Mart Cyclone 30 Series, Installation, Operation And Maintenance Manual, Page: 305 / 322

- 9 -
7. Install slinger (B2) on shaft (33) and secure with setscrews (B6).
8. If throttle bushing (B3) was removed, press new throttle bushing (B3) into backhead with a
hydraulic press until the throttle bushing (B3) is flush with backhead (6).
9. Install locking ring (B1). If equipped with non-metal throttle bushing, use a ¼-20 NC-2 tap to
tap drill through setscrew (B5) holes and tap throttle bushing (B3).
10. If equipped with non-metal bushing, insert setscrews (B5) through locking ring (B1) into throttle
bushing (B3).
11. Install shaft sleeve (34), if equipped.
12. Install new backhead o-ring (G16) on backhead (6). Install backhead (6) on column (31) and
secure with capscrews (35) and washers (37).
NOTE
If necessary, a hoist may be attached to lifting eyes on casing, which were used during
disassembly.
13. Lubricate the edge of the casing and Install casing (2) past o-ring and secure to backhead (6)
with washers (38) and capscrews (10).
14. Install impeller key (A2). Install impeller (1) and secure with impeller washer (A1) and impeller
capscrew (A4). Tighten capscrew to torque value shown in Figure 1. Proper torque is critical –
if the capscrew is not properly torqued, the impeller may come loose and do severe damage to
the pump. Use a strap wrench or a crescent wrench over the keyway to hold the shaft while
tightening. Do not use a pipe wrench or try to jam the impeller with a screw driver while
tightening. Holding the impeller by the vanes may break it.
NOTE
Use Loctite 262 Red when installing capscrew.
15. Install new suction head gasket (5) on suction head (3). Install suction head (3) and secure to
casing (2) with lock washers (38) and capscrews (10).
16. Remove lifting eyes from casing (2). Install pipe plugs (11).
Use a hoist or suitable lifting device with adequate lifting capacity to lift motor and
intermediate.
17. Install pumping unit into reservoir. Secure base to reservoir frame with lockwashers, nuts and
capscrews.
18. Install intermediate (61) and motor on pumping unit. Secure intermediate (61) to bearing frame
(30) with nuts (64) on capscrews (63).
19. Reconnect coupling.
20. Install guard plates and secure to intermediate (61) with capscrews and washers.
To lift pumping unit, use a hoist or device with suitable lifting capacity. Do not pick up the
complete unit by the motor or pump shaft. The motor alone may be lifted using the motor
lifting eyes.
21. Reconnect discharge piping.
Ensure discharge piping does not strain pump. Strain may cause misalignment. To ensure
proper alignment, check pump shaft for freedom of rotation after installation of discharge
piping.
23. Reconnect wiring to motor. Reconnect electrical power supply to motor. Fill machine with water
and pump start pump.
24. Check from proper rotation direction of pump.
25. Rotate pump and motor by hand to ensure there is no binding or rubbing.
CAUTION
CAUTION
CAUTION