General Information - Toro Reelmaster 5410 Series Service Manual

General Information

Traction Unit Operator's Manual
Yanmar Engine Service and Troubleshooting Manuals
Engine Electronic Control Unit (ECU)
Yanmar Diesel Engine: General Information
This chapter gives information about specifications and repair of the Yanmar
diesel engine used on certain Reelmaster 5410-D, 5510-D, and 5610-D
machines. The general maintenance procedures are described in the
Operator's Manual. Detailed information on engine troubleshooting, testing,
disassembly, and assembly is identified in the Yanmar Engine Service Manual
and Troubleshooting Manual.
Additionally, some engine repair procedures are described in this manual. The
described adjustments and repairs require tools which are commonly available in
many service shops. Special tools are described in the Yanmar Engine Service
Manual. The use of some specialized test equipment is explained. However,
the cost of the test equipment and the specialized nature of some repairs may
dictate that the work be done at an engine repair facility.
Service and repair parts for the Yanmar engines are supplied through your
Authorized Toro Distributor. If the parts list is not available, provide your
distributor with the Toro Model and Serial Number of your machine.
The Operator's Manual provides information regarding the operation, general
maintenance, and maintenance intervals for your machine. Refer to the
Operator's Manual for additional information when servicing the machine.
The engine that powers certain Reelmaster 5410-D, 5510-D machines is a
Yanmar Model 3TNV88C-DTR Tier 4F compliant engine. The engine that
powers certain Reelmaster 5610 machines is a Yanmar Model 3TNV86CT Tier
4F compliant engine. The Yanmar Engine Service Manual and Troubleshooting
Manual are available for these engines. Ensure that the correct engine manuals
are used when servicing the engine on your machine.
The Yanmar engine used in Reelmaster machines uses an electronic control
unit (ECU) for engine management and to communicate with the machine Toro
Electronic Controller (TEC) and the operator InfoCenter on the machine. All
wire harness electrical connectors should be plugged into the ECU before the
machine key switch is turned from the O
position. The engine ECU is located at the right side of the machine near the
diesel-particulate filter (DPF).
Do not plug or unplug the engine ECU for 30 seconds after the
machine key switch is turned off. The engine ECU may remain
energized even though the key switch is in the O
If you must disconnect the engine ECU for any reason, ensure that the key switch
is in the O position with the key removed before disconnecting the engine ECU.
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Also, to prevent possible engine ECU damage when welding on the machine,
disconnect and remove the engine ECU from the machine before welding.
Note: A ground wire is used to ground the ECU to the machine frame. The
ground wire is connected to the ECU with 1 of the ECU mounting screws and
is secured to the frame with a flange-head screw.
position to either the O
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IMPORTANT
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or S
N TART
position.
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Reelmaster ® 5410/5510/5610 Series
15216SL Rev C