Generac Power Systems MAC 550F Owner'S Manual Download

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MAC 550F

Flameless Air Heater

Owner’s Manual

MODEL NUMBER: _________________________

SERIAL NUMBER: _________________________

DATE PURCHASED:________________________

WWW.GENERACMOBILE.COM

800-926-9768

001663

Summary of Contents for MAC 550F

Page 1: ... 550F Flameless Air Heater Owner s Manual MODEL NUMBER _________________________ SERIAL NUMBER _________________________ DATE PURCHASED ________________________ Register your Generac Mobile product at WWW GENERACMOBILE COM 800 926 9768 001663 ...

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Page 3: ...e start Checklist 9 Engine Oil Check 9 Hydraulic Oil Check 9 Engine Coolant Check 9 Battery Check 9 Engine and Heater Startup 10 Adjusting Heater Output 11 AUTO Mode 11 MANUAL Mode 11 Heater and Engine Shutdown 11 Section 4 Maintenance Maintenance Tasks 13 Daily Walk Around Inspection 13 Check Engine Oil Level 13 Drain the Oil 13 Adding Coolant 14 Maintenance Schedule 14 Engine Maintenance Schedul...

Page 4: ...iv Owner s Manual for Flameless Air Heater This page intentionally left blank ...

Page 5: ...T TO MODIFY THIS MANUAL AT ANY TIME Safety Rules The manufacturer cannot anticipate every possible circumstance that might involve a hazard The warnings in this manual and on tags and decals affixed to the unit are therefore not all inclusive If using a procedure work method or operating technique that the manufacturer does not specifically recommend verify that it is safe for others Also make sur...

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Page 8: ...4 Owner s Manual for Flameless Air Heater Introduction and Safety This page intentionally left blank ...

Page 9: ...Heater Components A Engine radiator F Hydraulic fluid reservoir tank B Breakaway battery for trailer brakes G Hydraulic fluid breather separator C Diesel engine H Engine oil dipstick D Hydraulic fluid filters J Air filter E Hydraulic fluid fill K Engine fuel filters 001658 001657 F B A K D Left Side Right Side C E G H J ...

Page 10: ...L For more information see the engine manual Fuel System The engine is designed to use either Number 1 D or Number 2 D diesel fuel For better fuel economy use Number 2 D diesel fuel whenever possible At temperatures below 20 F 7 C use Number 1 D or a winterized blend check with the service station operator to ensure you get the properly blended fuel The following are required for the diesel fuel M...

Page 11: ... and on firm surfaces Chock in direction of grade Chock both sides of wheel if direction of grade is unknown Use wheel chock only after parking brake is applied and tested Center chocks squarely against tread of each wheel Do not drive over wheel chocks Informational Decals 1 5 ZESBVMJD MVJE OKFDUJPO JHI QSFTTVSF IJHI UFNQFSBUVSF IZESBVMJD GMVJE DBO QJFSDF TLJO BOE DBVTF TFWFSF CVSOT P OPU DIFDL G...

Page 12: ... parameters the controller will automatically stop the machine and display fault information The controller can also display a variety of critical alerts diagnostics and recommendations The controller provides a variety of real time current operating condition data For more information see the engine harness wiring diagrams ButtonPosition Manual Mode Auto Mode A Increase heat Increase temperature ...

Page 13: ...ant Check 1 Remove radiator fill cap 2 Check coolant level and degree of fouling Level should be approximately 0 4 in 10 mm below the radiator core top 3 Install radiator cap securely Battery Check 1 Verify battery cable connections are not loose or corroded 2 Verify battery electrolyte level is sufficient If necessary replenish with a commercially available electrolyte such as distilled water 51 ...

Page 14: ...gure 3 3 Figure 3 3 Engine Warming 5 When the coolant temperature reaches 140 F 60 C engine warming is complete and the heater automatically begins warming The screen displays Heater is warming up Please wait Figure 3 4 Figure 3 4 Heater Warming When the heater is warm heat begins blowing from ducts and the screen displays Heater On Press Off to stop the heater Figure 3 5 Figure 3 5 Heater On 0015...

Page 15: ...r minimum fan press MIN FAN Figure 3 7 item A For maximum fan press MAX FAN Figure 3 7 item B Figure 3 7 MANUAL Mode Heater and Engine Shutdown 1 Press OFF to stop the heater Figure 3 7 item C The screen displays Heater is cooling down Please wait Figure 3 8 Figure 3 8 Heater Cooling NOTE While cooling the ON button is disabled When cooling is complete the screen displays as shown in Figure 3 9 Fi...

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Page 17: ...usual sounds Coolant should be checked daily Check electrical connectors battery and ground points Look for loose or missing hardware Check all flexible rubber hoses for deterioration Check hydraulic hoses for signs of wear Verify hoses are not crushed kinked or twisted Verify there are no cracks or corrosion Check Engine Oil Level NOTE If engine was running wait at least ten minutes before procee...

Page 18: ...extremely dirty dusty environments Use the heater hour meter or calendar time whichever occurs first from the previous maintenance interval to determine the next required maintenance interval Note that some checks are based on hours of operation Follow all applicable safety alerts found in this manual or engine service manual before performing any maintenance checks or service This maintenance sch...

Page 19: ...el filters At 250 Operation Hours Replace fuel filter element Clean water sedimenter element Clean electromagnetic pump filter At 500 Operation Hours Replace engine oil and oil filter element Inspect engine accessory drive belts Inspect fuel supply system Replace engine fuel filters Check alternator drive belt tension and replace if necessary Check injection nozzle Replace fuel filter element Clea...

Page 20: ...ntenance should now be performed every 250 hours When servicing these items consult the equipment supplier NOTE All service and maintenance or repairs are recommended to be completed by an IASD to maintain the warranty status of a unit You cannot be denied emissions warranty coverage solely based on failure to complete recommended service maintenance Every 500 Hours Change air filter Every 1000 Ho...

Page 21: ...by first touching a grounded metal surface Battery Installation and Replacement When required the battery must be replaced with one of equivalent size voltage and CCA cold crank amp capacity Minimum CCA for this unit is 950 Contact the local IASD for correct battery size A new battery must be filled with the proper electrolyte and be fully charged before install Battery cables are connected to the...

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Page 23: ...ilure Engine Will Not Crank Electric Start Dead battery Replace battery Battery terminal is disconnected loose or corroded Replace corroded part and tighten securely Starter ground terminal is disconnected loose or corroded Engine oil viscosity is too high Change with oil of correct viscosity Starter or electrical system failure Contact Generac Technical Service Engine Starts But Stops Shortly The...

Page 24: ...tact Generac Technical Service Thermostat failure Change thermostat Oil Pressure Does Not Rise Engine oil viscosity is incorrect Change with oil of correct viscosity Engine oil level is not sufficient Replenish Engine failure Contact Generac Technical Service Meter lamp or switch failure Engine Has No Power Air cleaner is clogged Clean element Pre fuel filter is clogged Fuel filter is clogged Remo...

Page 25: ... power up Engine is not ready Check RPMs Fuel Level or Wait to Start Engine RPM 500 Fuel level 10 Wait to Start signal Low Fuel Warning Fuel level 20 Fuel level notification appears on screen Fuel level 16 Fuel level notification appears on screen Heat fan load reduced to 50 Fuel level 12 Fuel level notification appears on screen Open heat circuit and close scroll fan circuit Drop engine to idle F...

Page 26: ...22 Owner s Manual for Flameless Air Heater Troubleshooting This page intentionally left blank ...

Page 27: ...Owner s Manual for Flameless Air Heater 23 Installation Diagrams and Service Log Section 6 Installation Diagrams and Service Log Engine Harness 1 of 3 ...

Page 28: ...24 Owner s Manual for Flameless Air Heater Installation Diagrams and Service Log Engine Harness 2 of 3 ...

Page 29: ...Owner s Manual for Flameless Air Heater 25 Installation Diagrams and Service Log Engine Harness 3 of 3 ...

Page 30: ...26 Owner s Manual for Flameless Air Heater Installation Diagrams and Service Log Trailer Wiring Harness ...

Page 31: ...____________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________...

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Page 33: ......

Page 34: ...l rights reserved Specifications are subject to change without notice No reproduction allowed in any form without prior written consent from Generac Power Systems Inc Generac Power Systems Inc S45 W29290 Hwy 59 Waukesha WI 53189 1 888 GENERAC 1 888 436 3722 generacmobile com ...

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