Replacing The Swirl Nozzle, Pressure Spring & Ball (Hb 720 Spray); Adjusting The Cover Pressure - Buhnen HB 720 R Originalbetriebsanleitung

GB
6.3.3 Replacing the swirl nozzle, pressure spring & ball (HB 720 Spray)
Tools needed
1. Disconnect the compressed-air supply.
2. Without using force, twist off the retainer ring (B1) with the hook spanner in a warm
3. Remove the protection cap (B6) and air cap (B2).
4. Loosen the swirl nozzle (B3) with the open-end spanner size 11.
5. Remove the pressure spring (B4) behind the swirl nozzle and the ball (B5).
6. Fit the new components in reverse order.
6.4

Adjusting the cover pressure

Tools needed
Fig. 6.4/1:
1. Rotate the lever (C3) clockwise and swivel the cover until fully open.
2. Loosen the lever fixing screw (C4) with the Allen wrench.
3. Loosen the clamping screw (C1) with the Allen wrench (approx. 1.5 turns).
4. Insert the Allen wrench 2.5 mm into the adjusting screw through the lever screw-hole.
5. Close and lock the cover.
6. Actuate the trigger.
7. Open the cover again.
8. Tighten the clamping screw (C1).
9. Fit the lever fixing screw (C4).
H2200XM_DE-EN_200720.indd 29
condition.
Pull off grip and carrier
Withdraw the screw.
Turn the adjusting screw clockwise initially by approx. 90°.
If the cover will not close, keep turning the adjusting screw back (clockwise) by ap-
prox. 15° until the cover closes easily.
• If the cover now closes correctly, proceed at step 7.
• If the cover still does not close correctly, repeat the adjustment from section 4.
• 1 hook spanner
• 1 open-end spanner size 11
• 1 Allen wrench 2 mm
• 1 Allen wrench 2.5 mm
• 2 Allen wrench 4 mm
29
Servicing/Maintenance
26.07.21 08:55