Servicing
10.
Servicing
10.1
General servicing
Servicing of the unit should be carried out once annually by the Titan
service.
1. Check high-pressure hoses, device connecting line and plug
for damage.
2. Check the inlet valve, outlet valve and filter for wear.
10.2
High-pressure hose
Inspect the high-pressure hose visually for any notches or bulges, in
particular at the transition in the fittings. It must be possible to turn
the union nuts freely.
11.
Repairs at the unit
Switch the unit OFF.
Before all repair work: unplug the power plug from
the outlet.
11.1
Relief valve
1. Use a drift punch of 2 mm to remove the grooved pin (Fig. 13,
Item 1) from the relief valve handle (2).
2. Remove the relief valve handle (2) and cam base (3).
3. Using a wrench, remove the valve housing (4).
4. Ensure that the seal (5) is seated correctly, then screw the new
valve housing (4) completely into the filter block (6). Tighten
securely with a wrench.
5. Align the cam base (3) with the hole in the filter block (6).
Lubricate the cam base with grease and slide on the cam base.
6. Bring the hole in the valve shaft (7) and in the relief valve
handle (2) into alignment.
7. Insert the grooved pin (1) to secure the relief valve handle in
position.
5
4
3
2
1
7
GB
11.2
Replacing the Motor Assembly
1. Unplug the unit.
2. Loosen and remove the two motor shroud screws (Fig 14, Item
1). Remove the motor shroud (2).
3. Loosen and remove the three belly pan screws (3). Remove
the belly pan (4).
4. Loosen and remove the two motor cover screws (5). Remove
the motor cover (6).
5. Disconnect all wires between the motor (7) and the sprayer.
6. Loosen and remove the four control panel screws (8). Remove
the control panel (9).
7. Disconnect the wires between the motor (7) and the control
panel (9).
8. Loosen and remove the two motor controller screws (10).
Remove the motor controller (11).
9. Loosen and remove the four motor baffle screws (12).
Remove the motor baffle (13).
10. Loosen and remove the three motor mounting screws (14).
11. Pull the motor (7) out of the gearbox housing (15).
12. With the motor removed, inspect the gears in the gearbox
housing for damage or excessive wear. Replace the gears, if
necessary.
13. Install the new motor (7) into the gearbox housing (15).
14. Secure the motor (7) with the three motor mounting screws
(14).
15. Reconnect the wires between the sprayer and the new motor
(refer to the Connection Diagram, section 11.7).
16. Place the baffle (13) over the end of the motor assembly (7).
Secure with the four motor baffle screws (12).
17. Place motor controller (11) back into place behind the motor
baffle (13). Secure with the two motor controller screws (10).
18. Reconnect all wires between the motor (7) and sprayer.
19. Reconnect the wires between the motor (7) and the control
panel (9).
20. Replace control panel (9) and secure with four control panel
screws (8).
21. Place the motor cover (6) back over the motor controller (11).
Secure with the two motor cover screws (5).
22. Put the belly pan (4) back in place and secure with the three
belly pan screws (3).
23. Slide the motor shroud (2) over the motor assembly (7).
24. Secure the motor shroud (2) with the two motor shroud
screws (1).
15
6
8
9
3
18
Repairs at the unit
14
2
7
13
12
4
11
1
10
6
Performance Series 1650e
5