Manitowoc Grove RT880E - Page 77

Grove Published 11-10-2014, Control # 524-00 2-39
RT880E SERVICE MANUAL HYDRAULIC SYSTEM
2
Boom Lift/Telescope/Hoist Valve Bank
FIGURE 2-19
16
4
6
15
14
19
20
5
9
11
13
8
10
2
12
1
22
17
21
18
7
6480-1
Item Description
13 Port LS
14 Lift Port PB - Boom Extend
15 Lift Port PA - Boom Retract
16
Main Hoist Port PA - Hoist
Down
17 Main Hoist Port PB - Hoist Up
18 Telescope Port PB - Extend
19 Telescope Port PA - Retract
20 Aux Hoist Port PA - Down
21 Aux Hoist Port PB - Up
22 Port TP
Item Description
1Port T1
2Port T3
3Port P1
4 Aux Hoist - Down - Port A
5 Aux Hoist - Up - Port B
6 Main Hoist - Down - Port A
7 Main Hoist - Up - Port B
8 Telescope Retract - Port A
9 Telescope Extend - Port B
10 Lift Retract - Port A
11 Lift Extend - Port B
12 Port T2
3