Grove Published 3-22-2021, Control # 702-02 5-51
GRT8120 OPERATOR MANUAL SET-UP AND INSTALLATION
Boom Extension Electrical Connections
Use the following procedures to disconnect and connect the
boom extension electrical connections at the boom nose.
Connecting Electrical Connection at Boom Nose
Use the following procedure to connect the boom extension
electrical connector to the boom nose:
1. Remove the plug (1, Figure 5-72) from the storage
socket (2) and unwind the cable from the storage
location (3). Connect the plug (1) to the socket (4).
This connects the extension to the main boom circuit.
2. Wind the cable around the storage location (3) such that
it will not be damaged during crane operation.
Disconnecting Electrical Connection at Boom Nose
Use the following procedure to disconnect the boom
extension electrical connector (1, Figure 5-72) from the
electrical connector on the boom nose. Be sure to stow the
boom extension electrical connector on the stowage bracket
to prevent water damage to the connector.
1. Disconnect the plug (1, Figure 5-72) from the socket (4).
2. Wind excess cable around the storage location (3), then
connect plug (1) to storage socket (2).
3. Install protective cap on boom nose electrical socket (4).
FIGURE 5-72
1
2
3
4
8969-21
1
23
4
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