Generac Power Systems MAC 950F Owner'S Manual Download Page 1

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MAC 950F

Flameless Air Heater

Owner’s Manual

MODEL NUMBER: _________________________

SERIAL NUMBER: _________________________

DATE PURCHASED:________________________

WWW.GENERACMOBILE.COM

1-800-926-9768

Summary of Contents for MAC 950F

Page 1: ...C 950F Flameless Air Heater Owner s Manual MODEL NUMBER _________________________ SERIAL NUMBER _________________________ DATE PURCHASED ________________________ Register your Generac Mobile Products...

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Page 3: ...ck 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 Resetting the Positi...

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

Page 5: ...IGHT 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 affixe...

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

Page 9: ...ine radiator J Engine oil dipstick B Breakaway battery for trailer brakes K Engine fuel filters C Diesel engine D Hydraulic fluid filter E Hydraulic fluid fill F Hydraulic fluid reservoir tank G Hydra...

Page 10: ...ystem The heater is designed to operate with diesel fuel Fuel tank capacity is 160 gal 605 67 L IMPORTANT NOTE Comply with all laws regulating the storage and handling of fuels Follow these guidelines...

Page 11: ...before the tow vehicle brakes While towing make regular stops to verify the following 1 Coupler is secured to the hitch and locked 2 Electrical connections are made 3 Appropriate slack in the safety...

Page 12: ...s Positive Air Shutdown PAS This unit is equipped with a manual PAS Positive Air Shutdown device to stop the engine in an emergency Location Decal Description On back of right side door Decal shows ti...

Page 13: ...AX Engine Coolant Check 1 Remove radiator fill cap 2 Check coolant level and degrees of fouling Level should be approximately 1 cm 10 mm below the radiator core top 3 Install radiator cap securely Bat...

Page 14: ...lays Engine Warming Figure 3 3 Figure 3 3 Engine Warming 5 When the coolant temperature reaches 100 F 38 C engine warming is complete and the heater automatically begins warming up The screen displays...

Page 15: ...X FAN Figure 3 7 item B Maximum fan produces a lower temperature at a higher air flow Figure 3 7 MANUAL mode Heater and Engine Shutdown 1 Press OFF to stop the heater Figure 3 7 item C Heater automati...

Page 16: ...ed inside the cabinet of the unit 2 See Pull T handle A on PAS valve back 3 Turn reset knob B counter clockwise 90 degrees 4 Release T handle 5 Repeat steps in Engine and Heater Startup to start unit...

Page 17: ...rify 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 proceeding 1 Remove dipstick and...

Page 18: ...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 ch...

Page 19: ...s Change open crankcase ventilation OCV filter Every 3000 Hours Check crankshaft vibration damper Adjust valve clearance Test glow plugs for continuity Every 4500 Hours Change diesel exhaust fluid DEF...

Page 20: ...in series to give 1100 Amps at 24 volts connected in parallel to provide 2200 CCA at 24 volts Contact the local IASD for correct battery size A new battery must be filled with the proper electrolyte...

Page 21: ...iscosity oil Loose or corroded connections Clean and tighten connections Hard to Start or Will Not Start Engine starting under load Disengage PTO Improper starting procedure Review starting procedure...

Page 22: ...h proper grade and quality of fuel for operat ing condition Restricted fuel filter Replace fuel filter elements Engine overloaded Reduce engine load Improper crankcase oil Drain crankcase oil and repl...

Page 23: ...ity of fuel for operat ing condition Improper valve clearance Adjust valve clearance or contact an IASD Dirty or faulty fuel injectors Contact an IASD Electronic fuel system problem Electronic Control...

Page 24: ...n flywheel Loose flywheel Excessive piston to liner clearance Excessive thrust bearing clearance High oil viscosity Turbocharger Screams Leak in intake air system Turbocharger Noise or Vibra tion Bear...

Page 25: ...uel Use proper fuel Engine burning oil Contact an IASD Electronic control system problem or basic engine problem Exhaust filter is cracked or damaged Fuel injectors dirty Turbocharger not functioning...

Page 26: ...s correct External oil leak s Determine source of oil leak s and repair as required Restricted crankcase vent tube Clean vent tube verify that crank case oil level is not too high Excessive oil pressu...

Page 27: ...50 Fuel level 12 Fuel level notification appears on screen Open heat circuit and close scroll fan circuit Engine drops to idle Fuel level 8 Fuel level notification appears on screen Engine shuts down...

Page 28: ...24 Owner s Manual for Flameless Air Heater Troubleshooting This page intentionally left blank...

Page 29: ...Owner s Manual for Flameless Air Heater 25 Installation Diagrams and Service Log Section 6 Installation Diagrams and Service Log Engine Harness 1 of 3...

Page 30: ...26 Owner s Manual for Flameless Air Heater Installation Diagrams and Service Log Engine Harness 2 of 3...

Page 31: ...Owner s Manual for Flameless Air Heater 27 Installation Diagrams and Service Log Engine Harness 3 of 3...

Page 32: ...28 Owner s Manual for Flameless Air Heater Installation Diagrams and Service Log Trailer Wiring Harness...

Page 33: ...___________________________________________________ __________________________________________________________________________________________ _________________________________________________________...

Page 34: ...30 Owner s Manual for Flameless Air Heater Installation Diagrams and Service Log This page intentionally left blank...

Page 35: ......

Page 36: ...ucts All rights reserved Specifications are subject to change without notice No reproduction allowed in any form without prior written consent from Generac Mobile Products Generac Mobile Products 215...

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