Graco ProBell 24Z221 Instructions And Parts page 26

Repair
Front Side Side
Front Front Side
Table Table Table 8 8 8 Electronic Electronic Air Electronic Air Air Controller Controller Controller
Module Purpose
Module Module Purpose Purpose
Connection Connection Connection
1
Paint Trigger Solenoid
Dump Trigger Solenoid
Solvent Trigger Solenoid
2 Trigger In
3 Shaping Air Inner Solenoid and V2P
Regulator
4 Shaping Air Outer Solenoid and V2P
Regulator
5
Auxiliary Solenoids
6 V2P Regulator Pressure Feedback
7
Table Table 9 9 9 Manual Table Manual Air Manual Air Controller Air Controller Controller
Module Purpose
Module Module Purpose Purpose
Connection Connection Connection
1 Turbine Air Solenoid
Paint Trigger Solenoid
Dump Trigger Solenoid
Solvent Trigger Solenoid
2 Trigger In
Pressure Switch
3 Shaping Air Inner Solenoid
4 Shaping Air Outer Solenoid
5
Auxiliary Solenoids
6
7
26
Back Side Side
Back Back Side
System System Connection System Connection Connection
Terminal Blocks 1 and 3
Terminal Blocks 4 and 5
Terminal Blocks 6 and 7
Optocoupler
Terminal Blocks 12–17
Terminal Blocks 19–24
Terminal Blocks 27–32, 35
None
Unused
System System Connection System Connection Connection
Terminal Blocks 1 and 2
Terminal Blocks 3 and 4
Terminal Blocks 5 and 6
Terminal Blocks 7 and 8
Optocoupler
Terminal Blocks 11–13
Terminal Blocks 14–15
Terminal Blocks 18–19
Terminal Blocks 23–27, 28, and 31
Unused
Unused
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