Graco Proportioning System 26R341

Follow the Pressure Relief Procedure

Close the Fluid Inlet Valve (XA) at the pump inlet

Place a container under the strainer base to catch fluid when removing the strainer drain plug (ZB)

Remove inlet cap (ZC) and inlet strainer screen (ZA) from the strainer manifold

Flush the screen with compatible solvent and shake it dry

Inspect the screen for blockage

Is more than 25% of the mesh blocked?

Inspect the gasket and replace as required

Install the strainer plug (ZB) with the screen (ZA)

Is the TSL fluid in a gel state?

Has the color of the TSL fluid darkened?

Is the TSL fluid diluted with isocyanate?

Action required based on the condition of the TSL fluid

Describe the operating environment and any factors that might affect the TSL fluid condition

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 to have the hose at ambient conditions by tapping Continue

Wait while the system measures the hose resistance

Proceed with calibration by tapping Accept or stop by tapping Cancel

Enter the current fluid pressure setting

Is the fluid pressure within the optimal range?

Adjust the fluid pressure if necessary

Enter the current fluid temperature

Is the fluid temperature within the optimal range?

Adjust the fluid temperature if necessary

Follow Pressure Relief Procedure

Verify TSL fluid pump operation