18 309977
Pump Repair
Removal
1.
Relieve pressure; page 4.
2. Perform Storage More than 24 hours procedure
in Operation Manual 309973, 309974 or 309975.
3. Fig. 8. Loosen clamp rod (20).
20
Fig. 8
ti5130a
A
28
35
4. Release hopper quick-release clamp (28).
5. Disconnect pump module (A) from frame (35).
6. Remove five screws (12 ) and motor cover (18).
7. Fig. 10. Disconnect transducer connector (B) from
control board (38). Pull strain relief from bracket.
Thread transducer connector through bracket.
8. Fig. 9. Slowly rotate fan blade on back of motor
until connecting rod (45) near bottom of stroke.
Fig. 9
45
76
75
ti4620a
9. Pry retaining spring (76) up on connecting rod (45).
Push pin (75) out with a screwdriver.
10. Fig. 10. Loosen retaining nut (27).
Fig. 10
49
B
38
27
11. Fig. 11. Unscrew pump (31) from bearing housing
(34).
ti4622a
31
203
34
Fig. 11
Repair
See page 19 for pump repair instructions.
Installation
1. Fig. 17. Push piston rod (203) out of pump (31) 50
to 75 mm (2 to 3 inches).
2. Fig. 11. Screw retaining nut (27) onto pump until it
stops. Screw pump (31) into bearing housing (34)
until pump stops. Unscrew pump until pump outlet
is 13_ from horizontal, but no more than one turn.
WARNING
MOVING PARTS HAZARD
If pin works loose, parts could break off
due to force of pumping action. Parts
could project through the air and result in
serious injury or property damage. Make sure pin
and retaining spring are properly installed.
3. Tighten retaining nut (27).
4. Push pin (75) in with a screwdriver. Push retaining
spring (76) down on connecting rod (45).
5. Fig. 10. Connect transducer connector (B) to
motor control board (38).
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