model 1531 0030512 Option...

Страница 33: ...WEBASTO SCHOLASTIC SERIES 5 INSTALLATION 5 17 5 9 Initial Operation Before starting the heater for the first time complete the following checklist...

Страница 34: ...5 INSTALLATION WEBASTO SCHOLASTIC SERIES 5 18 Ensure battery is at 12 2Vdc for 12V 24 4Vdc for 24V...

Страница 35: ...5 19 WEBASTO SCHOLASTIC SERIES 5 INSTALLATION...

Страница 36: ...ictions or corroded areas Replace worn or damaged exhaust components as necessary Fuel System replace the fuel filter prime and inspect the fuel line for wear and damage Repair or replace if necessary...

Страница 37: ...lled personnel Before troubleshooting check for and eliminate the following causes for problems fuel supply plugged fuel filter or pinched fuel line corrosion of battery terminals corrosion of electri...

Страница 38: ...ontrol the heater to test components and actually operate the unit in heating mode The actual testing is completed in two steps first you perform an individual component test and then a manual start a...

Страница 39: ...VALVE button several times clicking of solenoid should be heard sparking should be heard Push IGNITION SPARK COIL button Turn MOTOR switch ON motor should run reset inertia switch test motor Turn WATE...

Страница 40: ...until FLAME DETECTOR LED Lights or combustion is heard then release in any case do not hold button on for more than 15 seconds or damage to the coil may result Allow the heater to continue running for...

Страница 41: ...or over voltage for longer than 20 seconds Control unit defective Overheating Effects The fuel supply is stopped if the heater overheats The heater continues to run in the same way as if it is switch...

Страница 42: ...r the remainder of the original warranty period whichever is longer The intent of the Webasto warranty is to protect the original end user of the heater from defects and provide free repair and replac...

Страница 43: ...NOTES...

Страница 44: ...rg 02 2001 Rev 10 2018 P N 50000058B Webasto Thermo Comfort N A Inc 15083 North Road Fenton MI 48430 Technical Assistance Hotline 800 555 4518 USA Canada 800 667 8900 www webasto us www techwebasto co...

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