Contents
Main
Repair-Parts
A-25
Air operated, electrically heated, plural component proportioner
3A1570A
Contents
Proportioner Models
Systems
Related Manuals
Warni ngs
Page
Page
Important Two-Component Material Information
Isocyanate Conditions
Material Self-ignition
Keep Components A and B Separate
Moisture Sensitivity of Isocyanates
Changing Materials
DataTrak Diagnostic Codes
Temperature Control Diagnostic Codes
E01: High fluid temperature
Causes of E01 Errors
Checks
E02: High zone current
E03: No zone current
E04: Fluid Temperature Sensor (FTS) or thermocouple disconnected
E05: Control board over temperature
E06: Communication cable unplugged
Communication Diagnostic Codes E30: Momentary loss of communication
E99: Loss of communication
Before Beginning Repair
Pressure Relief Procedure
Shutdown
Park
Flushing
Troubleshooting
Problems
Pumps and Pressures
Power
Page
Electronics
Page
Heater
AB
Hose Heat System
Page
Repair
Disconnect Pump
Connect Pump
Remove Air Motor
Install Air Motor
Recirculation / Over Pressure Relief Block
Air Inlet Filter / Water Separator (Auto Drain)
Air Filter Element Removal
Air Filter Element Installation
Temperature Control Module
Test SCR Circuit
Replacing Temperature Control Assembly Modules
Primary Heater
Heater Element
Line Voltage
Page
Thermocouple
Overtemperature Switch
Heated Hose
Check Hose Connectors
Check FTS Cables
Fluid Temperature Sensor (FTS)
Test/Removal
Installation
Transformer Primary Check
Transformer Secondary Check
Replace Transformer
Replace Circuit Breaker Module
Pump Lubrication System
Fluid Inlet Strainer Screen
Temperature Display
Page
Replace DataTrak Battery or Fuse
Replace Battery
Replace Fuse
Accessories
Recommended Spare Parts
Parts
Page
262572, Bare Reactor A-25 262614, Reactor A-25 with DataTrak and Wheels
Page
Control Panel, 262575
Temperature Control Wheel Kit, 262695
Fluid Manifold
Fluid Inlet Kit, 262695
6 kw Dual Zone Heater, 24J788
A-25 Air Motor Pump Assembly, 262573
Air Tubing Connections
Breaker Module, 262576
Reactor A-25 Wiring Schematic
380V
WYE 3 PHASE
230V DELTA 3 PHASE
230V 1 PHASE
DISPLAY
F
L
PANEL
2
INCOMING POWER
CONTROL HEATER MODULE HOSE HEATER MODULE
2 2 2 2
B-R
A-R
Simplified Schematic, Heater Controls
1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2
1 3 1 3 1 3 2 4 2 4 2 4
50A 178CB
183CB
Tech nical Da ta
Graco Standard Warranty
Graco Information