JLG TOUCAN DUO, Service Manual

Page: 79 / 108

79
TOUCAN Duo
Updated 06-2015
Models
6.4.7 Removal - Installation of the Speed
Controller
Removal:
Prior to any servicing on power modules,
disconnect battery plug.
After machine operation, even with the
power turned off and the battery
disconnected, internal capacitators of the
power modules may remain charged for
some times. Refer to the following
procedure to discharge those capacitors.
1- Shut machine down.
2- Remove chassis cover.
3- Disconnect Molex connector from the power
module.
4- Tag and disconnect power cables from the
power module.
5- Remove the two screws securing the power
module. Use a ratchet wrench with appropriate
extensions and a universal joint to remove the
bottom screws. Remove the power module.
Installation:
1- Apply a light layer of thermo-conductive
grease on the new power module base plate.
2- Install the power module with the Molex
connectors down and secure to the chassis.
NOTE
Power module shown as installed on the
machine (Molex connectors downwards).
! CAUTION
Figure 6.9.
1 - B+ Battery (+) terminal
2 - B- Battery (-) terminal
3 - U Motor Phase
4 - V Motor Phase
5 - W Motor Phase
6 - Molex Connectors
REMOVAL - INSTALLATION PROCEDURES VI-4 VI-4