PAGE 3-3
CHAPTER 2 MAINTENANCE
NMC-WOLLARD
2021 Truax Blvd. Eau Claire, WI 54703 ● P: 715-835-3151● F: 715-835-6625 ● www.nmc-wollard.com
TML-704H Maintenance Lift Manual No. 310547
3 REMOVAL AND INSTALLATION
SEPTEMBER 01, 2015
exhaust system hangers and remove exhaust system.
15. Disconnect the harness plug from the engine electrical panel.
16. Lift the engine electrical panel. Disconnect the four wires that split off
the harness just behind the plug removed in the previous step.
17. Remove two bolts and nuts that secure engine frame to vehicle chassis.
18. Connect a low profile sling or rigid frame to the four lifting points on
engine frame. Lift out engine frame assembly from vehicle chassis with
sling using a forklift truck or similar boom lifting device.
3.4.2 Installation
1. Connect a low-profile sling or rigid frame to the four lifting points on
engine frame.
2. CAREFULLY lift engine frame assembly back into vehicle chassis with
sling, using a forklift truck or similar boom lifting device. Make sure that
all engine components clear chassis.
3. Align the two engine frame tie-down points with mating holes in vehicle
chassis. Reinstall the two bolts and nuts that secure engine frame to
vehicle chassis, but do not tighten them.
4. Perform the previous steps 16-7, the reverse of installation.
5. Tighten engine frame-to-vehicle bolts.
6. Remove lift platform supports.
7. Connect battery. Check all fluid levels. Reinstall engine cover, if used.
8. Start engine and check for proper operation.
Property of American Airlines
