Do not stop leaks with your hand or a rag! If

Startup

5.Set pump switch ON.

– Pump/clutch is now active –

15 SEC

6.Increase pressure enough to start pump stroking and allow fluid to circulate for 15 seconds; turn pressure down, turn prime valve horizontal.

7. Take spray gun trigger safety OFF.

ti2870a

safety OFF

8.Hold gun against grounded metal flushing pail. Trigger gun and increase fluid pressure slowly until pump runs smoothly.

FLUSH
Note: Inspect fittings for leaks.	Do not stop leaks with your hand or a rag! If

leaks occur, turn sprayer OFF immediately. Do Pressure Relief in Cleanup, 1. – 3. on page 17. Tighten leaky fittings. Repeat Startup, 1. – 5. If no leaks, continue to trigger gun until system is thoroughly flushed. Proceed to 6.

8309408

Page 8

Image 8

Graco Inc 233740, 309408, 7900 Roof Rig, 233721, 233718 manual Do not stop leaks with your hand or a rag! If, Startup

Contents

GMax t Sprayers GMax 3900 233700GMax 7900, GMax 7900 Roof Rig 233718 - 233721 233705 à la pression maximale de service du système ADVERTÊNCIAMISE EN GARDE ADVERTENCIA CONTROLS / CONTROLES / COMMANDES / CONTROLES Trigger Lock Fecho do gatilho Loquet de sécurité Seguro del gatilloContractor 309408 4. Remove tip guard Setup2. Connect other end of hose to gun 3. Tighten securely 5. Install clean inlet strainer 6. Fill throat packing nut with TSL to prevent premature packing wearDo this each time you spray and store cold 8. Fill fuel tank 9. Ground sprayer with grounding clamp Startup 3. Set pump switch OFF2. Turn prime valve down Turn pressure control to lowest pressure PAINT FLUSH a b c d e f g Digital display is functional after engine starts Do not stop leaks with your hand or a rag! If SwitchTip and Guard Assembly PAINT Digital Tracking Systemt DTS Operation 1. Do Startup steps 12. Start engine, page Main Menu Digital Tracking System DTS Volume WatchDogt Pump Protection SystemTo Activate 1. Do Startup Change Display Units Pressure 3. Simultaneously press DTS button and set pump on/off switch on Resettable Hour Meter appears1. Do Startup steps 1. - 3. Pressure must be at zero 2. Start engine, page 7. Pressure display appears 4. Press and hold to reset to zero, or 11. Short press to return to step 12. Turn pump switch OFF at any time to exit stored data mode9. Short press DTS button again to move to WatchDog MAN manual mode Spray Test Pattern Clearing Tip Clogs PAINT CleanupPressure Relief 6. Clean filter, guard and SwitchTip in flushing fluid 8. Turn engine ON and start engine. Set pump switch ON 13. Raise siphon tube above flushing fluid and run sprayer for 15 to 30 seconds to drain fluid. Turn pump switch OFF. Turn engine OFF 309409 DTS Error CodesService Graco Warranty Graco Phone NumberADDITIONAL WARRANTY COVERAGE FOR GRACO CANADA CUSTOMERS

Graco Inc 233740, 309408, 7900 Roof Rig Do not stop leaks with your hand or a rag! If, Startup

Models: 7900 Roof Rig

Do not stop leaks with your hand or a rag! If