NMC-WOLLARD 2021Truax Blvd., Eau Claire, WI 54703, Phone (715) 835-3151, Fax (715) 835-6625
M100 Tow Tractor Manual No. 46052
PAGE 10
CHAPTER 2 MAINTENANCE
3 REMOVAL AND INSTALLATION
AUGUST 31, 2008
3.3.2 Installation
Install in reverse of removal sequence. Refer to Section 1 and 3.1.11 for
3.4 RADIATOR
If a tractor radiator leaks, do not attempt to repair it by pouring any substance into
and water pump.
3.4.1 Removal
1. When engine is cool, remove transmission oil cooler from radiator.
2. Drain cooling system.
3. Disconnect upper and lower hoses. Replace if bulged, cracked, or leaky.
4. Remove radiator mounting fasteners and remove radiator.
3.4.2 Installation
1. Install radiator and secure with fasteners.
2. Connect hoses. Use new clamps if old clamps are corroded or faulty.
3. Fill cooling system.
4. Install transmission oil cooler assembly.
5. Start engine and check for leaks and proper operating temperature.
3.5 ENGINE/TRANSMISSION REMOVAL
The following is a general guide for removing the engine (or the engine and
transmission together). The numerous available options make it necessary for the
individual technician to determine the best course for removing the tow tractor
engine.
1. Block rear wheels in both directions to prevent tractor from rolling when drive
shaft is disconnected. Do not apply parking brake.
2. Remove engine hood, side panels, and access plates.
3. Raise front of tractor with suitable stands.
4. Shift transmission into neutral. Drain engine crankcase, cooling system and
transmission.
5. Remove air cleaner and hose assemblies.
6. Disconnect battery cables.
7. Remove radiator, see 3.4.
8. Remove fan blade.
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