TIGIEFFE AIRO R Series, Use And Maintenance Manual

Page: 53 / 114

Use and Maintenance Manual - R13 R17 Series Page 53
5.6. Emergency manual controls
This function is to be used only in emergency situations, when no motive power is available.
Fig. 19
In case of fault in the electric or hydraulic system, carry out the following emergency procedures:
1. Open casing A by unscrewing the knobs on the sides;
2. Completely unscrew knurled knob of the solenoid valve (example B ) relevant to the movement you wish to achieve (see
below correspondence between name of solenoid valves and achieved movements);
3. Remove lever C from its housing on the structure and insert it on manual pump D ;
4. Activate the emergency pump.
5. Check the correct execution of this procedure.
Solenoid valves and relevant movements:
- EV4 = Pantograph lifting/lowering (lower boom)
- EV5 = Pantograph lifting/lowering (upper boom)
- EV6 = Telescopic boom extension
- EV7 = Telescopic Boom Retraction
- EV12 = Turret right rotation
- EV13 = Turret left rotation
- EV14 = Lifting upper boom
- EV15 = Lowering upper boom
- EV16 = Levelling cage forward
- EV17 = Levelling cage backward
- EV18 = Lifting Jib
- EV19 = Lowering Jib
- EV23/25/27/29 = Outriggers up
- EV24/26/28/30 = Outriggers down
- EV42 = Closing tracks (optional)
- EV43 = Opening tracks (optional)