Graco Proportioning System 26R330

Check if the TSL fluid has turned into a gel

Check the color of the TSL fluid

Check for dilution with isocyanate

Does the TSL fluid need to be changed?

Describe any issues found during the inspection

Use clean, dry, oil-free compressed air on control modules

Use clean, dry, oil-free compressed air on fans

Use clean, dry, oil-free compressed air on motor (under shield)

Notice conditions for hose calibration

Ensure Reactor and heated hose are at the same ambient temperature

Verify minimum hose length for Resistance Control Mode

Acknowledge reminder for ambient conditions

Wait for system to measure hose resistance

Proceed with calibration or cancel

Follow Pressure Relief Procedure

Remove and clean the TSL fluid reservoir

Lift the TSL fluid reservoir (R) out of the bracket and remove the reservoir from the cap.

Flush contaminated fluid out of the lines

Remove contaminated TSL fluid from the system

Flush the reservoir with clean TSL fluid or replace it with a new reservoir

Fill the system with fresh TSL fluid

Change Transfer Pump Type to Electric

Repeat steps for the other transfer pump motor if calibrating both pumps

Confirm no or low inlet pressure by opening recirculation lines (R)