Chapter E: Basic repair procedures 2 Basic repair procedures
Technical manual Planmeca PlanMill 40 159
When cutting replacement tubing, make sure each end is square to ensure proper
sealing in the connectors.
2.12.3 Solenoid valve
Electrical over air solenoids are used to control the pressurized air used throughout the
system. There are 9 solenoid valves mounted on a single manifold. Each solenoid valve
may be individually replaced should it become faulty. Follow the procedure below.
It is not necessary to remove the pneumatics assembly to replace a faulty solenoid valve.
Figure 170: Pneumatic solenoid manifold
Tools required
• #1 Philips screwdriver
Removal
1. Remove top cover, see section 2.1 "Mill covers" on page 94.
2. Disconnect the air supply line from the back of the mill.
The air line must be released of pressure prior to disconnecting the hose or damage
to the orange one-touch fitting can occur.
H5 END 9 / END 10 6.35 mm (1/4”) 290 mm
H6 END 11 / END 12 6.35 mm (1/4”) 150 mm
H7 END 13 / END 14 3.18 mm (1/8”) 275 mm
H8 END 15 / END 16 3.18 mm (1/8”) 320 mm
H9 END 17 / END 18 3.18 mm (1/8”) 345 mm
Table 3: Pneyumatic tubing, sizes and lenghts
Tubing From/To Tubing OD (SAE) Lenght
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