Index revision : A
17
7021
6. Installation
6.1. Precautions to be taken before installing an air spray gun
WARNING : If you need to replace a hose, make sure you use a sufficient length to prevent any
hoses from being pulled out.
6.2. Installing a TRP 501 or 502
• Pass the fixing tube of the manifold block TRP 501 or 502 through the fixing nut and tighten with
the four screws
• Connect the air and paint hoses to the manifold.
• Connect the LV cable and the grounding wire.
6.3. Shutdown and Startup Procedures
6.4. Air spray gun replacement procedure
1 Run a rinse cycle.
2 Set the machine to maintenance position.
3 Switch off the different air and paint supplies. If necessary, decrease the circuit pressure using the
trigger pilot valve, but first switch off all feeds and power supplies (automatic or manual cycles).
4 Check that the main air indicator lamp is off.
5 Make sure that the atomizing air pressure switch is in the off position.
6 Disconnect the air and paint supplies from the manifold. Disconnect the LV cable and the
grounding cable.
7 Remove the four screws from the fixing nut, then remove the entire air spray gun assembly.
8 Removing the air spray gun TRP 501 or 502 assembly.
9 Proceed in reverse order to install the new air spray gun assembly.
WARNING : Check that the correct restrictor are used. This is necessary because the restrictor
must be exactly the same as on the previous installation if the paint booth is to oper-
ate correctly.
10 Switch on the air feeds.
11Run a functional test (cycles, application simulation).