Service Manual

Multi Pro 5800Page 7 − 34ExcelaRate Spray System
Spray Pump Service
Machines with serial numbers below 400000000 were
originally fit with a model 363 spray pump. Machines
with serial numbers above 400000000 use a model 364
spray pump. Check the manufacturers build plate on the
pump to verify the pump model being serviced.
1. Hex bolt (60 mm long) (18)
2. Hex bolt (65 mm long) (6)
3. Valve cover (6)
4. Hex bolt (6)
5. Diaphragm disc (6)
6. Diaphragm (6)
7. Diaphragm backing disc (6)
8. Connecting rod (6)
9. Pump valve (10)
10. O−ring (12)
11. Pump casting
12. Oil seal (2)
13. Hex bolt (4)
14. Plug (2)
15. Seal (2)
16. Pump foot
17. Ball bearing (2)
18. Grease fitting
19. Crankshaft
20. Connecting rod spacer (2)
21. Ball bearing (2)
22. Bearing spacer
23. Hex bolt (60 mm long) (3)
24. Pump casting (suction)
25. Pump valve − white (2)
26. Pump bracket
Figure 34
2
26
5
7
8
9
10
12
1
4
6
11
13
14
15
16
17
18
19
3
20
21
22
25
23
13
12
10
15
14
24
17
20
2
60 to 72 ft−lb
(82 to 97 N−m)
60 to 72 ft−lb
(82 to 97 N−m)
60 to 72 ft−lb
(82 to 97 N−m)
PUMP MODEL 363
23